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| author | Tom Rini <trini@konsulko.com> | 2015-07-29 22:58:39 (GMT) |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2015-07-29 22:58:39 (GMT) |
| commit | cc35734358540a1bbaf042fdf9f4cb2de17389ed (patch) | |
| tree | 95163aad5ff5430fdd6fb92c52f26eae46957c2c /arch/arm | |
| parent | 488d19cbcace0b87a2d08881eab7356088198903 (diff) | |
| parent | 873e3ef90ba98c764af6e05251354332205b9d3a (diff) | |
| download | u-boot-cc35734358540a1bbaf042fdf9f4cb2de17389ed.tar.xz | |
Merge branch 'master' of git://git.denx.de/u-boot-tegra
Diffstat (limited to 'arch/arm')
40 files changed, 3567 insertions, 64 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 36aa4e9..9127ace 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -687,17 +687,6 @@ config ARCH_ZYNQMP config TEGRA bool "NVIDIA Tegra" - select SUPPORT_SPL - select SPL - select OF_CONTROL - select SPL_DISABLE_OF_CONTROL - select CPU_V7 - select DM - select DM_SPI_FLASH - select DM_SERIAL - select DM_I2C - select DM_SPI - select DM_GPIO config TARGET_VEXPRESS64_AEMV8A bool "Support vexpress_aemv8a" diff --git a/arch/arm/cpu/armv8/cache_v8.c b/arch/arm/cpu/armv8/cache_v8.c index c5ec529..254a629 100644 --- a/arch/arm/cpu/armv8/cache_v8.c +++ b/arch/arm/cpu/armv8/cache_v8.c @@ -25,9 +25,9 @@ void set_pgtable_section(u64 *page_table, u64 index, u64 section, /* to activate the MMU we need to set up virtual memory */ static void mmu_setup(void) { - int i, j, el; bd_t *bd = gd->bd; - u64 *page_table = (u64 *)gd->arch.tlb_addr; + u64 *page_table = (u64 *)gd->arch.tlb_addr, i, j; + int el; /* Setup an identity-mapping for all spaces */ for (i = 0; i < (PGTABLE_SIZE >> 3); i++) { diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 06fbd8b..ba63553 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -32,7 +32,8 @@ dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \ tegra114-dalmore.dtb \ tegra124-jetson-tk1.dtb \ tegra124-nyan-big.dtb \ - tegra124-venice2.dtb + tegra124-venice2.dtb \ + tegra210-p2571.dtb dtb-$(CONFIG_ARCH_UNIPHIER) += \ uniphier-ph1-sld3-ref.dtb \ uniphier-ph1-pro4-ref.dtb \ diff --git a/arch/arm/dts/tegra210-p2571.dts b/arch/arm/dts/tegra210-p2571.dts new file mode 100644 index 0000000..de35bba --- /dev/null +++ b/arch/arm/dts/tegra210-p2571.dts @@ -0,0 +1,106 @@ +/dts-v1/; + +#include "tegra210.dtsi" + +/ { + model = "NVIDIA P2571"; + compatible = "nvidia,p2571", "nvidia,tegra210"; + + chosen { + stdout-path = &uarta; + }; + + aliases { + i2c0 = "/i2c@0,7000d000"; + i2c1 = "/i2c@0,7000c000"; + i2c2 = "/i2c@0,7000c400"; + i2c3 = "/i2c@0,7000c500"; + i2c4 = "/i2c@0,7000c700"; + i2c5 = "/i2c@0,7000d100"; + sdhci0 = "/sdhci@0,700b0600"; + sdhci1 = "/sdhci@0,700b0000"; + spi0 = "/spi@0,7000d400"; + spi1 = "/spi@0,7000da00"; + spi2 = "/spi@0,70410000"; + usb0 = "/usb@0,7d000000"; + }; + + memory { + reg = <0x0 0x80000000 0x0 0xc0000000>; + }; + + i2c@0,7000c000 { + status = "okay"; + clock-frequency = <100000>; + }; + + i2c@0,7000c400 { + status = "okay"; + clock-frequency = <100000>; + }; + + i2c@0,7000c500 { + status = "okay"; + clock-frequency = <100000>; + }; + + i2c@0,7000c700 { + status = "okay"; + clock-frequency = <100000>; + }; + + i2c@0,7000d000 { + status = "okay"; + clock-frequency = <400000>; + }; + + i2c@0,7000d100 { + status = "okay"; + clock-frequency = <400000>; + }; + + spi@0,7000d400 { + status = "okay"; + spi-max-frequency = <25000000>; + }; + + spi@0,7000da00 { + status = "okay"; + spi-max-frequency = <25000000>; + }; + + spi@0,70410000 { + status = "okay"; + spi-max-frequency = <24000000>; + }; + + sdhci@0,700b0000 { + status = "okay"; + cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>; + power-gpios = <&gpio TEGRA_GPIO(Z, 4) GPIO_ACTIVE_HIGH>; + bus-width = <4>; + }; + + sdhci@0,700b0600 { + status = "okay"; + bus-width = <8>; + }; + + usb@0,7d000000 { + status = "okay"; + dr_mode = "otg"; + }; + + clocks { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + clk32k_in: clock@0 { + compatible = "fixed-clock"; + reg = <0>; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + }; +}; diff --git a/arch/arm/dts/tegra210.dtsi b/arch/arm/dts/tegra210.dtsi new file mode 100644 index 0000000..f3874a1 --- /dev/null +++ b/arch/arm/dts/tegra210.dtsi @@ -0,0 +1,283 @@ +#include <dt-bindings/clock/tegra210-car.h> +#include <dt-bindings/gpio/tegra-gpio.h> +#include <dt-bindings/pinctrl/pinctrl-tegra.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h> + +#include "skeleton.dtsi" + +/ { + compatible = "nvidia,tegra210"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + gic: interrupt-controller@0,50041000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-controller; + reg = <0x0 0x50041000 0x0 0x1000>, + <0x0 0x50042000 0x0 0x2000>, + <0x0 0x50044000 0x0 0x2000>, + <0x0 0x50046000 0x0 0x2000>; + interrupts = <GIC_PPI 9 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-parent = <&gic>; + }; + + tegra_car: clock@0,60006000 { + compatible = "nvidia,tegra210-car"; + reg = <0x0 0x60006000 0x0 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + + gpio: gpio@0,6000d000 { + compatible = "nvidia,tegra210-gpio", "nvidia,tegra30-gpio"; + reg = <0x0 0x6000d000 0x0 0x1000>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; + #gpio-cells = <2>; + gpio-controller; + #interrupt-cells = <2>; + interrupt-controller; + }; + + i2c@0,7000c000 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000c000 0x0 0x100>; + interrupts = <0 38 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 12>; + status = "disabled"; + }; + + i2c@0,7000c400 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000c400 0x0 0x100>; + interrupts = <0 84 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 54>; + status = "disabled"; + }; + + i2c@0,7000c500 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000c500 0x0 0x100>; + interrupts = <0 92 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 67>; + status = "disabled"; + }; + + i2c@0,7000c700 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000c700 0x0 0x100>; + interrupts = <0 120 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 103>; + status = "disabled"; + }; + + i2c@0,7000d000 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000d000 0x0 0x100>; + interrupts = <0 53 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 47>; + status = "disabled"; + }; + + i2c@0,7000d100 { + compatible = "nvidia,tegra210-i2c", "nvidia,tegra114-i2c"; + reg = <0x0 0x7000d100 0x0 0x100>; + interrupts = <0 53 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 47>; + status = "disabled"; + }; + + uarta: serial@0,70006000 { + compatible = "nvidia,tegra210-uart", "nvidia,tegra20-uart"; + reg = <0x0 0x70006000 0x0 0x40>; + reg-shift = <2>; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_UARTA>; + resets = <&tegra_car 6>; + reset-names = "serial"; + status = "disabled"; + }; + + uartb: serial@0,70006040 { + compatible = "nvidia,tegra210-uart", "nvidia,tegra20-uart"; + reg = <0x0 0x70006040 0x0 0x40>; + reg-shift = <2>; + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_UARTB>; + resets = <&tegra_car 7>; + reset-names = "serial"; + status = "disabled"; + }; + + uartc: serial@0,70006200 { + compatible = "nvidia,tegra210-uart", "nvidia,tegra20-uart"; + reg = <0x0 0x70006200 0x0 0x40>; + reg-shift = <2>; + interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_UARTC>; + resets = <&tegra_car 55>; + reset-names = "serial"; + status = "disabled"; + }; + + uartd: serial@0,70006300 { + compatible = "nvidia,tegra210-uart", "nvidia,tegra20-uart"; + reg = <0x0 0x70006300 0x0 0x40>; + reg-shift = <2>; + interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_UARTD>; + resets = <&tegra_car 65>; + reset-names = "serial"; + status = "disabled"; + }; + + spi@0,7000d400 { + compatible = "nvidia,tegra210-spi", "nvidia,tegra114-spi"; + reg = <0x0 0x7000d400 0x0 0x200>; + interrupts = <0 59 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car TEGRA210_CLK_SBC1>; + resets = <&tegra_car 41>; + reset-names = "spi"; + status = "disabled"; + }; + + spi@0,7000d600 { + compatible = "nvidia,tegra210-spi", "nvidia,tegra114-spi"; + reg = <0x0 0x7000d600 0x0 0x200>; + interrupts = <0 82 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car TEGRA210_CLK_SBC2>; + resets = <&tegra_car 44>; + reset-names = "spi"; + status = "disabled"; + }; + + spi@0,7000d800 { + compatible = "nvidia,tegra210-spi", "nvidia,tegra114-spi"; + reg = <0x0 0x7000d800 0x0 0x200>; + interrupts = <0 83 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car TEGRA210_CLK_SBC3>; + resets = <&tegra_car 46>; + reset-names = "spi"; + status = "disabled"; + }; + + spi@0,7000da00 { + compatible = "nvidia,tegra210-spi", "nvidia,tegra114-spi"; + reg = <0x0 0x7000da00 0x0 0x200>; + interrupts = <0 93 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car TEGRA210_CLK_SBC4>; + resets = <&tegra_car 68>; + reset-names = "spi"; + status = "disabled"; + }; + + spi@0,70410000 { + compatible = "nvidia,tegra210-qspi"; + reg = <0x0 0x70410000 0x0 0x1000>; + interrupts = <0 10 0x04>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&tegra_car 211>; + status = "disabled"; + }; + + padctl: padctl@0,7009f000 { + compatible = "nvidia,tegra210-xusb-padctl"; + reg = <0x0 0x7009f000 0x0 0x1000>; + resets = <&tegra_car 142>; + reset-names = "padctl"; + #phy-cells = <1>; + }; + + sdhci@0,700b0000 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x0 0x700b0000 0x0 0x200>; + interrupts = <0 14 0x04>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC1>; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + status = "disabled"; + }; + + sdhci@0,700b0200 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x0 0x700b0200 0x0 0x200>; + interrupts = <0 15 0x04>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC2>; + resets = <&tegra_car 9>; + reset-names = "sdhci"; + status = "disabled"; + }; + + sdhci@0,700b0400 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x0 0x700b0400 0x0 0x200>; + interrupts = <0 19 0x04>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC3>; + resets = <&tegra_car 69>; + reset-names = "sdhci"; + status = "disabled"; + }; + + sdhci@0,700b0600 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x0 0x700b0600 0x0 0x200>; + interrupts = <0 31 0x04>; + clocks = <&tegra_car TEGRA210_CLK_SDMMC4>; + resets = <&tegra_car 15>; + reset-names = "sdhci"; + status = "disabled"; + }; + + usb@0,7d000000 { + compatible = "nvidia,tegra210-ehci"; + reg = <0x0 0x7d000000 0x0 0x4000>; + interrupts = <0 20 0x04>; + phy_type = "utmi"; + clocks = <&tegra_car TEGRA210_CLK_USBD>; + resets = <&tegra_car 22>; + reset-names = "usb"; + status = "disabled"; + }; + + usb@0,7d004000 { + compatible = "nvidia,tegra210-ehci"; + reg = <0x0 0x7d004000 0x0 0x4000>; + interrupts = < 53 >; + phy_type = "utmi"; + clocks = <&tegra_car TEGRA210_CLK_USB2>; + resets = <&tegra_car 58>; + reset-names = "usb"; + status = "disabled"; + }; +}; diff --git a/arch/arm/include/asm/arch-tegra/ap.h b/arch/arm/include/asm/arch-tegra/ap.h index ca40e4e..76773b7 100644 --- a/arch/arm/include/asm/arch-tegra/ap.h +++ b/arch/arm/include/asm/arch-tegra/ap.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2010-2011 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -24,8 +24,6 @@ #define PG_UP_TAG_0_PID_CPU 0x55555555 /* CPU aka "a9" aka "mpcore" */ #define PG_UP_TAG_0 0x0 -#define CORESIGHT_UNLOCK 0xC5ACCE55; - /* AP base physical address of internal SRAM */ #define NV_PA_BASE_SRAM 0x40000000 @@ -66,7 +64,7 @@ int tegra_get_sku_info(void); /* Do any chip-specific cache config */ void config_cache(void); -#if defined(CONFIG_TEGRA124) +#if defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA210) /* Do chip-specific vpr config */ void config_vpr(void); #else diff --git a/arch/arm/include/asm/arch-tegra/clk_rst.h b/arch/arm/include/asm/arch-tegra/clk_rst.h index de50e08..f690260 100644 --- a/arch/arm/include/asm/arch-tegra/clk_rst.h +++ b/arch/arm/include/asm/arch-tegra/clk_rst.h @@ -48,6 +48,7 @@ enum { TEGRA_CLK_REGS_VW = 2, /* Number of clock enable regs V/W */ TEGRA_CLK_SOURCES_VW = 32, /* Number of ppl clock sources V/W */ TEGRA_CLK_SOURCES_X = 32, /* Number of ppl clock sources X */ + TEGRA_CLK_SOURCES_Y = 18, /* Number of ppl clock sources Y */ }; /* Clock/Reset Controller (CLK_RST_CONTROLLER_) regs */ @@ -94,7 +95,15 @@ struct clk_rst_ctlr { uint crc_rst_dev_x_set; /* _RST_DEV_X_SET_0, 0x290 */ uint crc_rst_dev_x_clr; /* _RST_DEV_X_CLR_0, 0x294 */ - uint crc_reserved21[23]; /* _reserved_21, 0x298-2f0 */ + uint crc_clk_out_enb_y; /* _CLK_OUT_ENB_Y_0, 0x298 */ + uint crc_clk_enb_y_set; /* _CLK_ENB_Y_SET_0, 0x29c */ + uint crc_clk_enb_y_clr; /* _CLK_ENB_Y_CLR_0, 0x2a0 */ + + uint crc_rst_devices_y; /* _RST_DEVICES_Y_0, 0x2a4 */ + uint crc_rst_dev_y_set; /* _RST_DEV_Y_SET_0, 0x2a8 */ + uint crc_rst_dev_y_clr; /* _RST_DEV_Y_CLR_0, 0x2ac */ + + uint crc_reserved21[17]; /* _reserved_21, 0x2b0-2f0 */ uint crc_dfll_base; /* _DFLL_BASE_0, 0x2f4 */ @@ -136,7 +145,7 @@ struct clk_rst_ctlr { struct clk_set_clr crc_rst_dev_ex_vw[TEGRA_CLK_REGS_VW]; /* _CLK_ENB_V/W_CLR_0 0x440 ~ 0x44c */ struct clk_set_clr crc_clk_enb_ex_vw[TEGRA_CLK_REGS_VW]; - /* Additional (T114) registers */ + /* Additional (T114+) registers */ uint crc_rst_cpug_cmplx_set; /* _RST_CPUG_CMPLX_SET_0, 0x450 */ uint crc_rst_cpug_cmplx_clr; /* _RST_CPUG_CMPLX_CLR_0, 0x454 */ uint crc_rst_cpulp_cmplx_set; /* _RST_CPULP_CMPLX_SET_0, 0x458 */ @@ -207,9 +216,18 @@ struct clk_rst_ctlr { u32 _rsv32_1[7]; /* 0x574-58c */ struct clk_pll_simple plldp; /* _PLLDP_BASE, 0x590 _PLLDP_MISC */ u32 crc_plldp_ss_cfg; /* _PLLDP_SS_CFG, 0x598 */ - u32 _rsrv32_2[25]; - /* Tegra124 */ - uint crc_clk_src_x[TEGRA_CLK_SOURCES_X]; /* XUSB, etc, 0x600-0x678 */ + + /* Tegra124+ - skip to 0x600 here for new CLK_SOURCE_ regs */ + uint _rsrv32_2[25]; /* _0x59C - 0x5FC */ + uint crc_clk_src_x[TEGRA_CLK_SOURCES_X]; /* XUSB, etc, 0x600-0x67C */ + + /* Tegra210 - skip to 0x694 here for new CLK_SOURCE_ regs */ + uint crc_reserved61[5]; /* _reserved_61, 0x680 - 0x690 */ + /* + * NOTE: PLLA1 regs are in the middle of this Y region. Break this in + * two later if PLLA1 is needed, but for now this is cleaner. + */ + uint crc_clk_src_y[TEGRA_CLK_SOURCES_Y]; /* SPARE1, etc, 0x694-0x6D8 */ }; /* CLK_RST_CONTROLLER_CLK_CPU_CMPLX_0 */ @@ -233,6 +251,8 @@ struct clk_rst_ctlr { #define PLL_DIVP_SHIFT 20 #define PLL_DIVP_MASK (7U << PLL_DIVP_SHIFT) +/* Special case for T210 PLLU DIVP */ +#define PLLU_DIVP_SHIFT 16 #define PLL_DIVN_SHIFT 8 #define PLL_DIVN_MASK (0x3ffU << PLL_DIVN_SHIFT) @@ -261,6 +281,12 @@ struct clk_rst_ctlr { #define PLL_LFCON_SHIFT 4 #define PLL_LFCON_MASK (15U << PLL_LFCON_SHIFT) +/* CPCON/LFCON replaced by KCP/KVCO in T210 PLLU */ +#define PLLU_KVCO_SHIFT 24 +#define PLLU_KVCO_MASK (3U << PLLU_KVCO_SHIFT) +#define PLLU_KCP_SHIFT 25 +#define PLLU_KCP_MASK (1U << PLLU_KCP_SHIFT) + #define PLLU_VCO_FREQ_SHIFT 20 #define PLLU_VCO_FREQ_MASK (1U << PLLU_VCO_FREQ_SHIFT) diff --git a/arch/arm/include/asm/arch-tegra/gp_padctrl.h b/arch/arm/include/asm/arch-tegra/gp_padctrl.h index 7a86acb..695f3e6 100644 --- a/arch/arm/include/asm/arch-tegra/gp_padctrl.h +++ b/arch/arm/include/asm/arch-tegra/gp_padctrl.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2010-2012 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -21,5 +21,6 @@ #define CHIPID_TEGRA30 0x30 #define CHIPID_TEGRA114 0x35 #define CHIPID_TEGRA124 0x40 +#define CHIPID_TEGRA210 0x21 #endif /* _TEGRA_GP_PADCTRL_H_ */ diff --git a/arch/arm/include/asm/arch-tegra/pmc.h b/arch/arm/include/asm/arch-tegra/pmc.h index 1dd3154..66c0879 100644 --- a/arch/arm/include/asm/arch-tegra/pmc.h +++ b/arch/arm/include/asm/arch-tegra/pmc.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2010,2011,2014 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -294,6 +294,7 @@ struct pmc_ctlr { #define CRAIL 0 #define CE0 14 #define C0NC 15 +#define SOR 17 #define PMC_XOFS_SHIFT 1 #define PMC_XOFS_MASK (0x3F << PMC_XOFS_SHIFT) @@ -303,7 +304,7 @@ struct pmc_ctlr { #define TIMER_MULT_MASK (3 << TIMER_MULT_SHIFT) #define TIMER_MULT_CPU_SHIFT 2 #define TIMER_MULT_CPU_MASK (3 << TIMER_MULT_CPU_SHIFT) -#elif defined(CONFIG_TEGRA124) +#elif defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA210) #define TIMER_MULT_SHIFT 0 #define TIMER_MULT_MASK (7 << TIMER_MULT_SHIFT) #define TIMER_MULT_CPU_SHIFT 3 @@ -314,7 +315,7 @@ struct pmc_ctlr { #define MULT_2 1 #define MULT_4 2 #define MULT_8 3 -#if defined(CONFIG_TEGRA124) +#if defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA210) #define MULT_16 4 #endif diff --git a/arch/arm/include/asm/arch-tegra/tegra.h b/arch/arm/include/asm/arch-tegra/tegra.h index d63af0e..b6c7cab 100644 --- a/arch/arm/include/asm/arch-tegra/tegra.h +++ b/arch/arm/include/asm/arch-tegra/tegra.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2010,2011 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -74,6 +74,7 @@ enum { SKU_ID_T114_ENG = 0x00, /* Dalmore value, unfused */ SKU_ID_T114_1 = 0x01, SKU_ID_T124_ENG = 0x00, /* Venice2 value, unfused */ + SKU_ID_T210_ENG = 0x00, /* unfused value TBD */ }; /* @@ -88,6 +89,7 @@ enum { TEGRA_SOC_T30, TEGRA_SOC_T114, TEGRA_SOC_T124, + TEGRA_SOC_T210, TEGRA_SOC_CNT, TEGRA_SOC_UNKNOWN = -1, diff --git a/arch/arm/include/asm/arch-tegra/usb.h b/arch/arm/include/asm/arch-tegra/usb.h index c817088..f400c01 100644 --- a/arch/arm/include/asm/arch-tegra/usb.h +++ b/arch/arm/include/asm/arch-tegra/usb.h @@ -266,6 +266,9 @@ struct usb_ctlr { /* USBx_UTMIP_BIAS_CFG1_0 */ #define UTMIP_FORCE_PDTRK_POWERDOWN 1 +#define UTMIP_BIAS_DEBOUNCE_TIMESCALE_SHIFT 8 +#define UTMIP_BIAS_DEBOUNCE_TIMESCALE_MASK \ + (0x3f << UTMIP_BIAS_DEBOUNCE_TIMESCALE_SHIFT) #define UTMIP_BIAS_PDTRK_COUNT_SHIFT 3 #define UTMIP_BIAS_PDTRK_COUNT_MASK \ (0x1f << UTMIP_BIAS_PDTRK_COUNT_SHIFT) diff --git a/arch/arm/include/asm/arch-tegra210/ahb.h b/arch/arm/include/asm/arch-tegra210/ahb.h new file mode 100644 index 0000000..3a37af4 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/ahb.h @@ -0,0 +1,91 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_AHB_H_ +#define _TEGRA210_AHB_H_ + +struct ahb_ctlr { + u32 reserved0; /* 00h */ + u32 arbitration_disable; /* _ARBITRATION_DISABLE_0, 04h */ + u32 arbitration_priority_ctrl; /* _ARBITRATION_PRIORITY_CTRL_0,08h */ + u32 arbitration_usr_protect; /* _ARBITRATION_USR_PROTECT_0, 0ch */ + u32 gizmo_ahb_mem; /* _GIZMO_AHB_MEM_0, 10h */ + u32 gizmo_apb_dma; /* _GIZMO_APB_DMA_0, 14h */ + u32 reserved6[2]; /* 18h, 1ch */ + u32 gizmo_usb; /* _GIZMO_USB_0, 20h */ + u32 gizmo_ahb_xbar_bridge; /* _GIZMO_AHB_XBAR_BRIDGE_0, 24h */ + u32 gizmo_cpu_ahb_bridge; /* _GIZMO_CPU_AHB_BRIDGE_0, 28h */ + u32 gizmo_cop_ahb_bridge; /* _GIZMO_COP_AHB_BRIDGE_0, 2ch */ + u32 gizmo_xbar_apb_ctlr; /* _GIZMO_XBAR_APB_CTLR_0, 30h */ + u32 gizmo_vcp_ahb_bridge; /* _GIZMO_VCP_AHB_BRIDGE_0, 34h */ + u32 reserved13[2]; /* 38h, 3ch */ + u32 gizmo_nand; /* _GIZMO_NAND_0, 40h */ + u32 reserved15; /* 44h */ + u32 gizmo_sdmmc4; /* _GIZMO_SDMMC4_0, 48h */ + u32 reserved17; /* 4ch */ + u32 gizmo_se; /* _GIZMO_SE_0, 50h */ + u32 gizmo_tzram; /* _GIZMO_TZRAM_0, 54h */ + u32 reserved20[3]; /* 58h, 5ch, 60h */ + u32 gizmo_bsev; /* _GIZMO_BSEV_0, 64h */ + u32 reserved22[3]; /* 68h, 6ch, 70h */ + u32 gizmo_bsea; /* _GIZMO_BSEA_0, 74h */ + u32 gizmo_nor; /* _GIZMO_NOR_0, 78h */ + u32 gizmo_usb2; /* _GIZMO_USB2_0, 7ch */ + u32 gizmo_usb3; /* _GIZMO_USB3_0, 80h */ + u32 gizmo_sdmmc1; /* _GIZMO_SDMMC1_0, 84h */ + u32 gizmo_sdmmc2; /* _GIZMO_SDMMC2_0, 88h */ + u32 gizmo_sdmmc3; /* _GIZMO_SDMMC3_0, 8ch */ + u32 reserved30[13]; /* 90h ~ c0h */ + u32 ahb_wrq_empty; /* _AHB_WRQ_EMPTY_0, c4h */ + u32 reserved32[5]; /* c8h ~ d8h */ + u32 ahb_mem_prefetch_cfg_x; /* _AHB_MEM_PREFETCH_CFG_X_0, dch */ + u32 arbitration_xbar_ctrl; /* _ARBITRATION_XBAR_CTRL_0, e0h */ + u32 ahb_mem_prefetch_cfg3; /* _AHB_MEM_PREFETCH_CFG3_0, e4h */ + u32 ahb_mem_prefetch_cfg4; /* _AHB_MEM_PREFETCH_CFG3_0, e8h */ + u32 avp_ppcs_rd_coh_status; /* _AVP_PPCS_RD_COH_STATUS_0, ech */ + u32 ahb_mem_prefetch_cfg1; /* _AHB_MEM_PREFETCH_CFG1_0, f0h */ + u32 ahb_mem_prefetch_cfg2; /* _AHB_MEM_PREFETCH_CFG2_0, f4h */ + u32 ahbslvmem_status; /* _AHBSLVMEM_STATUS_0, f8h */ + /* _ARBITRATION_AHB_MEM_WRQUE_MST_ID_0, fch */ + u32 arbitration_ahb_mem_wrque_mst_id; + u32 arbitration_cpu_abort_addr; /* _ARBITRATION_CPU_ABORT_ADDR_0,100h */ + u32 arbitration_cpu_abort_info; /* _ARBITRATION_CPU_ABORT_INFO_0,104h */ + u32 arbitration_cop_abort_addr; /* _ARBITRATION_COP_ABORT_ADDR_0,108h */ + u32 arbitration_cop_abort_info; /* _ARBITRATION_COP_ABORT_INFO_0,10ch */ + u32 reserved46[4]; /* 110h ~ 11ch */ + u32 avpc_mccif_fifoctrl; /* _AVPC_MCCIF_FIFOCTRL_0, 120h */ + u32 timeout_wcoal_avpc; /* _TIMEOUT_WCOAL_AVPC_0, 124h */ + u32 mpcorelp_mccif_fifoctrl; /* _MPCORELP_MCCIF_FIFOCTRL_0, 128h */ + u32 mpcore_mccif_fifoctrl; /* _MPCORE_MCCIF_FIFOCTRL_0, 12ch */ + u32 axicif_fastsync_ctrl; /* AXICIF_FASTSYNC_CTRL_0, 130h */ + u32 axicif_fastsync_statistics; /* _AXICIF_FASTSYNC_STATISTICS_0,134h */ + /* _AXICIF_FASTSYNC0_CPUCLK_TO_MCCLK_0, 138h */ + u32 axicif_fastsync0_cpuclk_to_mcclk; + /* _AXICIF_FASTSYNC1_CPUCLK_TO_MCCLK_0, 13ch */ + u32 axicif_fastsync1_cpuclk_to_mcclk; + /* _AXICIF_FASTSYNC2_CPUCLK_TO_MCCLK_0, 140h */ + u32 axicif_fastsync2_cpuclk_to_mcclk; + /* _AXICIF_FASTSYNC0_MCCLK_TO_CPUCLK_0, 144h */ + u32 axicif_fastsync0_mcclk_to_cpuclk; + /* _AXICIF_FASTSYNC1_MCCLK_TO_CPUCLK_0, 148h */ + u32 axicif_fastsync1_mcclk_to_cpuclk; + /* _AXICIF_FASTSYNC2_MCCLK_TO_CPUCLK_0, 14ch */ + u32 axicif_fastsync2_mcclk_to_cpuclk; +}; + +#define PPSB_STOPCLK_ENABLE (1 << 2) + +#define GIZ_ENABLE_SPLIT (1 << 0) +#define GIZ_ENB_FAST_REARB (1 << 2) +#define GIZ_DONT_SPLIT_AHB_WR (1 << 7) + +#define GIZ_USB_IMMEDIATE (1 << 18) + +/* AHB_ARBITRATION_XBAR_CTRL_0 0xe0 */ +#define ARBITRATION_XBAR_CTRL_PPSB_ENABLE (1 << 2) + +#endif /* _TEGRA210_AHB_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/clock-tables.h b/arch/arm/include/asm/arch-tegra210/clock-tables.h new file mode 100644 index 0000000..b62e070 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/clock-tables.h @@ -0,0 +1,566 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Tegra210 clock PLL tables */ + +#ifndef _TEGRA210_CLOCK_TABLES_H_ +#define _TEGRA210_CLOCK_TABLES_H_ + +/* The PLLs supported by the hardware */ +enum clock_id { + CLOCK_ID_FIRST, + CLOCK_ID_CGENERAL = CLOCK_ID_FIRST, + CLOCK_ID_MEMORY, + CLOCK_ID_PERIPH, + CLOCK_ID_AUDIO, + CLOCK_ID_USB, + CLOCK_ID_DISPLAY, + + /* now the simple ones */ + CLOCK_ID_FIRST_SIMPLE, + CLOCK_ID_XCPU = CLOCK_ID_FIRST_SIMPLE, + CLOCK_ID_EPCI, + CLOCK_ID_SFROM32KHZ, + + /* These are the base clocks (inputs to the Tegra SoC) */ + CLOCK_ID_32KHZ, + CLOCK_ID_OSC, + + CLOCK_ID_COUNT, /* number of PLLs */ + + /* + * These are clock IDs that are used in table clock_source[][] + * but will not be assigned as a clock source for any peripheral. + */ + CLOCK_ID_DISPLAY2, + CLOCK_ID_CGENERAL_0, + CLOCK_ID_CGENERAL_1, + CLOCK_ID_CGENERAL2, + CLOCK_ID_CGENERAL3, + CLOCK_ID_CGENERAL4_0, + CLOCK_ID_CGENERAL4_1, + CLOCK_ID_CGENERAL4_2, + CLOCK_ID_MEMORY2, + CLOCK_ID_SRC2, + + CLOCK_ID_NONE = -1, +}; + +/* The clocks supported by the hardware */ +enum periph_id { + PERIPH_ID_FIRST, + + /* Low word: 31:0 (DEVICES_L) */ + PERIPH_ID_CPU = PERIPH_ID_FIRST, + PERIPH_ID_COP, + PERIPH_ID_TRIGSYS, + PERIPH_ID_ISPB, + PERIPH_ID_RESERVED4, + PERIPH_ID_TMR, + PERIPH_ID_UART1, + PERIPH_ID_UART2, + + /* 8 */ + PERIPH_ID_GPIO, + PERIPH_ID_SDMMC2, + PERIPH_ID_SPDIF, + PERIPH_ID_I2S2, + PERIPH_ID_I2C1, + PERIPH_ID_RESERVED13, + PERIPH_ID_SDMMC1, + PERIPH_ID_SDMMC4, + + /* 16 */ + PERIPH_ID_TCW, + PERIPH_ID_PWM, + PERIPH_ID_I2S3, + PERIPH_ID_RESERVED19, + PERIPH_ID_VI, + PERIPH_ID_RESERVED21, + PERIPH_ID_USBD, + PERIPH_ID_ISP, + + /* 24 */ + PERIPH_ID_RESERVED24, + PERIPH_ID_RESERVED25, + PERIPH_ID_DISP2, + PERIPH_ID_DISP1, + PERIPH_ID_HOST1X, + PERIPH_ID_VCP, + PERIPH_ID_I2S1, + PERIPH_ID_CACHE2, + + /* Middle word: 63:32 (DEVICES_H) */ + PERIPH_ID_MEM, + PERIPH_ID_AHBDMA, + PERIPH_ID_APBDMA, + PERIPH_ID_RESERVED35, + PERIPH_ID_RESERVED36, + PERIPH_ID_STAT_MON, + PERIPH_ID_RESERVED38, + PERIPH_ID_FUSE, + + /* 40 */ + PERIPH_ID_KFUSE, + PERIPH_ID_SBC1, + PERIPH_ID_SNOR, + PERIPH_ID_RESERVED43, + PERIPH_ID_SBC2, + PERIPH_ID_XIO, + PERIPH_ID_SBC3, + PERIPH_ID_I2C5, + + /* 48 */ + PERIPH_ID_DSI, + PERIPH_ID_RESERVED49, + PERIPH_ID_HSI, + PERIPH_ID_HDMI, + PERIPH_ID_CSI, + PERIPH_ID_RESERVED53, + PERIPH_ID_I2C2, + PERIPH_ID_UART3, + + /* 56 */ + PERIPH_ID_MIPI_CAL, + PERIPH_ID_EMC, + PERIPH_ID_USB2, + PERIPH_ID_USB3, + PERIPH_ID_RESERVED60, + PERIPH_ID_VDE, + PERIPH_ID_BSEA, + PERIPH_ID_BSEV, + + /* Upper word 95:64 (DEVICES_U) */ + PERIPH_ID_RESERVED64, + PERIPH_ID_UART4, + PERIPH_ID_UART5, + PERIPH_ID_I2C3, + PERIPH_ID_SBC4, + PERIPH_ID_SDMMC3, + PERIPH_ID_PCIE, + PERIPH_ID_OWR, + + /* 72 */ + PERIPH_ID_AFI, + PERIPH_ID_CORESIGHT, + PERIPH_ID_PCIEXCLK, + PERIPH_ID_AVPUCQ, + PERIPH_ID_LA, + PERIPH_ID_TRACECLKIN, + PERIPH_ID_SOC_THERM, + PERIPH_ID_DTV, + + /* 80 */ + PERIPH_ID_RESERVED80, + PERIPH_ID_I2CSLOW, + PERIPH_ID_DSIB, + PERIPH_ID_TSEC, + PERIPH_ID_RESERVED84, + PERIPH_ID_RESERVED85, + PERIPH_ID_RESERVED86, + PERIPH_ID_EMUCIF, + + /* 88 */ + PERIPH_ID_RESERVED88, + PERIPH_ID_XUSB_HOST, + PERIPH_ID_RESERVED90, + PERIPH_ID_MSENC, + PERIPH_ID_RESERVED92, + PERIPH_ID_RESERVED93, + PERIPH_ID_RESERVED94, + PERIPH_ID_XUSB_DEV, + + PERIPH_ID_VW_FIRST, + /* V word: 31:0 */ + PERIPH_ID_CPUG = PERIPH_ID_VW_FIRST, + PERIPH_ID_CPULP, + PERIPH_ID_V_RESERVED2, + PERIPH_ID_MSELECT, + PERIPH_ID_V_RESERVED4, + PERIPH_ID_I2S4, + PERIPH_ID_I2S5, + PERIPH_ID_I2C4, + + /* 104 */ + PERIPH_ID_SBC5, + PERIPH_ID_SBC6, + PERIPH_ID_AHUB, + PERIPH_ID_APB2APE, + PERIPH_ID_V_RESERVED12, + PERIPH_ID_V_RESERVED13, + PERIPH_ID_V_RESERVED14, + PERIPH_ID_HDA2CODEC2X, + + /* 112 */ + PERIPH_ID_ATOMICS, + PERIPH_ID_V_RESERVED17, + PERIPH_ID_V_RESERVED18, + PERIPH_ID_V_RESERVED19, + PERIPH_ID_V_RESERVED20, + PERIPH_ID_V_RESERVED21, + PERIPH_ID_V_RESERVED22, + PERIPH_ID_ACTMON, + + /* 120 */ + PERIPH_ID_EXTPERIPH1, + PERIPH_ID_EXTPERIPH2, + PERIPH_ID_EXTPERIPH3, + PERIPH_ID_OOB, + PERIPH_ID_SATA, + PERIPH_ID_HDA, + PERIPH_ID_V_RESERVED30, + PERIPH_ID_V_RESERVED31, + + /* W word: 31:0 */ + PERIPH_ID_HDA2HDMICODEC, + PERIPH_ID_SATACOLD, + PERIPH_ID_W_RESERVED2, + PERIPH_ID_W_RESERVED3, + PERIPH_ID_W_RESERVED4, + PERIPH_ID_W_RESERVED5, + PERIPH_ID_W_RESERVED6, + PERIPH_ID_W_RESERVED7, + + /* 136 */ + PERIPH_ID_CEC, + PERIPH_ID_W_RESERVED9, + PERIPH_ID_W_RESERVED10, + PERIPH_ID_W_RESERVED11, + PERIPH_ID_W_RESERVED12, + PERIPH_ID_W_RESERVED13, + PERIPH_ID_XUSB_PADCTL, + PERIPH_ID_W_RESERVED15, + + /* 144 */ + PERIPH_ID_W_RESERVED16, + PERIPH_ID_W_RESERVED17, + PERIPH_ID_W_RESERVED18, + PERIPH_ID_W_RESERVED19, + PERIPH_ID_W_RESERVED20, + PERIPH_ID_ENTROPY, + PERIPH_ID_DDS, + PERIPH_ID_W_RESERVED23, + + /* 152 */ + PERIPH_ID_W_RESERVED24, + PERIPH_ID_W_RESERVED25, + PERIPH_ID_W_RESERVED26, + PERIPH_ID_DVFS, + PERIPH_ID_XUSB_SS, + PERIPH_ID_W_RESERVED29, + PERIPH_ID_W_RESERVED30, + PERIPH_ID_W_RESERVED31, + + PERIPH_ID_X_FIRST, + /* X word: 31:0 */ + PERIPH_ID_SPARE = PERIPH_ID_X_FIRST, + PERIPH_ID_X_RESERVED1, + PERIPH_ID_X_RESERVED2, + PERIPH_ID_X_RESERVED3, + PERIPH_ID_CAM_MCLK, + PERIPH_ID_CAM_MCLK2, + PERIPH_ID_I2C6, + PERIPH_ID_X_RESERVED7, + + /* 168 */ + PERIPH_ID_X_RESERVED8, + PERIPH_ID_X_RESERVED9, + PERIPH_ID_X_RESERVED10, + PERIPH_ID_VIM2_CLK, + PERIPH_ID_X_RESERVED12, + PERIPH_ID_X_RESERVED13, + PERIPH_ID_EMC_DLL, + PERIPH_ID_X_RESERVED15, + + /* 176 */ + PERIPH_ID_HDMI_AUDIO, + PERIPH_ID_CLK72MHZ, + PERIPH_ID_VIC, + PERIPH_ID_X_RESERVED19, + PERIPH_ID_X_RESERVED20, + PERIPH_ID_DPAUX, + PERIPH_ID_SOR0, + PERIPH_ID_X_RESERVED23, + + /* 184 */ + PERIPH_ID_GPU, + PERIPH_ID_X_RESERVED25, + PERIPH_ID_X_RESERVED26, + PERIPH_ID_X_RESERVED27, + PERIPH_ID_X_RESERVED28, + PERIPH_ID_X_RESERVED29, + PERIPH_ID_X_RESERVED30, + PERIPH_ID_X_RESERVED31, + + PERIPH_ID_Y_FIRST, + /* Y word: 31:0 (192:223) */ + PERIPH_ID_SPARE1 = PERIPH_ID_Y_FIRST, + PERIPH_ID_Y_RESERVED1, + PERIPH_ID_Y_RESERVED2, + PERIPH_ID_Y_RESERVED3, + PERIPH_ID_Y_RESERVED4, + PERIPH_ID_Y_RESERVED5, + PERIPH_ID_APE, + PERIPH_ID_Y_RESERVED7, + + /* 200 */ + PERIPH_ID_MC_CDPA, + PERIPH_ID_Y_RESERVED9, + PERIPH_ID_Y_RESERVED10, + PERIPH_ID_Y_RESERVED11, + PERIPH_ID_Y_RESERVED12, + PERIPH_ID_PEX_USB_UPHY, + PERIPH_ID_Y_RESERVED14, + PERIPH_ID_Y_RESERVED15, + + /* 208 */ + PERIPH_ID_VI_I2C, + PERIPH_ID_Y_RESERVED17, + PERIPH_ID_Y_RESERVED18, + PERIPH_ID_QSPI, + PERIPH_ID_Y_RESERVED20, + PERIPH_ID_Y_RESERVED21, + PERIPH_ID_Y_RESERVED22, + PERIPH_ID_Y_RESERVED23, + + /* 216 */ + PERIPH_ID_Y_RESERVED24, + PERIPH_ID_Y_RESERVED25, + PERIPH_ID_Y_RESERVED26, + PERIPH_ID_Y_RESERVED27, + PERIPH_ID_Y_RESERVED28, + PERIPH_ID_Y_RESERVED29, + PERIPH_ID_Y_RESERVED30, + PERIPH_ID_Y_RESERVED31, + + PERIPH_ID_COUNT, + PERIPH_ID_NONE = -1, +}; + +enum pll_out_id { + PLL_OUT1, + PLL_OUT2, + PLL_OUT3, + PLL_OUT4 +}; + +/* + * Clock peripheral IDs which sadly don't match up with PERIPH_ID. we want + * callers to use the PERIPH_ID for all access to peripheral clocks to avoid + * confusion bewteen PERIPH_ID_... and PERIPHC_... + * + * We don't call this CLOCK_PERIPH_ID or PERIPH_CLOCK_ID as it would just be + * confusing. + */ +enum periphc_internal_id { + /* 0x00 */ + PERIPHC_I2S2, + PERIPHC_I2S3, + PERIPHC_SPDIF_OUT, + PERIPHC_SPDIF_IN, + PERIPHC_PWM, + PERIPHC_05h, + PERIPHC_SBC2, + PERIPHC_SBC3, + + /* 0x08 */ + PERIPHC_08h, + PERIPHC_I2C1, + PERIPHC_I2C5, + PERIPHC_0bh, + PERIPHC_0ch, + PERIPHC_SBC1, + PERIPHC_DISP1, + PERIPHC_DISP2, + + /* 0x10 */ + PERIPHC_10h, + PERIPHC_11h, + PERIPHC_VI, + PERIPHC_13h, + PERIPHC_SDMMC1, + PERIPHC_SDMMC2, + PERIPHC_G3D, + PERIPHC_G2D, + + /* 0x18 */ + PERIPHC_18h, + PERIPHC_SDMMC4, + PERIPHC_VFIR, + PERIPHC_1Bh, + PERIPHC_1Ch, + PERIPHC_HSI, + PERIPHC_UART1, + PERIPHC_UART2, + + /* 0x20 */ + PERIPHC_HOST1X, + PERIPHC_21h, + PERIPHC_22h, + PERIPHC_HDMI, + PERIPHC_24h, + PERIPHC_25h, + PERIPHC_I2C2, + PERIPHC_EMC, + + /* 0x28 */ + PERIPHC_UART3, + PERIPHC_29h, + PERIPHC_VI_SENSOR, + PERIPHC_2bh, + PERIPHC_2ch, + PERIPHC_SBC4, + PERIPHC_I2C3, + PERIPHC_SDMMC3, + + /* 0x30 */ + PERIPHC_UART4, + PERIPHC_UART5, + PERIPHC_VDE, + PERIPHC_OWR, + PERIPHC_NOR, + PERIPHC_CSITE, + PERIPHC_I2S1, + PERIPHC_DTV, + + /* 0x38 */ + PERIPHC_38h, + PERIPHC_39h, + PERIPHC_3ah, + PERIPHC_3bh, + PERIPHC_MSENC, + PERIPHC_TSEC, + PERIPHC_3eh, + PERIPHC_OSC, + + PERIPHC_VW_FIRST, + /* 0x40 */ + PERIPHC_40h = PERIPHC_VW_FIRST, + PERIPHC_MSELECT, + PERIPHC_TSENSOR, + PERIPHC_I2S4, + PERIPHC_I2S5, + PERIPHC_I2C4, + PERIPHC_SBC5, + PERIPHC_SBC6, + + /* 0x48 */ + PERIPHC_AUDIO, + PERIPHC_49h, + PERIPHC_4ah, + PERIPHC_4bh, + PERIPHC_4ch, + PERIPHC_HDA2CODEC2X, + PERIPHC_ACTMON, + PERIPHC_EXTPERIPH1, + + /* 0x50 */ + PERIPHC_EXTPERIPH2, + PERIPHC_EXTPERIPH3, + PERIPHC_52h, + PERIPHC_I2CSLOW, + PERIPHC_SYS, + PERIPHC_55h, + PERIPHC_56h, + PERIPHC_57h, + + /* 0x58 */ + PERIPHC_58h, + PERIPHC_59h, + PERIPHC_5ah, + PERIPHC_5bh, + PERIPHC_SATAOOB, + PERIPHC_SATA, + PERIPHC_HDA, /* 0x428 */ + PERIPHC_5fh, + + PERIPHC_X_FIRST, + /* 0x60 */ + PERIPHC_XUSB_CORE_HOST = PERIPHC_X_FIRST, /* 0x600 */ + PERIPHC_XUSB_FALCON, + PERIPHC_XUSB_FS, + PERIPHC_XUSB_CORE_DEV, + PERIPHC_XUSB_SS, + PERIPHC_CILAB, + PERIPHC_CILCD, + PERIPHC_CILE, + + /* 0x68 */ + PERIPHC_DSIA_LP, + PERIPHC_DSIB_LP, + PERIPHC_ENTROPY, + PERIPHC_DVFS_REF, + PERIPHC_DVFS_SOC, + PERIPHC_TRACECLKIN, + PERIPHC_6Eh, + PERIPHC_6Fh, + + /* 0x70 */ + PERIPHC_EMC_LATENCY, + PERIPHC_SOC_THERM, + PERIPHC_72h, + PERIPHC_73h, + PERIPHC_74h, + PERIPHC_75h, + PERIPHC_VI_SENSOR2, + PERIPHC_I2C6, + + /* 0x78 */ + PERIPHC_78h, + PERIPHC_EMC_DLL, + PERIPHC_7ah, + PERIPHC_CLK72MHZ, + PERIPHC_7ch, + PERIPHC_7dh, + PERIPHC_VIC, + PERIPHC_7fh, + + PERIPHC_Y_FIRST, + /* 0x80 */ + PERIPHC_SDMMC_LEGACY_TM = PERIPHC_Y_FIRST, /* 0x694 */ + PERIPHC_NVDEC, /* 0x698 */ + PERIPHC_NVJPG, /* 0x69c */ + PERIPHC_NVENC, /* 0x6a0 */ + PERIPHC_84h, + PERIPHC_85h, + PERIPHC_86h, + PERIPHC_87h, + + /* 0x88 */ + PERIPHC_88h, + PERIPHC_89h, + PERIPHC_DMIC3, /* 0x6bc: */ + PERIPHC_APE, /* 0x6c0: */ + PERIPHC_QSPI, /* 0x6c4: */ + PERIPHC_VI_I2C, /* 0x6c8: */ + PERIPHC_USB2_HSIC_TRK, /* 0x6cc: */ + PERIPHC_PEX_SATA_USB_RX_BYP, /* 0x6d0: */ + + /* 0x90 */ + PERIPHC_MAUD, /* 0x6d4: */ + PERIPHC_TSECB, /* 0x6d8: */ + + PERIPHC_COUNT, + PERIPHC_NONE = -1, +}; + +/* Converts a clock number to a clock register: 0=L, 1=H, 2=U, 0=V, 1=W */ +#define PERIPH_REG(id) \ + (id < PERIPH_ID_VW_FIRST) ? \ + ((id) >> 5) : ((id - PERIPH_ID_VW_FIRST) >> 5) + +/* Mask value for a clock (within PERIPH_REG(id)) */ +#define PERIPH_MASK(id) (1 << ((id) & 0x1f)) + +/* return 1 if a PLL ID is in range */ +#define clock_id_is_pll(id) ((id) >= CLOCK_ID_FIRST && (id) < CLOCK_ID_COUNT) + +/* return 1 if a peripheral ID is in range */ +#define clock_periph_id_isvalid(id) ((id) >= PERIPH_ID_FIRST && \ + (id) < PERIPH_ID_COUNT) + +#endif /* _TEGRA210_CLOCK_TABLES_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/clock.h b/arch/arm/include/asm/arch-tegra210/clock.h new file mode 100644 index 0000000..3501be2 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/clock.h @@ -0,0 +1,27 @@ +/* + * (C) Copyright 2010-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Tegra210 clock control definitions */ + +#ifndef _TEGRA210_CLOCK_H_ +#define _TEGRA210_CLOCK_H_ + +#include <asm/arch-tegra/clock.h> + +/* CLK_RST_CONTROLLER_OSC_CTRL_0 */ +#define OSC_FREQ_SHIFT 28 +#define OSC_FREQ_MASK (0xF << OSC_FREQ_SHIFT) + +/* PLL bits that differ from generic clk_rst.h */ +#define PLLC_RESET 30 +#define PLLC_IDDQ 27 +#define PLLD_ENABLE_CLK 21 +#define PLLD_EN_LCKDET 28 + +int tegra_plle_enable(void); + +#endif /* _TEGRA210_CLOCK_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/flow.h b/arch/arm/include/asm/arch-tegra210/flow.h new file mode 100644 index 0000000..e2301ae --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/flow.h @@ -0,0 +1,45 @@ +/* + * (C) Copyright 2010-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_FLOW_H_ +#define _TEGRA210_FLOW_H_ + +struct flow_ctlr { + u32 halt_cpu_events; /* offset 0x00 */ + u32 halt_cop_events; /* offset 0x04 */ + u32 cpu_csr; /* offset 0x08 */ + u32 cop_csr; /* offset 0x0c */ + u32 xrq_events; /* offset 0x10 */ + u32 halt_cpu1_events; /* offset 0x14 */ + u32 cpu1_csr; /* offset 0x18 */ + u32 halt_cpu2_events; /* offset 0x1c */ + u32 cpu2_csr; /* offset 0x20 */ + u32 halt_cpu3_events; /* offset 0x24 */ + u32 cpu3_csr; /* offset 0x28 */ + u32 cluster_control; /* offset 0x2c */ + u32 halt_cop1_events; /* offset 0x30 */ + u32 halt_cop1_csr; /* offset 0x34 */ + u32 cpu_pwr_csr; /* offset 0x38 */ + u32 mpid; /* offset 0x3c */ + u32 ram_repair; /* offset 0x40 */ +}; + +/* HALT_COP_EVENTS_0, 0x04 */ +#define EVENT_MSEC (1 << 24) +#define EVENT_USEC (1 << 25) +#define EVENT_JTAG (1 << 28) +#define EVENT_MODE_STOP (2 << 29) + +/* FLOW_CTLR_CLUSTER_CONTROL_0 0x2c */ +#define ACTIVE_LP (1 << 0) + +/* CPUn_CSR_0 */ +#define CSR_ENABLE (1 << 0) +#define CSR_IMMEDIATE_WAKE (1 << 3) +#define CSR_WAIT_WFI_SHIFT 8 + +#endif /* _TEGRA210_FLOW_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/funcmux.h b/arch/arm/include/asm/arch-tegra210/funcmux.h new file mode 100644 index 0000000..f0851de --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/funcmux.h @@ -0,0 +1,23 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Tegra210 high-level function multiplexing */ + +#ifndef _TEGRA210_FUNCMUX_H_ +#define _TEGRA210_FUNCMUX_H_ + +#include <asm/arch-tegra/funcmux.h> + +/* Configs supported by the func mux */ +enum { + FUNCMUX_DEFAULT = 0, /* default config */ + + /* UART configs */ + FUNCMUX_UART1_UART1 = 0, + FUNCMUX_UART4_UART4 = 0, +}; +#endif /* _TEGRA210_FUNCMUX_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/gp_padctrl.h b/arch/arm/include/asm/arch-tegra210/gp_padctrl.h new file mode 100644 index 0000000..fb69baf --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/gp_padctrl.h @@ -0,0 +1,74 @@ +/* + * (C) Copyright 2010-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_GP_PADCTRL_H_ +#define _TEGRA210_GP_PADCTRL_H_ + +#include <asm/arch-tegra/gp_padctrl.h> + +/* APB_MISC_GP and padctrl registers */ +struct apb_misc_gp_ctlr { + u32 modereg; /* 0x00: APB_MISC_GP_MODEREG */ + u32 hidrev; /* 0x04: APB_MISC_GP_HIDREV */ + u32 reserved0[22]; /* 0x08 - 0x5C: */ + u32 emu_revid; /* 0x60: APB_MISC_GP_EMU_REVID */ + u32 xactor_scratch; /* 0x64: APB_MISC_GP_XACTOR_SCRATCH */ + u32 aocfg1; /* 0x68: APB_MISC_GP_AOCFG1PADCTRL */ + u32 aocfg2; /* 0x6C: APB_MISC_GP_AOCFG2PADCTRL */ + u32 atcfg1; /* 0x70: APB_MISC_GP_ATCFG1PADCTRL */ + u32 atcfg2; /* 0x74: APB_MISC_GP_ATCFG2PADCTRL */ + u32 atcfg3; /* 0x78: APB_MISC_GP_ATCFG3PADCTRL */ + u32 atcfg4; /* 0x7C: APB_MISC_GP_ATCFG4PADCTRL */ + u32 atcfg5; /* 0x80: APB_MISC_GP_ATCFG5PADCTRL */ + u32 cdev1cfg; /* 0x84: APB_MISC_GP_CDEV1CFGPADCTRL */ + u32 cdev2cfg; /* 0x88: APB_MISC_GP_CDEV2CFGPADCTRL */ + u32 reserved1; /* 0x8C: */ + u32 dap1cfg; /* 0x90: APB_MISC_GP_DAP1CFGPADCTRL */ + u32 dap2cfg; /* 0x94: APB_MISC_GP_DAP2CFGPADCTRL */ + u32 dap3cfg; /* 0x98: APB_MISC_GP_DAP3CFGPADCTRL */ + u32 dap4cfg; /* 0x9C: APB_MISC_GP_DAP4CFGPADCTRL */ + u32 dbgcfg; /* 0xA0: APB_MISC_GP_DBGCFGPADCTRL */ + u32 reserved2[3]; /* 0xA4 - 0xAC: */ + u32 sdio3cfg; /* 0xB0: APB_MISC_GP_SDIO3CFGPADCTRL */ + u32 spicfg; /* 0xB4: APB_MISC_GP_SPICFGPADCTRL */ + u32 uaacfg; /* 0xB8: APB_MISC_GP_UAACFGPADCTRL */ + u32 uabcfg; /* 0xBC: APB_MISC_GP_UABCFGPADCTRL */ + u32 uart2cfg; /* 0xC0: APB_MISC_GP_UART2CFGPADCTRL */ + u32 uart3cfg; /* 0xC4: APB_MISC_GP_UART3CFGPADCTRL */ + u32 reserved3[9]; /* 0xC8-0xE8: */ + u32 sdio1cfg; /* 0xEC: APB_MISC_GP_SDIO1CFGPADCTRL */ + u32 reserved4[3]; /* 0xF0-0xF8: */ + u32 ddccfg; /* 0xFC: APB_MISC_GP_DDCCFGPADCTRL */ + u32 gmacfg; /* 0x100: APB_MISC_GP_GMACFGPADCTRL */ + u32 reserved5[3]; /* 0x104-0x10C: */ + u32 gmecfg; /* 0x110: APB_MISC_GP_GMECFGPADCTRL */ + u32 gmfcfg; /* 0x114: APB_MISC_GP_GMFCFGPADCTRL */ + u32 gmgcfg; /* 0x118: APB_MISC_GP_GMGCFGPADCTRL */ + u32 gmhcfg; /* 0x11C: APB_MISC_GP_GMHCFGPADCTRL */ + u32 owrcfg; /* 0x120: APB_MISC_GP_OWRCFGPADCTRL */ + u32 uadcfg; /* 0x124: APB_MISC_GP_UADCFGPADCTRL */ + u32 reserved6; /* 0x128: */ + u32 dev3cfg; /* 0x12C: APB_MISC_GP_DEV3CFGPADCTRL */ + u32 reserved7[2]; /* 0x130 - 0x134: */ + u32 ceccfg; /* 0x138: APB_MISC_GP_CECCFGPADCTRL */ + u32 reserved8[22]; /* 0x13C - 0x190: */ + u32 atcfg6; /* 0x194: APB_MISC_GP_ATCFG6PADCTRL */ + u32 dap5cfg; /* 0x198: APB_MISC_GP_DAP5CFGPADCTRL */ + u32 vbuscfg; /* 0x19C: APB_MISC_GP_USBVBUSENCFGPADCTRL */ + u32 aocfg3; /* 0x1A0: APB_MISC_GP_AOCFG3PADCTRL */ + u32 hvccfg0; /* 0x1A4: APB_MISC_GP_HVCCFG0PADCTRL */ + u32 sdio4cfg; /* 0x1A8: APB_MISC_GP_SDIO4CFGPADCTRL */ + u32 aocfg0; /* 0x1AC: APB_MISC_GP_AOCFG0PADCTRL */ +}; + +/* SDMMC1/3 settings from section 27.5 of T114 TRM */ +#define SDIOCFG_DRVUP_SLWF 0 +#define SDIOCFG_DRVDN_SLWR 0 +#define SDIOCFG_DRVUP 0x24 +#define SDIOCFG_DRVDN 0x14 + +#endif /* _TEGRA210_GP_PADCTRL_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/gpio.h b/arch/arm/include/asm/arch-tegra210/gpio.h new file mode 100644 index 0000000..71af423 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/gpio.h @@ -0,0 +1,303 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_GPIO_H_ +#define _TEGRA210_GPIO_H_ + +/* + * The Tegra210 GPIO controller has 256 GPIOS in 8 banks of 4 ports, + * each with 8 GPIOs. + */ +#define TEGRA_GPIO_PORTS 4 /* number of ports per bank */ +#define TEGRA_GPIO_BANKS 8 /* number of banks */ + +#include <asm/arch-tegra/gpio.h> + +/* GPIO Controller registers for a single bank */ +struct gpio_ctlr_bank { + uint gpio_config[TEGRA_GPIO_PORTS]; + uint gpio_dir_out[TEGRA_GPIO_PORTS]; + uint gpio_out[TEGRA_GPIO_PORTS]; + uint gpio_in[TEGRA_GPIO_PORTS]; + uint gpio_int_status[TEGRA_GPIO_PORTS]; + uint gpio_int_enable[TEGRA_GPIO_PORTS]; + uint gpio_int_level[TEGRA_GPIO_PORTS]; + uint gpio_int_clear[TEGRA_GPIO_PORTS]; + uint gpio_masked_config[TEGRA_GPIO_PORTS]; + uint gpio_masked_dir_out[TEGRA_GPIO_PORTS]; + uint gpio_masked_out[TEGRA_GPIO_PORTS]; + uint gpio_masked_in[TEGRA_GPIO_PORTS]; + uint gpio_masked_int_status[TEGRA_GPIO_PORTS]; + uint gpio_masked_int_enable[TEGRA_GPIO_PORTS]; + uint gpio_masked_int_level[TEGRA_GPIO_PORTS]; + uint gpio_masked_int_clear[TEGRA_GPIO_PORTS]; +}; + +struct gpio_ctlr { + struct gpio_ctlr_bank gpio_bank[TEGRA_GPIO_BANKS]; +}; + +enum gpio_pin { + GPIO_PA0 = 0, /* pin 0 */ + GPIO_PA1, + GPIO_PA2, + GPIO_PA3, + GPIO_PA4, + GPIO_PA5, + GPIO_PA6, + GPIO_PA7, + GPIO_PB0, /* pin 8 */ + GPIO_PB1, + GPIO_PB2, + GPIO_PB3, + GPIO_PB4, + GPIO_PB5, + GPIO_PB6, + GPIO_PB7, + GPIO_PC0, /* pin 16 */ + GPIO_PC1, + GPIO_PC2, + GPIO_PC3, + GPIO_PC4, + GPIO_PC5, + GPIO_PC6, + GPIO_PC7, + GPIO_PD0, /* pin 24 */ + GPIO_PD1, + GPIO_PD2, + GPIO_PD3, + GPIO_PD4, + GPIO_PD5, + GPIO_PD6, + GPIO_PD7, + GPIO_PE0, /* pin 32 */ + GPIO_PE1, + GPIO_PE2, + GPIO_PE3, + GPIO_PE4, + GPIO_PE5, + GPIO_PE6, + GPIO_PE7, + GPIO_PF0, /* pin 40 */ + GPIO_PF1, + GPIO_PF2, + GPIO_PF3, + GPIO_PF4, + GPIO_PF5, + GPIO_PF6, + GPIO_PF7, + GPIO_PG0, /* pin 48 */ + GPIO_PG1, + GPIO_PG2, + GPIO_PG3, + GPIO_PG4, + GPIO_PG5, + GPIO_PG6, + GPIO_PG7, + GPIO_PH0, /* pin 56 */ + GPIO_PH1, + GPIO_PH2, + GPIO_PH3, + GPIO_PH4, + GPIO_PH5, + GPIO_PH6, + GPIO_PH7, + GPIO_PI0, /* pin 64 */ + GPIO_PI1, + GPIO_PI2, + GPIO_PI3, + GPIO_PI4, + GPIO_PI5, + GPIO_PI6, + GPIO_PI7, + GPIO_PJ0, /* pin 72 */ + GPIO_PJ1, + GPIO_PJ2, + GPIO_PJ3, + GPIO_PJ4, + GPIO_PJ5, + GPIO_PJ6, + GPIO_PJ7, + GPIO_PK0, /* pin 80 */ + GPIO_PK1, + GPIO_PK2, + GPIO_PK3, + GPIO_PK4, + GPIO_PK5, + GPIO_PK6, + GPIO_PK7, + GPIO_PL0, /* pin 88 */ + GPIO_PL1, + GPIO_PL2, + GPIO_PL3, + GPIO_PL4, + GPIO_PL5, + GPIO_PL6, + GPIO_PL7, + GPIO_PM0, /* pin 96 */ + GPIO_PM1, + GPIO_PM2, + GPIO_PM3, + GPIO_PM4, + GPIO_PM5, + GPIO_PM6, + GPIO_PM7, + GPIO_PN0, /* pin 104 */ + GPIO_PN1, + GPIO_PN2, + GPIO_PN3, + GPIO_PN4, + GPIO_PN5, + GPIO_PN6, + GPIO_PN7, + GPIO_PO0, /* pin 112 */ + GPIO_PO1, + GPIO_PO2, + GPIO_PO3, + GPIO_PO4, + GPIO_PO5, + GPIO_PO6, + GPIO_PO7, + GPIO_PP0, /* pin 120 */ + GPIO_PP1, + GPIO_PP2, + GPIO_PP3, + GPIO_PP4, + GPIO_PP5, + GPIO_PP6, + GPIO_PP7, + GPIO_PQ0, /* pin 128 */ + GPIO_PQ1, + GPIO_PQ2, + GPIO_PQ3, + GPIO_PQ4, + GPIO_PQ5, + GPIO_PQ6, + GPIO_PQ7, + GPIO_PR0, /* pin 136 */ + GPIO_PR1, + GPIO_PR2, + GPIO_PR3, + GPIO_PR4, + GPIO_PR5, + GPIO_PR6, + GPIO_PR7, + GPIO_PS0, /* pin 144 */ + GPIO_PS1, + GPIO_PS2, + GPIO_PS3, + GPIO_PS4, + GPIO_PS5, + GPIO_PS6, + GPIO_PS7, + GPIO_PT0, /* pin 152 */ + GPIO_PT1, + GPIO_PT2, + GPIO_PT3, + GPIO_PT4, + GPIO_PT5, + GPIO_PT6, + GPIO_PT7, + GPIO_PU0, /* pin 160 */ + GPIO_PU1, + GPIO_PU2, + GPIO_PU3, + GPIO_PU4, + GPIO_PU5, + GPIO_PU6, + GPIO_PU7, + GPIO_PV0, /* pin 168 */ + GPIO_PV1, + GPIO_PV2, + GPIO_PV3, + GPIO_PV4, + GPIO_PV5, + GPIO_PV6, + GPIO_PV7, + GPIO_PW0, /* pin 176 */ + GPIO_PW1, + GPIO_PW2, + GPIO_PW3, + GPIO_PW4, + GPIO_PW5, + GPIO_PW6, + GPIO_PW7, + GPIO_PX0, /* pin 184 */ + GPIO_PX1, + GPIO_PX2, + GPIO_PX3, + GPIO_PX4, + GPIO_PX5, + GPIO_PX6, + GPIO_PX7, + GPIO_PY0, /* pin 192 */ + GPIO_PY1, + GPIO_PY2, + GPIO_PY3, + GPIO_PY4, + GPIO_PY5, + GPIO_PY6, + GPIO_PY7, + GPIO_PZ0, /* pin 200 */ + GPIO_PZ1, + GPIO_PZ2, + GPIO_PZ3, + GPIO_PZ4, + GPIO_PZ5, + GPIO_PZ6, + GPIO_PZ7, + GPIO_PAA0, /* pin 208 */ + GPIO_PAA1, + GPIO_PAA2, + GPIO_PAA3, + GPIO_PAA4, + GPIO_PAA5, + GPIO_PAA6, + GPIO_PAA7, + GPIO_PBB0, /* pin 216 */ + GPIO_PBB1, + GPIO_PBB2, + GPIO_PBB3, + GPIO_PBB4, + GPIO_PBB5, + GPIO_PBB6, + GPIO_PBB7, + GPIO_PCC0, /* pin 224 */ + GPIO_PCC1, + GPIO_PCC2, + GPIO_PCC3, + GPIO_PCC4, + GPIO_PCC5, + GPIO_PCC6, + GPIO_PCC7, + GPIO_PDD0, /* pin 232 */ + GPIO_PDD1, + GPIO_PDD2, + GPIO_PDD3, + GPIO_PDD4, + GPIO_PDD5, + GPIO_PDD6, + GPIO_PDD7, + GPIO_PEE0, /* pin 240 */ + GPIO_PEE1, + GPIO_PEE2, + GPIO_PEE3, + GPIO_PEE4, + GPIO_PEE5, + GPIO_PEE6, + GPIO_PEE7, + GPIO_PFF0, /* pin 248 */ + GPIO_PFF1, + GPIO_PFF2, + GPIO_PFF3, + GPIO_PFF4, + GPIO_PFF5, + GPIO_PFF6, + GPIO_PFF7, /* pin 255 */ +}; + +#endif /* _TEGRA210_GPIO_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/mc.h b/arch/arm/include/asm/arch-tegra210/mc.h new file mode 100644 index 0000000..77e9aa5 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/mc.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2014-2015 NVIDIA CORPORATION. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_MC_H_ +#define _TEGRA210_MC_H_ + +/** + * Defines the memory controller registers we need/care about + */ +struct mc_ctlr { + u32 reserved0[4]; /* offset 0x00 - 0x0C */ + u32 mc_smmu_config; /* offset 0x10 */ + u32 mc_smmu_tlb_config; /* offset 0x14 */ + u32 mc_smmu_ptc_config; /* offset 0x18 */ + u32 mc_smmu_ptb_asid; /* offset 0x1C */ + u32 mc_smmu_ptb_data; /* offset 0x20 */ + u32 reserved1[3]; /* offset 0x24 - 0x2C */ + u32 mc_smmu_tlb_flush; /* offset 0x30 */ + u32 mc_smmu_ptc_flush; /* offset 0x34 */ + u32 reserved2[6]; /* offset 0x38 - 0x4C */ + u32 mc_emem_cfg; /* offset 0x50 */ + u32 mc_emem_adr_cfg; /* offset 0x54 */ + u32 mc_emem_adr_cfg_dev0; /* offset 0x58 */ + u32 mc_emem_adr_cfg_dev1; /* offset 0x5C */ + u32 reserved3[4]; /* offset 0x60 - 0x6C */ + u32 mc_security_cfg0; /* offset 0x70 */ + u32 mc_security_cfg1; /* offset 0x74 */ + u32 reserved4[6]; /* offset 0x7C - 0x8C */ + u32 mc_emem_arb_reserved[28]; /* offset 0x90 - 0xFC */ + u32 reserved5[74]; /* offset 0x100 - 0x224 */ + u32 mc_smmu_translation_enable_0; /* offset 0x228 */ + u32 mc_smmu_translation_enable_1; /* offset 0x22C */ + u32 mc_smmu_translation_enable_2; /* offset 0x230 */ + u32 mc_smmu_translation_enable_3; /* offset 0x234 */ + u32 mc_smmu_afi_asid; /* offset 0x238 */ + u32 mc_smmu_avpc_asid; /* offset 0x23C */ + u32 mc_smmu_dc_asid; /* offset 0x240 */ + u32 mc_smmu_dcb_asid; /* offset 0x244 */ + u32 reserved6[2]; /* offset 0x248 - 0x24C */ + u32 mc_smmu_hc_asid; /* offset 0x250 */ + u32 mc_smmu_hda_asid; /* offset 0x254 */ + u32 mc_smmu_isp2_asid; /* offset 0x258 */ + u32 reserved7[2]; /* offset 0x25C - 0x260 */ + u32 mc_smmu_msenc_asid; /* offset 0x264 */ + u32 mc_smmu_nv_asid; /* offset 0x268 */ + u32 mc_smmu_nv2_asid; /* offset 0x26C */ + u32 mc_smmu_ppcs_asid; /* offset 0x270 */ + u32 mc_smmu_sata_asid; /* offset 0x274 */ + u32 reserved8[1]; /* offset 0x278 */ + u32 mc_smmu_vde_asid; /* offset 0x27C */ + u32 mc_smmu_vi_asid; /* offset 0x280 */ + u32 mc_smmu_vic_asid; /* offset 0x284 */ + u32 mc_smmu_xusb_host_asid; /* offset 0x288 */ + u32 mc_smmu_xusb_dev_asid; /* offset 0x28C */ + u32 reserved9[1]; /* offset 0x290 */ + u32 mc_smmu_tsec_asid; /* offset 0x294 */ + u32 mc_smmu_ppcs1_asid; /* offset 0x298 */ + u32 reserved10[235]; /* offset 0x29C - 0x644 */ + u32 mc_video_protect_bom; /* offset 0x648 */ + u32 mc_video_protect_size_mb; /* offset 0x64c */ + u32 mc_video_protect_reg_ctrl; /* offset 0x650 */ +}; + +#define TEGRA_MC_SMMU_CONFIG_ENABLE (1 << 0) + +#define TEGRA_MC_VIDEO_PROTECT_REG_WRITE_ACCESS_ENABLED (0 << 0) +#define TEGRA_MC_VIDEO_PROTECT_REG_WRITE_ACCESS_DISABLED (1 << 0) + +#endif /* _TEGRA210_MC_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/pmu.h b/arch/arm/include/asm/arch-tegra210/pmu.h new file mode 100644 index 0000000..1e5f388 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/pmu.h @@ -0,0 +1,14 @@ +/* + * (C) Copyright 2010-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_PMU_H_ +#define _TEGRA210_PMU_H_ + +/* Set core and CPU voltages to nominal levels */ +int pmu_set_nominal(void); + +#endif /* _TEGRA210_PMU_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/powergate.h b/arch/arm/include/asm/arch-tegra210/powergate.h new file mode 100644 index 0000000..df6f91d --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/powergate.h @@ -0,0 +1,12 @@ +/* + * Copyright (c) 2014-2015 NVIDIA CORPORATION. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_POWERGATE_H_ +#define _TEGRA210_POWERGATE_H_ + +#include <asm/arch-tegra/powergate.h> + +#endif /* _TEGRA210_POWERGATE_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/sysctr.h b/arch/arm/include/asm/arch-tegra210/sysctr.h new file mode 100644 index 0000000..e8a13b5 --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/sysctr.h @@ -0,0 +1,26 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_SYSCTR_H_ +#define _TEGRA210_SYSCTR_H_ + +struct sysctr_ctlr { + u32 cntcr; /* 0x00: SYSCTR0_CNTCR Counter Control */ + u32 cntsr; /* 0x04: SYSCTR0_CNTSR Counter Status */ + u32 cntcv0; /* 0x08: SYSCTR0_CNTCV0 Counter Count 31:00 */ + u32 cntcv1; /* 0x0C: SYSCTR0_CNTCV1 Counter Count 63:32 */ + u32 reserved1[4]; /* 0x10 - 0x1C */ + u32 cntfid0; /* 0x20: SYSCTR0_CNTFID0 Freq Table Entry */ + u32 cntfid1; /* 0x24: SYSCTR0_CNTFID1 Freq Table End */ + u32 reserved2[1002]; /* 0x28 - 0xFCC */ + u32 counterid[12]; /* 0xFD0 - 0xFxx CounterID regs, RO */ +}; + +#define TSC_CNTCR_ENABLE (1 << 0) /* Enable */ +#define TSC_CNTCR_HDBG (1 << 1) /* Halt on debug */ + +#endif /* _TEGRA210_SYSCTR_H_ */ diff --git a/arch/arm/include/asm/arch-tegra210/tegra.h b/arch/arm/include/asm/arch-tegra210/tegra.h new file mode 100644 index 0000000..95c67fb --- /dev/null +++ b/arch/arm/include/asm/arch-tegra210/tegra.h @@ -0,0 +1,32 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _TEGRA210_TEGRA_H_ +#define _TEGRA210_TEGRA_H_ + +#define GICD_BASE 0x50041000 /* Generic Int Cntrlr Distrib */ +#define GICC_BASE 0x50042000 /* Generic Int Cntrlr CPU I/F */ +#define NV_PA_AHB_BASE 0x6000C000 /* System regs (AHB, etc.) */ +#define NV_PA_TSC_BASE 0x700F0000 /* System Counter TSC regs */ +#define NV_PA_MC_BASE 0x70019000 /* Mem Ctlr regs (MCB, etc.) */ +#define NV_PA_SDRAM_BASE 0x80000000 + +#include <asm/arch-tegra/tegra.h> + +#define BCT_ODMDATA_OFFSET 1288 /* offset to ODMDATA word */ + +#undef NVBOOTINFOTABLE_BCTSIZE +#undef NVBOOTINFOTABLE_BCTPTR +#define NVBOOTINFOTABLE_BCTSIZE 0x48 /* BCT size in BIT in IRAM */ +#define NVBOOTINFOTABLE_BCTPTR 0x4C /* BCT pointer in BIT in IRAM */ + +#define MAX_NUM_CPU 4 +#define MCB_EMEM_ARB_OVERRIDE (NV_PA_MC_BASE + 0xE8) + +#define TEGRA_USB1_BASE 0x7D000000 + +#endif /* _TEGRA210_TEGRA_H_ */ diff --git a/arch/arm/lib/crt0_64.S b/arch/arm/lib/crt0_64.S index bc9c53c..98a906e 100644 --- a/arch/arm/lib/crt0_64.S +++ b/arch/arm/lib/crt0_64.S @@ -74,7 +74,8 @@ zero_gd: cmp x0, x18 b.gt zero_gd #if defined(CONFIG_SYS_MALLOC_F_LEN) - sub x0, x18, #CONFIG_SYS_MALLOC_F_LEN + ldr x0, =CONFIG_SYS_MALLOC_F_LEN + sub x0, x18, x0 str x0, [x18, #GD_MALLOC_BASE] #endif bic sp, x0, #0xf /* 16-byte alignment for ABI compliance */ diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 54bd648..ba0b865 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -1,20 +1,49 @@ if TEGRA +config TEGRA_ARMV7_COMMON + bool "Tegra 32-bit" + select SUPPORT_SPL + select SPL + select OF_CONTROL + select SPL_DISABLE_OF_CONTROL + select CPU_V7 + select DM + select DM_SPI_FLASH + select DM_SERIAL + select DM_I2C + select DM_SPI + select DM_GPIO + choice prompt "Tegra SoC select" optional config TEGRA20 bool "Tegra20 family" + select TEGRA_ARMV7_COMMON config TEGRA30 bool "Tegra30 family" + select TEGRA_ARMV7_COMMON config TEGRA114 bool "Tegra114 family" + select TEGRA_ARMV7_COMMON config TEGRA124 bool "Tegra124 family" + select TEGRA_ARMV7_COMMON + +config TEGRA210 + bool "Tegra210 family" + select OF_CONTROL + select ARM64 + select DM + select DM_SPI_FLASH + select DM_SERIAL + select DM_I2C + select DM_SPI + select DM_GPIO endchoice @@ -25,5 +54,6 @@ source "arch/arm/mach-tegra/tegra20/Kconfig" source "arch/arm/mach-tegra/tegra30/Kconfig" source "arch/arm/mach-tegra/tegra114/Kconfig" source "arch/arm/mach-tegra/tegra124/Kconfig" +source "arch/arm/mach-tegra/tegra210/Kconfig" endif diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile index fefc180..0db8ee0 100644 --- a/arch/arm/mach-tegra/Makefile +++ b/arch/arm/mach-tegra/Makefile @@ -1,5 +1,5 @@ # -# (C) Copyright 2010,2011 Nvidia Corporation. +# (C) Copyright 2010-2015 Nvidia Corporation. # # (C) Copyright 2000-2008 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -24,7 +24,9 @@ obj-y += pinmux-common.o obj-y += powergate.o obj-y += xusb-padctl.o obj-$(CONFIG_DISPLAY_CPUINFO) += sys_info.o +#TCW Fix this to use a common config switch (CONFIG_LOCK_VPR?) obj-$(CONFIG_TEGRA124) += vpr.o +obj-$(CONFIG_TEGRA210) += vpr.o obj-$(CONFIG_TEGRA_CLOCK_SCALING) += emc.o ifndef CONFIG_SPL_BUILD @@ -35,3 +37,4 @@ obj-$(CONFIG_TEGRA20) += tegra20/ obj-$(CONFIG_TEGRA30) += tegra30/ obj-$(CONFIG_TEGRA114) += tegra114/ obj-$(CONFIG_TEGRA124) += tegra124/ +obj-$(CONFIG_TEGRA210) += tegra210/ diff --git a/arch/arm/mach-tegra/ap.c b/arch/arm/mach-tegra/ap.c index 0b94e8a..e62dda5 100644 --- a/arch/arm/mach-tegra/ap.c +++ b/arch/arm/mach-tegra/ap.c @@ -1,5 +1,5 @@ /* -* (C) Copyright 2010-2014 +* (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -92,6 +92,13 @@ int tegra_get_chip_sku(void) return TEGRA_SOC_T124; } break; + case CHIPID_TEGRA210: + switch (sku_id) { + case SKU_ID_T210_ENG: + default: + return TEGRA_SOC_T210; + } + break; } /* unknown chip/sku id */ @@ -100,6 +107,7 @@ int tegra_get_chip_sku(void) return TEGRA_SOC_UNKNOWN; } +#ifndef CONFIG_ARM64 static void enable_scu(void) { struct scu_ctlr *scu = (struct scu_ctlr *)NV_PA_ARM_PERIPHBASE; @@ -131,8 +139,8 @@ static u32 get_odmdata(void) * on BCTs for currently supported SoCs, which are locked down. * If this changes in new chips, we can revisit this algorithm. */ - - u32 bct_start, odmdata; + unsigned long bct_start; + u32 odmdata; bct_start = readl(NV_PA_BASE_SRAM + NVBOOTINFOTABLE_BCTPTR); odmdata = readl(bct_start + BCT_ODMDATA_OFFSET); @@ -222,3 +230,4 @@ void s_init(void) /* init vpr */ config_vpr(); } +#endif diff --git a/arch/arm/mach-tegra/board.c b/arch/arm/mach-tegra/board.c index 222de6a..40de72d 100644 --- a/arch/arm/mach-tegra/board.c +++ b/arch/arm/mach-tegra/board.c @@ -1,11 +1,12 @@ /* - * (C) Copyright 2010-2014 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> +#include <spl.h> #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/funcmux.h> @@ -17,6 +18,8 @@ #include <asm/arch-tegra/sys_proto.h> #include <asm/arch-tegra/warmboot.h> +void save_boot_params_ret(void); + DECLARE_GLOBAL_DATA_PTR; enum { @@ -29,6 +32,21 @@ enum { UART_COUNT = 5, }; +static bool from_spl __attribute__ ((section(".data"))); + +#ifndef CONFIG_SPL_BUILD +void save_boot_params(u32 r0, u32 r1, u32 r2, u32 r3) +{ + from_spl = r0 != UBOOT_NOT_LOADED_FROM_SPL; + save_boot_params_ret(); +} +#endif + +bool spl_was_boot_source(void) +{ + return from_spl; +} + #if defined(CONFIG_TEGRA_SUPPORT_NON_SECURE) #if !defined(CONFIG_TEGRA124) #error tegra_cpu_is_non_secure has only been validated on Tegra124 @@ -125,12 +143,18 @@ static int uart_configs[] = { -1, FUNCMUX_UART4_GMI, /* UARTD */ -1, -#else /* Tegra124 */ +#elif defined(CONFIG_TEGRA124) FUNCMUX_UART1_KBC, /* UARTA */ -1, -1, FUNCMUX_UART4_GPIO, /* UARTD */ -1, +#else /* Tegra210 */ + FUNCMUX_UART1_UART1, /* UARTA */ + -1, + -1, + FUNCMUX_UART4_UART4, /* UARTD */ + -1, #endif }; @@ -182,7 +206,7 @@ void board_init_uart_f(void) setup_uarts(uart_ids); } -#ifndef CONFIG_SYS_DCACHE_OFF +#if !defined(CONFIG_SYS_DCACHE_OFF) && !defined(CONFIG_ARM64) void enable_caches(void) { /* Enable D-cache. I-cache is already enabled in start.S */ diff --git a/arch/arm/mach-tegra/board2.c b/arch/arm/mach-tegra/board2.c index ce9b695..36bcfb0 100644 --- a/arch/arm/mach-tegra/board2.c +++ b/arch/arm/mach-tegra/board2.c @@ -196,6 +196,12 @@ void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init"))); int board_early_init_f(void) { + /* Do any special system timer/TSC setup */ +#if defined(CONFIG_TEGRA_SUPPORT_NON_SECURE) + if (!tegra_cpu_is_non_secure()) +#endif + arch_timer_init(); + pinmux_init(); board_init_uart_f(); @@ -274,3 +280,19 @@ void pad_init_mmc(struct mmc_host *host) #endif /* T30 */ } #endif /* MMC */ + +#ifdef CONFIG_ARM64 +/* + * Most hardware on 64-bit Tegra is still restricted to DMA to the lower + * 32-bits of the physical address space. Cap the maximum usable RAM area + * at 4 GiB to avoid DMA buffers from being allocated beyond the 32-bit + * boundary that most devices can address. + */ +ulong board_get_usable_ram_top(ulong total_size) +{ + if (gd->ram_top > 0x100000000) + return 0x100000000; + + return gd->ram_top; +} +#endif diff --git a/arch/arm/mach-tegra/cache.c b/arch/arm/mach-tegra/cache.c index 94f5bce..0e9cb97 100644 --- a/arch/arm/mach-tegra/cache.c +++ b/arch/arm/mach-tegra/cache.c @@ -21,6 +21,7 @@ #include <asm/arch-tegra/ap.h> #include <asm/arch/gp_padctrl.h> +#ifndef CONFIG_ARM64 void config_cache(void) { u32 reg = 0; @@ -44,3 +45,4 @@ void config_cache(void) reg |= 2; asm("mcr p15, 1, %0, c9, c0, 2" : : "r" (reg)); } +#endif diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c index 24047b8..5d968d8 100644 --- a/arch/arm/mach-tegra/clock.c +++ b/arch/arm/mach-tegra/clock.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2014, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2010-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -113,7 +113,11 @@ int clock_ll_read_pll(enum clock_id clkid, u32 *divm, u32 *divn, data = readl(&pll->pll_misc); *cpcon = (data & PLL_CPCON_MASK) >> PLL_CPCON_SHIFT; *lfcon = (data & PLL_LFCON_MASK) >> PLL_LFCON_SHIFT; - +#if defined(CONFIG_TEGRA210) + /* T210 PLLU uses KCP/KVCO instead of CPCON/LFCON */ + *cpcon = (data & PLLU_KCP_MASK) >> PLLU_KCP_SHIFT; + *lfcon = (data & PLLU_KVCO_MASK) >> PLLU_KVCO_SHIFT; +#endif return 0; } @@ -132,14 +136,28 @@ unsigned long clock_start_pll(enum clock_id clkid, u32 divm, u32 divn, * - same fields are always mapped at same offsets, except DCCON * - DCCON is always 0, doesn't conflict * - M,N, P of PLLP values are ignored for PLLP + * NOTE: Above is no longer true with T210 - TBD: FIX THIS */ misc_data = (cpcon << PLL_CPCON_SHIFT) | (lfcon << PLL_LFCON_SHIFT); +#if defined(CONFIG_TEGRA210) + /* T210 PLLU uses KCP/KVCO instead of cpcon/lfcon */ + if (clkid == CLOCK_ID_USB) { + /* preserve EN_LOCKDET, set by default */ + misc_data = readl(&pll->pll_misc); + misc_data |= (cpcon << PLLU_KCP_SHIFT) | + (lfcon << PLLU_KVCO_SHIFT); + } +#endif data = (divm << PLL_DIVM_SHIFT) | (divn << PLL_DIVN_SHIFT) | (0 << PLL_BYPASS_SHIFT) | (1 << PLL_ENABLE_SHIFT); if (clkid == CLOCK_ID_USB) +#if defined(CONFIG_TEGRA210) + data |= divp << PLLU_DIVP_SHIFT; +#else data |= divp << PLLU_VCO_FREQ_SHIFT; +#endif else data |= divp << PLL_DIVP_SHIFT; if (pll) { @@ -534,8 +552,15 @@ int clock_set_rate(enum clock_id clkid, u32 n, u32 m, u32 p, u32 cpcon) /* Set cpcon to PLL_MISC */ misc_reg = readl(&pll->pll_misc); +#if !defined(CONFIG_TEGRA210) misc_reg &= ~PLL_CPCON_MASK; misc_reg |= cpcon << PLL_CPCON_SHIFT; +#else + /* T210 uses KCP instead, use the most common bit shift (PLLA/U/D2) */ + misc_reg &= ~PLLU_KCP_MASK; + misc_reg |= cpcon << PLLU_KCP_SHIFT; +#endif + writel(misc_reg, &pll->pll_misc); /* Enable PLL */ @@ -608,12 +633,6 @@ void clock_init(void) debug("PLLC = %d\n", pll_rate[CLOCK_ID_CGENERAL]); debug("PLLD = %d\n", pll_rate[CLOCK_ID_DISPLAY]); debug("PLLX = %d\n", pll_rate[CLOCK_ID_XCPU]); - - /* Do any special system timer/TSC setup */ -#if defined(CONFIG_TEGRA_SUPPORT_NON_SECURE) - if (!tegra_cpu_is_non_secure()) -#endif - arch_timer_init(); } static void set_avp_clock_source(u32 src) @@ -634,6 +653,7 @@ static void set_avp_clock_source(u32 src) /* * This function is useful on Tegra30, and any later SoCs that have compatible * PLLP configuration registers. + * NOTE: Not used on Tegra210 - see tegra210_setup_pllp in T210 clock.c */ void tegra30_set_up_pllp(void) { diff --git a/arch/arm/mach-tegra/cpu.c b/arch/arm/mach-tegra/cpu.c index c6f3b02..f7d45e8 100644 --- a/arch/arm/mach-tegra/cpu.c +++ b/arch/arm/mach-tegra/cpu.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010-2014, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2010-2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -29,6 +29,7 @@ int get_num_cpus(void) { struct apb_misc_gp_ctlr *gp; uint rev; + debug("%s entry\n", __func__); gp = (struct apb_misc_gp_ctlr *)NV_PA_APB_MISC_GP_BASE; rev = (readl(&gp->hidrev) & HIDREV_CHIPID_MASK) >> HIDREV_CHIPID_SHIFT; @@ -39,6 +40,8 @@ int get_num_cpus(void) break; case CHIPID_TEGRA30: case CHIPID_TEGRA114: + case CHIPID_TEGRA124: + case CHIPID_TEGRA210: default: return 4; break; @@ -128,13 +131,30 @@ struct clk_pll_table tegra_pll_x_table[TEGRA_SOC_CNT][CLOCK_OSC_FREQ_COUNT] = { { .n = 116, .m = 1, .p = 1 }, /* OSC: 12.0 MHz */ { .n = 108, .m = 2, .p = 1 }, /* OSC: 26.0 MHz */ }, + + /* + * T210: 700 MHz + * + * Register Field Bits Width + * ------------------------------ + * PLLX_BASE p 24:20 5 + * PLLX_BASE n 15: 8 8 + * PLLX_BASE m 7: 0 8 + */ + { + { .n = 108, .m = 1, .p = 1 }, /* OSC: 13.0 MHz = 702 MHz*/ + { .n = 73, .m = 1, .p = 1 }, /* OSC: 19.2 MHz = 700.8 MHz*/ + { .n = 116, .m = 1, .p = 1 }, /* OSC: 12.0 MHz = 696 MHz*/ + { .n = 108, .m = 2, .p = 1 }, /* OSC: 26.0 MHz = 702 MHz*/ + }, }; static inline void pllx_set_iddq(void) { -#if defined(CONFIG_TEGRA124) +#if defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA210) struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; u32 reg; + debug("%s entry\n", __func__); /* Disable IDDQ */ reg = readl(&clkrst->crc_pllx_misc3); @@ -151,15 +171,14 @@ int pllx_set_rate(struct clk_pll_simple *pll , u32 divn, u32 divm, { int chip = tegra_get_chip(); u32 reg; + debug("%s entry\n", __func__); /* If PLLX is already enabled, just return */ if (readl(&pll->pll_base) & PLL_ENABLE_MASK) { - debug("pllx_set_rate: PLLX already enabled, returning\n"); + debug("%s: PLLX already enabled, returning\n", __func__); return 0; } - debug(" pllx_set_rate entry\n"); - pllx_set_iddq(); /* Set BYPASS, m, n and p to PLLX_BASE */ @@ -182,19 +201,19 @@ int pllx_set_rate(struct clk_pll_simple *pll , u32 divn, u32 divm, reg = readl(&pll->pll_base); reg &= ~PLL_BYPASS_MASK; writel(reg, &pll->pll_base); - debug("pllx_set_rate: base = 0x%08X\n", reg); + debug("%s: base = 0x%08X\n", __func__, reg); /* Set lock_enable to PLLX_MISC */ reg = readl(&pll->pll_misc); reg |= PLL_LOCK_ENABLE_MASK; writel(reg, &pll->pll_misc); - debug("pllx_set_rate: misc = 0x%08X\n", reg); + debug("%s: misc = 0x%08X\n", __func__, reg); /* Enable PLLX last, once it's all configured */ reg = readl(&pll->pll_base); reg |= PLL_ENABLE_MASK; writel(reg, &pll->pll_base); - debug("pllx_set_rate: base final = 0x%08X\n", reg); + debug("%s: base final = 0x%08X\n", __func__, reg); return 0; } @@ -206,24 +225,23 @@ void init_pllx(void) int soc_type, sku_info, chip_sku; enum clock_osc_freq osc; struct clk_pll_table *sel; - - debug("init_pllx entry\n"); + debug("%s entry\n", __func__); /* get SOC (chip) type */ soc_type = tegra_get_chip(); - debug(" init_pllx: SoC = 0x%02X\n", soc_type); + debug("%s: SoC = 0x%02X\n", __func__, soc_type); /* get SKU info */ sku_info = tegra_get_sku_info(); - debug(" init_pllx: SKU info byte = 0x%02X\n", sku_info); + debug("%s: SKU info byte = 0x%02X\n", __func__, sku_info); /* get chip SKU, combo of the above info */ chip_sku = tegra_get_chip_sku(); - debug(" init_pllx: Chip SKU = %d\n", chip_sku); + debug("%s: Chip SKU = %d\n", __func__, chip_sku); /* get osc freq */ osc = clock_get_osc_freq(); - debug(" init_pllx: osc = %d\n", osc); + debug("%s: osc = %d\n", __func__, osc); /* set pllx */ sel = &tegra_pll_x_table[chip_sku][osc]; @@ -234,6 +252,7 @@ void enable_cpu_clock(int enable) { struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; u32 clk; + debug("%s entry\n", __func__); /* * NOTE: @@ -282,6 +301,7 @@ static void remove_cpu_io_clamps(void) { struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE; u32 reg; + debug("%s entry\n", __func__); /* Remove the clamps on the CPU I/O signals */ reg = readl(&pmc->pmc_remove_clamping); @@ -297,6 +317,7 @@ void powerup_cpu(void) struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE; u32 reg; int timeout = IO_STABILIZATION_DELAY; + debug("%s entry\n", __func__); if (!is_cpu_powered()) { /* Toggle the CPU power state (OFF -> ON) */ @@ -336,7 +357,7 @@ void reset_A9_cpu(int reset) int num_cpus = get_num_cpus(); int cpu; - debug("reset_a9_cpu entry\n"); + debug("%s entry\n", __func__); /* Hold CPUs 1 onwards in reset, and CPU 0 if asked */ for (cpu = 1; cpu < num_cpus; cpu++) reset_cmplx_set_enable(cpu, mask, 1); @@ -350,7 +371,7 @@ void clock_enable_coresight(int enable) { u32 rst, src = 2; - debug("clock_enable_coresight entry\n"); + debug("%s entry\n", __func__); clock_set_enable(PERIPH_ID_CORESIGHT, enable); reset_set_enable(PERIPH_ID_CORESIGHT, !enable); @@ -377,6 +398,8 @@ void clock_enable_coresight(int enable) void halt_avp(void) { + debug("%s entry\n", __func__); + for (;;) { writel(HALT_COP_EVENT_JTAG | (FLOW_MODE_STOP << 29), FLOW_CTLR_HALT_COP_EVENTS); diff --git a/arch/arm/mach-tegra/cpu.h b/arch/arm/mach-tegra/cpu.h index b4ca44f..3f38969 100644 --- a/arch/arm/mach-tegra/cpu.h +++ b/arch/arm/mach-tegra/cpu.h @@ -1,5 +1,5 @@ /* - * (C) Copyright 2010-2014 + * (C) Copyright 2010-2015 * NVIDIA Corporation <www.nvidia.com> * * SPDX-License-Identifier: GPL-2.0+ @@ -14,7 +14,7 @@ #define NVBL_PLLP_KHZ 216000 #define CSITE_KHZ 144000 #elif defined(CONFIG_TEGRA30) || defined(CONFIG_TEGRA114) || \ - defined(CONFIG_TEGRA124) + defined(CONFIG_TEGRA124) || defined(CONFIG_TEGRA210) #define NVBL_PLLP_KHZ 408000 #define CSITE_KHZ 204000 #else @@ -35,7 +35,7 @@ #define PG_UP_TAG_0_PID_CPU 0x55555555 /* CPU aka "a9" aka "mpcore" */ #define PG_UP_TAG_0 0x0 -#define CORESIGHT_UNLOCK 0xC5ACCE55; +#define CORESIGHT_UNLOCK 0xC5ACCE55 #define EXCEP_VECTOR_CPU_RESET_VECTOR (NV_PA_EVP_BASE + 0x100) #define CSITE_CPU_DBG0_LAR (NV_PA_CSITE_BASE + 0x10FB0) @@ -53,6 +53,10 @@ #define SIMPLE_PLLX (CLOCK_ID_XCPU - CLOCK_ID_FIRST_SIMPLE) +/* SB_AA64_RESET_LOW and _HIGH defines for CPU reset vector */ +#define SB_AA64_RESET_LOW 0x6000C230 +#define SB_AA64_RESET_HIGH 0x6000C234 + struct clk_pll_table { u16 n; u16 m; diff --git a/arch/arm/mach-tegra/lowlevel_init.S b/arch/arm/mach-tegra/lowlevel_init.S index 4bc0a3f..1273f94 100644 --- a/arch/arm/mach-tegra/lowlevel_init.S +++ b/arch/arm/mach-tegra/lowlevel_init.S @@ -10,6 +10,20 @@ #include <config.h> #include <linux/linkage.h> +#ifdef CONFIG_ARM64 + .align 5 +ENTRY(reset_cpu) + /* get address for global reset register */ + ldr x1, =PRM_RSTCTRL + ldr w3, [x1] + /* force reset */ + orr w3, w3, #0x10 + str w3, [x1] + mov w0, w0 +1: + b 1b +ENDPROC(reset_cpu) +#else .align 5 ENTRY(reset_cpu) ldr r1, rstctl @ get addr for global reset @@ -23,3 +37,4 @@ _loop_forever: rstctl: .word PRM_RSTCTRL ENDPROC(reset_cpu) +#endif diff --git a/arch/arm/mach-tegra/pinmux-common.c b/arch/arm/mach-tegra/pinmux-common.c index b4a1432..5862c4a 100644 --- a/arch/arm/mach-tegra/pinmux-common.c +++ b/arch/arm/mach-tegra/pinmux-common.c @@ -78,7 +78,7 @@ (((hsm) >= PMUX_HSM_DISABLE) && ((hsm) <= PMUX_HSM_ENABLE)) #endif -#define _R(offset) (u32 *)(NV_PA_APB_MISC_BASE + (offset)) +#define _R(offset) (u32 *)((unsigned long)NV_PA_APB_MISC_BASE + (offset)) #if defined(CONFIG_TEGRA20) diff --git a/arch/arm/mach-tegra/tegra210/Kconfig b/arch/arm/mach-tegra/tegra210/Kconfig new file mode 100644 index 0000000..147e6a8 --- /dev/null +++ b/arch/arm/mach-tegra/tegra210/Kconfig @@ -0,0 +1,18 @@ +if TEGRA210 + +choice + prompt "Tegra210 board select" + +config TARGET_P2571 + bool "NVIDIA Tegra210 P2571 base board" + help + P2571 is a P2530 married to a P1963 I/O board + +endchoice + +config SYS_SOC + default "tegra210" + +source "board/nvidia/p2571/Kconfig" + +endif diff --git a/arch/arm/mach-tegra/tegra210/Makefile b/arch/arm/mach-tegra/tegra210/Makefile new file mode 100644 index 0000000..1fb8d1a --- /dev/null +++ b/arch/arm/mach-tegra/tegra210/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2013-2015 +# NVIDIA Corporation <www.nvidia.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += clock.o +obj-y += funcmux.o +obj-y += pinmux.o +obj-y += xusb-padctl.o diff --git a/arch/arm/mach-tegra/tegra210/clock.c b/arch/arm/mach-tegra/tegra210/clock.c new file mode 100644 index 0000000..4e7d793 --- /dev/null +++ b/arch/arm/mach-tegra/tegra210/clock.c @@ -0,0 +1,1091 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Tegra210 Clock control functions */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/sysctr.h> +#include <asm/arch/tegra.h> +#include <asm/arch-tegra/clk_rst.h> +#include <asm/arch-tegra/timer.h> +#include <div64.h> +#include <fdtdec.h> + +/* + * Clock types that we can use as a source. The Tegra210 has muxes for the + * peripheral clocks, and in most cases there are four options for the clock + * source. This gives us a clock 'type' and exploits what commonality exists + * in the device. + * + * Letters are obvious, except for T which means CLK_M, and S which means the + * clock derived from 32KHz. Beware that CLK_M (also called OSC in the + * datasheet) and PLL_M are different things. The former is the basic + * clock supplied to the SOC from an external oscillator. The latter is the + * memory clock PLL. + * + * See definitions in clock_id in the header file. + */ +enum clock_type_id { + CLOCK_TYPE_AXPT, /* PLL_A, PLL_X, PLL_P, CLK_M */ + CLOCK_TYPE_MCPA, /* and so on */ + CLOCK_TYPE_MCPT, + CLOCK_TYPE_PCM, + CLOCK_TYPE_PCMT, + CLOCK_TYPE_PDCT, + CLOCK_TYPE_ACPT, + CLOCK_TYPE_ASPTE, + CLOCK_TYPE_PMDACD2T, + CLOCK_TYPE_PCST, + + CLOCK_TYPE_PC2CC3M, + CLOCK_TYPE_PC2CC3S_T, + CLOCK_TYPE_PC2CC3M_T, + CLOCK_TYPE_PC2CC3M_T16, /* PC2CC3M_T, but w/16-bit divisor (I2C) */ + CLOCK_TYPE_MC2CC3P_A, + CLOCK_TYPE_M, + CLOCK_TYPE_MCPTM2C2C3, + CLOCK_TYPE_PC2CC3T_S, + CLOCK_TYPE_AC2CC3P_TS2, + CLOCK_TYPE_PC01C00_C42C41TC40, + + CLOCK_TYPE_COUNT, + CLOCK_TYPE_NONE = -1, /* invalid clock type */ +}; + +enum { + CLOCK_MAX_MUX = 8 /* number of source options for each clock */ +}; + +/* + * Clock source mux for each clock type. This just converts our enum into + * a list of mux sources for use by the code. + * + * Note: + * The extra column in each clock source array is used to store the mask + * bits in its register for the source. + */ +#define CLK(x) CLOCK_ID_ ## x +static enum clock_id clock_source[CLOCK_TYPE_COUNT][CLOCK_MAX_MUX+1] = { + { CLK(AUDIO), CLK(XCPU), CLK(PERIPH), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(AUDIO), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(PERIPH), CLK(CGENERAL), CLK(MEMORY), CLK(NONE), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(PERIPH), CLK(CGENERAL), CLK(MEMORY), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(PERIPH), CLK(DISPLAY), CLK(CGENERAL), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(AUDIO), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + { CLK(AUDIO), CLK(SFROM32KHZ), CLK(PERIPH), CLK(OSC), + CLK(EPCI), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_29}, + { CLK(PERIPH), CLK(MEMORY), CLK(DISPLAY), CLK(AUDIO), + CLK(CGENERAL), CLK(DISPLAY2), CLK(OSC), CLK(NONE), + MASK_BITS_31_29}, + { CLK(PERIPH), CLK(CGENERAL), CLK(SFROM32KHZ), CLK(OSC), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_28}, + + /* Additional clock types on Tegra114+ */ + /* CLOCK_TYPE_PC2CC3M */ + { CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(MEMORY), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_PC2CC3S_T */ + { CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(SFROM32KHZ), CLK(NONE), CLK(OSC), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_PC2CC3M_T */ + { CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(MEMORY), CLK(NONE), CLK(OSC), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_PC2CC3M_T, w/16-bit divisor (I2C) */ + { CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(MEMORY), CLK(NONE), CLK(OSC), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_MC2CC3P_A */ + { CLK(MEMORY), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(PERIPH), CLK(NONE), CLK(AUDIO), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_M */ + { CLK(MEMORY), CLK(NONE), CLK(NONE), CLK(NONE), + CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE), + MASK_BITS_31_30}, + /* CLOCK_TYPE_MCPTM2C2C3 */ + { CLK(MEMORY), CLK(CGENERAL), CLK(PERIPH), CLK(OSC), + CLK(MEMORY2), CLK(CGENERAL2), CLK(CGENERAL3), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_PC2CC3T_S */ + { CLK(PERIPH), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(OSC), CLK(NONE), CLK(SFROM32KHZ), CLK(NONE), + MASK_BITS_31_29}, + /* CLOCK_TYPE_AC2CC3P_TS2 */ + { CLK(AUDIO), CLK(CGENERAL2), CLK(CGENERAL), CLK(CGENERAL3), + CLK(PERIPH), CLK(NONE), CLK(OSC), CLK(SRC2), + MASK_BITS_31_29}, + /* CLOCK_TYPE_PC01C00_C42C41TC40 */ + { CLK(PERIPH), CLK(CGENERAL_1), CLK(CGENERAL_0), CLK(NONE), + CLK(CGENERAL4_2), CLK(CGENERAL4_1), CLK(OSC), CLK(CGENERAL4_0), + MASK_BITS_31_29}, +}; + +/* + * Clock type for each peripheral clock source. We put the name in each + * record just so it is easy to match things up + */ +#define TYPE(name, type) type +static enum clock_type_id clock_periph_type[PERIPHC_COUNT] = { + /* 0x00 */ + TYPE(PERIPHC_I2S2, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_I2S3, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_SPDIF_OUT, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_SPDIF_IN, CLOCK_TYPE_PC2CC3M), + TYPE(PERIPHC_PWM, CLOCK_TYPE_PC2CC3S_T), + TYPE(PERIPHC_05h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SBC2, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_SBC3, CLOCK_TYPE_PC2CC3M_T), + + /* 0x08 */ + TYPE(PERIPHC_08h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_I2C1, CLOCK_TYPE_PC2CC3M_T16), + TYPE(PERIPHC_I2C5, CLOCK_TYPE_PC2CC3M_T16), + TYPE(PERIPHC_0bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_0ch, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SBC1, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_DISP1, CLOCK_TYPE_PMDACD2T), + TYPE(PERIPHC_DISP2, CLOCK_TYPE_PMDACD2T), + + /* 0x10 */ + TYPE(PERIPHC_10h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_11h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_VI, CLOCK_TYPE_MC2CC3P_A), + TYPE(PERIPHC_13h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SDMMC1, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_SDMMC2, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_16h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_17h, CLOCK_TYPE_NONE), + + /* 0x18 */ + TYPE(PERIPHC_18h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SDMMC4, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_VFIR, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_1Bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_1Ch, CLOCK_TYPE_NONE), + TYPE(PERIPHC_HSI, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_UART1, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_UART2, CLOCK_TYPE_PC2CC3M_T), + + /* 0x20 */ + TYPE(PERIPHC_HOST1X, CLOCK_TYPE_MC2CC3P_A), + TYPE(PERIPHC_21h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_22h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_23h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_24h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_25h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_I2C2, CLOCK_TYPE_PC2CC3M_T16), + TYPE(PERIPHC_EMC, CLOCK_TYPE_MCPTM2C2C3), + + /* 0x28 */ + TYPE(PERIPHC_UART3, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_29h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_VI_SENSOR, CLOCK_TYPE_MC2CC3P_A), + TYPE(PERIPHC_2bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_2ch, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SBC4, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_I2C3, CLOCK_TYPE_PC2CC3M_T16), + TYPE(PERIPHC_SDMMC3, CLOCK_TYPE_PC2CC3M_T), + + /* 0x30 */ + TYPE(PERIPHC_UART4, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_UART5, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_VDE, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_OWR, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_NOR, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_CSITE, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_I2S1, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_DTV, CLOCK_TYPE_NONE), + + /* 0x38 */ + TYPE(PERIPHC_38h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_39h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_3ah, CLOCK_TYPE_NONE), + TYPE(PERIPHC_3bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_MSENC, CLOCK_TYPE_MC2CC3P_A), + TYPE(PERIPHC_TSEC, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_3eh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_OSC, CLOCK_TYPE_NONE), + + /* 0x40 */ + TYPE(PERIPHC_40h, CLOCK_TYPE_NONE), /* start with 0x3b0 */ + TYPE(PERIPHC_MSELECT, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_TSENSOR, CLOCK_TYPE_PC2CC3T_S), + TYPE(PERIPHC_I2S4, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_I2S5, CLOCK_TYPE_AXPT), + TYPE(PERIPHC_I2C4, CLOCK_TYPE_PC2CC3M_T16), + TYPE(PERIPHC_SBC5, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_SBC6, CLOCK_TYPE_PC2CC3M_T), + + /* 0x48 */ + TYPE(PERIPHC_AUDIO, CLOCK_TYPE_AC2CC3P_TS2), + TYPE(PERIPHC_49h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_4ah, CLOCK_TYPE_NONE), + TYPE(PERIPHC_4bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_4ch, CLOCK_TYPE_NONE), + TYPE(PERIPHC_HDA2CODEC2X, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_ACTMON, CLOCK_TYPE_PC2CC3S_T), + TYPE(PERIPHC_EXTPERIPH1, CLOCK_TYPE_ASPTE), + + /* 0x50 */ + TYPE(PERIPHC_EXTPERIPH2, CLOCK_TYPE_ASPTE), + TYPE(PERIPHC_EXTPERIPH3, CLOCK_TYPE_ASPTE), + TYPE(PERIPHC_52h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_I2CSLOW, CLOCK_TYPE_PC2CC3S_T), + TYPE(PERIPHC_SYS, CLOCK_TYPE_NONE), + TYPE(PERIPHC_55h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_56h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_57h, CLOCK_TYPE_NONE), + + /* 0x58 */ + TYPE(PERIPHC_58h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_59h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_5ah, CLOCK_TYPE_NONE), + TYPE(PERIPHC_5bh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SATAOOB, CLOCK_TYPE_PCMT), + TYPE(PERIPHC_SATA, CLOCK_TYPE_PCMT), + TYPE(PERIPHC_HDA, CLOCK_TYPE_PC2CC3M_T), + TYPE(PERIPHC_5fh, CLOCK_TYPE_NONE), + + /* 0x60 */ + TYPE(PERIPHC_XUSB_CORE_HOST, CLOCK_TYPE_NONE), + TYPE(PERIPHC_XUSB_FALCON, CLOCK_TYPE_NONE), + TYPE(PERIPHC_XUSB_FS, CLOCK_TYPE_NONE), + TYPE(PERIPHC_XUSB_CORE_DEV, CLOCK_TYPE_NONE), + TYPE(PERIPHC_XUSB_SS, CLOCK_TYPE_NONE), + TYPE(PERIPHC_CILAB, CLOCK_TYPE_NONE), + TYPE(PERIPHC_CILCD, CLOCK_TYPE_NONE), + TYPE(PERIPHC_CILE, CLOCK_TYPE_NONE), + + /* 0x68 */ + TYPE(PERIPHC_DSIA_LP, CLOCK_TYPE_NONE), + TYPE(PERIPHC_DSIB_LP, CLOCK_TYPE_NONE), + TYPE(PERIPHC_ENTROPY, CLOCK_TYPE_NONE), + TYPE(PERIPHC_DVFS_REF, CLOCK_TYPE_NONE), + TYPE(PERIPHC_DVFS_SOC, CLOCK_TYPE_NONE), + TYPE(PERIPHC_TRACECLKIN, CLOCK_TYPE_NONE), + TYPE(PERIPHC_6eh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_6fh, CLOCK_TYPE_NONE), + + /* 0x70 */ + TYPE(PERIPHC_EMC_LATENCY, CLOCK_TYPE_NONE), + TYPE(PERIPHC_SOC_THERM, CLOCK_TYPE_NONE), + TYPE(PERIPHC_72h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_73h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_74h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_75h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_VI_SENSOR2, CLOCK_TYPE_NONE), + TYPE(PERIPHC_I2C6, CLOCK_TYPE_PC2CC3M_T16), + + /* 0x78 */ + TYPE(PERIPHC_78h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_EMC_DLL, CLOCK_TYPE_MCPTM2C2C3), + TYPE(PERIPHC_7ah, CLOCK_TYPE_NONE), + TYPE(PERIPHC_CLK72MHZ, CLOCK_TYPE_NONE), + TYPE(PERIPHC_7ch, CLOCK_TYPE_NONE), + TYPE(PERIPHC_7dh, CLOCK_TYPE_NONE), + TYPE(PERIPHC_VIC, CLOCK_TYPE_NONE), + TYPE(PERIPHC_7Fh, CLOCK_TYPE_NONE), + + /* 0x80 */ + TYPE(PERIPHC_SDMMC_LEGACY_TM, CLOCK_TYPE_NONE), + TYPE(PERIPHC_NVDEC, CLOCK_TYPE_NONE), + TYPE(PERIPHC_NVJPG, CLOCK_TYPE_NONE), + TYPE(PERIPHC_NVENC, CLOCK_TYPE_NONE), + TYPE(PERIPHC_84h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_85h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_86h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_87h, CLOCK_TYPE_NONE), + + /* 0x88 */ + TYPE(PERIPHC_88h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_89h, CLOCK_TYPE_NONE), + TYPE(PERIPHC_DMIC3, CLOCK_TYPE_NONE), + TYPE(PERIPHC_APE, CLOCK_TYPE_NONE), + TYPE(PERIPHC_QSPI, CLOCK_TYPE_PC01C00_C42C41TC40), + TYPE(PERIPHC_VI_I2C, CLOCK_TYPE_NONE), + TYPE(PERIPHC_USB2_HSIC_TRK, CLOCK_TYPE_NONE), + TYPE(PERIPHC_PEX_SATA_USB_RX_BYP, CLOCK_TYPE_NONE), + + /* 0x90 */ + TYPE(PERIPHC_MAUD, CLOCK_TYPE_NONE), + TYPE(PERIPHC_TSECB, CLOCK_TYPE_NONE), +}; + +/* + * This array translates a periph_id to a periphc_internal_id + * + * Not present/matched up: + * uint vi_sensor; _VI_SENSOR_0, 0x1A8 + * SPDIF - which is both 0x08 and 0x0c + * + */ +#define NONE(name) (-1) +#define OFFSET(name, value) PERIPHC_ ## name +#define INTERNAL_ID(id) (id & 0x000000ff) +static s8 periph_id_to_internal_id[PERIPH_ID_COUNT] = { + /* Low word: 31:0 */ + NONE(CPU), + NONE(COP), + NONE(TRIGSYS), + NONE(ISPB), + NONE(RESERVED4), + NONE(TMR), + PERIPHC_UART1, + PERIPHC_UART2, /* and vfir 0x68 */ + + /* 8 */ + NONE(GPIO), + PERIPHC_SDMMC2, + PERIPHC_SPDIF_IN, + PERIPHC_I2S2, + PERIPHC_I2C1, + NONE(RESERVED13), + PERIPHC_SDMMC1, + PERIPHC_SDMMC4, + + /* 16 */ + NONE(TCW), + PERIPHC_PWM, + PERIPHC_I2S3, + NONE(RESERVED19), + PERIPHC_VI, + NONE(RESERVED21), + NONE(USBD), + NONE(ISP), + + /* 24 */ + NONE(RESERVED24), + NONE(RESERVED25), + PERIPHC_DISP2, + PERIPHC_DISP1, + PERIPHC_HOST1X, + NONE(VCP), + PERIPHC_I2S1, + NONE(CACHE2), + + /* Middle word: 63:32 */ + NONE(MEM), + NONE(AHBDMA), + NONE(APBDMA), + NONE(RESERVED35), + NONE(RESERVED36), + NONE(STAT_MON), + NONE(RESERVED38), + NONE(FUSE), + + /* 40 */ + NONE(KFUSE), + PERIPHC_SBC1, /* SBCx = SPIx */ + PERIPHC_NOR, + NONE(RESERVED43), + PERIPHC_SBC2, + NONE(XIO), + PERIPHC_SBC3, + PERIPHC_I2C5, + + /* 48 */ + NONE(DSI), + NONE(RESERVED49), + PERIPHC_HSI, + NONE(RESERVED51), + NONE(CSI), + NONE(RESERVED53), + PERIPHC_I2C2, + PERIPHC_UART3, + + /* 56 */ + NONE(MIPI_CAL), + PERIPHC_EMC, + NONE(USB2), + NONE(USB3), + NONE(RESERVED60), + PERIPHC_VDE, + NONE(BSEA), + NONE(BSEV), + + /* Upper word 95:64 */ + NONE(RESERVED64), + PERIPHC_UART4, + PERIPHC_UART5, + PERIPHC_I2C3, + PERIPHC_SBC4, + PERIPHC_SDMMC3, + NONE(PCIE), + PERIPHC_OWR, + + /* 72 */ + NONE(AFI), + PERIPHC_CSITE, + NONE(PCIEXCLK), + NONE(AVPUCQ), + NONE(LA), + NONE(TRACECLKIN), + NONE(SOC_THERM), + NONE(DTV), + + /* 80 */ + NONE(RESERVED80), + PERIPHC_I2CSLOW, + NONE(DSIB), + PERIPHC_TSEC, + NONE(RESERVED84), + NONE(RESERVED85), + NONE(RESERVED86), + NONE(EMUCIF), + + /* 88 */ + NONE(RESERVED88), + NONE(XUSB_HOST), + NONE(RESERVED90), + PERIPHC_MSENC, + NONE(RESERVED92), + NONE(RESERVED93), + NONE(RESERVED94), + NONE(XUSB_DEV), + + /* V word: 31:0 */ + NONE(CPUG), + NONE(CPULP), + NONE(V_RESERVED2), + PERIPHC_MSELECT, + NONE(V_RESERVED4), + PERIPHC_I2S4, + PERIPHC_I2S5, + PERIPHC_I2C4, + + /* 104 */ + PERIPHC_SBC5, + PERIPHC_SBC6, + PERIPHC_AUDIO, + NONE(APBIF), + NONE(V_RESERVED12), + NONE(V_RESERVED13), + NONE(V_RESERVED14), + PERIPHC_HDA2CODEC2X, + + /* 112 */ + NONE(ATOMICS), + NONE(V_RESERVED17), + NONE(V_RESERVED18), + NONE(V_RESERVED19), + NONE(V_RESERVED20), + NONE(V_RESERVED21), + NONE(V_RESERVED22), + PERIPHC_ACTMON, + + /* 120 */ + NONE(EXTPERIPH1), + NONE(EXTPERIPH2), + NONE(EXTPERIPH3), + NONE(OOB), + PERIPHC_SATA, + PERIPHC_HDA, + NONE(TZRAM), + NONE(SE), + + /* W word: 31:0 */ + NONE(HDA2HDMICODEC), + NONE(SATACOLD), + NONE(W_RESERVED2), + NONE(W_RESERVED3), + NONE(W_RESERVED4), + NONE(W_RESERVED5), + NONE(W_RESERVED6), + NONE(W_RESERVED7), + + /* 136 */ + NONE(CEC), + NONE(W_RESERVED9), + NONE(W_RESERVED10), + NONE(W_RESERVED11), + NONE(W_RESERVED12), + NONE(W_RESERVED13), + NONE(XUSB_PADCTL), + NONE(W_RESERVED15), + + /* 144 */ + NONE(W_RESERVED16), + NONE(W_RESERVED17), + NONE(W_RESERVED18), + NONE(W_RESERVED19), + NONE(W_RESERVED20), + NONE(ENTROPY), + NONE(DDS), + NONE(W_RESERVED23), + + /* 152 */ + NONE(W_RESERVED24), + NONE(W_RESERVED25), + NONE(W_RESERVED26), + NONE(DVFS), + NONE(XUSB_SS), + NONE(W_RESERVED29), + NONE(W_RESERVED30), + NONE(W_RESERVED31), + + /* X word: 31:0 */ + NONE(SPARE), + NONE(X_RESERVED1), + NONE(X_RESERVED2), + NONE(X_RESERVED3), + NONE(CAM_MCLK), + NONE(CAM_MCLK2), + PERIPHC_I2C6, + NONE(X_RESERVED7), + + /* 168 */ + NONE(X_RESERVED8), + NONE(X_RESERVED9), + NONE(X_RESERVED10), + NONE(VIM2_CLK), + NONE(X_RESERVED12), + NONE(X_RESERVED13), + NONE(EMC_DLL), + NONE(X_RESERVED15), + + /* 176 */ + NONE(X_RESERVED16), + NONE(CLK72MHZ), + NONE(VIC), + NONE(X_RESERVED19), + NONE(X_RESERVED20), + NONE(DPAUX), + NONE(SOR0), + NONE(X_RESERVED23), + + /* 184 */ + NONE(GPU), + NONE(X_RESERVED25), + NONE(X_RESERVED26), + NONE(X_RESERVED27), + NONE(X_RESERVED28), + NONE(X_RESERVED29), + NONE(X_RESERVED30), + NONE(X_RESERVED31), + + /* Y: 192 (192 - 223) */ + NONE(Y_RESERVED0), + PERIPHC_SDMMC_LEGACY_TM, + PERIPHC_NVDEC, + PERIPHC_NVJPG, + NONE(Y_RESERVED4), + PERIPHC_DMIC3, /* 197 */ + PERIPHC_APE, /* 198 */ + NONE(Y_RESERVED7), + + /* 200 */ + NONE(Y_RESERVED8), + NONE(Y_RESERVED9), + NONE(Y_RESERVED10), + NONE(Y_RESERVED11), + NONE(Y_RESERVED12), + NONE(Y_RESERVED13), + NONE(Y_RESERVED14), + NONE(Y_RESERVED15), + + /* 208 */ + PERIPHC_VI_I2C, /* 208 */ + NONE(Y_RESERVED17), + NONE(Y_RESERVED18), + PERIPHC_QSPI, /* 211 */ + NONE(Y_RESERVED20), + NONE(Y_RESERVED21), + NONE(Y_RESERVED22), + NONE(Y_RESERVED23), + + /* 216 */ + NONE(Y_RESERVED24), + NONE(Y_RESERVED25), + NONE(Y_RESERVED26), + PERIPHC_NVENC, /* 219 */ + NONE(Y_RESERVED28), + NONE(Y_RESERVED29), + NONE(Y_RESERVED30), + NONE(Y_RESERVED31), +}; + +/* + * Get the oscillator frequency, from the corresponding hardware configuration + * field. Note that Tegra30+ support 3 new higher freqs, but we map back + * to the old T20 freqs. Support for the higher oscillators is TBD. + */ +enum clock_osc_freq clock_get_osc_freq(void) +{ + struct clk_rst_ctlr *clkrst = + (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + u32 reg; + + reg = readl(&clkrst->crc_osc_ctrl); + reg = (reg & OSC_FREQ_MASK) >> OSC_FREQ_SHIFT; + /* + * 0 = 13MHz, 1 = 16.8MHz, 4 = 19.2MHz, 5 = 38.4MHz, + * 8 = 12MHz, 9 = 48MHz, 12 = 26MHz + */ + if (reg == 5) { + debug("OSC_FREQ is 38.4MHz (%d) ...\n", reg); + /* Map it to 19.2MHz for now. 38.4MHz OSC support TBD */ + return 1; + } + + /* + * Map to most common (T20) freqs (except 38.4, handled above): + * 13/16.8 = 0, 19.2 = 1, 12/48 = 2, 26 = 3 + */ + return reg >> 2; +} + +/* Returns a pointer to the clock source register for a peripheral */ +u32 *get_periph_source_reg(enum periph_id periph_id) +{ + struct clk_rst_ctlr *clkrst = + (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + enum periphc_internal_id internal_id; + + /* Coresight is a special case */ + if (periph_id == PERIPH_ID_CSI) + return &clkrst->crc_clk_src[PERIPH_ID_CSI+1]; + + assert(periph_id >= PERIPH_ID_FIRST && periph_id < PERIPH_ID_COUNT); + internal_id = INTERNAL_ID(periph_id_to_internal_id[periph_id]); + assert(internal_id != -1); + + if (internal_id < PERIPHC_VW_FIRST) + /* L, H, U */ + return &clkrst->crc_clk_src[internal_id]; + + if (internal_id < PERIPHC_X_FIRST) { + /* VW */ + internal_id -= PERIPHC_VW_FIRST; + return &clkrst->crc_clk_src_vw[internal_id]; + } + + if (internal_id < PERIPHC_Y_FIRST) { + /* X */ + internal_id -= PERIPHC_X_FIRST; + return &clkrst->crc_clk_src_x[internal_id]; + } + + /* Y */ + internal_id -= PERIPHC_Y_FIRST; + return &clkrst->crc_clk_src_y[internal_id]; +} + +/** + * Given a peripheral ID and the required source clock, this returns which + * value should be programmed into the source mux for that peripheral. + * + * There is special code here to handle the one source type with 5 sources. + * + * @param periph_id peripheral to start + * @param source PLL id of required parent clock + * @param mux_bits Set to number of bits in mux register: 2 or 4 + * @param divider_bits Set to number of divider bits (8 or 16) + * @return mux value (0-4, or -1 if not found) + */ +int get_periph_clock_source(enum periph_id periph_id, + enum clock_id parent, int *mux_bits, int *divider_bits) +{ + enum clock_type_id type; + enum periphc_internal_id internal_id; + int mux; + + assert(clock_periph_id_isvalid(periph_id)); + + internal_id = INTERNAL_ID(periph_id_to_internal_id[periph_id]); + assert(periphc_internal_id_isvalid(internal_id)); + + type = clock_periph_type[internal_id]; + assert(clock_type_id_isvalid(type)); + + *mux_bits = clock_source[type][CLOCK_MAX_MUX]; + + if (type == CLOCK_TYPE_PC2CC3M_T16) + *divider_bits = 16; + else + *divider_bits = 8; + + for (mux = 0; mux < CLOCK_MAX_MUX; mux++) + if (clock_source[type][mux] == parent) + return mux; + + /* if we get here, either us or the caller has made a mistake */ + printf("Caller requested bad clock: periph=%d, parent=%d\n", periph_id, + parent); + return -1; +} + +void clock_set_enable(enum periph_id periph_id, int enable) +{ + struct clk_rst_ctlr *clkrst = + (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + u32 *clk; + u32 reg; + + /* Enable/disable the clock to this peripheral */ + assert(clock_periph_id_isvalid(periph_id)); + if ((int)periph_id < (int)PERIPH_ID_VW_FIRST) + clk = &clkrst->crc_clk_out_enb[PERIPH_REG(periph_id)]; + else if ((int)periph_id < (int)PERIPH_ID_X_FIRST) + clk = &clkrst->crc_clk_out_enb_vw[PERIPH_REG(periph_id)]; + else if ((int)periph_id < (int)PERIPH_ID_Y_FIRST) + clk = &clkrst->crc_clk_out_enb_x; + else + clk = &clkrst->crc_clk_out_enb_y; + + reg = readl(clk); + if (enable) + reg |= PERIPH_MASK(periph_id); + else + reg &= ~PERIPH_MASK(periph_id); + writel(reg, clk); +} + +void reset_set_enable(enum periph_id periph_id, int enable) +{ + struct clk_rst_ctlr *clkrst = + (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + u32 *reset; + u32 reg; + + /* Enable/disable reset to the peripheral */ + assert(clock_periph_id_isvalid(periph_id)); + if (periph_id < PERIPH_ID_VW_FIRST) + reset = &clkrst->crc_rst_dev[PERIPH_REG(periph_id)]; + else if ((int)periph_id < (int)PERIPH_ID_X_FIRST) + reset = &clkrst->crc_rst_dev_vw[PERIPH_REG(periph_id)]; + else if ((int)periph_id < (int)PERIPH_ID_Y_FIRST) + reset = &clkrst->crc_rst_devices_x; + else + reset = &clkrst->crc_rst_devices_y; + + reg = readl(reset); + if (enable) + reg |= PERIPH_MASK(periph_id); + else + reg &= ~PERIPH_MASK(periph_id); + writel(reg, reset); +} + +#ifdef CONFIG_OF_CONTROL +/* + * Convert a device tree clock ID to our peripheral ID. They are mostly + * the same but we are very cautious so we check that a valid clock ID is + * provided. + * + * @param clk_id Clock ID according to tegra210 device tree binding + * @return peripheral ID, or PERIPH_ID_NONE if the clock ID is invalid + */ +enum periph_id clk_id_to_periph_id(int clk_id) +{ + if (clk_id > PERIPH_ID_COUNT) + return PERIPH_ID_NONE; + + switch (clk_id) { + case PERIPH_ID_RESERVED4: + case PERIPH_ID_RESERVED25: + case PERIPH_ID_RESERVED35: + case PERIPH_ID_RESERVED36: + case PERIPH_ID_RESERVED38: + case PERIPH_ID_RESERVED43: + case PERIPH_ID_RESERVED49: + case PERIPH_ID_RESERVED53: + case PERIPH_ID_RESERVED64: + case PERIPH_ID_RESERVED84: + case PERIPH_ID_RESERVED85: + case PERIPH_ID_RESERVED86: + case PERIPH_ID_RESERVED88: + case PERIPH_ID_RESERVED90: + case PERIPH_ID_RESERVED92: + case PERIPH_ID_RESERVED93: + case PERIPH_ID_RESERVED94: + case PERIPH_ID_V_RESERVED2: + case PERIPH_ID_V_RESERVED4: + case PERIPH_ID_V_RESERVED17: + case PERIPH_ID_V_RESERVED18: + case PERIPH_ID_V_RESERVED19: + case PERIPH_ID_V_RESERVED20: + case PERIPH_ID_V_RESERVED21: + case PERIPH_ID_V_RESERVED22: + case PERIPH_ID_W_RESERVED2: + case PERIPH_ID_W_RESERVED3: + case PERIPH_ID_W_RESERVED4: + case PERIPH_ID_W_RESERVED5: + case PERIPH_ID_W_RESERVED6: + case PERIPH_ID_W_RESERVED7: + case PERIPH_ID_W_RESERVED9: + case PERIPH_ID_W_RESERVED10: + case PERIPH_ID_W_RESERVED11: + case PERIPH_ID_W_RESERVED12: + case PERIPH_ID_W_RESERVED13: + case PERIPH_ID_W_RESERVED15: + case PERIPH_ID_W_RESERVED16: + case PERIPH_ID_W_RESERVED17: + case PERIPH_ID_W_RESERVED18: + case PERIPH_ID_W_RESERVED19: + case PERIPH_ID_W_RESERVED20: + case PERIPH_ID_W_RESERVED23: + case PERIPH_ID_W_RESERVED29: + case PERIPH_ID_W_RESERVED30: + case PERIPH_ID_W_RESERVED31: + return PERIPH_ID_NONE; + default: + return clk_id; + } +} +#endif /* CONFIG_OF_CONTROL */ + +/* + * T210 redefines PLLP_OUT2 as PLLP_VCO/DIVP, so do different OUT1-4 setup here. + * PLLP_BASE/MISC/etc. is already set up for 408MHz in the BootROM. + */ +void tegra210_setup_pllp(void) +{ + struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + u32 reg; + + /* Set PLLP_OUT1, 3 & 4 freqs to 9.6, 102 & 204MHz */ + + /* OUT1 */ + /* Assert RSTN before enable */ + reg = PLLP_OUT1_RSTN_EN; + writel(reg, &clkrst->crc_pll[CLOCK_ID_PERIPH].pll_out[0]); + /* Set divisor and reenable */ + reg = (IN_408_OUT_9_6_DIVISOR << PLLP_OUT1_RATIO) + | PLLP_OUT1_OVR | PLLP_OUT1_CLKEN | PLLP_OUT1_RSTN_DIS; + writel(reg, &clkrst->crc_pll[CLOCK_ID_PERIPH].pll_out[0]); + + /* OUT3, 4 */ + /* Assert RSTN before enable */ + reg = PLLP_OUT4_RSTN_EN | PLLP_OUT3_RSTN_EN; + writel(reg, &clkrst->crc_pll[CLOCK_ID_PERIPH].pll_out[1]); + /* Set divisor and reenable */ + reg = (IN_408_OUT_204_DIVISOR << PLLP_OUT4_RATIO) + | PLLP_OUT4_OVR | PLLP_OUT4_CLKEN | PLLP_OUT4_RSTN_DIS + | (IN_408_OUT_102_DIVISOR << PLLP_OUT3_RATIO) + | PLLP_OUT3_OVR | PLLP_OUT3_CLKEN | PLLP_OUT3_RSTN_DIS; + writel(reg, &clkrst->crc_pll[CLOCK_ID_PERIPH].pll_out[1]); + + /* + * NOTE: If you want to change PLLP_OUT2 away from 204MHz, + * you can change PLLP_BASE DIVP here. Currently defaults + * to 1, which is 2^1, or 2, so PLLP_OUT2 is 204MHz. + * See Table 13 in section 5.1.4 in T210 TRM for more info. + */ +} + +void clock_early_init(void) +{ + struct clk_rst_ctlr *clkrst = + (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE; + u32 data; + + tegra210_setup_pllp(); + + /* + * PLLC output frequency set to 600Mhz + * PLLD output frequency set to 925Mhz + */ + switch (clock_get_osc_freq()) { + case CLOCK_OSC_FREQ_12_0: /* OSC is 12Mhz */ + clock_set_rate(CLOCK_ID_CGENERAL, 600, 12, 0, 8); + clock_set_rate(CLOCK_ID_DISPLAY, 925, 12, 0, 12); + break; + + case CLOCK_OSC_FREQ_26_0: /* OSC is 26Mhz */ + clock_set_rate(CLOCK_ID_CGENERAL, 600, 26, 0, 8); + clock_set_rate(CLOCK_ID_DISPLAY, 925, 26, 0, 12); + break; + + case CLOCK_OSC_FREQ_13_0: /* OSC is 13Mhz */ + clock_set_rate(CLOCK_ID_CGENERAL, 600, 13, 0, 8); + clock_set_rate(CLOCK_ID_DISPLAY, 925, 13, 0, 12); + break; + case CLOCK_OSC_FREQ_19_2: + clock_set_rate(CLOCK_ID_CGENERAL, 125, 4, 0, 0); + clock_set_rate(CLOCK_ID_DISPLAY, 96, 2, 0, 12); + break; + default: + /* + * These are not supported. It is too early to print a + * message and the UART likely won't work anyway due to the + * oscillator being wrong. + */ + break; + } + + /* PLLC_MISC1: Turn IDDQ off. NOTE: T210 PLLC_MISC_1 maps to pll_misc */ + clrbits_le32(&clkrst->crc_pll[CLOCK_ID_CGENERAL].pll_misc, + (1 << PLLC_IDDQ)); + udelay(2); + + /* + * PLLC_MISC: Take PLLC out of reset. NOTE: T210 PLLC_MISC maps + * to pll_out[1] + */ + clrbits_le32(&clkrst->crc_pll[CLOCK_ID_CGENERAL].pll_out[1], + (1 << PLLC_RESET)); + udelay(2); + + /* PLLD_MISC: Set CLKENABLE and LOCK_DETECT bits */ + data = (1 << PLLD_ENABLE_CLK) | (1 << PLLD_EN_LCKDET); + writel(data, &clkrst->crc_pll[CLOCK_ID_DISPLAY].pll_misc); + udelay(2); +} + +void arch_timer_init(void) +{ + struct sysctr_ctlr *sysctr = (struct sysctr_ctlr *)NV_PA_TSC_BASE; + u32 freq, val; + + freq = clock_get_rate(CLOCK_ID_OSC); + debug("%s: osc freq is %dHz [0x%08X]\n", __func__, freq, freq); + + /* ARM CNTFRQ */ +#ifndef CONFIG_ARM64 + asm("mcr p15, 0, %0, c14, c0, 0\n" : : "r" (freq)); +#endif + + /* Only Tegra114+ has the System Counter regs */ + debug("%s: setting CNTFID0 to 0x%08X\n", __func__, freq); + writel(freq, &sysctr->cntfid0); + + val = readl(&sysctr->cntcr); + val |= TSC_CNTCR_ENABLE | TSC_CNTCR_HDBG; + writel(val, &sysctr->cntcr); + debug("%s: TSC CNTCR = 0x%08X\n", __func__, val); +} + +#define PLLE_SS_CNTL 0x68 +#define PLLE_SS_CNTL_SSCINCINTR(x) (((x) & 0x3f) << 24) +#define PLLE_SS_CNTL_SSCINC(x) (((x) & 0xff) << 16) +#define PLLE_SS_CNTL_SSCINVERT (1 << 15) +#define PLLE_SS_CNTL_SSCCENTER (1 << 14) +#define PLLE_SS_CNTL_SSCBYP (1 << 12) +#define PLLE_SS_CNTL_INTERP_RESET (1 << 11) +#define PLLE_SS_CNTL_BYPASS_SS (1 << 10) +#define PLLE_SS_CNTL_SSCMAX(x) (((x) & 0x1ff) << 0) + +#define PLLE_BASE 0x0e8 +#define PLLE_BASE_ENABLE (1 << 30) +#define PLLE_BASE_LOCK_OVERRIDE (1 << 29) +#define PLLE_BASE_PLDIV_CML(x) (((x) & 0xf) << 24) +#define PLLE_BASE_NDIV(x) (((x) & 0xff) << 8) +#define PLLE_BASE_MDIV(x) (((x) & 0xff) << 0) + +#define PLLE_MISC 0x0ec +#define PLLE_MISC_IDDQ_SWCTL (1 << 14) +#define PLLE_MISC_IDDQ_OVERRIDE (1 << 13) +#define PLLE_MISC_LOCK_ENABLE (1 << 9) +#define PLLE_MISC_PTS (1 << 8) +#define PLLE_MISC_VREG_BG_CTRL(x) (((x) & 0x3) << 4) +#define PLLE_MISC_VREG_CTRL(x) (((x) & 0x3) << 2) + +#define PLLE_AUX 0x48c +#define PLLE_AUX_SEQ_ENABLE (1 << 24) +#define PLLE_AUX_ENABLE_SWCTL (1 << 4) + +int tegra_plle_enable(void) +{ + unsigned int m = 1, n = 200, cpcon = 13; + u32 value; + + value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE); + value &= ~PLLE_BASE_LOCK_OVERRIDE; + writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_AUX); + value |= PLLE_AUX_ENABLE_SWCTL; + value &= ~PLLE_AUX_SEQ_ENABLE; + writel(value, NV_PA_CLK_RST_BASE + PLLE_AUX); + + udelay(1); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_MISC); + value |= PLLE_MISC_IDDQ_SWCTL; + value &= ~PLLE_MISC_IDDQ_OVERRIDE; + value |= PLLE_MISC_LOCK_ENABLE; + value |= PLLE_MISC_PTS; + value |= PLLE_MISC_VREG_BG_CTRL(3); + value |= PLLE_MISC_VREG_CTRL(2); + writel(value, NV_PA_CLK_RST_BASE + PLLE_MISC); + + udelay(5); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + value |= PLLE_SS_CNTL_SSCBYP | PLLE_SS_CNTL_INTERP_RESET | + PLLE_SS_CNTL_BYPASS_SS; + writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE); + value &= ~PLLE_BASE_PLDIV_CML(0xf); + value &= ~PLLE_BASE_NDIV(0xff); + value &= ~PLLE_BASE_MDIV(0xff); + value |= PLLE_BASE_PLDIV_CML(cpcon); + value |= PLLE_BASE_NDIV(n); + value |= PLLE_BASE_MDIV(m); + writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE); + + udelay(1); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_BASE); + value |= PLLE_BASE_ENABLE; + writel(value, NV_PA_CLK_RST_BASE + PLLE_BASE); + + /* wait for lock */ + udelay(300); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + value &= ~PLLE_SS_CNTL_SSCINVERT; + value &= ~PLLE_SS_CNTL_SSCCENTER; + + value &= ~PLLE_SS_CNTL_SSCINCINTR(0x3f); + value &= ~PLLE_SS_CNTL_SSCINC(0xff); + value &= ~PLLE_SS_CNTL_SSCMAX(0x1ff); + + value |= PLLE_SS_CNTL_SSCINCINTR(0x20); + value |= PLLE_SS_CNTL_SSCINC(0x01); + value |= PLLE_SS_CNTL_SSCMAX(0x25); + + writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + value &= ~PLLE_SS_CNTL_SSCBYP; + value &= ~PLLE_SS_CNTL_BYPASS_SS; + writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + + udelay(1); + + value = readl(NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + value &= ~PLLE_SS_CNTL_INTERP_RESET; + writel(value, NV_PA_CLK_RST_BASE + PLLE_SS_CNTL); + + udelay(1); + + return 0; +} diff --git a/arch/arm/mach-tegra/tegra210/funcmux.c b/arch/arm/mach-tegra/tegra210/funcmux.c new file mode 100644 index 0000000..618d228 --- /dev/null +++ b/arch/arm/mach-tegra/tegra210/funcmux.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2013-2015 + * NVIDIA Corporation <www.nvidia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* Tegra210 high-level function multiplexing */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/funcmux.h> +#include <asm/arch/pinmux.h> + +int funcmux_select(enum periph_id id, int config) +{ + int bad_config = config != FUNCMUX_DEFAULT; + + switch (id) { + /* + * Add other periph IDs here as needed. + * Note that all pinmux/pads should have already + * been set up in the board pinmux table in + * pinmux-config-<board>.h for all periphs. + * Leave this in for the odd case where a mux + * needs to be changed on-the-fly. + */ + + default: + debug("%s: invalid periph_id %d", __func__, id); + return -1; + } + + if (bad_config) { + debug("%s: invalid config %d for periph_id %d", __func__, + config, id); + return -1; + } + return 0; +} diff --git a/arch/arm/mach-tegra/tegra210/xusb-padctl.c b/arch/arm/mach-tegra/tegra210/xusb-padctl.c new file mode 100644 index 0000000..3c10a96 --- /dev/null +++ b/arch/arm/mach-tegra/tegra210/xusb-padctl.c @@ -0,0 +1,495 @@ +/* + * Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#define pr_fmt(fmt) "tegra-xusb-padctl: " fmt + +#include <common.h> +#include <errno.h> +#include <fdtdec.h> +#include <malloc.h> + +#include <asm/io.h> + +#include <asm/arch/clock.h> +#include <asm/arch-tegra/xusb-padctl.h> + +#include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h> + +struct tegra_xusb_phy_ops { + int (*prepare)(struct tegra_xusb_phy *phy); + int (*enable)(struct tegra_xusb_phy *phy); + int (*disable)(struct tegra_xusb_phy *phy); + int (*unprepare)(struct tegra_xusb_phy *phy); +}; + +struct tegra_xusb_phy { + const struct tegra_xusb_phy_ops *ops; + + struct tegra_xusb_padctl *padctl; +}; + +struct tegra_xusb_padctl { + struct fdt_resource regs; + + unsigned int enable; + + struct tegra_xusb_phy phys[2]; +}; + +static inline u32 padctl_readl(struct tegra_xusb_padctl *padctl, + unsigned long offset) +{ + u32 value = readl(padctl->regs.start + offset); + debug("padctl: %08lx > %08x\n", offset, value); + return value; +} + +static inline void padctl_writel(struct tegra_xusb_padctl *padctl, + u32 value, unsigned long offset) +{ + debug("padctl: %08lx < %08x\n", offset, value); + writel(value, padctl->regs.start + offset); +} + +#define XUSB_PADCTL_ELPG_PROGRAM 0x024 +#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN (1 << 31) +#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY (1 << 30) +#define XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN (1 << 29) + +static int tegra_xusb_padctl_enable(struct tegra_xusb_padctl *padctl) +{ + u32 value; + + if (padctl->enable++ > 0) + return 0; + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + udelay(100); + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + udelay(100); + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value &= ~XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + return 0; +} + +static int tegra_xusb_padctl_disable(struct tegra_xusb_padctl *padctl) +{ + u32 value; + + if (padctl->enable == 0) { + error("unbalanced enable/disable"); + return 0; + } + + if (--padctl->enable > 0) + return 0; + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_VCORE_DOWN; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + udelay(100); + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN_EARLY; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + udelay(100); + + value = padctl_readl(padctl, XUSB_PADCTL_ELPG_PROGRAM); + value |= XUSB_PADCTL_ELPG_PROGRAM_AUX_MUX_LP0_CLAMP_EN; + padctl_writel(padctl, value, XUSB_PADCTL_ELPG_PROGRAM); + + return 0; +} + +static int phy_prepare(struct tegra_xusb_phy *phy) +{ + int err; + + err = tegra_xusb_padctl_enable(phy->padctl); + if (err < 0) + return err; + + reset_set_enable(PERIPH_ID_PEX_USB_UPHY, 0); + + return 0; +} + +static int phy_unprepare(struct tegra_xusb_phy *phy) +{ + reset_set_enable(PERIPH_ID_PEX_USB_UPHY, 1); + + return tegra_xusb_padctl_disable(phy->padctl); +} + +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1 0x360 +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_NDIV_MASK (0xff << 20) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_NDIV(x) (((x) & 0xff) << 20) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_MDIV_MASK (0x3 << 16) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_LOCKDET_STATUS (1 << 15) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_PWR_OVRD (1 << 4) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_ENABLE (1 << 3) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_SLEEP_MASK (0x3 << 1) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_SLEEP(x) (((x) & 0x3) << 1) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL1_IDDQ (1 << 0) + +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2 0x364 +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_CTRL_MASK (0xffffff << 4) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_CTRL(x) (((x) & 0xffffff) << 4) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_OVRD (1 << 2) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE (1 << 1) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_EN (1 << 0) + +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4 0x36c +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_EN (1 << 15) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_SEL_MASK (0x3 << 12) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_SEL(x) (((x) & 0x3) << 12) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4_REFCLKBUF_EN (1 << 8) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL4_REFCLK_SEL_MASK (0xf << 4) + +#define XUSB_PADCTL_UPHY_PLL_P0_CTL5 0x370 +#define XUSB_PADCTL_UPHY_PLL_P0_CTL5_DCO_CTRL_MASK (0xff << 16) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL5_DCO_CTRL(x) (((x) & 0xff) << 16) + +#define XUSB_PADCTL_UPHY_PLL_P0_CTL8 0x37c +#define XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE (1 << 31) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_OVRD (1 << 15) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_CLK_EN (1 << 13) +#define XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_EN (1 << 12) + +#define CLK_RST_XUSBIO_PLL_CFG0 0x51c +#define CLK_RST_XUSBIO_PLL_CFG0_SEQ_ENABLE (1 << 24) +#define CLK_RST_XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ (1 << 13) +#define CLK_RST_XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET (1 << 6) +#define CLK_RST_XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL (1 << 2) +#define CLK_RST_XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL (1 << 0) + +static int pcie_phy_enable(struct tegra_xusb_phy *phy) +{ + struct tegra_xusb_padctl *padctl = phy->padctl; + unsigned long start; + u32 value; + + debug("> %s(phy=%p)\n", __func__, phy); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_CTRL_MASK; + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_CTRL(0x136); + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL5); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL5_DCO_CTRL_MASK; + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL5_DCO_CTRL(0x2a); + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL5); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL1_PWR_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL4); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_SEL_MASK; + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL4_REFCLK_SEL_MASK; + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_SEL(2); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL4_TXCLKREF_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL4); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_MDIV_MASK; + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_NDIV_MASK; + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL1_FREQ_NDIV(25); + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL1_IDDQ; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL1_SLEEP_MASK; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + udelay(1); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL4); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL4_REFCLKBUF_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL4); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + + debug(" waiting for calibration\n"); + + start = get_timer(0); + + while (get_timer(start) < 250) { + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE) + break; + } + + debug(" done\n"); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + + debug(" waiting for calibration to stop\n"); + + start = get_timer(0); + + while (get_timer(start) < 250) { + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + if ((value & XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_DONE) == 0) + break; + } + + debug(" done\n"); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL1_ENABLE; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + debug(" waiting for PLL to lock...\n"); + start = get_timer(0); + + while (get_timer(start) < 250) { + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL1_LOCKDET_STATUS) + break; + } + + debug(" done\n"); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_CLK_EN; + value |= XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + + debug(" waiting for register calibration...\n"); + start = get_timer(0); + + while (get_timer(start) < 250) { + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + if (value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE) + break; + } + + debug(" done\n"); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + + debug(" waiting for register calibration to stop...\n"); + start = get_timer(0); + + while (get_timer(start) < 250) { + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + if ((value & XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_DONE) == 0) + break; + } + + debug(" done\n"); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_CLK_EN; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + + value = readl(NV_PA_CLK_RST_BASE + CLK_RST_XUSBIO_PLL_CFG0); + value &= ~CLK_RST_XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL; + value &= ~CLK_RST_XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL; + value |= CLK_RST_XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET; + value |= CLK_RST_XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ; + writel(value, NV_PA_CLK_RST_BASE + CLK_RST_XUSBIO_PLL_CFG0); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL1_PWR_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL1); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL2_CAL_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL2); + + value = padctl_readl(padctl, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + value &= ~XUSB_PADCTL_UPHY_PLL_P0_CTL8_RCAL_OVRD; + padctl_writel(padctl, value, XUSB_PADCTL_UPHY_PLL_P0_CTL8); + + udelay(1); + + value = readl(NV_PA_CLK_RST_BASE + CLK_RST_XUSBIO_PLL_CFG0); + value |= CLK_RST_XUSBIO_PLL_CFG0_SEQ_ENABLE; + writel(value, NV_PA_CLK_RST_BASE + CLK_RST_XUSBIO_PLL_CFG0); + + debug("< %s()\n", __func__); + return 0; +} + +static int pcie_phy_disable(struct tegra_xusb_phy *phy) +{ + return 0; +} + +static const struct tegra_xusb_phy_ops pcie_phy_ops = { + .prepare = phy_prepare, + .enable = pcie_phy_enable, + .disable = pcie_phy_disable, + .unprepare = phy_unprepare, +}; + +static struct tegra_xusb_padctl *padctl = &(struct tegra_xusb_padctl) { + .phys = { + [0] = { + .ops = &pcie_phy_ops, + }, + }, +}; + +static int tegra_xusb_padctl_parse_dt(struct tegra_xusb_padctl *padctl, + const void *fdt, int node) +{ + int err; + + err = fdt_get_resource(fdt, node, "reg", 0, &padctl->regs); + if (err < 0) { + error("registers not found"); + return err; + } + + debug("regs: %pa-%pa\n", &padctl->regs.start, + &padctl->regs.end); + + return 0; +} + +static int process_nodes(const void *fdt, int nodes[], unsigned int count) +{ + unsigned int i; + int err; + + debug("> %s(fdt=%p, nodes=%p, count=%u)\n", __func__, fdt, nodes, + count); + + for (i = 0; i < count; i++) { + enum fdt_compat_id id; + + if (!fdtdec_get_is_enabled(fdt, nodes[i])) + continue; + + id = fdtdec_lookup(fdt, nodes[i]); + switch (id) { + case COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL: + case COMPAT_NVIDIA_TEGRA210_XUSB_PADCTL: + break; + + default: + error("unsupported compatible: %s", + fdtdec_get_compatible(id)); + continue; + } + + err = tegra_xusb_padctl_parse_dt(padctl, fdt, nodes[i]); + if (err < 0) { + error("failed to parse DT: %d", + err); + continue; + } + + /* deassert XUSB padctl reset */ + reset_set_enable(PERIPH_ID_XUSB_PADCTL, 0); + + /* only a single instance is supported */ + break; + } + + debug("< %s()\n", __func__); + return 0; +} + +struct tegra_xusb_phy *tegra_xusb_phy_get(unsigned int type) +{ + struct tegra_xusb_phy *phy = NULL; + + switch (type) { + case TEGRA_XUSB_PADCTL_PCIE: + phy = &padctl->phys[0]; + phy->padctl = padctl; + break; + } + + return phy; +} + +int tegra_xusb_phy_prepare(struct tegra_xusb_phy *phy) +{ + if (phy && phy->ops && phy->ops->prepare) + return phy->ops->prepare(phy); + + return phy ? -ENOSYS : -EINVAL; +} + +int tegra_xusb_phy_enable(struct tegra_xusb_phy *phy) +{ + if (phy && phy->ops && phy->ops->enable) + return phy->ops->enable(phy); + + return phy ? -ENOSYS : -EINVAL; +} + +int tegra_xusb_phy_disable(struct tegra_xusb_phy *phy) +{ + if (phy && phy->ops && phy->ops->disable) + return phy->ops->disable(phy); + + return phy ? -ENOSYS : -EINVAL; +} + +int tegra_xusb_phy_unprepare(struct tegra_xusb_phy *phy) +{ + if (phy && phy->ops && phy->ops->unprepare) + return phy->ops->unprepare(phy); + + return phy ? -ENOSYS : -EINVAL; +} + +void tegra_xusb_padctl_init(const void *fdt) +{ + int count, nodes[1]; + + debug("> %s(fdt=%p)\n", __func__, fdt); + + count = fdtdec_find_aliases_for_id(fdt, "padctl", + COMPAT_NVIDIA_TEGRA210_XUSB_PADCTL, + nodes, ARRAY_SIZE(nodes)); + if (process_nodes(fdt, nodes, count)) + return; + + count = fdtdec_find_aliases_for_id(fdt, "padctl", + COMPAT_NVIDIA_TEGRA124_XUSB_PADCTL, + nodes, ARRAY_SIZE(nodes)); + if (process_nodes(fdt, nodes, count)) + return; + + debug("< %s()\n", __func__); +} |