diff options
Diffstat (limited to 'arch/arm')
24 files changed, 1735 insertions, 128 deletions
diff --git a/arch/arm/cpu/arm926ejs/kirkwood/Kconfig b/arch/arm/cpu/arm926ejs/kirkwood/Kconfig index 6c037a1..45c6687 100644 --- a/arch/arm/cpu/arm926ejs/kirkwood/Kconfig +++ b/arch/arm/cpu/arm926ejs/kirkwood/Kconfig @@ -57,6 +57,9 @@ config TARGET_DOCKSTAR config TARGET_GOFLEXHOME bool "GoFlex Home Board" +config TARGET_NAS220 + bool "BlackArmor NAS220" + endchoice config SYS_SOC @@ -80,5 +83,6 @@ source "board/LaCie/wireless_space/Kconfig" source "board/raidsonic/ib62x0/Kconfig" source "board/Seagate/dockstar/Kconfig" source "board/Seagate/goflexhome/Kconfig" +source "board/Seagate/nas220/Kconfig" endif diff --git a/arch/arm/cpu/armv7/sunxi/Makefile b/arch/arm/cpu/armv7/sunxi/Makefile index 3b6ae47..1720f7d 100644 --- a/arch/arm/cpu/armv7/sunxi/Makefile +++ b/arch/arm/cpu/armv7/sunxi/Makefile @@ -10,10 +10,13 @@ obj-y += timer.o obj-y += board.o obj-y += clock.o +obj-y += cpu_info.o obj-y += pinmux.o +obj-y += usbc.o obj-$(CONFIG_MACH_SUN6I) += prcm.o obj-$(CONFIG_MACH_SUN8I) += prcm.o obj-$(CONFIG_MACH_SUN6I) += p2wi.o +obj-$(CONFIG_MACH_SUN8I) += rsb.o obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o @@ -21,7 +24,6 @@ obj-$(CONFIG_MACH_SUN7I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN8I) += clock_sun6i.o ifndef CONFIG_SPL_BUILD -obj-y += cpu_info.o ifdef CONFIG_ARMV7_PSCI obj-y += psci.o endif @@ -32,6 +34,7 @@ obj-$(CONFIG_MACH_SUN4I) += dram_sun4i.o obj-$(CONFIG_MACH_SUN5I) += dram_sun4i.o obj-$(CONFIG_MACH_SUN6I) += dram_sun6i.o obj-$(CONFIG_MACH_SUN7I) += dram_sun4i.o +obj-$(CONFIG_MACH_SUN8I) += dram_sun8i.o ifdef CONFIG_SPL_FEL obj-y += start.o endif diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index 9b3e80c..bc98c56 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -114,7 +114,8 @@ void reset_cpu(ulong addr) /* do some early init */ void s_init(void) { -#if defined CONFIG_SPL_BUILD && defined CONFIG_MACH_SUN6I +#if defined CONFIG_SPL_BUILD && \ + (defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I) /* Magic (undocmented) value taken from boot0, without this DRAM * access gets messed up (seems cache related) */ setbits_le32(SUNXI_SRAMC_BASE + 0x44, 0x1800); diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c index 8e949c6..d7a7040 100644 --- a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c +++ b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c @@ -97,6 +97,7 @@ void clock_set_pll1(unsigned int clk) { struct sunxi_ccm_reg * const ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + const int p = 0; int k = 1; int m = 1; @@ -113,8 +114,11 @@ void clock_set_pll1(unsigned int clk) CPU_CLK_SRC_OSC24M << CPU_CLK_SRC_SHIFT, &ccm->cpu_axi_cfg); - /* PLL1 rate = 24000000 * n * k / m */ - writel(CCM_PLL1_CTRL_EN | CCM_PLL1_CTRL_MAGIC | + /* + * sun6i: PLL1 rate = ((24000000 * n * k) >> 0) / m (p is ignored) + * sun8i: PLL1 rate = ((24000000 * n * k) >> p) / m + */ + writel(CCM_PLL1_CTRL_EN | CCM_PLL1_CTRL_P(p) | CCM_PLL1_CTRL_N(clk / (24000000 * k / m)) | CCM_PLL1_CTRL_K(k) | CCM_PLL1_CTRL_M(m), &ccm->pll1_cfg); sdelay(200); @@ -144,15 +148,25 @@ void clock_set_pll3(unsigned int clk) &ccm->pll3_cfg); } -void clock_set_pll5(unsigned int clk) +void clock_set_pll5(unsigned int clk, bool sigma_delta_enable) { struct sunxi_ccm_reg * const ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; - const int k = 2; - const int m = 1; + const int max_n = 32; + int k = 1, m = 2; + + if (sigma_delta_enable) + writel(CCM_PLL5_PATTERN, &ccm->pll5_pattern_cfg); /* PLL5 rate = 24000000 * n * k / m */ - writel(CCM_PLL5_CTRL_EN | CCM_PLL5_CTRL_UPD | + if (clk > 24000000 * k * max_n / m) { + m = 1; + if (clk > 24000000 * k * max_n / m) + k = 2; + } + writel(CCM_PLL5_CTRL_EN | + (sigma_delta_enable ? CCM_PLL5_CTRL_SIGMA_DELTA_EN : 0) | + CCM_PLL5_CTRL_UPD | CCM_PLL5_CTRL_N(clk / (24000000 * k / m)) | CCM_PLL5_CTRL_K(k) | CCM_PLL5_CTRL_M(m), &ccm->pll5_cfg); diff --git a/arch/arm/cpu/armv7/sunxi/cpu_info.c b/arch/arm/cpu/armv7/sunxi/cpu_info.c index 41b9add..b6cb9de 100644 --- a/arch/arm/cpu/armv7/sunxi/cpu_info.c +++ b/arch/arm/cpu/armv7/sunxi/cpu_info.c @@ -9,6 +9,33 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/cpu.h> +#include <asm/arch/clock.h> +#include <axp221.h> + +#ifdef CONFIG_MACH_SUN6I +int sunxi_get_ss_bonding_id(void) +{ + struct sunxi_ccm_reg * const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + static int bonding_id = -1; + + if (bonding_id != -1) + return bonding_id; + + /* Enable Security System */ + setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_SS); + setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_SS); + + bonding_id = readl(SUNXI_SS_BASE); + bonding_id = (bonding_id >> 16) & 0x7; + + /* Disable Security System again */ + clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_SS); + clrbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_SS); + + return bonding_id; +} +#endif #ifdef CONFIG_DISPLAY_CPUINFO int print_cpuinfo(void) @@ -24,7 +51,17 @@ int print_cpuinfo(void) default: puts("CPU: Allwinner A1X (SUN5I)\n"); } #elif defined CONFIG_MACH_SUN6I - puts("CPU: Allwinner A31 (SUN6I)\n"); + switch (sunxi_get_ss_bonding_id()) { + case SUNXI_SS_BOND_ID_A31: + puts("CPU: Allwinner A31 (SUN6I)\n"); + break; + case SUNXI_SS_BOND_ID_A31S: + puts("CPU: Allwinner A31s (SUN6I)\n"); + break; + default: + printf("CPU: Allwinner A31? (SUN6I, id: %d)\n", + sunxi_get_ss_bonding_id()); + } #elif defined CONFIG_MACH_SUN7I puts("CPU: Allwinner A20 (SUN7I)\n"); #elif defined CONFIG_MACH_SUN8I @@ -36,3 +73,21 @@ int print_cpuinfo(void) return 0; } #endif + +int sunxi_get_sid(unsigned int *sid) +{ +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I +#ifdef CONFIG_AXP221_POWER + return axp221_get_sid(sid); +#else + return -ENODEV; +#endif +#else + int i; + + for (i = 0; i< 4; i++) + sid[i] = readl(SUNXI_SID_BASE + 4 * i); + + return 0; +#endif +} diff --git a/arch/arm/cpu/armv7/sunxi/dram_sun4i.c b/arch/arm/cpu/armv7/sunxi/dram_sun4i.c index ec8aaa7..c736fa3 100644 --- a/arch/arm/cpu/armv7/sunxi/dram_sun4i.c +++ b/arch/arm/cpu/armv7/sunxi/dram_sun4i.c @@ -36,24 +36,11 @@ #define CPU_CFG_CHIP_REV_B 0x3 /* - * Wait up to 1s for value to be set in given part of reg. - */ -static void await_completion(u32 *reg, u32 mask, u32 val) -{ - unsigned long tmo = timer_get_us() + 1000000; - - while ((readl(reg) & mask) != val) { - if (timer_get_us() > tmo) - panic("Timeout initialising DRAM\n"); - } -} - -/* * Wait up to 1s for mask to be clear in given reg. */ static inline void await_bits_clear(u32 *reg, u32 mask) { - await_completion(reg, mask, 0); + mctl_await_completion(reg, mask, 0); } /* @@ -61,7 +48,7 @@ static inline void await_bits_clear(u32 *reg, u32 mask) */ static inline void await_bits_set(u32 *reg, u32 mask) { - await_completion(reg, mask, mask); + mctl_await_completion(reg, mask, mask); } /* diff --git a/arch/arm/cpu/armv7/sunxi/dram_sun6i.c b/arch/arm/cpu/armv7/sunxi/dram_sun6i.c index 699173c..5dbbf61 100644 --- a/arch/arm/cpu/armv7/sunxi/dram_sun6i.c +++ b/arch/arm/cpu/armv7/sunxi/dram_sun6i.c @@ -17,9 +17,7 @@ #include <asm/arch/dram.h> #include <asm/arch/prcm.h> -/* DRAM clk & zq defaults, maybe turn these into Kconfig options ? */ -#define DRAM_CLK_DEFAULT 312000000 -#define DRAM_ZQ_DEFAULT 0x78 +#define DRAM_CLK (CONFIG_DRAM_CLK * 1000000) struct dram_sun6i_para { u8 bus_width; @@ -29,31 +27,18 @@ struct dram_sun6i_para { u16 page_size; }; -/* - * Wait up to 1s for value to be set in given part of reg. - */ -static void await_completion(u32 *reg, u32 mask, u32 val) -{ - unsigned long tmo = timer_get_us() + 1000000; - - while ((readl(reg) & mask) != val) { - if (timer_get_us() > tmo) - panic("Timeout initialising DRAM\n"); - } -} - static void mctl_sys_init(void) { struct sunxi_ccm_reg * const ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; const int dram_clk_div = 2; - clock_set_pll5(DRAM_CLK_DEFAULT * dram_clk_div); + clock_set_pll5(DRAM_CLK * dram_clk_div, false); clrsetbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_DIV0_MASK, CCM_DRAMCLK_CFG_DIV0(dram_clk_div) | CCM_DRAMCLK_CFG_RST | CCM_DRAMCLK_CFG_UPD); - await_completion(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_UPD, 0); + mctl_await_completion(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_UPD, 0); writel(MDFS_CLK_DEFAULT, &ccm->mdfs_clk_cfg); @@ -109,8 +94,8 @@ static bool mctl_rank_detect(u32 *gsr0, int rank) const u32 done = MCTL_DX_GSR0_RANK0_TRAIN_DONE << rank; const u32 err = MCTL_DX_GSR0_RANK0_TRAIN_ERR << rank; - await_completion(gsr0, done, done); - await_completion(gsr0 + 0x10, done, done); + mctl_await_completion(gsr0, done, done); + mctl_await_completion(gsr0 + 0x10, done, done); return !(readl(gsr0) & err) && !(readl(gsr0 + 0x10) & err); } @@ -131,7 +116,7 @@ static void mctl_channel_init(int ch_index, struct dram_sun6i_para *para) } writel(MCTL_MCMD_NOP, &mctl_ctl->mcmd); - await_completion(&mctl_ctl->mcmd, MCTL_MCMD_BUSY, 0); + mctl_await_completion(&mctl_ctl->mcmd, MCTL_MCMD_BUSY, 0); /* PHY initialization */ writel(MCTL_PGCR, &mctl_phy->pgcr); @@ -168,14 +153,14 @@ static void mctl_channel_init(int ch_index, struct dram_sun6i_para *para) writel(MCTL_DX_GCR | MCTL_DX_GCR_EN, &mctl_phy->dx2gcr); writel(MCTL_DX_GCR | MCTL_DX_GCR_EN, &mctl_phy->dx3gcr); - await_completion(&mctl_phy->pgsr, 0x03, 0x03); + mctl_await_completion(&mctl_phy->pgsr, 0x03, 0x03); - writel(DRAM_ZQ_DEFAULT, &mctl_phy->zq0cr1); + writel(CONFIG_DRAM_ZQ, &mctl_phy->zq0cr1); setbits_le32(&mctl_phy->pir, MCTL_PIR_CLEAR_STATUS); writel(MCTL_PIR_STEP1, &mctl_phy->pir); udelay(10); - await_completion(&mctl_phy->pgsr, 0x1f, 0x1f); + mctl_await_completion(&mctl_phy->pgsr, 0x1f, 0x1f); /* rank detect */ if (!mctl_rank_detect(&mctl_phy->dx0gsr0, 1)) { @@ -206,19 +191,19 @@ static void mctl_channel_init(int ch_index, struct dram_sun6i_para *para) setbits_le32(&mctl_phy->pir, MCTL_PIR_CLEAR_STATUS); writel(MCTL_PIR_STEP2, &mctl_phy->pir); udelay(10); - await_completion(&mctl_phy->pgsr, 0x11, 0x11); + mctl_await_completion(&mctl_phy->pgsr, 0x11, 0x11); if (readl(&mctl_phy->pgsr) & MCTL_PGSR_TRAIN_ERR_MASK) panic("Training error initialising DRAM\n"); /* Move to configure state */ writel(MCTL_SCTL_CONFIG, &mctl_ctl->sctl); - await_completion(&mctl_ctl->sstat, 0x07, 0x01); + mctl_await_completion(&mctl_ctl->sstat, 0x07, 0x01); /* Set number of clks per micro-second */ - writel(DRAM_CLK_DEFAULT / 1000000, &mctl_ctl->togcnt1u); + writel(DRAM_CLK / 1000000, &mctl_ctl->togcnt1u); /* Set number of clks per 100 nano-seconds */ - writel(DRAM_CLK_DEFAULT / 10000000, &mctl_ctl->togcnt100n); + writel(DRAM_CLK / 10000000, &mctl_ctl->togcnt100n); /* Set memory timing registers */ writel(MCTL_TREFI, &mctl_ctl->trefi); writel(MCTL_TMRD, &mctl_ctl->tmrd); @@ -272,7 +257,7 @@ static void mctl_channel_init(int ch_index, struct dram_sun6i_para *para) /* Move to access state */ writel(MCTL_SCTL_ACCESS, &mctl_ctl->sctl); - await_completion(&mctl_ctl->sstat, 0x07, 0x03); + mctl_await_completion(&mctl_ctl->sstat, 0x07, 0x03); } static void mctl_com_init(struct dram_sun6i_para *para) @@ -341,20 +326,6 @@ static void mctl_port_cfg(void) writel(0x00000307, &mctl_com->mbagcr[5]); } -static bool mctl_mem_matches(u32 offset) -{ - const int match_count = 64; - int i, matches = 0; - - for (i = 0; i < match_count; i++) { - if (readl(CONFIG_SYS_SDRAM_BASE + i * 4) == - readl(CONFIG_SYS_SDRAM_BASE + offset + i * 4)) - matches++; - } - - return matches == match_count; -} - unsigned long sunxi_dram_init(void) { struct sunxi_mctl_com_reg * const mctl_com = @@ -371,18 +342,26 @@ unsigned long sunxi_dram_init(void) .rows = 16, }; + /* A31s only has one channel */ + if (sunxi_get_ss_bonding_id() == SUNXI_SS_BOND_ID_A31S) + para.chan = 1; + mctl_sys_init(); mctl_dll_init(0, ¶); - mctl_dll_init(1, ¶); + setbits_le32(&mctl_com->ccr, MCTL_CCR_CH0_CLK_EN); + + if (para.chan == 2) { + mctl_dll_init(1, ¶); + setbits_le32(&mctl_com->ccr, MCTL_CCR_CH1_CLK_EN); + } - setbits_le32(&mctl_com->ccr, - MCTL_CCR_MASTER_CLK_EN | - MCTL_CCR_CH0_CLK_EN | - MCTL_CCR_CH1_CLK_EN); + setbits_le32(&mctl_com->ccr, MCTL_CCR_MASTER_CLK_EN); mctl_channel_init(0, ¶); - mctl_channel_init(1, ¶); + if (para.chan == 2) + mctl_channel_init(1, ¶); + mctl_com_init(¶); mctl_port_cfg(); diff --git a/arch/arm/cpu/armv7/sunxi/dram_sun8i.c b/arch/arm/cpu/armv7/sunxi/dram_sun8i.c new file mode 100644 index 0000000..3d7964d --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/dram_sun8i.c @@ -0,0 +1,345 @@ +/* + * Sun8i platform dram controller init. + * + * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Note this code uses a lot of magic hex values, that is because this code + * simply replays the init sequence as done by the Allwinner boot0 code, so + * we do not know what these values mean. There are no symbolic constants for + * these magic values, since we do not know how to name them and making up + * names for them is not useful. + * + * The register-layout of the sunxi_mctl_phy_reg-s looks a lot like the one + * found in the TI Keystone2 documentation: + * http://www.ti.com/lit/ug/spruhn7a/spruhn7a.pdf + * "Table4-2 DDR3 PHY Registers" + * This may be used as a (possible) reference for future work / cleanups. + */ + +#include <common.h> +#include <errno.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/dram.h> +#include <asm/arch/prcm.h> + +static const struct dram_para dram_para = { + .clock = CONFIG_DRAM_CLK, + .type = 3, + .zq = CONFIG_DRAM_ZQ, + .odt_en = 1, + .para1 = 0, /* not used (only used when tpr13 bit 31 is set */ + .para2 = 0, /* not used (only used when tpr13 bit 31 is set */ + .mr0 = 6736, + .mr1 = 4, + .mr2 = 16, + .mr3 = 0, + /* tpr0 - 10 contain timing constants or-ed together in u32 vals */ + .tpr0 = 0x2ab83def, + .tpr1 = 0x18082356, + .tpr2 = 0x00034156, + .tpr3 = 0x448c5533, + .tpr4 = 0x08010d00, + .tpr5 = 0x0340b20f, + .tpr6 = 0x20d118cc, + .tpr7 = 0x14062485, + .tpr8 = 0x220d1d52, + .tpr9 = 0x1e078c22, + .tpr10 = 0x3c, + .tpr11 = 0, /* not used */ + .tpr12 = 0, /* not used */ + .tpr13 = 0x30000, +}; + +static void mctl_sys_init(void) +{ + struct sunxi_ccm_reg * const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + + /* enable pll5, note the divide by 2 is deliberate! */ + clock_set_pll5(dram_para.clock * 1000000 / 2, + dram_para.tpr13 & 0x40000); + + /* deassert ahb mctl reset */ + setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_MCTL); + + /* enable ahb mctl clock */ + setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_MCTL); +} + +static void mctl_apply_odt_correction(u32 *reg, int correction) +{ + int val; + + val = (readl(reg) >> 8) & 0xff; + val += correction; + + /* clamp */ + if (val < 0) + val = 0; + else if (val > 255) + val = 255; + + clrsetbits_le32(reg, 0xff00, val << 8); +} + +static void mctl_init(u32 *bus_width) +{ + struct sunxi_ccm_reg * const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + struct sunxi_mctl_com_reg * const mctl_com = + (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE; + struct sunxi_mctl_ctl_reg * const mctl_ctl = + (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE; + struct sunxi_mctl_phy_reg * const mctl_phy = + (struct sunxi_mctl_phy_reg *)SUNXI_DRAM_PHY0_BASE; + int correction; + + if (dram_para.tpr13 & 0x20) + writel(0x40b, &mctl_phy->dcr); + else + writel(0x1000040b, &mctl_phy->dcr); + + if (dram_para.clock >= 480) + writel(0x5c000, &mctl_phy->dllgcr); + else + writel(0xdc000, &mctl_phy->dllgcr); + + writel(0x0a003e3f, &mctl_phy->pgcr0); + writel(0x03008421, &mctl_phy->pgcr1); + + writel(dram_para.mr0, &mctl_phy->mr0); + writel(dram_para.mr1, &mctl_phy->mr1); + writel(dram_para.mr2, &mctl_phy->mr2); + writel(dram_para.mr3, &mctl_phy->mr3); + + if (!(dram_para.tpr13 & 0x10000)) { + clrsetbits_le32(&mctl_phy->dx0gcr, 0x3800, 0x2000); + clrsetbits_le32(&mctl_phy->dx1gcr, 0x3800, 0x2000); + } + + /* + * All the masking and shifting below converts what I assume are DDR + * timing constants from Allwinner dram_para tpr format to the actual + * timing registers format. + */ + + writel((dram_para.tpr0 & 0x000fffff), &mctl_phy->ptr2); + writel((dram_para.tpr1 & 0x1fffffff), &mctl_phy->ptr3); + writel((dram_para.tpr0 & 0x3ff00000) >> 2 | + (dram_para.tpr2 & 0x0003ffff), &mctl_phy->ptr4); + + writel(dram_para.tpr3, &mctl_phy->dtpr0); + writel(dram_para.tpr4, &mctl_phy->dtpr2); + + writel(0x01000081, &mctl_phy->dtcr); + + if (dram_para.clock <= 240 || !(dram_para.odt_en & 0x01)) { + clrbits_le32(&mctl_phy->dx0gcr, 0x600); + clrbits_le32(&mctl_phy->dx1gcr, 0x600); + } + if (dram_para.clock <= 240) { + writel(0, &mctl_phy->odtcr); + writel(0, &mctl_ctl->odtmap); + } + + writel(((dram_para.tpr5 & 0x0f00) << 12) | + ((dram_para.tpr5 & 0x00f8) << 9) | + ((dram_para.tpr5 & 0x0007) << 8), + &mctl_ctl->rfshctl0); + + writel(((dram_para.tpr5 & 0x0003f000) << 12) | + ((dram_para.tpr5 & 0x00fc0000) >> 2) | + ((dram_para.tpr5 & 0x3f000000) >> 16) | + ((dram_para.tpr6 & 0x0000003f) >> 0), + &mctl_ctl->dramtmg0); + + writel(((dram_para.tpr6 & 0x000007c0) << 10) | + ((dram_para.tpr6 & 0x0000f800) >> 3) | + ((dram_para.tpr6 & 0x003f0000) >> 16), + &mctl_ctl->dramtmg1); + + writel(((dram_para.tpr6 & 0x0fc00000) << 2) | + ((dram_para.tpr7 & 0x0000001f) << 16) | + ((dram_para.tpr7 & 0x000003e0) << 3) | + ((dram_para.tpr7 & 0x0000fc00) >> 10), + &mctl_ctl->dramtmg2); + + writel(((dram_para.tpr7 & 0x03ff0000) >> 16) | + ((dram_para.tpr6 & 0xf0000000) >> 16), + &mctl_ctl->dramtmg3); + + writel(((dram_para.tpr7 & 0x3c000000) >> 2 ) | + ((dram_para.tpr8 & 0x00000007) << 16) | + ((dram_para.tpr8 & 0x00000038) << 5) | + ((dram_para.tpr8 & 0x000003c0) >> 6), + &mctl_ctl->dramtmg4); + + writel(((dram_para.tpr8 & 0x00003c00) << 14) | + ((dram_para.tpr8 & 0x0003c000) << 2) | + ((dram_para.tpr8 & 0x00fc0000) >> 10) | + ((dram_para.tpr8 & 0x0f000000) >> 24), + &mctl_ctl->dramtmg5); + + writel(0x00000008, &mctl_ctl->dramtmg8); + + writel(((dram_para.tpr8 & 0xf0000000) >> 4) | + ((dram_para.tpr9 & 0x00007c00) << 6) | + ((dram_para.tpr9 & 0x000003e0) << 3) | + ((dram_para.tpr9 & 0x0000001f) >> 0), + &mctl_ctl->pitmg0); + + setbits_le32(&mctl_ctl->pitmg1, 0x80000); + + writel(((dram_para.tpr9 & 0x003f8000) << 9) | 0x2001, + &mctl_ctl->sched); + + writel((dram_para.mr0 << 16) | dram_para.mr1, &mctl_ctl->init3); + writel((dram_para.mr2 << 16) | dram_para.mr3, &mctl_ctl->init4); + + writel(0x00000000, &mctl_ctl->pimisc); + writel(0x80000000, &mctl_ctl->upd0); + + writel(((dram_para.tpr9 & 0xffc00000) >> 22) | + ((dram_para.tpr10 & 0x00000fff) << 16), + &mctl_ctl->rfshtmg); + + if (dram_para.tpr13 & 0x20) + writel(0x01040001, &mctl_ctl->mstr); + else + writel(0x01040401, &mctl_ctl->mstr); + + if (!(dram_para.tpr13 & 0x20000)) { + writel(0x00000002, &mctl_ctl->pwrctl); + writel(0x00008001, &mctl_ctl->pwrtmg); + } + + writel(0x00000001, &mctl_ctl->rfshctl3); + writel(0x00000001, &mctl_ctl->pimisc); + + /* deassert dram_clk_cfg reset */ + setbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_RST); + + setbits_le32(&mctl_com->ccr, 0x80000); + + /* zq stuff */ + writel((dram_para.zq >> 8) & 0xff, &mctl_phy->zqcr1); + + writel(0x00000003, &mctl_phy->pir); + udelay(10); + mctl_await_completion(&mctl_phy->pgsr0, 0x09, 0x09); + + writel(readl(&mctl_phy->zqsr0) | 0x10000000, &mctl_phy->zqcr2); + writel(dram_para.zq & 0xff, &mctl_phy->zqcr1); + + /* A23-v1.0 SDK uses 0xfdf3, A23-v2.0 SDK uses 0x5f3 */ + writel(0x000005f3, &mctl_phy->pir); + udelay(10); + mctl_await_completion(&mctl_phy->pgsr0, 0x03, 0x03); + + if (readl(&mctl_phy->dx1gsr0) & 0x1000000) { + *bus_width = 8; + writel(0, &mctl_phy->dx1gcr); + writel(dram_para.zq & 0xff, &mctl_phy->zqcr1); + writel(0x5f3, &mctl_phy->pir); + udelay(10000); + setbits_le32(&mctl_ctl->mstr, 0x1000); + } else + *bus_width = 16; + + correction = (dram_para.odt_en >> 8) & 0xff; + if (correction) { + if (dram_para.odt_en & 0x80000000) + correction = -correction; + + mctl_apply_odt_correction(&mctl_phy->dx0lcdlr1, correction); + mctl_apply_odt_correction(&mctl_phy->dx1lcdlr1, correction); + } + + mctl_await_completion(&mctl_ctl->statr, 0x01, 0x01); + + writel(0x08003e3f, &mctl_phy->pgcr0); + writel(0x00000000, &mctl_ctl->rfshctl3); +} + +unsigned long sunxi_dram_init(void) +{ + struct sunxi_mctl_com_reg * const mctl_com = + (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE; + const u32 columns = 13; + u32 bus, bus_width, offset, page_size, rows; + + mctl_sys_init(); + mctl_init(&bus_width); + + if (bus_width == 16) { + page_size = 8; + bus = 1; + } else { + page_size = 7; + bus = 0; + } + + if (!(dram_para.tpr13 & 0x80000000)) { + /* Detect and set rows */ + writel(0x000310f4 | MCTL_CR_PAGE_SIZE(page_size), + &mctl_com->cr); + setbits_le32(&mctl_com->swonr, 0x0003ffff); + for (rows = 11; rows < 16; rows++) { + offset = 1 << (rows + columns + bus); + if (mctl_mem_matches(offset)) + break; + } + clrsetbits_le32(&mctl_com->cr, MCTL_CR_ROW_MASK, + MCTL_CR_ROW(rows)); + } else { + rows = (dram_para.para1 >> 16) & 0xff; + writel(((dram_para.para2 & 0x000000f0) << 11) | + ((rows - 1) << 4) | + ((dram_para.para1 & 0x0f000000) >> 22) | + 0x31000 | MCTL_CR_PAGE_SIZE(page_size), + &mctl_com->cr); + setbits_le32(&mctl_com->swonr, 0x0003ffff); + } + + /* Setup DRAM master priority? If this is left out things still work */ + writel(0x00000008, &mctl_com->mcr0_0); + writel(0x0001000d, &mctl_com->mcr1_0); + writel(0x00000004, &mctl_com->mcr0_1); + writel(0x00000080, &mctl_com->mcr1_1); + writel(0x00000004, &mctl_com->mcr0_2); + writel(0x00000019, &mctl_com->mcr1_2); + writel(0x00000004, &mctl_com->mcr0_3); + writel(0x00000080, &mctl_com->mcr1_3); + writel(0x00000004, &mctl_com->mcr0_4); + writel(0x01010040, &mctl_com->mcr1_4); + writel(0x00000004, &mctl_com->mcr0_5); + writel(0x0001002f, &mctl_com->mcr1_5); + writel(0x00000004, &mctl_com->mcr0_6); + writel(0x00010020, &mctl_com->mcr1_6); + writel(0x00000004, &mctl_com->mcr0_7); + writel(0x00010020, &mctl_com->mcr1_7); + writel(0x00000008, &mctl_com->mcr0_8); + writel(0x00000001, &mctl_com->mcr1_8); + writel(0x00000008, &mctl_com->mcr0_9); + writel(0x00000005, &mctl_com->mcr1_9); + writel(0x00000008, &mctl_com->mcr0_10); + writel(0x00000003, &mctl_com->mcr1_10); + writel(0x00000008, &mctl_com->mcr0_11); + writel(0x00000005, &mctl_com->mcr1_11); + writel(0x00000008, &mctl_com->mcr0_12); + writel(0x00000003, &mctl_com->mcr1_12); + writel(0x00000008, &mctl_com->mcr0_13); + writel(0x00000004, &mctl_com->mcr1_13); + writel(0x00000008, &mctl_com->mcr0_14); + writel(0x00000002, &mctl_com->mcr1_14); + writel(0x00000008, &mctl_com->mcr0_15); + writel(0x00000003, &mctl_com->mcr1_15); + writel(0x00010138, &mctl_com->bwcr); + + return 1 << (rows + columns + bus); +} diff --git a/arch/arm/cpu/armv7/sunxi/p2wi.c b/arch/arm/cpu/armv7/sunxi/p2wi.c index 48613bd..26a9cfc 100644 --- a/arch/arm/cpu/armv7/sunxi/p2wi.c +++ b/arch/arm/cpu/armv7/sunxi/p2wi.c @@ -26,13 +26,13 @@ void p2wi_init(void) { - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUNXI_P2WI_BASE; + struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; /* Enable p2wi and PIO clk, and de-assert their resets */ prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_P2WI); - sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUNXI_GPL0_R_P2WI_SCK); - sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUNXI_GPL1_R_P2WI_SDA); + sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN6I_GPL0_R_P2WI_SCK); + sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN6I_GPL1_R_P2WI_SDA); /* Reset p2wi controller and set clock to CLKIN(12)/8 = 1.5 MHz */ writel(P2WI_CTRL_RESET, &p2wi->ctrl); @@ -43,7 +43,7 @@ void p2wi_init(void) int p2wi_change_to_p2wi_mode(u8 slave_addr, u8 ctrl_reg, u8 init_data) { - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUNXI_P2WI_BASE; + struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; unsigned long tmo = timer_get_us() + 1000000; writel(P2WI_PM_DEV_ADDR(slave_addr) | @@ -62,7 +62,7 @@ int p2wi_change_to_p2wi_mode(u8 slave_addr, u8 ctrl_reg, u8 init_data) static int p2wi_await_trans(void) { - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUNXI_P2WI_BASE; + struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; unsigned long tmo = timer_get_us() + 1000000; int ret; u8 reg; @@ -88,7 +88,7 @@ static int p2wi_await_trans(void) int p2wi_read(const u8 addr, u8 *data) { - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUNXI_P2WI_BASE; + struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; int ret; writel(P2WI_DATADDR_BYTE_1(addr), &p2wi->dataddr0); @@ -105,7 +105,7 @@ int p2wi_read(const u8 addr, u8 *data) int p2wi_write(const u8 addr, u8 data) { - struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUNXI_P2WI_BASE; + struct sunxi_p2wi_reg *p2wi = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE; writel(P2WI_DATADDR_BYTE_1(addr), &p2wi->dataddr0); writel(P2WI_DATA_BYTE_1(data), &p2wi->data0); diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci.S index b9ea78b..5be497b 100644 --- a/arch/arm/cpu/armv7/sunxi/psci.S +++ b/arch/arm/cpu/armv7/sunxi/psci.S @@ -18,6 +18,7 @@ */ #include <config.h> +#include <asm/gic.h> #include <asm/psci.h> #include <asm/arch/cpu.h> @@ -38,6 +39,8 @@ #define ONE_MS (CONFIG_SYS_CLK_FREQ / 1000) #define TEN_MS (10 * ONE_MS) +#define GICD_BASE 0x1c81000 +#define GICC_BASE 0x1c82000 .macro timer_wait reg, ticks @ Program CNTP_TVAL @@ -59,25 +62,77 @@ isb .endm -.globl psci_arch_init -psci_arch_init: - mrc p15, 0, r5, c1, c1, 0 @ Read SCR - bic r5, r5, #1 @ Secure mode - mcr p15, 0, r5, c1, c1, 0 @ Write SCR +.globl psci_fiq_enter +psci_fiq_enter: + push {r0-r12} + + @ Switch to secure + mrc p15, 0, r7, c1, c1, 0 + bic r8, r7, #1 + mcr p15, 0, r8, c1, c1, 0 isb - mrc p15, 0, r4, c0, c0, 5 @ MPIDR - and r4, r4, #3 @ cpu number in cluster - mov r5, #400 @ 1kB of stack per CPU - mul r4, r4, r5 + @ Validate reason based on IAR and acknowledge + movw r8, #(GICC_BASE & 0xffff) + movt r8, #(GICC_BASE >> 16) + ldr r9, [r8, #GICC_IAR] + movw r10, #0x3ff + movt r10, #0 + cmp r9, r10 @ skip spurious interrupt 1023 + beq out + movw r10, #0x3fe @ ...and 1022 + cmp r9, r10 + beq out + str r9, [r8, #GICC_EOIR] @ acknowledge the interrupt + dsb - adr r5, text_end @ end of text - add r5, r5, #0x2000 @ Skip two pages - lsr r5, r5, #12 @ Align to start of page - lsl r5, r5, #12 - sub sp, r5, r4 @ here's our stack! + @ Compute CPU number + lsr r9, r9, #10 + and r9, r9, #0xf - bx lr + movw r8, #(SUN7I_CPUCFG_BASE & 0xffff) + movt r8, #(SUN7I_CPUCFG_BASE >> 16) + + @ Wait for the core to enter WFI + lsl r11, r9, #6 @ x64 + add r11, r11, r8 + +1: ldr r10, [r11, #0x48] + tst r10, #(1 << 2) + bne 2f + timer_wait r10, ONE_MS + b 1b + + @ Reset CPU +2: mov r10, #0 + str r10, [r11, #0x40] + + @ Lock CPU + mov r10, #1 + lsl r9, r10, r9 @ r9 is now CPU mask + ldr r10, [r8, #0x1e4] + bic r10, r10, r9 + str r10, [r8, #0x1e4] + + @ Set power gating + ldr r10, [r8, #0x1b4] + orr r10, r10, #1 + str r10, [r8, #0x1b4] + timer_wait r10, ONE_MS + + @ Activate power clamp + mov r10, #1 +1: str r10, [r8, #0x1b0] + lsl r10, r10, #1 + orr r10, r10, #1 + tst r10, #0x100 + beq 1b + + @ Restore security level +out: mcr p15, 0, r7, c1, c1, 0 + + pop {r0-r12} + subs pc, lr, #4 @ r1 = target CPU @ r2 = target PC @@ -144,6 +199,53 @@ psci_cpu_on: _target_pc: .word 0 +/* Imported from Linux kernel */ +v7_flush_dcache_all: + dmb @ ensure ordering with previous memory accesses + mrc p15, 1, r0, c0, c0, 1 @ read clidr + ands r3, r0, #0x7000000 @ extract loc from clidr + mov r3, r3, lsr #23 @ left align loc bit field + beq finished @ if loc is 0, then no need to clean + mov r10, #0 @ start clean at cache level 0 +flush_levels: + add r2, r10, r10, lsr #1 @ work out 3x current cache level + mov r1, r0, lsr r2 @ extract cache type bits from clidr + and r1, r1, #7 @ mask of the bits for current cache only + cmp r1, #2 @ see what cache we have at this level + blt skip @ skip if no cache, or just i-cache + mrs r9, cpsr @ make cssr&csidr read atomic + mcr p15, 2, r10, c0, c0, 0 @ select current cache level in cssr + isb @ isb to sych the new cssr&csidr + mrc p15, 1, r1, c0, c0, 0 @ read the new csidr + msr cpsr_c, r9 + and r2, r1, #7 @ extract the length of the cache lines + add r2, r2, #4 @ add 4 (line length offset) + ldr r4, =0x3ff + ands r4, r4, r1, lsr #3 @ find maximum number on the way size + clz r5, r4 @ find bit position of way size increment + ldr r7, =0x7fff + ands r7, r7, r1, lsr #13 @ extract max number of the index size +loop1: + mov r9, r7 @ create working copy of max index +loop2: + orr r11, r10, r4, lsl r5 @ factor way and cache number into r11 + orr r11, r11, r9, lsl r2 @ factor index number into r11 + mcr p15, 0, r11, c7, c14, 2 @ clean & invalidate by set/way + subs r9, r9, #1 @ decrement the index + bge loop2 + subs r4, r4, #1 @ decrement the way + bge loop1 +skip: + add r10, r10, #2 @ increment cache number + cmp r3, r10 + bgt flush_levels +finished: + mov r10, #0 @ swith back to cache level 0 + mcr p15, 2, r10, c0, c0, 0 @ select current cache level in cssr + dsb st + isb + bx lr + _sunxi_cpu_entry: @ Set SMP bit mrc p15, 0, r0, c1, c0, 1 @@ -158,5 +260,74 @@ _sunxi_cpu_entry: ldr r0, [r0] b _do_nonsec_entry +.globl psci_cpu_off +psci_cpu_off: + mrc p15, 0, r0, c1, c0, 0 @ SCTLR + bic r0, r0, #(1 << 2) @ Clear C bit + mcr p15, 0, r0, c1, c0, 0 @ SCTLR + isb + dsb + + bl v7_flush_dcache_all + + clrex @ Why??? + + mrc p15, 0, r0, c1, c0, 1 @ ACTLR + bic r0, r0, #(1 << 6) @ Clear SMP bit + mcr p15, 0, r0, c1, c0, 1 @ ACTLR + isb + dsb + + @ Ask CPU0 to pull the rug... + movw r0, #(GICD_BASE & 0xffff) + movt r0, #(GICD_BASE >> 16) + movw r1, #15 @ SGI15 + movt r1, #1 @ Target is CPU0 + str r1, [r0, #GICD_SGIR] + dsb + +1: wfi + b 1b + +.globl psci_arch_init +psci_arch_init: + movw r4, #(GICD_BASE & 0xffff) + movt r4, #(GICD_BASE >> 16) + + ldr r5, [r4, #GICD_IGROUPRn] + bic r5, r5, #(1 << 15) @ SGI15 as Group-0 + str r5, [r4, #GICD_IGROUPRn] + + mov r5, #0 @ Set SGI15 priority to 0 + strb r5, [r4, #(GICD_IPRIORITYRn + 15)] + + add r4, r4, #0x1000 @ GICC address + + mov r5, #0xff + str r5, [r4, #GICC_PMR] @ Be cool with non-secure + + ldr r5, [r4, #GICC_CTLR] + orr r5, r5, #(1 << 3) @ Switch FIQEn on + str r5, [r4, #GICC_CTLR] + + mrc p15, 0, r5, c1, c1, 0 @ Read SCR + orr r5, r5, #4 @ Enable FIQ in monitor mode + bic r5, r5, #1 @ Secure mode + mcr p15, 0, r5, c1, c1, 0 @ Write SCR + isb + + mrc p15, 0, r4, c0, c0, 5 @ MPIDR + and r4, r4, #3 @ cpu number in cluster + mov r5, #0x400 @ 1kB of stack per CPU + mul r4, r4, r5 + + adr r5, text_end @ end of text + add r5, r5, #0x2000 @ Skip two pages + lsr r5, r5, #12 @ Align to start of page + lsl r5, r5, #12 + sub sp, r5, r4 @ here's our stack! + + bx lr + text_end: .popsection diff --git a/arch/arm/cpu/armv7/sunxi/rsb.c b/arch/arm/cpu/armv7/sunxi/rsb.c new file mode 100644 index 0000000..b72bb9d --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/rsb.c @@ -0,0 +1,158 @@ +/* + * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com> + * + * Based on allwinner u-boot sources rsb code which is: + * (C) Copyright 2007-2013 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * lixiang <lixiang@allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <errno.h> +#include <asm/arch/cpu.h> +#include <asm/arch/gpio.h> +#include <asm/arch/prcm.h> +#include <asm/arch/rsb.h> + +static void rsb_cfg_io(void) +{ + sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_GPL0_R_RSB_SCK); + sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_GPL1_R_RSB_SDA); + sunxi_gpio_set_pull(SUNXI_GPL(0), 1); + sunxi_gpio_set_pull(SUNXI_GPL(1), 1); + sunxi_gpio_set_drv(SUNXI_GPL(0), 2); + sunxi_gpio_set_drv(SUNXI_GPL(1), 2); +} + +static void rsb_set_clk(void) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + u32 div = 0; + u32 cd_odly = 0; + + /* Source is Hosc24M, set RSB clk to 3Mhz */ + div = 24000000 / 3000000 / 2 - 1; + cd_odly = div >> 1; + if (!cd_odly) + cd_odly = 1; + + writel((cd_odly << 8) | div, &rsb->ccr); +} + +void rsb_init(void) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + + rsb_cfg_io(); + + /* Enable RSB and PIO clk, and de-assert their resets */ + prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_RSB); + + writel(RSB_CTRL_SOFT_RST, &rsb->ctrl); + rsb_set_clk(); +} + +static int rsb_await_trans(void) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + unsigned long tmo = timer_get_us() + 1000000; + u32 stat; + int ret; + + while (1) { + stat = readl(&rsb->stat); + if (stat & RSB_STAT_LBSY_INT) { + ret = -EBUSY; + break; + } + if (stat & RSB_STAT_TERR_INT) { + ret = -EIO; + break; + } + if (stat & RSB_STAT_TOVER_INT) { + ret = 0; + break; + } + if (timer_get_us() > tmo) { + ret = -ETIME; + break; + } + } + writel(stat, &rsb->stat); /* Clear status bits */ + + return ret; +} + +int rsb_set_device_mode(u32 device_mode_data) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + unsigned long tmo = timer_get_us() + 1000000; + + writel(RSB_DMCR_DEVICE_MODE_START | device_mode_data, &rsb->dmcr); + + while (readl(&rsb->dmcr) & RSB_DMCR_DEVICE_MODE_START) { + if (timer_get_us() > tmo) + return -ETIME; + } + + return rsb_await_trans(); +} + +static int rsb_do_trans(void) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + + setbits_le32(&rsb->ctrl, RSB_CTRL_START_TRANS); + return rsb_await_trans(); +} + +int rsb_set_device_address(u16 device_addr, u16 runtime_addr) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + + writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_addr) | + RSB_DEVADDR_DEVICE_ADDR(device_addr), &rsb->devaddr); + writel(RSB_CMD_SET_RTSADDR, &rsb->cmd); + + return rsb_do_trans(); +} + +int rsb_write(const u16 runtime_device_addr, const u8 reg_addr, u8 data) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + + writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_device_addr), &rsb->devaddr); + writel(reg_addr, &rsb->addr); + writel(data, &rsb->data); + writel(RSB_CMD_BYTE_WRITE, &rsb->cmd); + + return rsb_do_trans(); +} + +int rsb_read(const u16 runtime_device_addr, const u8 reg_addr, u8 *data) +{ + struct sunxi_rsb_reg * const rsb = + (struct sunxi_rsb_reg *)SUNXI_RSB_BASE; + int ret; + + writel(RSB_DEVADDR_RUNTIME_ADDR(runtime_device_addr), &rsb->devaddr); + writel(reg_addr, &rsb->addr); + writel(RSB_CMD_BYTE_READ, &rsb->cmd); + + ret = rsb_do_trans(); + if (ret) + return ret; + + *data = readl(&rsb->data) & 0xff; + + return 0; +} diff --git a/arch/arm/cpu/armv7/sunxi/usbc.c b/arch/arm/cpu/armv7/sunxi/usbc.c new file mode 100644 index 0000000..14de9f9 --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/usbc.c @@ -0,0 +1,272 @@ +/* + * Sunxi usb-controller code shared between the ehci and musb controllers + * + * Copyright (C) 2014 Roman Byshko + * + * Roman Byshko <rbyshko@gmail.com> + * + * Based on code from + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/clock.h> +#include <asm/arch/cpu.h> +#include <asm/arch/usbc.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <common.h> +#ifdef CONFIG_AXP152_POWER +#include <axp152.h> +#endif +#ifdef CONFIG_AXP209_POWER +#include <axp209.h> +#endif +#ifdef CONFIG_AXP221_POWER +#include <axp221.h> +#endif + +#define SUNXI_USB_PMU_IRQ_ENABLE 0x800 +#define SUNXI_USB_CSR 0x404 +#define SUNXI_USB_PASSBY_EN 1 + +#define SUNXI_EHCI_AHB_ICHR8_EN (1 << 10) +#define SUNXI_EHCI_AHB_INCR4_BURST_EN (1 << 9) +#define SUNXI_EHCI_AHB_INCRX_ALIGN_EN (1 << 8) +#define SUNXI_EHCI_ULPI_BYPASS_EN (1 << 0) + +static struct sunxi_usbc_hcd { + struct usb_hcd *hcd; + int usb_rst_mask; + int ahb_clk_mask; + int gpio_vbus; + int irq; + int id; +} sunxi_usbc_hcd[] = { + { + .usb_rst_mask = CCM_USB_CTRL_PHY0_RST | CCM_USB_CTRL_PHY0_CLK, + .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB0, +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I + .irq = 71, +#else + .irq = 38, +#endif + .id = 0, + }, + { + .usb_rst_mask = CCM_USB_CTRL_PHY1_RST | CCM_USB_CTRL_PHY1_CLK, + .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB_EHCI0, +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I + .irq = 72, +#else + .irq = 39, +#endif + .id = 1, + }, +#if (CONFIG_USB_MAX_CONTROLLER_COUNT > 1) + { + .usb_rst_mask = CCM_USB_CTRL_PHY2_RST | CCM_USB_CTRL_PHY2_CLK, + .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB_EHCI1, +#ifdef CONFIG_MACH_SUN6I + .irq = 74, +#else + .irq = 40, +#endif + .id = 2, + } +#endif +}; + +static int enabled_hcd_count; + +static bool use_axp_drivebus(int index) +{ + return index == 0 && + strcmp(CONFIG_USB0_VBUS_PIN, "axp_drivebus") == 0; +} + +void *sunxi_usbc_get_io_base(int index) +{ + switch (index) { + case 0: + return (void *)SUNXI_USB0_BASE; + case 1: + return (void *)SUNXI_USB1_BASE; + case 2: + return (void *)SUNXI_USB2_BASE; + default: + return NULL; + } +} + +static int get_vbus_gpio(int index) +{ + if (use_axp_drivebus(index)) + return -1; + + switch (index) { + case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_PIN); + case 1: return sunxi_name_to_gpio(CONFIG_USB1_VBUS_PIN); + case 2: return sunxi_name_to_gpio(CONFIG_USB2_VBUS_PIN); + } + return -1; +} + +static void usb_phy_write(struct sunxi_usbc_hcd *sunxi_usbc, int addr, + int data, int len) +{ + int j = 0, usbc_bit = 0; + void *dest = sunxi_usbc_get_io_base(0) + SUNXI_USB_CSR; + + usbc_bit = 1 << (sunxi_usbc->id * 2); + for (j = 0; j < len; j++) { + /* set the bit address to be written */ + clrbits_le32(dest, 0xff << 8); + setbits_le32(dest, (addr + j) << 8); + + clrbits_le32(dest, usbc_bit); + /* set data bit */ + if (data & 0x1) + setbits_le32(dest, 1 << 7); + else + clrbits_le32(dest, 1 << 7); + + setbits_le32(dest, usbc_bit); + + clrbits_le32(dest, usbc_bit); + + data >>= 1; + } +} + +static void sunxi_usb_phy_init(struct sunxi_usbc_hcd *sunxi_usbc) +{ + /* The following comments are machine + * translated from Chinese, you have been warned! + */ + + /* Regulation 45 ohms */ + if (sunxi_usbc->id == 0) + usb_phy_write(sunxi_usbc, 0x0c, 0x01, 1); + + /* adjust PHY's magnitude and rate */ + usb_phy_write(sunxi_usbc, 0x20, 0x14, 5); + + /* threshold adjustment disconnect */ +#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN6I + usb_phy_write(sunxi_usbc, 0x2a, 3, 2); +#else + usb_phy_write(sunxi_usbc, 0x2a, 2, 2); +#endif + + return; +} + +static void sunxi_usb_passby(struct sunxi_usbc_hcd *sunxi_usbc, int enable) +{ + unsigned long bits = 0; + void *addr = sunxi_usbc_get_io_base(sunxi_usbc->id) + + SUNXI_USB_PMU_IRQ_ENABLE; + + bits = SUNXI_EHCI_AHB_ICHR8_EN | + SUNXI_EHCI_AHB_INCR4_BURST_EN | + SUNXI_EHCI_AHB_INCRX_ALIGN_EN | + SUNXI_EHCI_ULPI_BYPASS_EN; + + if (enable) + setbits_le32(addr, bits); + else + clrbits_le32(addr, bits); + + return; +} + +int sunxi_usbc_request_resources(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + + sunxi_usbc->gpio_vbus = get_vbus_gpio(index); + if (sunxi_usbc->gpio_vbus != -1) + return gpio_request(sunxi_usbc->gpio_vbus, "usbc_vbus"); + + return 0; +} + +int sunxi_usbc_free_resources(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + + if (sunxi_usbc->gpio_vbus != -1) + return gpio_free(sunxi_usbc->gpio_vbus); + + return 0; +} + +void sunxi_usbc_enable(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + + /* enable common PHY only once */ + if (enabled_hcd_count == 0) + setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE); + + setbits_le32(&ccm->usb_clk_cfg, sunxi_usbc->usb_rst_mask); + setbits_le32(&ccm->ahb_gate0, sunxi_usbc->ahb_clk_mask); +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I + setbits_le32(&ccm->ahb_reset0_cfg, sunxi_usbc->ahb_clk_mask); +#endif + + sunxi_usb_phy_init(sunxi_usbc); + + if (sunxi_usbc->id != 0) + sunxi_usb_passby(sunxi_usbc, SUNXI_USB_PASSBY_EN); + + enabled_hcd_count++; +} + +void sunxi_usbc_disable(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + + if (sunxi_usbc->id != 0) + sunxi_usb_passby(sunxi_usbc, !SUNXI_USB_PASSBY_EN); + +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I + clrbits_le32(&ccm->ahb_reset0_cfg, sunxi_usbc->ahb_clk_mask); +#endif + clrbits_le32(&ccm->ahb_gate0, sunxi_usbc->ahb_clk_mask); + clrbits_le32(&ccm->usb_clk_cfg, sunxi_usbc->usb_rst_mask); + + /* disable common PHY only once, for the last enabled hcd */ + if (enabled_hcd_count == 1) + clrbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE); + + enabled_hcd_count--; +} + +void sunxi_usbc_vbus_enable(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + +#ifdef AXP_DRIVEBUS + if (use_axp_drivebus(index)) + axp_drivebus_enable(); +#endif + if (sunxi_usbc->gpio_vbus != -1) + gpio_direction_output(sunxi_usbc->gpio_vbus, 1); +} + +void sunxi_usbc_vbus_disable(int index) +{ + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; + +#ifdef AXP_DRIVEBUS + if (use_axp_drivebus(index)) + axp_drivebus_disable(); +#endif + if (sunxi_usbc->gpio_vbus != -1) + gpio_direction_output(sunxi_usbc->gpio_vbus, 0); +} diff --git a/arch/arm/cpu/armv8/cache.S b/arch/arm/cpu/armv8/cache.S index 4b3ee6e..9c6e824 100644 --- a/arch/arm/cpu/armv8/cache.S +++ b/arch/arm/cpu/armv8/cache.S @@ -94,7 +94,7 @@ skip: b.gt loop_level mov x0, #0 - msr csselr_el1, x0 /* resotre csselr_el1 */ + msr csselr_el1, x0 /* restore csselr_el1 */ dsb sy isb mov lr, x15 diff --git a/arch/arm/include/asm/arch-sunxi/clock.h b/arch/arm/include/asm/arch-sunxi/clock.h index 64acff3..505c363 100644 --- a/arch/arm/include/asm/arch-sunxi/clock.h +++ b/arch/arm/include/asm/arch-sunxi/clock.h @@ -26,7 +26,6 @@ int clock_init(void); int clock_twi_onoff(int port, int state); void clock_set_pll1(unsigned int hz); void clock_set_pll3(unsigned int hz); -void clock_set_pll5(unsigned int hz); unsigned int clock_get_pll5p(void); unsigned int clock_get_pll6(void); void clock_set_de_mod_clock(u32 *clk_cfg, unsigned int hz); diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h index eb88969..84a9a2b 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h @@ -182,7 +182,7 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_USB_EHCI1 3 #define AHB_GATE_OFFSET_USB_OHCI0 2 #define AHB_GATE_OFFSET_USB_EHCI0 1 -#define AHB_GATE_OFFSET_USB 0 +#define AHB_GATE_OFFSET_USB0 0 /* ahb clock gate bit offset (second register) */ #define AHB_GATE_OFFSET_GMAC 17 @@ -190,6 +190,8 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_HDMI 11 #define AHB_GATE_OFFSET_LCD1 5 #define AHB_GATE_OFFSET_LCD0 4 +#define AHB_GATE_OFFSET_TVE1 3 +#define AHB_GATE_OFFSET_TVE0 2 #define CCM_AHB_GATE_GPS (0x1 << 26) #define CCM_AHB_GATE_SDRAM (0x1 << 14) @@ -255,11 +257,14 @@ struct sunxi_ccm_reg { #define CCM_MBUS_CTRL_CLK_SRC_PLL5 0x2 #define CCM_MBUS_CTRL_GATE (0x1 << 31) -#define CCM_MMC_CTRL_OSCM24 (0x0 << 24) -#define CCM_MMC_CTRL_PLL6 (0x1 << 24) -#define CCM_MMC_CTRL_PLL5 (0x2 << 24) - -#define CCM_MMC_CTRL_ENABLE (0x1 << 31) +#define CCM_MMC_CTRL_M(x) ((x) - 1) +#define CCM_MMC_CTRL_OCLK_DLY(x) ((x) << 8) +#define CCM_MMC_CTRL_N(x) ((x) << 16) +#define CCM_MMC_CTRL_SCLK_DLY(x) ((x) << 20) +#define CCM_MMC_CTRL_OSCM24 (0x0 << 24) +#define CCM_MMC_CTRL_PLL6 (0x1 << 24) +#define CCM_MMC_CTRL_PLL5 (0x2 << 24) +#define CCM_MMC_CTRL_ENABLE (0x1 << 31) #define CCM_DRAM_GATE_OFFSET_DE_BE0 26 @@ -279,6 +284,8 @@ struct sunxi_ccm_reg { /* Enable / disable both ch1 sclk1 and sclk2 at the same time */ #define CCM_LCD_CH1_CTRL_GATE (0x1 << 31 | 0x1 << 15) +#define CCM_LVDS_CTRL_RST (1 << 0) + #define CCM_HDMI_CTRL_M(n) ((((n) - 1) & 0xf) << 0) #define CCM_HDMI_CTRL_PLL_MASK (3 << 24) #define CCM_HDMI_CTRL_PLL3 (0 << 24) @@ -295,10 +302,12 @@ struct sunxi_ccm_reg { #define CCM_GMAC_CTRL_GPIT_MII (0x0 << 2) #define CCM_GMAC_CTRL_GPIT_RGMII (0x1 << 2) +#define CCM_USB_CTRL_PHY0_RST (0x1 << 0) #define CCM_USB_CTRL_PHY1_RST (0x1 << 1) #define CCM_USB_CTRL_PHY2_RST (0x1 << 2) #define CCM_USB_CTRL_PHYGATE (0x1 << 8) -/* These 2 are sun6i only, define them as 0 on sun4i */ +/* These 3 are sun6i only, define them as 0 on sun4i */ +#define CCM_USB_CTRL_PHY0_CLK 0 #define CCM_USB_CTRL_PHY1_CLK 0 #define CCM_USB_CTRL_PHY2_CLK 0 diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h index 3599054..4711260 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h @@ -173,7 +173,7 @@ struct sunxi_ccm_reg { #define CCM_PLL1_CTRL_M(n) ((((n) - 1) & 0x3) << 0) #define CCM_PLL1_CTRL_K(n) ((((n) - 1) & 0x3) << 4) #define CCM_PLL1_CTRL_N(n) ((((n) - 1) & 0x1f) << 8) -#define CCM_PLL1_CTRL_MAGIC (0x1 << 16) +#define CCM_PLL1_CTRL_P(n) (((n) & 0x3) << 16) #define CCM_PLL1_CTRL_EN (0x1 << 31) #define CCM_PLL3_CTRL_M(n) ((((n) - 1) & 0xf) << 0) @@ -185,6 +185,7 @@ struct sunxi_ccm_reg { #define CCM_PLL5_CTRL_K(n) ((((n) - 1) & 0x3) << 4) #define CCM_PLL5_CTRL_N(n) ((((n) - 1) & 0x1f) << 8) #define CCM_PLL5_CTRL_UPD (0x1 << 20) +#define CCM_PLL5_CTRL_SIGMA_DELTA_EN (0x1 << 24) #define CCM_PLL5_CTRL_EN (0x1 << 31) #define PLL6_CFG_DEFAULT 0x90041811 /* 600 MHz */ @@ -203,6 +204,7 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_USB_OHCI0 29 #define AHB_GATE_OFFSET_USB_EHCI1 27 #define AHB_GATE_OFFSET_USB_EHCI0 26 +#define AHB_GATE_OFFSET_USB0 24 #define AHB_GATE_OFFSET_MCTL 14 #define AHB_GATE_OFFSET_GMAC 17 #define AHB_GATE_OFFSET_MMC3 11 @@ -210,6 +212,7 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_MMC1 9 #define AHB_GATE_OFFSET_MMC0 8 #define AHB_GATE_OFFSET_MMC(n) (AHB_GATE_OFFSET_MMC0 + (n)) +#define AHB_GATE_OFFSET_SS 5 /* ahb_gate1 offsets */ #define AHB_GATE_OFFSET_DRC0 25 @@ -218,15 +221,20 @@ struct sunxi_ccm_reg { #define AHB_GATE_OFFSET_LCD1 5 #define AHB_GATE_OFFSET_LCD0 4 -#define CCM_MMC_CTRL_OSCM24 (0x0 << 24) -#define CCM_MMC_CTRL_PLL6 (0x1 << 24) - -#define CCM_MMC_CTRL_ENABLE (0x1 << 31) +#define CCM_MMC_CTRL_M(x) ((x) - 1) +#define CCM_MMC_CTRL_OCLK_DLY(x) ((x) << 8) +#define CCM_MMC_CTRL_N(x) ((x) << 16) +#define CCM_MMC_CTRL_SCLK_DLY(x) ((x) << 20) +#define CCM_MMC_CTRL_OSCM24 (0x0 << 24) +#define CCM_MMC_CTRL_PLL6 (0x1 << 24) +#define CCM_MMC_CTRL_ENABLE (0x1 << 31) +#define CCM_USB_CTRL_PHY0_RST (0x1 << 0) #define CCM_USB_CTRL_PHY1_RST (0x1 << 1) #define CCM_USB_CTRL_PHY2_RST (0x1 << 2) /* There is no global phy clk gate on sun6i, define as 0 */ #define CCM_USB_CTRL_PHYGATE 0 +#define CCM_USB_CTRL_PHY0_CLK (0x1 << 8) #define CCM_USB_CTRL_PHY1_CLK (0x1 << 9) #define CCM_USB_CTRL_PHY2_CLK (0x1 << 10) @@ -250,6 +258,8 @@ struct sunxi_ccm_reg { #define CCM_LCD_CH0_CTRL_PLL3_2X (2 << 24) #define CCM_LCD_CH0_CTRL_PLL7_2X (3 << 24) #define CCM_LCD_CH0_CTRL_MIPI_PLL (4 << 24) +/* No reset bit in ch0_clk_cfg (reset is controlled through ahb_reset1) */ +#define CCM_LCD_CH0_CTRL_RST 0 #define CCM_LCD_CH0_CTRL_GATE (0x1 << 31) #define CCM_LCD_CH1_CTRL_M(n) ((((n) - 1) & 0xf) << 0) @@ -268,7 +278,13 @@ struct sunxi_ccm_reg { #define CCM_HDMI_CTRL_DDC_GATE (0x1 << 30) #define CCM_HDMI_CTRL_GATE (0x1 << 31) +#ifndef CONFIG_MACH_SUN8I #define MBUS_CLK_DEFAULT 0x81000001 /* PLL6 / 2 */ +#else +#define MBUS_CLK_DEFAULT 0x81000003 /* PLL6 / 4 */ +#endif + +#define CCM_PLL5_PATTERN 0xd1303333 /* ahb_reset0 offsets */ #define AHB_RESET_OFFSET_GMAC 17 @@ -278,8 +294,9 @@ struct sunxi_ccm_reg { #define AHB_RESET_OFFSET_MMC1 9 #define AHB_RESET_OFFSET_MMC0 8 #define AHB_RESET_OFFSET_MMC(n) (AHB_RESET_OFFSET_MMC0 + (n)) +#define AHB_RESET_OFFSET_SS 5 -/* ahb_reset0 offsets */ +/* ahb_reset1 offsets */ #define AHB_RESET_OFFSET_DRC0 25 #define AHB_RESET_OFFSET_DE_BE0 12 #define AHB_RESET_OFFSET_HDMI 11 @@ -303,4 +320,6 @@ struct sunxi_ccm_reg { #define CCM_DE_CTRL_PLL10 (5 << 24) #define CCM_DE_CTRL_GATE (1 << 31) +void clock_set_pll5(unsigned int clk, bool sigma_delta_enable); + #endif /* _SUNXI_CLOCK_SUN6I_H */ diff --git a/arch/arm/include/asm/arch-sunxi/cpu.h b/arch/arm/include/asm/arch-sunxi/cpu.h index 2c92b5c..82b3d46 100644 --- a/arch/arm/include/asm/arch-sunxi/cpu.h +++ b/arch/arm/include/asm/arch-sunxi/cpu.h @@ -37,7 +37,7 @@ #define SUNXI_MMC1_BASE 0x01c10000 #define SUNXI_MMC2_BASE 0x01c11000 #define SUNXI_MMC3_BASE 0x01c12000 -#ifndef CONFIG_MACH_SUN6I +#if !defined CONFIG_MACH_SUN6I && !defined CONFIG_MACH_SUN8I #define SUNXI_USB0_BASE 0x01c13000 #define SUNXI_USB1_BASE 0x01c14000 #endif @@ -45,7 +45,7 @@ #define SUNXI_HDMI_BASE 0x01c16000 #define SUNXI_SPI2_BASE 0x01c17000 #define SUNXI_SATA_BASE 0x01c18000 -#ifndef CONFIG_MACH_SUN6I +#if !defined CONFIG_MACH_SUN6I && !defined CONFIG_MACH_SUN8I #define SUNXI_PATA_BASE 0x01c19000 #define SUNXI_ACE_BASE 0x01c1a000 #define SUNXI_TVE1_BASE 0x01c1b000 @@ -128,7 +128,8 @@ #define SUN6I_CPUCFG_BASE 0x01f01c00 #define SUNXI_R_UART_BASE 0x01f02800 #define SUNXI_R_PIO_BASE 0x01f02c00 -#define SUNXI_P2WI_BASE 0x01f03400 +#define SUN6I_P2WI_BASE 0x01f03400 +#define SUNXI_RSB_BASE 0x01f03400 /* CoreSight Debug Module */ #define SUNXI_CSDM_BASE 0x3f500000 @@ -139,9 +140,15 @@ #define SUNXI_CPU_CFG (SUNXI_TIMER_BASE + 0x13c) +/* SS bonding ids used for cpu identification */ +#define SUNXI_SS_BOND_ID_A31 4 +#define SUNXI_SS_BOND_ID_A31S 5 + #ifndef __ASSEMBLY__ void sunxi_board_init(void); void sunxi_reset(void); +int sunxi_get_ss_bonding_id(void); +int sunxi_get_sid(unsigned int *sid); #endif /* __ASSEMBLY__ */ #endif /* _CPU_H */ diff --git a/arch/arm/include/asm/arch-sunxi/display.h b/arch/arm/include/asm/arch-sunxi/display.h index ddb71c1..2ac8a87 100644 --- a/arch/arm/include/asm/arch-sunxi/display.h +++ b/arch/arm/include/asm/arch-sunxi/display.h @@ -57,14 +57,16 @@ struct sunxi_lcdc_reg { u32 int0; /* 0x04 */ u32 int1; /* 0x08 */ u8 res0[0x04]; /* 0x0c */ - u32 frame_ctrl; /* 0x10 */ - u8 res1[0x2c]; /* 0x14 */ + u32 tcon0_frm_ctrl; /* 0x10 */ + u32 tcon0_frm_seed[6]; /* 0x14 */ + u32 tcon0_frm_table[4]; /* 0x2c */ + u8 res1[4]; /* 0x3c */ u32 tcon0_ctrl; /* 0x40 */ u32 tcon0_dclk; /* 0x44 */ - u32 tcon0_basic_timing0; /* 0x48 */ - u32 tcon0_basic_timing1; /* 0x4c */ - u32 tcon0_basic_timing2; /* 0x50 */ - u32 tcon0_basic_timing3; /* 0x54 */ + u32 tcon0_timing_active; /* 0x48 */ + u32 tcon0_timing_h; /* 0x4c */ + u32 tcon0_timing_v; /* 0x50 */ + u32 tcon0_timing_sync; /* 0x54 */ u32 tcon0_hv_intf; /* 0x58 */ u8 res2[0x04]; /* 0x5c */ u32 tcon0_cpu_intf; /* 0x60 */ @@ -89,6 +91,9 @@ struct sunxi_lcdc_reg { u8 res3[0x44]; /* 0xac */ u32 tcon1_io_polarity; /* 0xf0 */ u32 tcon1_io_tristate; /* 0xf4 */ + u8 res4[0x128]; /* 0xf8 */ + u32 lvds_ana0; /* 0x220 */ + u32 lvds_ana1; /* 0x224 */ }; struct sunxi_hdmi_reg { @@ -102,11 +107,106 @@ struct sunxi_hdmi_reg { u32 video_fp; /* 0x01c */ u32 video_spw; /* 0x020 */ u32 video_polarity; /* 0x024 */ - u8 res0[0x1d8]; /* 0x028 */ + u8 res0[0x58]; /* 0x028 */ + u8 avi_info_frame[0x14]; /* 0x080 */ + u8 res1[0x4c]; /* 0x094 */ + u32 qcp_packet0; /* 0x0e0 */ + u32 qcp_packet1; /* 0x0e4 */ + u8 res2[0x118]; /* 0x0e8 */ u32 pad_ctrl0; /* 0x200 */ u32 pad_ctrl1; /* 0x204 */ u32 pll_ctrl; /* 0x208 */ u32 pll_dbg0; /* 0x20c */ + u32 pll_dbg1; /* 0x210 */ + u32 hpd_cec; /* 0x214 */ + u8 res3[0x28]; /* 0x218 */ + u8 vendor_info_frame[0x14]; /* 0x240 */ + u8 res4[0x9c]; /* 0x254 */ + u32 pkt_ctrl0; /* 0x2f0 */ + u32 pkt_ctrl1; /* 0x2f4 */ + u8 res5[0x8]; /* 0x2f8 */ + u32 unknown; /* 0x300 */ + u8 res6[0xc]; /* 0x304 */ + u32 audio_sample_count; /* 0x310 */ + u8 res7[0xec]; /* 0x314 */ + u32 audio_tx_fifo; /* 0x400 */ + u8 res8[0xfc]; /* 0x404 */ +#ifndef CONFIG_MACH_SUN6I + u32 ddc_ctrl; /* 0x500 */ + u32 ddc_addr; /* 0x504 */ + u32 ddc_int_mask; /* 0x508 */ + u32 ddc_int_status; /* 0x50c */ + u32 ddc_fifo_ctrl; /* 0x510 */ + u32 ddc_fifo_status; /* 0x514 */ + u32 ddc_fifo_data; /* 0x518 */ + u32 ddc_byte_count; /* 0x51c */ + u32 ddc_cmnd; /* 0x520 */ + u32 ddc_exreg; /* 0x524 */ + u32 ddc_clock; /* 0x528 */ + u8 res9[0x14]; /* 0x52c */ + u32 ddc_line_ctrl; /* 0x540 */ +#else + u32 ddc_ctrl; /* 0x500 */ + u32 ddc_exreg; /* 0x504 */ + u32 ddc_cmnd; /* 0x508 */ + u32 ddc_addr; /* 0x50c */ + u32 ddc_int_mask; /* 0x510 */ + u32 ddc_int_status; /* 0x514 */ + u32 ddc_fifo_ctrl; /* 0x518 */ + u32 ddc_fifo_status; /* 0x51c */ + u32 ddc_clock; /* 0x520 */ + u32 ddc_timeout; /* 0x524 */ + u8 res9[0x18]; /* 0x528 */ + u32 ddc_dbg; /* 0x540 */ + u8 res10[0x3c]; /* 0x544 */ + u32 ddc_fifo_data; /* 0x580 */ +#endif +}; + +/* + * This is based on the A10s User Manual, and the A10s only supports + * composite video and not vga like the A10 / A20 does, still other + * than the removed vga out capability the tvencoder seems to be the same. + * "unknown#" registers are registers which are used in the A10 kernel code, + * but not documented in the A10s User Manual. + */ +struct sunxi_tve_reg { + u32 gctrl; /* 0x000 */ + u32 cfg0; /* 0x004 */ + u32 dac_cfg0; /* 0x008 */ + u32 filter; /* 0x00c */ + u32 chroma_freq; /* 0x010 */ + u32 porch_num; /* 0x014 */ + u32 unknown0; /* 0x018 */ + u32 line_num; /* 0x01c */ + u32 blank_black_level; /* 0x020 */ + u32 unknown1; /* 0x024, seems to be 1 byte per dac */ + u8 res0[0x08]; /* 0x028 */ + u32 auto_detect_en; /* 0x030 */ + u32 auto_detect_int_status; /* 0x034 */ + u32 auto_detect_status; /* 0x038 */ + u32 auto_detect_debounce; /* 0x03c */ + u32 csc_reg0; /* 0x040 */ + u32 csc_reg1; /* 0x044 */ + u32 csc_reg2; /* 0x048 */ + u32 csc_reg3; /* 0x04c */ + u8 res1[0xb0]; /* 0x050 */ + u32 color_burst; /* 0x100 */ + u32 vsync_num; /* 0x104 */ + u32 notch_freq; /* 0x108 */ + u32 cbr_level; /* 0x10c */ + u32 burst_phase; /* 0x110 */ + u32 burst_width; /* 0x114 */ + u8 res2[0x04]; /* 0x118 */ + u32 sync_vbi_level; /* 0x11c */ + u32 white_level; /* 0x120 */ + u32 active_num; /* 0x124 */ + u32 chroma_bw_gain; /* 0x128 */ + u32 notch_width; /* 0x12c */ + u32 resync_num; /* 0x130 */ + u32 slave_para; /* 0x134 */ + u32 cfg1; /* 0x138 */ + u32 cfg2; /* 0x13c */ }; /* @@ -126,17 +226,42 @@ struct sunxi_hdmi_reg { */ #define SUNXI_LCDC_X(x) (((x) - 1) << 16) #define SUNXI_LCDC_Y(y) (((y) - 1) << 0) +#define SUNXI_LCDC_TCON_VSYNC_MASK (1 << 24) +#define SUNXI_LCDC_TCON_HSYNC_MASK (1 << 25) #define SUNXI_LCDC_CTRL_IO_MAP_MASK (1 << 0) #define SUNXI_LCDC_CTRL_IO_MAP_TCON0 (0 << 0) #define SUNXI_LCDC_CTRL_IO_MAP_TCON1 (1 << 0) #define SUNXI_LCDC_CTRL_TCON_ENABLE (1 << 31) +#define SUNXI_LCDC_TCON0_FRM_CTRL_RGB666 ((1 << 31) | (0 << 4)) +#define SUNXI_LCDC_TCON0_FRM_CTRL_RGB565 ((1 << 31) | (5 << 4)) +#define SUNXI_LCDC_TCON0_FRM_SEED 0x11111111 +#define SUNXI_LCDC_TCON0_FRM_TAB0 0x01010000 +#define SUNXI_LCDC_TCON0_FRM_TAB1 0x15151111 +#define SUNXI_LCDC_TCON0_FRM_TAB2 0x57575555 +#define SUNXI_LCDC_TCON0_FRM_TAB3 0x7f7f7777 +#define SUNXI_LCDC_TCON0_CTRL_CLK_DELAY(n) (((n) & 0x1f) << 4) +#define SUNXI_LCDC_TCON0_CTRL_ENABLE (1 << 31) +#define SUNXI_LCDC_TCON0_DCLK_DIV(n) ((n) << 0) #define SUNXI_LCDC_TCON0_DCLK_ENABLE (0xf << 28) +#define SUNXI_LCDC_TCON0_TIMING_H_BP(n) (((n) - 1) << 0) +#define SUNXI_LCDC_TCON0_TIMING_H_TOTAL(n) (((n) - 1) << 16) +#define SUNXI_LCDC_TCON0_TIMING_V_BP(n) (((n) - 1) << 0) +#define SUNXI_LCDC_TCON0_TIMING_V_TOTAL(n) (((n) * 2) << 16) +#define SUNXI_LCDC_TCON0_LVDS_INTF_BITWIDTH(n) ((n) << 26) +#define SUNXI_LCDC_TCON0_LVDS_INTF_ENABLE (1 << 31) +#define SUNXI_LCDC_TCON0_IO_POL_DCLK_PHASE0 (0 << 28) +#define SUNXI_LCDC_TCON0_IO_POL_DCLK_PHASE60 (1 << 28) +#define SUNXI_LCDC_TCON0_IO_POL_DCLK_PHASE120 (2 << 28) #define SUNXI_LCDC_TCON1_CTRL_CLK_DELAY(n) (((n) & 0x1f) << 4) #define SUNXI_LCDC_TCON1_CTRL_ENABLE (1 << 31) #define SUNXI_LCDC_TCON1_TIMING_H_BP(n) (((n) - 1) << 0) #define SUNXI_LCDC_TCON1_TIMING_H_TOTAL(n) (((n) - 1) << 16) #define SUNXI_LCDC_TCON1_TIMING_V_BP(n) (((n) - 1) << 0) #define SUNXI_LCDC_TCON1_TIMING_V_TOTAL(n) (((n) * 2) << 16) +#define SUNXI_LCDC_LVDS_ANA0 0x3f310000 +#define SUNXI_LCDC_LVDS_ANA0_UPDATE (1 << 22) +#define SUNXI_LCDC_LVDS_ANA1_INIT1 (0x1f << 26 | 0x1f << 10) +#define SUNXI_LCDC_LVDS_ANA1_INIT2 (0x1f << 16 | 0x1f << 00) /* * HDMI register constants. @@ -149,9 +274,12 @@ struct sunxi_hdmi_reg { #define SUNXI_HDMI_IRQ_STATUS_BITS 0x73 #define SUNXI_HDMI_HPD_DETECT (1 << 0) #define SUNXI_HDMI_VIDEO_CTRL_ENABLE (1 << 31) +#define SUNXI_HDMI_VIDEO_CTRL_HDMI (1 << 30) #define SUNXI_HDMI_VIDEO_POL_HOR (1 << 0) #define SUNXI_HDMI_VIDEO_POL_VER (1 << 1) #define SUNXI_HDMI_VIDEO_POL_TX_CLK (0x3e0 << 16) +#define SUNXI_HDMI_QCP_PACKET0 3 +#define SUNXI_HDMI_QCP_PACKET1 0 #ifdef CONFIG_MACH_SUN6I #define SUNXI_HDMI_PAD_CTRL0_HDP 0x7e80000f @@ -182,6 +310,83 @@ struct sunxi_hdmi_reg { #define SUNXI_HDMI_PLL_DBG0_PLL3 (0 << 21) #define SUNXI_HDMI_PLL_DBG0_PLL7 (1 << 21) +#define SUNXI_HDMI_PKT_CTRL0 0x00000f21 +#define SUNXI_HDMI_PKT_CTRL1 0x0000000f +#define SUNXI_HDMI_UNKNOWN_INPUT_SYNC 0x08000000 + +#ifdef CONFIG_MACH_SUN6I +#define SUNXI_HMDI_DDC_CTRL_ENABLE (1 << 0) +#define SUNXI_HMDI_DDC_CTRL_SCL_ENABLE (1 << 4) +#define SUNXI_HMDI_DDC_CTRL_SDA_ENABLE (1 << 6) +#define SUNXI_HMDI_DDC_CTRL_START (1 << 27) +#define SUNXI_HMDI_DDC_CTRL_RESET (1 << 31) +#else +#define SUNXI_HMDI_DDC_CTRL_RESET (1 << 0) +/* sun4i / sun5i / sun7i do not have a separate line_ctrl reg */ +#define SUNXI_HMDI_DDC_CTRL_SDA_ENABLE 0 +#define SUNXI_HMDI_DDC_CTRL_SCL_ENABLE 0 +#define SUNXI_HMDI_DDC_CTRL_START (1 << 30) +#define SUNXI_HMDI_DDC_CTRL_ENABLE (1 << 31) +#endif + +#ifdef CONFIG_MACH_SUN6I +#define SUNXI_HMDI_DDC_ADDR_SLAVE_ADDR (0xa0 << 0) +#else +#define SUNXI_HMDI_DDC_ADDR_SLAVE_ADDR (0x50 << 0) +#endif +#define SUNXI_HMDI_DDC_ADDR_OFFSET(n) (((n) & 0xff) << 8) +#define SUNXI_HMDI_DDC_ADDR_EDDC_ADDR (0x60 << 16) +#define SUNXI_HMDI_DDC_ADDR_EDDC_SEGMENT(n) ((n) << 24) + +#ifdef CONFIG_MACH_SUN6I +#define SUNXI_HDMI_DDC_FIFO_CTRL_CLEAR (1 << 15) +#else +#define SUNXI_HDMI_DDC_FIFO_CTRL_CLEAR (1 << 31) +#endif + +#define SUNXI_HDMI_DDC_CMND_EXPLICIT_EDDC_READ 6 +#define SUNXI_HDMI_DDC_CMND_IMPLICIT_EDDC_READ 7 + +#ifdef CONFIG_MACH_SUN6I +#define SUNXI_HDMI_DDC_CLOCK 0x61 +#else +/* N = 5,M=1 Fscl= Ftmds/2/10/2^N/(M+1) */ +#define SUNXI_HDMI_DDC_CLOCK 0x0d +#endif + +#define SUNXI_HMDI_DDC_LINE_CTRL_SCL_ENABLE (1 << 8) +#define SUNXI_HMDI_DDC_LINE_CTRL_SDA_ENABLE (1 << 9) + +/* + * TVE register constants. + */ +#define SUNXI_TVE_GCTRL_ENABLE (1 << 0) +/* + * Select input 0 to disable dac, 1 - 4 to feed dac from tve0, 5 - 8 to feed + * dac from tve1. When using tve1 the mux value must be written to both tve0's + * and tve1's gctrl reg. + */ +#define SUNXI_TVE_GCTRL_DAC_INPUT_MASK(dac) (0xf << (((dac) + 1) * 4)) +#define SUNXI_TVE_GCTRL_DAC_INPUT(dac, sel) ((sel) << (((dac) + 1) * 4)) +#define SUNXI_TVE_GCTRL_CFG0_VGA 0x20000000 +#define SUNXI_TVE_GCTRL_DAC_CFG0_VGA 0x403e1ac7 +#define SUNXI_TVE_GCTRL_UNKNOWN1_VGA 0x00000000 +#define SUNXI_TVE_AUTO_DETECT_EN_DET_EN(dac) (1 << ((dac) + 0)) +#define SUNXI_TVE_AUTO_DETECT_EN_INT_EN(dac) (1 << ((dac) + 16)) +#define SUNXI_TVE_AUTO_DETECT_INT_STATUS(dac) (1 << ((dac) + 0)) +#define SUNXI_TVE_AUTO_DETECT_STATUS_SHIFT(dac) ((dac) * 8) +#define SUNXI_TVE_AUTO_DETECT_STATUS_MASK(dac) (3 << ((dac) * 8)) +#define SUNXI_TVE_AUTO_DETECT_STATUS_NONE 0 +#define SUNXI_TVE_AUTO_DETECT_STATUS_CONNECTED 1 +#define SUNXI_TVE_AUTO_DETECT_STATUS_SHORT_GND 3 +#define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_SHIFT(d) ((d) * 8) +#define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_MASK(d) (0xf << ((d) * 8)) +#define SUNXI_TVE_CSC_REG0_ENABLE (1 << 31) +#define SUNXI_TVE_CSC_REG0 0x08440832 +#define SUNXI_TVE_CSC_REG1 0x3b6dace1 +#define SUNXI_TVE_CSC_REG2 0x0e1d13dc +#define SUNXI_TVE_CSC_REG3 0x00108080 + int sunxi_simplefb_setup(void *blob); #endif /* _SUNXI_DISPLAY_H */ diff --git a/arch/arm/include/asm/arch-sunxi/dram.h b/arch/arm/include/asm/arch-sunxi/dram.h index 9072e68..7ff43e6 100644 --- a/arch/arm/include/asm/arch-sunxi/dram.h +++ b/arch/arm/include/asm/arch-sunxi/dram.h @@ -12,15 +12,44 @@ #ifndef _SUNXI_DRAM_H #define _SUNXI_DRAM_H +#include <asm/io.h> #include <linux/types.h> /* dram regs definition */ #if defined(CONFIG_MACH_SUN6I) #include <asm/arch/dram_sun6i.h> +#elif defined(CONFIG_MACH_SUN8I) +#include <asm/arch/dram_sun8i.h> #else #include <asm/arch/dram_sun4i.h> #endif unsigned long sunxi_dram_init(void); +/* + * Wait up to 1s for value to be set in given part of reg. + */ +static inline void mctl_await_completion(u32 *reg, u32 mask, u32 val) +{ + unsigned long tmo = timer_get_us() + 1000000; + + while ((readl(reg) & mask) != val) { + if (timer_get_us() > tmo) + panic("Timeout initialising DRAM\n"); + } +} + +/* + * Test if memory at offset offset matches memory at begin of DRAM + */ +static inline bool mctl_mem_matches(u32 offset) +{ + /* Try to write different values to RAM at two addresses */ + writel(0, CONFIG_SYS_SDRAM_BASE); + writel(0xaa55aa55, CONFIG_SYS_SDRAM_BASE + offset); + /* Check if the same value is actually observed when reading back */ + return readl(CONFIG_SYS_SDRAM_BASE) == + readl(CONFIG_SYS_SDRAM_BASE + offset); +} + #endif /* _SUNXI_DRAM_H */ diff --git a/arch/arm/include/asm/arch-sunxi/dram_sun8i.h b/arch/arm/include/asm/arch-sunxi/dram_sun8i.h new file mode 100644 index 0000000..06adee2 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/dram_sun8i.h @@ -0,0 +1,266 @@ +/* + * Sun8i platform dram controller register and constant defines + * + * (C) Copyright 2007-2013 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * CPL <cplanxy@allwinnertech.com> + * Jerry Wang <wangflord@allwinnertech.com> + * + * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_DRAM_SUN8I_H +#define _SUNXI_DRAM_SUN8I_H + +struct dram_para { + u32 clock; + u32 type; + u32 zq; + u32 odt_en; + u32 para1; + u32 para2; + u32 mr0; + u32 mr1; + u32 mr2; + u32 mr3; + u32 tpr0; + u32 tpr1; + u32 tpr2; + u32 tpr3; + u32 tpr4; + u32 tpr5; + u32 tpr6; + u32 tpr7; + u32 tpr8; + u32 tpr9; + u32 tpr10; + u32 tpr11; + u32 tpr12; + u32 tpr13; +}; + +struct sunxi_mctl_com_reg { + u32 cr; /* 0x00 */ + u32 ccr; /* 0x04 controller configuration register */ + u32 dbgcr; /* 0x08 */ + u8 res0[0x4]; /* 0x0c */ + u32 mcr0_0; /* 0x10 */ + u32 mcr1_0; /* 0x14 */ + u32 mcr0_1; /* 0x18 */ + u32 mcr1_1; /* 0x1c */ + u32 mcr0_2; /* 0x20 */ + u32 mcr1_2; /* 0x24 */ + u32 mcr0_3; /* 0x28 */ + u32 mcr1_3; /* 0x2c */ + u32 mcr0_4; /* 0x30 */ + u32 mcr1_4; /* 0x34 */ + u32 mcr0_5; /* 0x38 */ + u32 mcr1_5; /* 0x3c */ + u32 mcr0_6; /* 0x40 */ + u32 mcr1_6; /* 0x44 */ + u32 mcr0_7; /* 0x48 */ + u32 mcr1_7; /* 0x4c */ + u32 mcr0_8; /* 0x50 */ + u32 mcr1_8; /* 0x54 */ + u32 mcr0_9; /* 0x58 */ + u32 mcr1_9; /* 0x5c */ + u32 mcr0_10; /* 0x60 */ + u32 mcr1_10; /* 0x64 */ + u32 mcr0_11; /* 0x68 */ + u32 mcr1_11; /* 0x6c */ + u32 mcr0_12; /* 0x70 */ + u32 mcr1_12; /* 0x74 */ + u32 mcr0_13; /* 0x78 */ + u32 mcr1_13; /* 0x7c */ + u32 mcr0_14; /* 0x80 */ + u32 mcr1_14; /* 0x84 */ + u32 mcr0_15; /* 0x88 */ + u32 mcr1_15; /* 0x8c */ + u32 bwcr; /* 0x90 */ + u32 maer; /* 0x94 */ + u8 res1[0x4]; /* 0x98 */ + u32 mcgcr; /* 0x9c */ + u32 bwctr; /* 0xa0 */ + u8 res2[0x4]; /* 0xa4 */ + u32 swonr; /* 0xa8 */ + u32 swoffr; /* 0xac */ +}; + +struct sunxi_mctl_ctl_reg { + u32 mstr; /* 0x00 */ + u32 statr; /* 0x04 */ + u8 res0[0x08]; /* 0x08 */ + u32 mrctrl0; /* 0x10 */ + u32 mrctrl1; /* 0x14 */ + u32 mrstatr; /* 0x18 */ + u8 res1[0x04]; /* 0x1c */ + u32 derateen; /* 0x20 */ + u32 deratenint; /* 0x24 */ + u8 res2[0x08]; /* 0x28 */ + u32 pwrctl; /* 0x30 */ + u32 pwrtmg; /* 0x34 */ + u8 res3[0x18]; /* 0x38 */ + u32 rfshctl0; /* 0x50 */ + u32 rfshctl1; /* 0x54 */ + u8 res4[0x8]; /* 0x58 */ + u32 rfshctl3; /* 0x60 */ + u32 rfshtmg; /* 0x64 */ + u8 res6[0x68]; /* 0x68 */ + u32 init0; /* 0xd0 */ + u32 init1; /* 0xd4 */ + u32 init2; /* 0xd8 */ + u32 init3; /* 0xdc */ + u32 init4; /* 0xe0 */ + u32 init5; /* 0xe4 */ + u8 res7[0x0c]; /* 0xe8 */ + u32 rankctl; /* 0xf4 */ + u8 res8[0x08]; /* 0xf8 */ + u32 dramtmg0; /* 0x100 */ + u32 dramtmg1; /* 0x104 */ + u32 dramtmg2; /* 0x108 */ + u32 dramtmg3; /* 0x10c */ + u32 dramtmg4; /* 0x110 */ + u32 dramtmg5; /* 0x114 */ + u32 dramtmg6; /* 0x118 */ + u32 dramtmg7; /* 0x11c */ + u32 dramtmg8; /* 0x120 */ + u8 res9[0x5c]; /* 0x124 */ + u32 zqctl0; /* 0x180 */ + u32 zqctl1; /* 0x184 */ + u32 zqctl2; /* 0x188 */ + u32 zqstat; /* 0x18c */ + u32 pitmg0; /* 0x190 */ + u32 pitmg1; /* 0x194 */ + u32 plpcfg0; /* 0x198 */ + u8 res10[0x04]; /* 0x19c */ + u32 upd0; /* 0x1a0 */ + u32 upd1; /* 0x1a4 */ + u32 upd2; /* 0x1a8 */ + u32 upd3; /* 0x1ac */ + u32 pimisc; /* 0x1b0 */ + u8 res11[0x1c]; /* 0x1b4 */ + u32 trainctl0; /* 0x1d0 */ + u32 trainctl1; /* 0x1d4 */ + u32 trainctl2; /* 0x1d8 */ + u32 trainstat; /* 0x1dc */ + u8 res12[0x60]; /* 0x1e0 */ + u32 odtcfg; /* 0x240 */ + u32 odtmap; /* 0x244 */ + u8 res13[0x08]; /* 0x248 */ + u32 sched; /* 0x250 */ + u8 res14[0x04]; /* 0x254 */ + u32 perfshpr0; /* 0x258 */ + u32 perfshpr1; /* 0x25c */ + u32 perflpr0; /* 0x260 */ + u32 perflpr1; /* 0x264 */ + u32 perfwr0; /* 0x268 */ + u32 perfwr1; /* 0x26c */ +}; + +struct sunxi_mctl_phy_reg { + u8 res0[0x04]; /* 0x00 */ + u32 pir; /* 0x04 */ + u32 pgcr0; /* 0x08 phy general configuration register */ + u32 pgcr1; /* 0x0c phy general configuration register */ + u32 pgsr0; /* 0x10 */ + u32 pgsr1; /* 0x14 */ + u32 dllgcr; /* 0x18 */ + u32 ptr0; /* 0x1c */ + u32 ptr1; /* 0x20 */ + u32 ptr2; /* 0x24 */ + u32 ptr3; /* 0x28 */ + u32 ptr4; /* 0x2c */ + u32 acmdlr; /* 0x30 */ + u32 acbdlr; /* 0x34 */ + u32 aciocr; /* 0x38 */ + u32 dxccr; /* 0x3c DATX8 common configuration register */ + u32 dsgcr; /* 0x40 dram system general config register */ + u32 dcr; /* 0x44 */ + u32 dtpr0; /* 0x48 dram timing parameters register 0 */ + u32 dtpr1; /* 0x4c dram timing parameters register 1 */ + u32 dtpr2; /* 0x50 dram timing parameters register 2 */ + u32 mr0; /* 0x54 mode register 0 */ + u32 mr1; /* 0x58 mode register 1 */ + u32 mr2; /* 0x5c mode register 2 */ + u32 mr3; /* 0x60 mode register 3 */ + u32 odtcr; /* 0x64 */ + u32 dtcr; /* 0x68 */ + u32 dtar0; /* 0x6c data training address register 0 */ + u32 dtar1; /* 0x70 data training address register 1 */ + u32 dtar2; /* 0x74 data training address register 2 */ + u32 dtar3; /* 0x78 data training address register 3 */ + u32 dtdr0; /* 0x7c */ + u32 dtdr1; /* 0x80 */ + u32 dtedr0; /* 0x84 */ + u32 dtedr1; /* 0x88 */ + u32 pgcr2; /* 0x8c */ + u8 res1[0x70]; /* 0x90 */ + u32 bistrr; /* 0x100 */ + u32 bistwcr; /* 0x104 */ + u32 bistmskr0; /* 0x108 */ + u32 bistmskr1; /* 0x10c */ + u32 bistmskr2; /* 0x110 */ + u32 bistlsr; /* 0x114 */ + u32 bistar0; /* 0x118 */ + u32 bistar1; /* 0x11c */ + u32 bistar2; /* 0x120 */ + u32 bistupdr; /* 0x124 */ + u32 bistgsr; /* 0x128 */ + u32 bistwer; /* 0x12c */ + u32 bistber0; /* 0x130 */ + u32 bistber1; /* 0x134 */ + u32 bistber2; /* 0x138 */ + u32 bistber3; /* 0x13c */ + u32 bistwcsr; /* 0x140 */ + u32 bistfwr0; /* 0x144 */ + u32 bistfwr1; /* 0x148 */ + u32 bistfwr2; /* 0x14c */ + u8 res2[0x30]; /* 0x150 */ + u32 zqcr0; /* 0x180 zq control register 0 */ + u32 zqcr1; /* 0x184 zq control register 1 */ + u32 zqsr0; /* 0x188 zq status register 0 */ + u32 zqsr1; /* 0x18c zq status register 1 */ + u32 zqcr2; /* 0x190 zq control register 2 */ + u8 res3[0x2c]; /* 0x194 */ + u32 dx0gcr; /* 0x1c0 */ + u32 dx0gsr0; /* 0x1c4 */ + u32 dx0gsr1; /* 0x1c8 */ + u32 dx0bdlr0; /* 0x1cc */ + u32 dx0bdlr1; /* 0x1d0 */ + u32 dx0bdlr2; /* 0x1d4 */ + u32 dx0bdlr3; /* 0x1d8 */ + u32 dx0bdlr4; /* 0x1dc */ + u32 dx0lcdlr0; /* 0x1e0 */ + u32 dx0lcdlr1; /* 0x1e4 */ + u32 dx0lcdlr2; /* 0x1e8 */ + u32 dx0mdlr; /* 0x1ec */ + u32 dx0gtr; /* 0x1f0 */ + u32 dx0gsr2; /* 0x1f4 */ + u8 res4[0x08]; /* 0x1f8 */ + u32 dx1gcr; /* 0x200 */ + u32 dx1gsr0; /* 0x204 */ + u32 dx1gsr1; /* 0x208 */ + u32 dx1bdlr0; /* 0x20c */ + u32 dx1bdlr1; /* 0x210 */ + u32 dx1bdlr2; /* 0x214 */ + u32 dx1bdlr3; /* 0x218 */ + u32 dx1bdlr4; /* 0x21c */ + u32 dx1lcdlr0; /* 0x220 */ + u32 dx1lcdlr1; /* 0x224 */ + u32 dx1lcdlr2; /* 0x228 */ + u32 dx1mdlr; /* 0x22c */ + u32 dx1gtr; /* 0x230 */ + u32 dx1gsr2; /* 0x234 */ +}; + +/* + * DRAM common (sunxi_mctl_com_reg) register constants. + */ +#define MCTL_CR_ROW_MASK (0xf << 4) +#define MCTL_CR_ROW(x) (((x) - 1) << 4) +#define MCTL_CR_PAGE_SIZE_MASK (0xf << 8) +#define MCTL_CR_PAGE_SIZE(x) ((x) << 8) + +#endif /* _SUNXI_DRAM_SUN8I_H */ diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h index 366c0dc..71cc879 100644 --- a/arch/arm/include/asm/arch-sunxi/gpio.h +++ b/arch/arm/include/asm/arch-sunxi/gpio.h @@ -114,6 +114,7 @@ enum sunxi_gpio_number { SUNXI_GPIO_I_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_H), SUNXI_GPIO_L_START = 352, SUNXI_GPIO_M_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_L), + SUNXI_GPIO_AXP0_START = 1024, }; /* SUNXI GPIO number definitions */ @@ -129,6 +130,8 @@ enum sunxi_gpio_number { #define SUNXI_GPL(_nr) (SUNXI_GPIO_L_START + (_nr)) #define SUNXI_GPM(_nr) (SUNXI_GPIO_M_START + (_nr)) +#define SUNXI_GPAXP0(_nr) (SUNXI_GPIO_AXP0_START + (_nr)) + /* GPIO pin function config */ #define SUNXI_GPIO_INPUT 0 #define SUNXI_GPIO_OUTPUT 1 @@ -145,13 +148,11 @@ enum sunxi_gpio_number { #define SUN5I_GPB19_UART0_TX 2 #define SUN5I_GPB20_UART0_RX 2 -#define SUN5I_GPG3_SDC1 2 - -#define SUN5I_GPG3_UART1_TX 4 -#define SUN5I_GPG4_UART1_RX 4 - #define SUNXI_GPC6_SDC2 3 +#define SUNXI_GPD0_LCD0 2 +#define SUNXI_GPD0_LVDS0 3 + #define SUNXI_GPF0_SDC0 2 #define SUNXI_GPF2_SDC0 2 @@ -166,6 +167,11 @@ enum sunxi_gpio_number { #define SUN4I_GPG0_SDC1 4 +#define SUN5I_GPG3_SDC1 2 + +#define SUN5I_GPG3_UART1_TX 4 +#define SUN5I_GPG4_UART1_RX 4 + #define SUN4I_GPH22_SDC1 5 #define SUN6I_GPH20_UART0_TX 2 @@ -173,9 +179,11 @@ enum sunxi_gpio_number { #define SUN4I_GPI4_SDC3 2 -#define SUNXI_GPL0_R_P2WI_SCK 3 -#define SUNXI_GPL1_R_P2WI_SDA 3 +#define SUN6I_GPL0_R_P2WI_SCK 3 +#define SUN6I_GPL1_R_P2WI_SDA 3 +#define SUN8I_GPL0_R_RSB_SCK 2 +#define SUN8I_GPL1_R_RSB_SDA 2 #define SUN8I_GPL2_R_UART_TX 2 #define SUN8I_GPL3_R_UART_RX 2 diff --git a/arch/arm/include/asm/arch-sunxi/prcm.h b/arch/arm/include/asm/arch-sunxi/prcm.h index 88de1ff..82ed541 100644 --- a/arch/arm/include/asm/arch-sunxi/prcm.h +++ b/arch/arm/include/asm/arch-sunxi/prcm.h @@ -50,7 +50,8 @@ #define PRCM_APB0_GATE_PIO (0x1 << 0) #define PRCM_APB0_GATE_IR (0x1 << 1) #define PRCM_APB0_GATE_TIMER01 (0x1 << 2) -#define PRCM_APB0_GATE_P2WI (0x1 << 3) +#define PRCM_APB0_GATE_P2WI (0x1 << 3) /* sun6i */ +#define PRCM_APB0_GATE_RSB (0x1 << 3) /* sun8i */ #define PRCM_APB0_GATE_UART (0x1 << 4) #define PRCM_APB0_GATE_1WIRE (0x1 << 5) #define PRCM_APB0_GATE_I2C (0x1 << 6) diff --git a/arch/arm/include/asm/arch-sunxi/rsb.h b/arch/arm/include/asm/arch-sunxi/rsb.h new file mode 100644 index 0000000..95a595a --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/rsb.h @@ -0,0 +1,55 @@ +/* + * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com> + * + * Based on allwinner u-boot sources rsb code which is: + * (C) Copyright 2007-2013 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * lixiang <lixiang@allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __SUNXI_RSB_H +#define __SUNXI_RSB_H + +#include <common.h> +#include <asm/io.h> + +struct sunxi_rsb_reg { + u32 ctrl; /* 0x00 */ + u32 ccr; /* 0x04 */ + u32 inte; /* 0x08 */ + u32 stat; /* 0x0c */ + u32 addr; /* 0x10 */ + u8 res0[8]; /* 0x14 */ + u32 data; /* 0x1c */ + u8 res1[4]; /* 0x20 */ + u32 lcr; /* 0x24 */ + u32 dmcr; /* 0x28 */ + u32 cmd; /* 0x2c */ + u32 devaddr; /* 0x30 */ +}; + +#define RSB_CTRL_SOFT_RST (1 << 0) +#define RSB_CTRL_START_TRANS (1 << 7) + +#define RSB_STAT_TOVER_INT (1 << 0) +#define RSB_STAT_TERR_INT (1 << 1) +#define RSB_STAT_LBSY_INT (1 << 2) + +#define RSB_DMCR_DEVICE_MODE_START (1 << 31) + +#define RSB_CMD_BYTE_WRITE 0x4e +#define RSB_CMD_BYTE_READ 0x8b +#define RSB_CMD_SET_RTSADDR 0xe8 + +#define RSB_DEVADDR_RUNTIME_ADDR(x) ((x) << 16) +#define RSB_DEVADDR_DEVICE_ADDR(x) ((x) << 0) + +void rsb_init(void); +int rsb_set_device_mode(u32 device_mode_data); +int rsb_set_device_address(u16 device_addr, u16 runtime_addr); +int rsb_write(const u16 runtime_device_addr, const u8 reg_addr, u8 data); +int rsb_read(const u16 runtime_device_addr, const u8 reg_addr, u8 *data); + +#endif diff --git a/arch/arm/include/asm/arch-sunxi/usbc.h b/arch/arm/include/asm/arch-sunxi/usbc.h new file mode 100644 index 0000000..8d20973 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/usbc.h @@ -0,0 +1,20 @@ +/* + * Sunxi usb-controller code shared between the ehci and musb controllers + * + * Copyright (C) 2014 Roman Byshko + * + * Roman Byshko <rbyshko@gmail.com> + * + * Based on code from + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +void *sunxi_usbc_get_io_base(int index); +int sunxi_usbc_request_resources(int index); +int sunxi_usbc_free_resources(int index); +void sunxi_usbc_enable(int index); +void sunxi_usbc_disable(int index); +void sunxi_usbc_vbus_enable(int index); +void sunxi_usbc_vbus_disable(int index); |