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author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-03-20 06:18:27 (GMT) |
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committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-03-20 06:18:27 (GMT) |
commit | 703cc5df19d5dfaeaab8695eba8ca436ca3a8b6f (patch) | |
tree | cc07d39b543151c824e68c3e8ebf323f4214cc64 /arch/arm/mach-omap2 | |
parent | 17d5ca91cfc59ae91da5ff9da74ab09a9a2a17d9 (diff) | |
parent | 1133420fe1a05789b1566f3e49f9d2e66703b93f (diff) | |
download | linux-703cc5df19d5dfaeaab8695eba8ca436ca3a8b6f.tar.xz |
Merge branch '3.15/dss-dt-dts' into 3.15/fbdev
OMAP DSS related .dts changes
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r-- | arch/arm/mach-omap2/clockdomains3xxx_data.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/devices.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-omap2/gpmc-nand.c | 31 | ||||
-rw-r--r-- | arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 12 | ||||
-rw-r--r-- | arch/arm/mach-omap2/omap_hwmod_54xx_data.c | 83 | ||||
-rw-r--r-- | arch/arm/mach-omap2/pdata-quirks.c | 117 |
6 files changed, 210 insertions, 38 deletions
diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c index e6b91e5..f03dc97 100644 --- a/arch/arm/mach-omap2/clockdomains3xxx_data.c +++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c @@ -247,7 +247,7 @@ static struct clockdomain neon_clkdm = { static struct clockdomain iva2_clkdm = { .name = "iva2_clkdm", .pwrdm = { .name = "iva2_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, + .flags = CLKDM_CAN_SWSUP, .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT, .wkdep_srcs = iva2_wkdeps, .clktrctrl_mask = OMAP3430_CLKTRCTRL_IVA2_MASK, diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 0dd6398..e58609b 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -229,6 +229,9 @@ static struct omap_iommu_arch_data omap3_isp_iommu = { int omap3_init_camera(struct isp_platform_data *pdata) { + if (of_have_populated_dt()) + omap3_isp_iommu.name = "480bd400.mmu"; + omap3isp_device.dev.platform_data = pdata; omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu; diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c index 174caec..4349e82 100644 --- a/arch/arm/mach-omap2/gpmc-nand.c +++ b/arch/arm/mach-omap2/gpmc-nand.c @@ -45,24 +45,31 @@ static struct platform_device gpmc_nand_device = { static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt) { - /* support only OMAP3 class */ - if (!cpu_is_omap34xx() && !soc_is_am33xx()) { - pr_err("BCH ecc is not supported on this CPU\n"); + /* platforms which support all ECC schemes */ + if (soc_is_am33xx() || cpu_is_omap44xx() || + soc_is_omap54xx() || soc_is_dra7xx()) + return 1; + + /* OMAP3xxx do not have ELM engine, so cannot support ECC schemes + * which require H/W based ECC error detection */ + if ((cpu_is_omap34xx() || cpu_is_omap3630()) && + ((ecc_opt == OMAP_ECC_BCH4_CODE_HW) || + (ecc_opt == OMAP_ECC_BCH8_CODE_HW))) return 0; - } /* * For now, assume 4-bit mode is only supported on OMAP3630 ES1.x, x>=1 * and AM33xx derivates. Other chips may be added if confirmed to work. */ - if ((ecc_opt == OMAP_ECC_BCH4_CODE_HW) && - (!cpu_is_omap3630() || (GET_OMAP_REVISION() == 0)) && - (!soc_is_am33xx())) { - pr_err("BCH 4-bit mode is not supported on this CPU\n"); + if ((ecc_opt == OMAP_ECC_BCH4_CODE_HW_DETECTION_SW) && + (!cpu_is_omap3630() || (GET_OMAP_REVISION() == 0))) return 0; - } - return 1; + /* legacy platforms support only HAM1 (1-bit Hamming) ECC scheme */ + if (ecc_opt == OMAP_ECC_HAM1_CODE_HW) + return 1; + else + return 0; } /* This function will go away once the device-tree convertion is complete */ @@ -133,8 +140,10 @@ int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data, gpmc_update_nand_reg(&gpmc_nand_data->reg, gpmc_nand_data->cs); - if (!gpmc_hwecc_bch_capable(gpmc_nand_data->ecc_opt)) + if (!gpmc_hwecc_bch_capable(gpmc_nand_data->ecc_opt)) { + dev_err(dev, "Unsupported NAND ECC scheme selected\n"); return -EINVAL; + } err = platform_device_register(&gpmc_nand_device); if (err < 0) { diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 4c3b1e6..9c7e23a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -3029,8 +3029,6 @@ static struct omap_hwmod omap3xxx_mmu_isp_hwmod = { .flags = HWMOD_NO_IDLEST, }; -#ifdef CONFIG_OMAP_IOMMU_IVA2 - /* mmu iva */ static struct omap_mmu_dev_attr mmu_iva_dev_attr = { @@ -3070,20 +3068,22 @@ static struct omap_hwmod omap3xxx_mmu_iva_hwmod = { .name = "mmu_iva", .class = &omap3xxx_mmu_hwmod_class, .mpu_irqs = omap3xxx_mmu_iva_irqs, + .clkdm_name = "iva2_clkdm", .rst_lines = omap3xxx_mmu_iva_resets, .rst_lines_cnt = ARRAY_SIZE(omap3xxx_mmu_iva_resets), .main_clk = "iva2_ck", .prcm = { .omap2 = { .module_offs = OMAP3430_IVA2_MOD, + .module_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT, }, }, .dev_attr = &mmu_iva_dev_attr, .flags = HWMOD_NO_IDLEST, }; -#endif - /* l4_per -> gpio4 */ static struct omap_hwmod_addr_space omap3xxx_gpio4_addrs[] = { { @@ -3855,9 +3855,7 @@ static struct omap_hwmod_ocp_if *omap34xx_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l4_core__hdq1w, &omap3xxx_sad2d__l3, &omap3xxx_l4_core__mmu_isp, -#ifdef CONFIG_OMAP_IOMMU_IVA2 &omap3xxx_l3_main__mmu_iva, -#endif &omap34xx_l4_core__ssi, NULL }; @@ -3881,9 +3879,7 @@ static struct omap_hwmod_ocp_if *omap36xx_hwmod_ocp_ifs[] __initdata = { &omap3xxx_l4_core__hdq1w, &omap3xxx_sad2d__l3, &omap3xxx_l4_core__mmu_isp, -#ifdef CONFIG_OMAP_IOMMU_IVA2 &omap3xxx_l3_main__mmu_iva, -#endif NULL }; diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c index e297d62..8923172 100644 --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -1122,6 +1122,71 @@ static struct omap_hwmod omap54xx_mmc5_hwmod = { }; /* + * 'mmu' class + * The memory management unit performs virtual to physical address translation + * for its requestors. + */ + +static struct omap_hwmod_class_sysconfig omap54xx_mmu_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY | + SYSC_HAS_SIDLEMODE | SYSC_HAS_SOFTRESET | + SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class omap54xx_mmu_hwmod_class = { + .name = "mmu", + .sysc = &omap54xx_mmu_sysc, +}; + +static struct omap_hwmod_rst_info omap54xx_mmu_dsp_resets[] = { + { .name = "mmu_cache", .rst_shift = 1 }, +}; + +static struct omap_hwmod omap54xx_mmu_dsp_hwmod = { + .name = "mmu_dsp", + .class = &omap54xx_mmu_hwmod_class, + .clkdm_name = "dsp_clkdm", + .rst_lines = omap54xx_mmu_dsp_resets, + .rst_lines_cnt = ARRAY_SIZE(omap54xx_mmu_dsp_resets), + .main_clk = "dpll_iva_h11x2_ck", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_DSP_DSP_CLKCTRL_OFFSET, + .rstctrl_offs = OMAP54XX_RM_DSP_RSTCTRL_OFFSET, + .context_offs = OMAP54XX_RM_DSP_DSP_CONTEXT_OFFSET, + .modulemode = MODULEMODE_HWCTRL, + }, + }, +}; + +/* mmu ipu */ +static struct omap_hwmod_rst_info omap54xx_mmu_ipu_resets[] = { + { .name = "mmu_cache", .rst_shift = 2 }, +}; + +static struct omap_hwmod omap54xx_mmu_ipu_hwmod = { + .name = "mmu_ipu", + .class = &omap54xx_mmu_hwmod_class, + .clkdm_name = "ipu_clkdm", + .rst_lines = omap54xx_mmu_ipu_resets, + .rst_lines_cnt = ARRAY_SIZE(omap54xx_mmu_ipu_resets), + .main_clk = "dpll_core_h22x2_ck", + .prcm = { + .omap4 = { + .clkctrl_offs = OMAP54XX_CM_IPU_IPU_CLKCTRL_OFFSET, + .rstctrl_offs = OMAP54XX_RM_IPU_RSTCTRL_OFFSET, + .context_offs = OMAP54XX_RM_IPU_IPU_CONTEXT_OFFSET, + .modulemode = MODULEMODE_HWCTRL, + }, + }, +}; + +/* * 'mpu' class * mpu sub-system */ @@ -1763,6 +1828,14 @@ static struct omap_hwmod_ocp_if omap54xx_l4_cfg__l3_main_1 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* l4_cfg -> mmu_dsp */ +static struct omap_hwmod_ocp_if omap54xx_l4_cfg__mmu_dsp = { + .master = &omap54xx_l4_cfg_hwmod, + .slave = &omap54xx_mmu_dsp_hwmod, + .clk = "l4_root_clk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* mpu -> l3_main_1 */ static struct omap_hwmod_ocp_if omap54xx_mpu__l3_main_1 = { .master = &omap54xx_mpu_hwmod, @@ -1787,6 +1860,14 @@ static struct omap_hwmod_ocp_if omap54xx_l4_cfg__l3_main_2 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* l3_main_2 -> mmu_ipu */ +static struct omap_hwmod_ocp_if omap54xx_l3_main_2__mmu_ipu = { + .master = &omap54xx_l3_main_2_hwmod, + .slave = &omap54xx_mmu_ipu_hwmod, + .clk = "l3_iclk_div", + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* l3_main_1 -> l3_main_3 */ static struct omap_hwmod_ocp_if omap54xx_l3_main_1__l3_main_3 = { .master = &omap54xx_l3_main_1_hwmod, @@ -2345,6 +2426,7 @@ static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = { &omap54xx_l4_wkup__counter_32k, &omap54xx_l4_cfg__dma_system, &omap54xx_l4_abe__dmic, + &omap54xx_l4_cfg__mmu_dsp, &omap54xx_mpu__emif1, &omap54xx_mpu__emif2, &omap54xx_l4_wkup__gpio1, @@ -2360,6 +2442,7 @@ static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = { &omap54xx_l4_per__i2c3, &omap54xx_l4_per__i2c4, &omap54xx_l4_per__i2c5, + &omap54xx_l3_main_2__mmu_ipu, &omap54xx_l4_wkup__kbd, &omap54xx_l4_cfg__mailbox, &omap54xx_l4_abe__mcbsp1, diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index 3d5b24d..db242c4 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -16,12 +16,14 @@ #include <linux/wl12xx.h> #include <linux/platform_data/pinctrl-single.h> +#include <linux/platform_data/iommu-omap.h> #include "am35xx.h" #include "common.h" #include "common-board-devices.h" #include "dss-common.h" #include "control.h" +#include "omap_device.h" struct pdata_init { const char *compatible; @@ -31,20 +33,6 @@ struct pdata_init { struct of_dev_auxdata omap_auxdata_lookup[]; static struct twl4030_gpio_platform_data twl_gpio_auxdata; -/* - * Create alias for USB host PHY clock. - * Remove this when clock phandle can be provided via DT - */ -static void __init __used legacy_init_ehci_clk(char *clkname) -{ - int ret; - - ret = clk_add_alias("main_clk", NULL, clkname, NULL); - if (ret) - pr_err("%s:Failed to add main_clk alias to %s :%d\n", - __func__, clkname, ret); -} - #if IS_ENABLED(CONFIG_WL12XX) static struct wl12xx_platform_data wl12xx __initdata; @@ -92,6 +80,12 @@ static void __init hsmmc2_internal_input_clk(void) omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1); } +static struct iommu_platform_data omap3_iommu_pdata = { + .reset_name = "mmu", + .assert_reset = omap_device_assert_hardreset, + .deassert_reset = omap_device_deassert_hardreset, +}; + static int omap3_sbc_t3730_twl_callback(struct device *dev, unsigned gpio, unsigned ngpio) @@ -99,7 +93,7 @@ static int omap3_sbc_t3730_twl_callback(struct device *dev, int res; res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH, - "wlan rst"); + "wlan pwr"); if (res) return res; @@ -108,6 +102,23 @@ static int omap3_sbc_t3730_twl_callback(struct device *dev, return 0; } +static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name) +{ + int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name); + + if (err) { + pr_err("SBC-T3x: %s reset gpio request failed: %d\n", + hub_name, err); + return; + } + + gpio_export(gpio, 0); + + udelay(10); + gpio_set_value(gpio, 1); + msleep(1); +} + static void __init omap3_sbc_t3730_twl_init(void) { twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback; @@ -115,10 +126,17 @@ static void __init omap3_sbc_t3730_twl_init(void) static void __init omap3_sbc_t3730_legacy_init(void) { + omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 136); omap_ads7846_init(1, 57, 0, NULL); } +static void __init omap3_sbc_t3530_legacy_init(void) +{ + omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); + omap_ads7846_init(1, 57, 0, NULL); +} + static void __init omap3_igep0020_legacy_init(void) { omap3_igep2_display_init_of(); @@ -160,7 +178,7 @@ static struct emac_platform_data am35xx_emac_pdata = { .interrupt_disable = am35xx_disable_emac_int, }; -static void __init am3517_evm_legacy_init(void) +static void __init am35xx_emac_reset(void) { u32 v; @@ -169,6 +187,43 @@ static void __init am3517_evm_legacy_init(void) omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */ } + +static struct gpio cm_t3517_wlan_gpios[] __initdata = { + { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" }, + { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" }, +}; + +static void __init omap3_sbc_t3517_wifi_init(void) +{ + int err = gpio_request_array(cm_t3517_wlan_gpios, + ARRAY_SIZE(cm_t3517_wlan_gpios)); + if (err) { + pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err); + return; + } + + gpio_export(cm_t3517_wlan_gpios[0].gpio, 0); + gpio_export(cm_t3517_wlan_gpios[1].gpio, 0); + + msleep(100); + gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0); +} + +static void __init omap3_sbc_t3517_legacy_init(void) +{ + omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub"); + omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub"); + am35xx_emac_reset(); + hsmmc2_internal_input_clk(); + omap3_sbc_t3517_wifi_init(); + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 145); + omap_ads7846_init(1, 57, 0, NULL); +} + +static void __init am3517_evm_legacy_init(void) +{ + am35xx_emac_reset(); +} #endif /* CONFIG_ARCH_OMAP3 */ #ifdef CONFIG_ARCH_OMAP4 @@ -182,15 +237,28 @@ static void __init omap4_sdp_legacy_init(void) static void __init omap4_panda_legacy_init(void) { omap4_panda_display_init_of(); - legacy_init_ehci_clk("auxclk3_ck"); legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 53); } #endif +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) +static struct iommu_platform_data omap4_iommu_pdata = { + .reset_name = "mmu_cache", + .assert_reset = omap_device_assert_hardreset, + .deassert_reset = omap_device_deassert_hardreset, +}; +#endif + +#ifdef CONFIG_SOC_AM33XX +static void __init am335x_evmsk_legacy_init(void) +{ + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 31); +} +#endif + #ifdef CONFIG_SOC_OMAP5 static void __init omap5_uevm_legacy_init(void) { - legacy_init_ehci_clk("auxclk1_ck"); } #endif @@ -240,6 +308,8 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { #ifdef CONFIG_ARCH_OMAP3 OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata), OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata), + OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu", + &omap3_iommu_pdata), /* Only on am3517 */ OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL), OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0", @@ -249,6 +319,12 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata), OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata), #endif +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) + OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu", + &omap4_iommu_pdata), + OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu", + &omap4_iommu_pdata), +#endif { /* sentinel */ }, }; @@ -258,6 +334,8 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { */ static struct pdata_init pdata_quirks[] __initdata = { #ifdef CONFIG_ARCH_OMAP3 + { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, }, + { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, }, { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, }, { "nokia,omap3-n900", hsmmc2_internal_input_clk, }, { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, @@ -271,6 +349,9 @@ static struct pdata_init pdata_quirks[] __initdata = { { "ti,omap4-sdp", omap4_sdp_legacy_init, }, { "ti,omap4-panda", omap4_panda_legacy_init, }, #endif +#ifdef CONFIG_SOC_AM33XX + { "ti,am335x-evmsk", am335x_evmsk_legacy_init, }, +#endif #ifdef CONFIG_SOC_OMAP5 { "ti,omap5-uevm", omap5_uevm_legacy_init, }, #endif |