--- zzzz-none-000/linux-3.10.107/arch/arm/mach-omap2/io.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/arch/arm/mach-omap2/io.c 2021-02-04 17:41:59.000000000 +0000 @@ -37,7 +37,6 @@ #include "clock.h" #include "clock2xxx.h" #include "clock3xxx.h" -#include "clock44xx.h" #include "omap-pm.h" #include "sdrc.h" #include "control.h" @@ -45,20 +44,23 @@ #include "sram.h" #include "cm2xxx.h" #include "cm3xxx.h" +#include "cm33xx.h" +#include "cm44xx.h" #include "prm.h" #include "cm.h" #include "prcm_mpu44xx.h" #include "prminst44xx.h" -#include "cminst44xx.h" #include "prm2xxx.h" #include "prm3xxx.h" +#include "prm33xx.h" #include "prm44xx.h" +#include "opp2xxx.h" /* - * omap_clk_init: points to a function that does the SoC-specific + * omap_clk_soc_init: points to a function that does the SoC-specific * clock initializations */ -int (*omap_clk_init)(void); +static int (*omap_clk_soc_init)(void); /* * The machine specific code may provide the extra mapping besides the @@ -179,15 +181,6 @@ .length = L4_EMU_34XX_SIZE, .type = MT_DEVICE }, -#if defined(CONFIG_DEBUG_LL) && \ - (defined(CONFIG_MACH_OMAP_ZOOM2) || defined(CONFIG_MACH_OMAP_ZOOM3)) - { - .virtual = ZOOM_UART_VIRT, - .pfn = __phys_to_pfn(ZOOM_UART_BASE), - .length = SZ_1M, - .type = MT_DEVICE - }, -#endif }; #endif @@ -202,7 +195,7 @@ }; #endif -#ifdef CONFIG_SOC_AM33XX +#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) static struct map_desc omapam33xx_io_desc[] __initdata = { { .virtual = L4_34XX_VIRT, @@ -239,19 +232,10 @@ .length = L4_PER_44XX_SIZE, .type = MT_DEVICE, }, -#ifdef CONFIG_OMAP4_ERRATA_I688 - { - .virtual = OMAP4_SRAM_VA, - .pfn = __phys_to_pfn(OMAP4_SRAM_PA), - .length = PAGE_SIZE, - .type = MT_MEMORY_SO, - }, -#endif - }; #endif -#ifdef CONFIG_SOC_OMAP5 +#ifdef CONFIG_SOC_OMAP5 static struct map_desc omap54xx_io_desc[] __initdata = { { .virtual = L3_54XX_VIRT, @@ -277,14 +261,53 @@ .length = L4_PER_54XX_SIZE, .type = MT_DEVICE, }, -#ifdef CONFIG_OMAP4_ERRATA_I688 +}; +#endif + +#ifdef CONFIG_SOC_DRA7XX +static struct map_desc dra7xx_io_desc[] __initdata = { { - .virtual = OMAP4_SRAM_VA, - .pfn = __phys_to_pfn(OMAP4_SRAM_PA), - .length = PAGE_SIZE, - .type = MT_MEMORY_SO, + .virtual = L4_CFG_MPU_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_CFG_MPU_DRA7XX_PHYS), + .length = L4_CFG_MPU_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L3_MAIN_SN_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L3_MAIN_SN_DRA7XX_PHYS), + .length = L3_MAIN_SN_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L4_PER1_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_PER1_DRA7XX_PHYS), + .length = L4_PER1_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L4_PER2_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_PER2_DRA7XX_PHYS), + .length = L4_PER2_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L4_PER3_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_PER3_DRA7XX_PHYS), + .length = L4_PER3_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L4_CFG_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_CFG_DRA7XX_PHYS), + .length = L4_CFG_DRA7XX_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = L4_WKUP_DRA7XX_VIRT, + .pfn = __phys_to_pfn(L4_WKUP_DRA7XX_PHYS), + .length = L4_WKUP_DRA7XX_SIZE, + .type = MT_DEVICE, }, -#endif }; #endif @@ -318,7 +341,7 @@ } #endif -#ifdef CONFIG_SOC_AM33XX +#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) void __init am33xx_map_io(void) { iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc)); @@ -340,6 +363,14 @@ omap_barriers_init(); } #endif + +#ifdef CONFIG_SOC_DRA7XX +void __init dra7xx_map_io(void) +{ + iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc)); + omap_barriers_init(); +} +#endif /* * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters * @@ -384,7 +415,7 @@ u8 postsetup_state; /* Set the default postsetup state for all hwmods */ -#ifdef CONFIG_PM_RUNTIME +#ifdef CONFIG_PM postsetup_state = _HWMOD_STATE_IDLE; #else postsetup_state = _HWMOD_STATE_ENABLED; @@ -394,7 +425,7 @@ omap_pm_if_early_init(); } -static void __init omap_common_late_init(void) +static void __init __maybe_unused omap_common_late_init(void) { omap_mux_late_init(); omap2_common_pm_late_init(); @@ -407,19 +438,16 @@ omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), NULL); + omap2_control_base_init(); omap2xxx_check_revision(); - omap2xxx_prm_init(); - omap2xxx_cm_init(); + omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap242x_powerdomains_init(); omap242x_clockdomains_init(); omap2420_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2420_clk_init; + omap_clk_soc_init = omap2420_dt_clk_init; + rate_table = omap2420_rate_table; } void __init omap2420_init_late(void) @@ -436,19 +464,16 @@ omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), NULL); + omap2_control_base_init(); omap2xxx_check_revision(); - omap2xxx_prm_init(); - omap2xxx_cm_init(); + omap2_prcm_base_init(); omap2xxx_voltagedomains_init(); omap243x_powerdomains_init(); omap243x_clockdomains_init(); omap2430_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap2430_clk_init; + omap_clk_soc_init = omap2430_dt_clk_init; + rate_table = omap2430_rate_table; } void __init omap2430_init_late(void) @@ -469,58 +494,67 @@ omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000)); omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), NULL); + /* XXX: remove these once OMAP3 is DT only */ + if (!of_have_populated_dt()) { + omap2_set_globals_control( + OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE)); + omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE)); + omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), + NULL); + } + omap2_control_base_init(); omap3xxx_check_revision(); omap3xxx_check_features(); - omap3xxx_prm_init(); - omap3xxx_cm_init(); + omap2_prcm_base_init(); + /* XXX: remove these once OMAP3 is DT only */ + if (!of_have_populated_dt()) { + omap3xxx_prm_init(NULL); + omap3xxx_cm_init(NULL); + } omap3xxx_voltagedomains_init(); omap3xxx_powerdomains_init(); omap3xxx_clockdomains_init(); omap3xxx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + if (!of_have_populated_dt()) { + omap3_control_legacy_iomap_init(); + if (soc_is_am35xx()) + omap_clk_soc_init = am35xx_clk_legacy_init; + else if (cpu_is_omap3630()) + omap_clk_soc_init = omap36xx_clk_legacy_init; + else if (omap_rev() == OMAP3430_REV_ES1_0) + omap_clk_soc_init = omap3430es1_clk_legacy_init; + else + omap_clk_soc_init = omap3430_clk_legacy_init; + } } void __init omap3430_init_early(void) { omap3_init_early(); + if (of_have_populated_dt()) + omap_clk_soc_init = omap3430_dt_clk_init; } void __init omap35xx_init_early(void) { omap3_init_early(); + if (of_have_populated_dt()) + omap_clk_soc_init = omap3430_dt_clk_init; } void __init omap3630_init_early(void) { omap3_init_early(); + if (of_have_populated_dt()) + omap_clk_soc_init = omap3630_dt_clk_init; } void __init am35xx_init_early(void) { omap3_init_early(); -} - -void __init ti81xx_init_early(void) -{ - omap2_set_globals_tap(OMAP343X_CLASS, - OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL); - omap3xxx_check_revision(); - ti81xx_check_features(); - omap3xxx_voltagedomains_init(); - omap3xxx_powerdomains_init(); - omap3xxx_clockdomains_init(); - omap3xxx_hwmod_init(); - omap_hwmod_init_postsetup(); - omap_clk_init = omap3xxx_clk_init; + if (of_have_populated_dt()) + omap_clk_soc_init = am35xx_dt_clk_init; } void __init omap3_init_late(void) @@ -561,28 +595,89 @@ void __init ti81xx_init_late(void) { omap_common_late_init(); - omap3_pm_init(); omap2_clk_enable_autoidle_all(); } #endif +#ifdef CONFIG_SOC_TI81XX +void __init ti814x_init_early(void) +{ + omap2_set_globals_tap(TI814X_CLASS, + OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); + omap2_control_base_init(); + omap3xxx_check_revision(); + ti81xx_check_features(); + omap2_prcm_base_init(); + omap3xxx_voltagedomains_init(); + omap3xxx_powerdomains_init(); + ti814x_clockdomains_init(); + dm814x_hwmod_init(); + omap_hwmod_init_postsetup(); + if (of_have_populated_dt()) + omap_clk_soc_init = dm814x_dt_clk_init; +} + +void __init ti816x_init_early(void) +{ + omap2_set_globals_tap(TI816X_CLASS, + OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE)); + omap2_control_base_init(); + omap3xxx_check_revision(); + ti81xx_check_features(); + omap2_prcm_base_init(); + omap3xxx_voltagedomains_init(); + omap3xxx_powerdomains_init(); + ti816x_clockdomains_init(); + dm816x_hwmod_init(); + omap_hwmod_init_postsetup(); + if (of_have_populated_dt()) + omap_clk_soc_init = dm816x_dt_clk_init; +} +#endif + #ifdef CONFIG_SOC_AM33XX void __init am33xx_init_early(void) { omap2_set_globals_tap(AM335X_CLASS, AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); - omap2_set_globals_control(AM33XX_L4_WK_IO_ADDRESS(AM33XX_CTRL_BASE), - NULL); - omap2_set_globals_prm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE)); - omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL); + omap2_control_base_init(); omap3xxx_check_revision(); - ti81xx_check_features(); - am33xx_voltagedomains_init(); + am33xx_check_features(); + omap2_prcm_base_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); am33xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = am33xx_clk_init; + omap_clk_soc_init = am33xx_dt_clk_init; +} + +void __init am33xx_init_late(void) +{ + omap_common_late_init(); +} +#endif + +#ifdef CONFIG_SOC_AM43XX +void __init am43xx_init_early(void) +{ + omap2_set_globals_tap(AM335X_CLASS, + AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE)); + omap2_control_base_init(); + omap3xxx_check_revision(); + am33xx_check_features(); + omap2_prcm_base_init(); + am43xx_powerdomains_init(); + am43xx_clockdomains_init(); + am43xx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap_l2_cache_init(); + omap_clk_soc_init = am43xx_dt_clk_init; +} + +void __init am43xx_init_late(void) +{ + omap_common_late_init(); + omap2_clk_enable_autoidle_all(); } #endif @@ -591,23 +686,19 @@ { omap2_set_globals_tap(OMAP443X_CLASS, OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE)); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE)); - omap_prm_base_init(); - omap_cm_base_init(); + omap2_control_base_init(); omap4xxx_check_revision(); omap4xxx_check_features(); - omap44xx_prm_init(); + omap2_prcm_base_init(); + omap4_pm_init_early(); omap44xx_voltagedomains_init(); omap44xx_powerdomains_init(); omap44xx_clockdomains_init(); omap44xx_hwmod_init(); omap_hwmod_init_postsetup(); - omap_clk_init = omap4xxx_clk_init; + omap_l2_cache_init(); + omap_clk_soc_init = omap4xxx_dt_clk_init; } void __init omap4430_init_late(void) @@ -623,18 +714,52 @@ { omap2_set_globals_tap(OMAP54XX_CLASS, OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE)); - omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE), - OMAP2_L4_IO_ADDRESS(OMAP54XX_CTRL_BASE)); - omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE)); - omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_AON_BASE), - OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE)); omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); - omap_prm_base_init(); - omap_cm_base_init(); + omap2_control_base_init(); + omap4_pm_init_early(); + omap2_prcm_base_init(); omap5xxx_check_revision(); + omap54xx_voltagedomains_init(); + omap54xx_powerdomains_init(); + omap54xx_clockdomains_init(); + omap54xx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap_clk_soc_init = omap5xxx_dt_clk_init; +} + +void __init omap5_init_late(void) +{ + omap_common_late_init(); + omap4_pm_init(); + omap2_clk_enable_autoidle_all(); +} +#endif + +#ifdef CONFIG_SOC_DRA7XX +void __init dra7xx_init_early(void) +{ + omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE)); + omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); + omap2_control_base_init(); + omap4_pm_init_early(); + omap2_prcm_base_init(); + dra7xxx_check_revision(); + dra7xx_powerdomains_init(); + dra7xx_clockdomains_init(); + dra7xx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap_clk_soc_init = dra7xx_dt_clk_init; +} + +void __init dra7xx_init_late(void) +{ + omap_common_late_init(); + omap4_pm_init(); + omap2_clk_enable_autoidle_all(); } #endif + void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1) { @@ -645,3 +770,35 @@ _omap2_init_reprogram_sdrc(); } } + +int __init omap_clk_init(void) +{ + int ret = 0; + + if (!omap_clk_soc_init) + return 0; + + ti_clk_init_features(); + + omap2_clk_setup_ll_ops(); + + if (of_have_populated_dt()) { + ret = omap_control_init(); + if (ret) + return ret; + + ret = omap_prcm_init(); + if (ret) + return ret; + + of_clk_init(NULL); + + ti_dt_clk_init_retry_clks(); + + ti_dt_clockdomains_setup(); + } + + ret = omap_clk_soc_init(); + + return ret; +}