diff options
Diffstat (limited to 'arch/arm/mach-omap2/io.c')
| -rw-r--r-- | arch/arm/mach-omap2/io.c | 116 |
1 files changed, 63 insertions, 53 deletions
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 5a7996402c5..87f676acf61 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -35,7 +35,9 @@ #include <plat/serial.h> #include <plat/vram.h> -#include "clock.h" +#include "clock2xxx.h" +#include "clock3xxx.h" +#include "clock44xx.h" #include <plat/omap-pm.h> #include <plat/powerdomain.h> @@ -44,16 +46,13 @@ #include <plat/clockdomain.h> #include "clockdomains.h" #include <plat/omap_hwmod.h> -#include "omap_hwmod_2420.h" -#include "omap_hwmod_2430.h" -#include "omap_hwmod_34xx.h" /* * The machine specific code may provide the extra mapping besides the * default mapping provided here. */ -#ifdef CONFIG_ARCH_OMAP24XX +#ifdef CONFIG_ARCH_OMAP2 static struct map_desc omap24xx_io_desc[] __initdata = { { .virtual = L3_24XX_VIRT, @@ -123,7 +122,7 @@ static struct map_desc omap243x_io_desc[] __initdata = { #endif #endif -#ifdef CONFIG_ARCH_OMAP34XX +#ifdef CONFIG_ARCH_OMAP3 static struct map_desc omap34xx_io_desc[] __initdata = { { .virtual = L3_34XX_VIRT, @@ -138,12 +137,6 @@ static struct map_desc omap34xx_io_desc[] __initdata = { .type = MT_DEVICE }, { - .virtual = L4_WK_34XX_VIRT, - .pfn = __phys_to_pfn(L4_WK_34XX_PHYS), - .length = L4_WK_34XX_SIZE, - .type = MT_DEVICE - }, - { .virtual = OMAP34XX_GPMC_VIRT, .pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS), .length = OMAP34XX_GPMC_SIZE, @@ -190,12 +183,6 @@ static struct map_desc omap44xx_io_desc[] __initdata = { .type = MT_DEVICE, }, { - .virtual = L4_WK_44XX_VIRT, - .pfn = __phys_to_pfn(L4_WK_44XX_PHYS), - .length = L4_WK_44XX_SIZE, - .type = MT_DEVICE, - }, - { .virtual = OMAP44XX_GPMC_VIRT, .pfn = __phys_to_pfn(OMAP44XX_GPMC_PHYS), .length = OMAP44XX_GPMC_SIZE, @@ -234,37 +221,54 @@ static struct map_desc omap44xx_io_desc[] __initdata = { }; #endif -void __init omap2_map_common_io(void) +static void __init _omap2_map_common_io(void) +{ + /* Normally devicemaps_init() would flush caches and tlb after + * mdesc->map_io(), but we must also do it here because of the CPU + * revision check below. + */ + local_flush_tlb_all(); + flush_cache_all(); + + omap2_check_revision(); + omap_sram_init(); + omapfb_reserve_sdram(); + omap_vram_reserve_sdram(); +} + +#ifdef CONFIG_ARCH_OMAP2420 +void __init omap242x_map_common_io(void) { -#if defined(CONFIG_ARCH_OMAP2420) iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc)); + _omap2_map_common_io(); +} #endif -#if defined(CONFIG_ARCH_OMAP2430) +#ifdef CONFIG_ARCH_OMAP2430 +void __init omap243x_map_common_io(void) +{ iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc)); + _omap2_map_common_io(); +} #endif -#if defined(CONFIG_ARCH_OMAP34XX) +#ifdef CONFIG_ARCH_OMAP3 +void __init omap34xx_map_common_io(void) +{ iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc)); + _omap2_map_common_io(); +} #endif -#if defined(CONFIG_ARCH_OMAP4) +#ifdef CONFIG_ARCH_OMAP4 +void __init omap44xx_map_common_io(void) +{ iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc)); -#endif - /* Normally devicemaps_init() would flush caches and tlb after - * mdesc->map_io(), but we must also do it here because of the CPU - * revision check below. - */ - local_flush_tlb_all(); - flush_cache_all(); - - omap2_check_revision(); - omap_sram_init(); - omapfb_reserve_sdram(); - omap_vram_reserve_sdram(); + _omap2_map_common_io(); } +#endif /* * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters @@ -303,30 +307,36 @@ static int __init _omap2_init_reprogram_sdrc(void) void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1) { - struct omap_hwmod **hwmods = NULL; + pwrdm_init(powerdomains_omap); + clkdm_init(clockdomains_omap, clkdm_autodeps); + if (cpu_is_omap242x()) + omap2420_hwmod_init(); + else if (cpu_is_omap243x()) + omap2430_hwmod_init(); + else if (cpu_is_omap34xx()) + omap3xxx_hwmod_init(); + omap2_mux_init(); + /* The OPP tables have to be registered before a clk init */ + omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps); if (cpu_is_omap2420()) - hwmods = omap2420_hwmods; + omap2420_clk_init(); else if (cpu_is_omap2430()) - hwmods = omap2430_hwmods; + omap2430_clk_init(); else if (cpu_is_omap34xx()) - hwmods = omap34xx_hwmods; + omap3xxx_clk_init(); + else if (cpu_is_omap44xx()) + omap4xxx_clk_init(); + else + pr_err("Could not init clock framework - unknown CPU\n"); -#ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */ - /* The OPP tables have to be registered before a clk init */ - omap_hwmod_init(hwmods); - omap2_mux_init(); - omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps); - pwrdm_init(powerdomains_omap); - clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps); -#endif - omap2_clk_init(); omap_serial_early_init(); -#ifndef CONFIG_ARCH_OMAP4 - omap_hwmod_late_init(); + if (cpu_is_omap24xx() || cpu_is_omap34xx()) /* FIXME: OMAP4 */ + omap_hwmod_late_init(); omap_pm_if_init(); - omap2_sdrc_init(sdrc_cs0, sdrc_cs1); - _omap2_init_reprogram_sdrc(); -#endif + if (cpu_is_omap24xx() || cpu_is_omap34xx()) { + omap2_sdrc_init(sdrc_cs0, sdrc_cs1); + _omap2_init_reprogram_sdrc(); + } gpmc_init(); } |