diff options
Diffstat (limited to 'arch/arm/mach-omap2/io.c')
| -rw-r--r-- | arch/arm/mach-omap2/io.c | 74 |
1 files changed, 51 insertions, 23 deletions
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 5a7996402c5..5a3d6f9107e 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 "clock34xx.h" +#include "clock44xx.h" #include <plat/omap-pm.h> #include <plat/powerdomain.h> @@ -53,7 +55,7 @@ * 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 +125,7 @@ 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, @@ -234,37 +236,54 @@ 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() { -#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() +{ 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() +{ 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() +{ 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 @@ -312,15 +331,24 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0, else if (cpu_is_omap34xx()) hwmods = omap34xx_hwmods; + pwrdm_init(powerdomains_omap); + clkdm_init(clockdomains_omap, clkdm_autodeps); #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(); + + if (cpu_is_omap24xx()) + omap2xxx_clk_init(); + else if (cpu_is_omap34xx()) + omap3xxx_clk_init(); + else if (cpu_is_omap44xx()) + omap4xxx_clk_init(); + else + pr_err("Could not init clock framework - unknown CPU\n"); + omap_serial_early_init(); #ifndef CONFIG_ARCH_OMAP4 omap_hwmod_late_init(); |