diff options
Diffstat (limited to 'arch/arm/mach-s5pv310/cpu.c')
-rw-r--r-- | arch/arm/mach-s5pv310/cpu.c | 47 |
1 files changed, 46 insertions, 1 deletions
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c index 4add3985..82ce4aa 100644 --- a/arch/arm/mach-s5pv310/cpu.c +++ b/arch/arm/mach-s5pv310/cpu.c @@ -15,10 +15,12 @@ #include <asm/mach/irq.h> #include <asm/proc-fns.h> +#include <asm/hardware/cache-l2x0.h> #include <plat/cpu.h> #include <plat/clock.h> #include <plat/s5pv310.h> +#include <plat/sdhci.h> #include <mach/regs-irq.h> @@ -56,15 +58,30 @@ static struct map_desc s5pv310_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_GPIO, + .virtual = (unsigned long)S5P_VA_GPIO1, .pfn = __phys_to_pfn(S5PV310_PA_GPIO1), .length = SZ_4K, .type = MT_DEVICE, }, { + .virtual = (unsigned long)S5P_VA_GPIO2, + .pfn = __phys_to_pfn(S5PV310_PA_GPIO2), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO3, + .pfn = __phys_to_pfn(S5PV310_PA_GPIO3), + .length = SZ_256, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S3C_VA_UART, .pfn = __phys_to_pfn(S3C_PA_UART), .length = SZ_512K, .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5PV310_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, }, }; @@ -83,6 +100,12 @@ static void s5pv310_idle(void) void __init s5pv310_map_io(void) { iotable_init(s5pv310_iodesc, ARRAY_SIZE(s5pv310_iodesc)); + + /* initialize device information early */ + s5pv310_default_sdhci0(); + s5pv310_default_sdhci1(); + s5pv310_default_sdhci2(); + s5pv310_default_sdhci3(); } void __init s5pv310_init_clocks(int xtal) @@ -131,6 +154,28 @@ static int __init s5pv310_core_init(void) core_initcall(s5pv310_core_init); +#ifdef CONFIG_CACHE_L2X0 +static int __init s5pv310_l2x0_cache_init(void) +{ + /* TAG, Data Latency Control: 2cycle */ + __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL); + __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); + + /* L2X0 Prefetch Control */ + __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL); + + /* L2X0 Power Control */ + __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, + S5P_VA_L2CC + L2X0_POWER_CTRL); + + l2x0_init(S5P_VA_L2CC, 0x7C070001, 0xC200ffff); + + return 0; +} + +early_initcall(s5pv310_l2x0_cache_init); +#endif + int __init s5pv310_init(void) { printk(KERN_INFO "S5PV310: Initializing architecture\n"); |