diff options
Diffstat (limited to 'arch/arm/mach-exynos4/cpu.c')
| -rw-r--r-- | arch/arm/mach-exynos4/cpu.c | 59 |
1 files changed, 49 insertions, 10 deletions
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c index 746d6fc6d39..5b1765b37f7 100644 --- a/arch/arm/mach-exynos4/cpu.c +++ b/arch/arm/mach-exynos4/cpu.c @@ -28,10 +28,13 @@ #include <plat/fimc-core.h> #include <plat/iic-core.h> #include <plat/reset.h> +#include <plat/tv-core.h> #include <mach/regs-irq.h> #include <mach/regs-pmu.h> +unsigned int gic_bank_offset __read_mostly; + extern int combiner_init(unsigned int combiner_nr, void __iomem *base, unsigned int irq_start); extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq); @@ -44,11 +47,6 @@ static struct map_desc exynos4_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S5P_VA_SYSRAM, - .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM), - .length = SZ_4K, - .type = MT_DEVICE, - }, { .virtual = (unsigned long)S5P_VA_CMU, .pfn = __phys_to_pfn(EXYNOS4_PA_CMU), .length = SZ_128K, @@ -121,6 +119,24 @@ static struct map_desc exynos4_iodesc[] __initdata = { }, }; +static struct map_desc exynos4_iodesc0[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM0), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4_iodesc1[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM1), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + static void exynos4_idle(void) { if (!need_resched()) @@ -143,6 +159,11 @@ void __init exynos4_map_io(void) { iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc)); + if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0) + iotable_init(exynos4_iodesc0, ARRAY_SIZE(exynos4_iodesc0)); + else + iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); + /* initialize device information early */ exynos4_default_sdhci0(); exynos4_default_sdhci1(); @@ -162,6 +183,7 @@ void __init exynos4_map_io(void) s3c_i2c2_setname("s3c2440-i2c"); s5p_fb_setname(0, "exynos4-fb"); + s5p_hdmi_setname("exynos4-hdmi"); } void __init exynos4_init_clocks(int xtal) @@ -170,24 +192,37 @@ void __init exynos4_init_clocks(int xtal) s3c24xx_register_baseclocks(xtal); s5p_register_clocks(xtal); + + if (soc_is_exynos4210()) + exynos4210_register_clocks(); + else if (soc_is_exynos4212() || soc_is_exynos4412()) + exynos4212_register_clocks(); + exynos4_register_clocks(); exynos4_setup_clocks(); } -static void exynos4_gic_irq_eoi(struct irq_data *d) +static void exynos4_gic_irq_fix_base(struct irq_data *d) { struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); gic_data->cpu_base = S5P_VA_GIC_CPU + - (EXYNOS4_GIC_BANK_OFFSET * smp_processor_id()); + (gic_bank_offset * smp_processor_id()); + + gic_data->dist_base = S5P_VA_GIC_DIST + + (gic_bank_offset * smp_processor_id()); } void __init exynos4_init_irq(void) { int irq; - gic_init(0, IRQ_SPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); - gic_arch_extn.irq_eoi = exynos4_gic_irq_eoi; + gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000; + + gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); + gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base; + gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base; + gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base; for (irq = 0; irq < MAX_COMBINER_NR; irq++) { @@ -223,7 +258,11 @@ static int __init exynos4_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); + + if (soc_is_exynos4210()) + __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); + else if (soc_is_exynos4212() || soc_is_exynos4412()) + __raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); /* L2X0 Prefetch Control */ __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL); |