Merge branch 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / arch / arm / mach-s5pv310 / cpu.c

diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c
index 196c9f1..72ab289 100644 (file)
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-s5pv310/cpu.c
@@ -15,15 +15,15 @@
 #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>
 
-void __iomem *gic_cpu_base_addr;
-
 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);
@@ -31,20 +31,55 @@ extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq);
 /* Initial IO mappings */
 static struct map_desc s5pv310_iodesc[] __initdata = {
        {
-               .virtual        = (unsigned long)S5P_VA_COREPERI_BASE,
-               .pfn            = __phys_to_pfn(S5PV310_PA_COREPERI),
-               .length         = SZ_8K,
+               .virtual        = (unsigned long)S5P_VA_SYSRAM,
+               .pfn            = __phys_to_pfn(S5PV310_PA_SYSRAM),
+               .length         = SZ_4K,
+               .type           = MT_DEVICE,
+       }, {
+               .virtual        = (unsigned long)S5P_VA_CMU,
+               .pfn            = __phys_to_pfn(S5PV310_PA_CMU),
+               .length         = SZ_128K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_COMBINER_BASE,
                .pfn            = __phys_to_pfn(S5PV310_PA_COMBINER),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
+       }, {
+               .virtual        = (unsigned long)S5P_VA_COREPERI_BASE,
+               .pfn            = __phys_to_pfn(S5PV310_PA_COREPERI),
+               .length         = SZ_8K,
+               .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_L2CC,
                .pfn            = __phys_to_pfn(S5PV310_PA_L2CC),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
+       }, {
+               .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,
        },
 };
 
@@ -63,6 +98,12 @@ 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)
@@ -79,9 +120,7 @@ void __init s5pv310_init_irq(void)
 {
        int irq;
 
-       gic_cpu_base_addr = S5P_VA_GIC_CPU;
-       gic_dist_init(0, S5P_VA_GIC_DIST, IRQ_LOCALTIMER);
-       gic_cpu_init(0, S5P_VA_GIC_CPU);
+       gic_init(0, IRQ_LOCALTIMER, S5P_VA_GIC_DIST, S5P_VA_GIC_CPU);
 
        for (irq = 0; irq < MAX_COMBINER_NR; irq++) {
                combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq),
@@ -111,6 +150,28 @@ 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");