diff options
Diffstat (limited to 'arch/arm/mach-exynos/exynos.c')
| -rw-r--r-- | arch/arm/mach-exynos/exynos.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c index 36c37444485a..700763e07083 100644 --- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -19,11 +19,12 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <mach/map.h> -#include <plat/cpu.h> - #include "common.h" +#define S3C_ADDR_BASE 0xF6000000 +#define S3C_ADDR(x) ((void __iomem __force *)S3C_ADDR_BASE + (x)) +#define S5P_VA_CHIPID S3C_ADDR(0x02000000) + static struct platform_device exynos_cpuidle = { .name = "exynos_cpuidle", #ifdef CONFIG_ARM_EXYNOS_CPUIDLE @@ -36,6 +37,14 @@ void __iomem *sysram_base_addr __ro_after_init; phys_addr_t sysram_base_phys __ro_after_init; void __iomem *sysram_ns_base_addr __ro_after_init; +unsigned long exynos_cpu_id; +static unsigned int exynos_cpu_rev; + +unsigned int exynos_rev(void) +{ + return exynos_cpu_rev; +} + void __init exynos_sysram_init(void) { struct device_node *node; @@ -86,7 +95,11 @@ static void __init exynos_init_io(void) of_scan_flat_dt(exynos_fdt_map_chipid, NULL); /* detect cpu id and rev. */ - s5p_init_cpu(S5P_VA_CHIPID); + exynos_cpu_id = readl_relaxed(S5P_VA_CHIPID); + exynos_cpu_rev = exynos_cpu_id & 0xFF; + + pr_info("Samsung CPU ID: 0x%08lx\n", exynos_cpu_id); + } /* @@ -193,8 +206,8 @@ static void __init exynos_dt_fixup(void) } DT_MACHINE_START(EXYNOS_DT, "Samsung Exynos (Flattened Device Tree)") - .l2c_aux_val = 0x3c400000, - .l2c_aux_mask = 0xc20fffff, + .l2c_aux_val = 0x38400000, + .l2c_aux_mask = 0xc60fffff, .smp = smp_ops(exynos_smp_ops), .map_io = exynos_init_io, .init_early = exynos_firmware_init, |