diff options
| author | Ingo Molnar <mingo@kernel.org> | 2014-07-16 15:10:07 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-07-16 15:10:07 +0200 |
| commit | d26fad5b38e1c4667d4f2604936e59c837caa54d (patch) | |
| tree | 04b524a69a0129c181567445bff18847a1b44721 /arch/arm/mach-exynos/mcpm-exynos.c | |
| parent | e720fff6341fe4b95e5a93c939bd3c77fa55ced4 (diff) | |
| parent | 1795cd9b3a91d4b5473c97f491d63892442212ab (diff) | |
Merge tag 'v3.16-rc5' into sched/core, to refresh the branch before applying bigger tree-wide changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/mach-exynos/mcpm-exynos.c')
| -rw-r--r-- | arch/arm/mach-exynos/mcpm-exynos.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c index 0498d0b887ef..ace0ed617476 100644 --- a/arch/arm/mach-exynos/mcpm-exynos.c +++ b/arch/arm/mach-exynos/mcpm-exynos.c @@ -25,7 +25,6 @@ #define EXYNOS5420_CPUS_PER_CLUSTER 4 #define EXYNOS5420_NR_CLUSTERS 2 -#define MCPM_BOOT_ADDR_OFFSET 0x1c /* * The common v7_exit_coherency_flush API could not be used because of the @@ -343,11 +342,13 @@ static int __init exynos_mcpm_init(void) pr_info("Exynos MCPM support installed\n"); /* - * Future entries into the kernel can now go - * through the cluster entry vectors. + * U-Boot SPL is hardcoded to jump to the start of ns_sram_base_addr + * as part of secondary_cpu_start(). Let's redirect it to the + * mcpm_entry_point(). */ - __raw_writel(virt_to_phys(mcpm_entry_point), - ns_sram_base_addr + MCPM_BOOT_ADDR_OFFSET); + __raw_writel(0xe59f0000, ns_sram_base_addr); /* ldr r0, [pc, #0] */ + __raw_writel(0xe12fff10, ns_sram_base_addr + 4); /* bx r0 */ + __raw_writel(virt_to_phys(mcpm_entry_point), ns_sram_base_addr + 8); iounmap(ns_sram_base_addr); |