diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/cpu.c | 47 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/Kconfig | 8 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/s5pc1xx/Kconfig | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/board.c | 1 |
4 files changed, 40 insertions, 18 deletions
diff --git a/arch/arm/cpu/armv7/cpu.c b/arch/arm/cpu/armv7/cpu.c index c56417dd2f..0b0e5003cc 100644 --- a/arch/arm/cpu/armv7/cpu.c +++ b/arch/arm/cpu/armv7/cpu.c @@ -24,7 +24,7 @@ void __weak cpu_cache_initialization(void){} -int cleanup_before_linux(void) +int cleanup_before_linux_select(int flags) { /* * this function is called just before we call linux @@ -42,24 +42,30 @@ int cleanup_before_linux(void) icache_disable(); invalidate_icache_all(); - /* - * turn off D-cache - * dcache_disable() in turn flushes the d-cache and disables MMU - */ - dcache_disable(); - v7_outer_cache_disable(); + if (flags & CBL_DISABLE_CACHES) { + /* + * turn off D-cache + * dcache_disable() in turn flushes the d-cache and disables MMU + */ + dcache_disable(); + v7_outer_cache_disable(); - /* - * After D-cache is flushed and before it is disabled there may - * be some new valid entries brought into the cache. We are sure - * that these lines are not dirty and will not affect our execution. - * (because unwinding the call-stack and setting a bit in CP15 SCTLR - * is all we did during this. We have not pushed anything on to the - * stack. Neither have we affected any static data) - * So just invalidate the entire d-cache again to avoid coherency - * problems for kernel - */ - invalidate_dcache_all(); + /* + * After D-cache is flushed and before it is disabled there may + * be some new valid entries brought into the cache. We are + * sure that these lines are not dirty and will not affect our + * execution. (because unwinding the call-stack and setting a + * bit in CP15 SCTRL is all we did during this. We have not + * pushed anything on to the stack. Neither have we affected + * any static data) So just invalidate the entire d-cache again + * to avoid coherency problems for kernel + */ + invalidate_dcache_all(); + } else { + flush_dcache_all(); + invalidate_icache_all(); + icache_enable(); + } /* * Some CPU need more cache attention before starting the kernel. @@ -68,3 +74,8 @@ int cleanup_before_linux(void) return 0; } + +int cleanup_before_linux(void) +{ + return cleanup_before_linux_select(CBL_ALL); +} diff --git a/arch/arm/cpu/armv7/exynos/Kconfig b/arch/arm/cpu/armv7/exynos/Kconfig index c61442578d..3ca7128ed7 100644 --- a/arch/arm/cpu/armv7/exynos/Kconfig +++ b/arch/arm/cpu/armv7/exynos/Kconfig @@ -8,6 +8,7 @@ config TARGET_SMDKV310 select SUPPORT_SPL bool "Exynos4210 SMDKV310 board" select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_TRATS bool "Exynos4210 Trats board" @@ -28,6 +29,7 @@ config TARGET_ODROID config TARGET_ODROID_XU3 bool "Exynos5422 Odroid board" select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_ARNDALE bool "Exynos5250 Arndale board" @@ -35,31 +37,37 @@ config TARGET_ARNDALE select CPU_V7_HAS_VIRT select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_SMDK5250 bool "SMDK5250 board" select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_SNOW bool "Snow board" select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_SMDK5420 bool "SMDK5420 board" select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_PEACH_PI bool "Peach Pi board" select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_PEACH_PIT bool "Peach Pit board" select SUPPORT_SPL select OF_CONTROL + select SPL_DISABLE_OF_CONTROL endchoice diff --git a/arch/arm/cpu/armv7/s5pc1xx/Kconfig b/arch/arm/cpu/armv7/s5pc1xx/Kconfig index 04acdaad79..792ef595e4 100644 --- a/arch/arm/cpu/armv7/s5pc1xx/Kconfig +++ b/arch/arm/cpu/armv7/s5pc1xx/Kconfig @@ -7,10 +7,12 @@ choice config TARGET_S5P_GONI bool "S5P Goni board" select OF_CONTROL + select SPL_DISABLE_OF_CONTROL config TARGET_SMDKC100 bool "Support smdkc100 board" select OF_CONTROL + select SPL_DISABLE_OF_CONTROL endchoice diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index a82c8b9d44..4b2494ea37 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -223,6 +223,7 @@ int cpu_eth_init(bd_t *bis) __maybe_unused int rc; #ifdef CONFIG_MACPWR + gpio_request(CONFIG_MACPWR, "macpwr"); gpio_direction_output(CONFIG_MACPWR, 1); mdelay(200); #endif |