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authorAndre Przywara <andre.przywara@arm.com>2017-02-16 01:20:21 +0000
committerJagan Teki <jagan@amarulasolutions.com>2017-04-05 15:03:17 +0530
commit85db5831ad4b62719775ff0fd0918a944755b967 (patch)
tree3fedd00444ea4d6e9d0195c5fb5826a290056f35 /arch/arm
parent4d24e5f175fee197cb39027de9048a8c18fa6dba (diff)
sunxi: simplify ACTLR.SMP bit set #ifdef
Instead of enumerating all SoC families that need that bit set, let's just express this more clearly: The SMP bits needs to be set on SMP capable ARMv7 CPUs. It's much easier in Kconfig to express it the other way round, so we use ! CPU_IS_UP and ! ARM64. Signed-off-by: Andre Przywara <andre.przywara@arm.com> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/Kconfig4
-rw-r--r--arch/arm/mach-sunxi/board.c5
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e644ee3e18..7b20750662 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -214,6 +214,10 @@ config ENABLE_ARM_SOC_BOOT0_HOOK
ARM_SOC_BOOT0_HOOK which contains the required assembler
preprocessor code.
+config ARM_CORTEX_CPU_IS_UP
+ bool
+ default n
+
config USE_ARCH_MEMCPY
bool "Use an assembly optimized implementation of memcpy"
default y
diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index 58fbacb774..fdcf68e93b 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -180,10 +180,7 @@ void s_init(void)
/* No H3 BSP, boot0 seems to not modify SUNXI_SRAMC_BASE + 0x44 */
#endif
-#if defined CONFIG_MACH_SUN6I || \
- defined CONFIG_MACH_SUN7I || \
- defined CONFIG_MACH_SUN8I || \
- defined CONFIG_MACH_SUN9I
+#if !defined(CONFIG_ARM_CORTEX_CPU_IS_UP) && !defined(CONFIG_ARM64)
/* Enable SMP mode for CPU0, by setting bit 6 of Auxiliary Ctl reg */
asm volatile(
"mrc p15, 0, r0, c1, c0, 1\n"