This patch fixes wrong constants in the hotplug assembly code for
Exynos4 such as Russell's changing in vexpress hotplug and fixes
hard-coded control register constatns also.
Reported-by: Changhwan Youn <chaos.y...@samsung.com>
Cc: Russell King <rmk+ker...@arm.linux.org.uk>
Signed-off-by: Kukjin Kim <kgene....@samsung.com>
---
arch/arm/mach-exynos4/hotplug.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-exynos4/hotplug.c b/arch/arm/mach-exynos4/hotplug.c
index 4c42f9c..2b5909e 100644
--- a/arch/arm/mach-exynos4/hotplug.c
+++ b/arch/arm/mach-exynos4/hotplug.c
@@ -30,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
* Turn off coherency
*/
" mrc p15, 0, %0, c1, c0, 1\n"
- " bic %0, %0, #0x20\n"
+ " bic %0, %0, %3\n"
" mcr p15, 0, %0, c1, c0, 1\n"
" mrc p15, 0, %0, c1, c0, 0\n"
" bic %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 0\n"
: "=&r" (v)
- : "r" (0), "Ir" (CR_C)
+ : "r" (0), "Ir" (CR_C), "Ir" (0x40)
: "cc");
}
@@ -49,10 +49,10 @@ static inline void cpu_leave_lowpower(void)
" orr %0, %0, %1\n"
" mcr p15, 0, %0, c1, c0, 0\n"
" mrc p15, 0, %0, c1, c0, 1\n"
- " orr %0, %0, #0x20\n"
+ " orr %0, %0, %2\n"
" mcr p15, 0, %0, c1, c0, 1\n"
: "=&r" (v)
- : "Ir" (CR_C)
+ : "Ir" (CR_C), "Ir" (0x40)
: "cc");
}
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
