ARM: EXYNOS4: Fix wrong constants in the hotplug assembly code.
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.youn@samsung.com> Cc: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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@ -30,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
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* Turn off coherency
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*/
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" mrc p15, 0, %0, c1, c0, 1\n"
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" bic %0, %0, #0x20\n"
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" bic %0, %0, %3\n"
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" mcr p15, 0, %0, c1, c0, 1\n"
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" mrc p15, 0, %0, c1, c0, 0\n"
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" bic %0, %0, %2\n"
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" mcr p15, 0, %0, c1, c0, 0\n"
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: "=&r" (v)
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: "r" (0), "Ir" (CR_C)
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: "r" (0), "Ir" (CR_C), "Ir" (0x40)
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: "cc");
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}
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@ -49,10 +49,10 @@ static inline void cpu_leave_lowpower(void)
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" orr %0, %0, %1\n"
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" mcr p15, 0, %0, c1, c0, 0\n"
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" mrc p15, 0, %0, c1, c0, 1\n"
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" orr %0, %0, #0x20\n"
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" orr %0, %0, %2\n"
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" mcr p15, 0, %0, c1, c0, 1\n"
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: "=&r" (v)
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: "Ir" (CR_C)
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: "Ir" (CR_C), "Ir" (0x40)
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: "cc");
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}
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