From 5d845f2758d86f9287e2ac3d48fdcbe80ad1d21b Mon Sep 17 00:00:00 2001 From: Minkyu Kang Date: Mon, 16 May 2011 19:45:54 +0900 Subject: S5PC2XX: Support the cpu revision S5PC210 SoC have two cpu revisions, and have some difference. So, support the cpu revision for each revision. Signed-off-by: Minkyu Kang Signed-off-by: Kyungmin Park --- arch/arm/include/asm/arch-s5pc2xx/cpu.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-s5pc2xx/cpu.h b/arch/arm/include/asm/arch-s5pc2xx/cpu.h index d56ee80..f9015c7 100644 --- a/arch/arm/include/asm/arch-s5pc2xx/cpu.h +++ b/arch/arm/include/asm/arch-s5pc2xx/cpu.h @@ -51,6 +51,12 @@ #include /* CPU detection macros */ extern unsigned int s5p_cpu_id; +extern unsigned int s5p_cpu_rev; + +static inline int s5p_get_cpu_rev(void) +{ + return s5p_cpu_rev; +} static inline void s5p_set_cpu_id(void) { @@ -61,8 +67,12 @@ static inline void s5p_set_cpu_id(void) * 0xC200: S5PC210 EVT0 * 0xC210: S5PC210 EVT1 */ - if (s5p_cpu_id == 0xC200) + if (s5p_cpu_id == 0xC200) { s5p_cpu_id |= 0x10; + s5p_cpu_rev = 0; + } else if (s5p_cpu_id == 0xC210) { + s5p_cpu_rev = 1; + } } #define IS_SAMSUNG_TYPE(type, id) \ -- cgit v1.1