From 0c028a03284aabceb89a85736e23661d6fe7915e Mon Sep 17 00:00:00 2001 From: Shengzhou Liu Date: Fri, 20 Nov 2015 15:52:02 +0800 Subject: [PATCH] arm: ls102x: add get_svr and IS_SVR_REV helper Signed-off-by: Shengzhou Liu Reviewed-by: York Sun --- arch/arm/cpu/armv7/ls102xa/cpu.c | 8 ++++++++ arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 5 +++++ 2 files changed, 13 insertions(+) diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c index 2215fe93cf..2f0df65582 100644 --- a/arch/arm/cpu/armv7/ls102xa/cpu.c +++ b/arch/arm/cpu/armv7/ls102xa/cpu.c @@ -218,6 +218,14 @@ void enable_caches(void) } #endif /* #ifndef CONFIG_SYS_DCACHE_OFF */ + +uint get_svr(void) +{ + struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + + return in_be32(&gur->svr); +} + #if defined(CONFIG_DISPLAY_CPUINFO) int print_cpuinfo(void) { diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h index 1bcdf04dd4..c12706d908 100644 --- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h +++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h @@ -11,6 +11,8 @@ #define SVR_MIN(svr) (((svr) >> 0) & 0xf) #define SVR_SOC_VER(svr) (((svr) >> 8) & 0x7ff) #define IS_E_PROCESSOR(svr) (svr & 0x80000) +#define IS_SVR_REV(svr, maj, min) \ + ((SVR_MAJ(svr) == maj) && (SVR_MIN(svr) == min)) #define SOC_VER_SLS1020 0x00 #define SOC_VER_LS1020 0x10 @@ -422,4 +424,7 @@ struct ccsr_ahci { u32 pberr; /* port 0/1 BIST error */ u32 cmds; /* port 0/1 CMD status error */ }; + +uint get_svr(void); + #endif /* __ASM_ARCH_LS102XA_IMMAP_H_ */ -- 2.25.1