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arm: ls102x: add get_svr and IS_SVR_REV helper

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Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Shengzhou Liu 2015-11-20 15:52:02 +08:00 committed by York Sun
parent 1aaf3f9ae4
commit 0c028a0328
2 changed files with 13 additions and 0 deletions
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8
arch/arm/cpu/armv7/ls102xa/cpu.c
View File

@ -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)
{

5
arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
View File

@ -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_ */