diff mbox

[U-Boot,1/2] ls102x: add soc version function

Message ID 1447927042-26592-1-git-send-email-Shengzhou.Liu@freescale.com
State Superseded
Delegated to: York Sun
Headers show

Commit Message

Shengzhou Liu Nov. 19, 2015, 9:57 a.m. UTC 
Add get_svr_ver_major() and get_svr_ver_minor() helper.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
---
 arch/arm/cpu/armv7/ls102xa/cpu.c                  | 14 ++++++++++++++
 arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h |  3 +++
 2 files changed, 17 insertions(+)
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Patch

diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c
index 14ae2a3..9253ea3 100644
--- a/arch/arm/cpu/armv7/ls102xa/cpu.c
+++ b/arch/arm/cpu/armv7/ls102xa/cpu.c
@@ -209,6 +209,20 @@  void enable_caches(void)
 }
 #endif /* #ifndef CONFIG_SYS_DCACHE_OFF */
 
+u32 get_svr_ver_major(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+
+	return SVR_MAJ(in_be32(&gur->svr));
+}
+
+u32 get_svr_ver_minor(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+
+	return SVR_MIN(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 c59c93a..4a996b8 100644
--- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
+++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
@@ -427,4 +427,7 @@  struct ccsr_ahci {
 	u32 pberr;	/* port 0/1 BIST error */
 	u32 cmds;	/* port 0/1 CMD status error */
 };
+
+u32 get_svr_ver_major(void);
+u32 get_svr_ver_minor(void);
 #endif	/* __ASM_ARCH_LS102XA_IMMAP_H_ */