[U-Boot] [PATCH v2] mx6: Read silicon revision from register

Fabio Estevam fabio.estevam at freescale.com
Tue Mar 13 15:18:30 CET 2012


Instead of hardcoding the mx6 silicon revision, read it from the proper register.

Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v1:
- Fix typo on Subject
 arch/arm/cpu/armv7/mx6/soc.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index 2ac74b5..639bf30 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -32,7 +32,8 @@
 
 u32 get_cpu_rev(void)
 {
-	int system_rev = 0x61000 | CHIP_REV_1_0;
+	int reg = readl(ANATOP_BASE_ADDR + 0x260) & 0xFF;
+	int system_rev = 0x61000 | 0x10 + reg;
 
 	return system_rev;
 }
-- 
1.7.1




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