show correct soc version infomation.
Signed-off-by: Frank Li <[email protected]>
---
arch/arm/mach-imx/anatop.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c
index 231bb25..23a4fc1 100644
--- a/arch/arm/mach-imx/anatop.c
+++ b/arch/arm/mach-imx/anatop.c
@@ -151,7 +151,14 @@ void __init imx_init_revision_from_anatop(void)
revision = IMX_CHIP_REVISION_1_5;
break;
default:
- revision = IMX_CHIP_REVISION_UNKNOWN;
+ /*
+ * Fail back to return raw register value instead of 0xff.
+ * It will be easy know version information in SOC if it
+ * can't recongized by known version. And some chip like
+ * i.MX7D soc digprog value match linux version format,
+ * needn't map again and direct use register value.
+ */
+ revision = digprog & 0xff;
}
mxc_set_cpu_type(digprog >> 16 & 0xff);
--
2.5.2
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