ARM: imx53: correct Silicon Revision definition following fuse map

Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index d40671da4372a09a0e043a48bd1f6a8c7c44e60b..df46b5e60857c5fd4df9c3b2ac7f0594bc25aa4c 100644 (file)
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -78,11 +78,16 @@ static int get_mx53_srev(void)
        void __iomem *iim_base = MX51_IO_ADDRESS(MX53_IIM_BASE_ADDR);
        u32 rev = readl(iim_base + IIM_SREV) & 0xff;
 
-       if (rev == 0x0)
+       switch (rev) {
+       case 0x0:
                return IMX_CHIP_REVISION_1_0;
-       else if (rev == 0x10)
+       case 0x2:
                return IMX_CHIP_REVISION_2_0;
-       return 0;
+       case 0x3:
+               return IMX_CHIP_REVISION_2_1;
+       default:
+               return IMX_CHIP_REVISION_UNKNOWN;
+       }
 }
 
 /*