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authorRichard Zhao <richard.zhao@freescale.com>2011-02-18 13:26:30 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2011-02-21 17:36:11 +0100
commit503e1639654b5a7ef80557985fef8a36a785b9e1 (patch)
tree264c908e7a30f5320c0e7ef4d84adb0eaf5a40d8
parentARM: imx53_smd add uncompress print (diff)
downloadlinux-503e1639654b5a7ef80557985fef8a36a785b9e1.tar.xz
linux-503e1639654b5a7ef80557985fef8a36a785b9e1.zip
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>
-rw-r--r--arch/arm/mach-mx5/cpu.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index d40671da4372..df46b5e60857 100644
--- 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;
+ }
}
/*