According to iMX6DQ RM, the minor field (low 8 bits) in DIGPROG is not aligned on silicon revision 1.3. So update get_cpu_rev to correct the revision.
0x00630002 Silicon revision 1.2 0x00630005 Silicon revision 1.3 0x00630006 Silicon revision 1.6
Signed-off-by: Ye Li ye.li@nxp.com Reviewed-by: Peng Fan peng.fan@nxp.com --- arch/arm/mach-imx/mx6/soc.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c index e80f1d4..4084ab7 100644 --- a/arch/arm/mach-imx/mx6/soc.c +++ b/arch/arm/mach-imx/mx6/soc.c @@ -95,6 +95,11 @@ u32 get_cpu_rev(void) type = MXC_CPU_MX6DP; } reg &= 0xff; /* mx6 silicon revision */ + + /* For 6DQ, the value 0x00630005 is Silicon revision 1.3*/ + if (((type == MXC_CPU_MX6Q) || (type == MXC_CPU_MX6D)) && (reg == 0x5)) + reg = 0x3; + return (type << 12) | (reg + (0x10 * (major + 1))); }