[POWERPC] 4xx: Workaround for the 440EP(x)/GR(x) processors identical PVR issue.

[deliverable/linux.git] / arch / powerpc / kernel / cputable.c

diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index d3fb7d0c6c1c255b3569dc845a671962d0e5393f..9ed351f3c96625dd6e4862cb7c40bc5d1393a8bd 100644 (file)
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -1104,6 +1104,16 @@ static struct cpu_spec __initdata cpu_specs[] = {
        {
                .pvr_mask               = 0xf0000fff,
                .pvr_value              = 0x40000850,
+               .cpu_name               = "440GR Rev. A",
+               .cpu_features           = CPU_FTRS_44X,
+               .cpu_user_features      = COMMON_USER_BOOKE,
+               .icache_bsize           = 32,
+               .dcache_bsize           = 32,
+               .platform               = "ppc440",
+       },
+       { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
+               .pvr_mask               = 0xf0000fff,
+               .pvr_value              = 0x40000858,
                .cpu_name               = "440EP Rev. A",
                .cpu_features           = CPU_FTRS_44X,
                .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
@@ -1115,28 +1125,27 @@ static struct cpu_spec __initdata cpu_specs[] = {
        {
                .pvr_mask               = 0xf0000fff,
                .pvr_value              = 0x400008d3,
-               .cpu_name               = "440EP Rev. B",
+               .cpu_name               = "440GR Rev. B",
                .cpu_features           = CPU_FTRS_44X,
                .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
                .icache_bsize           = 32,
                .dcache_bsize           = 32,
-               .cpu_setup              = __setup_cpu_440ep,
                .platform               = "ppc440",
        },
-       { /* 440EPX */
-               .pvr_mask               = 0xf0000ffb,
-               .pvr_value              = 0x200008D0,
-               .cpu_name               = "440EPX",
+       { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
+               .pvr_mask               = 0xf0000fff,
+               .pvr_value              = 0x400008db,
+               .cpu_name               = "440EP Rev. B",
                .cpu_features           = CPU_FTRS_44X,
                .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
                .icache_bsize           = 32,
                .dcache_bsize           = 32,
-               .cpu_setup              = __setup_cpu_440epx,
+               .cpu_setup              = __setup_cpu_440ep,
                .platform               = "ppc440",
        },
        { /* 440GRX */
                .pvr_mask               = 0xf0000ffb,
-               .pvr_value              = 0x200008D8,
+               .pvr_value              = 0x200008D0,
                .cpu_name               = "440GRX",
                .cpu_features           = CPU_FTRS_44X,
                .cpu_user_features      = COMMON_USER_BOOKE,
@@ -1145,6 +1154,17 @@ static struct cpu_spec __initdata cpu_specs[] = {
                .cpu_setup              = __setup_cpu_440grx,
                .platform               = "ppc440",
        },
+       { /* Use logical PVR for 440EPx (logical pvr = pvr | 0x8) */
+               .pvr_mask               = 0xf0000ffb,
+               .pvr_value              = 0x200008D8,
+               .cpu_name               = "440EPX",
+               .cpu_features           = CPU_FTRS_44X,
+               .cpu_user_features      = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
+               .icache_bsize           = 32,
+               .dcache_bsize           = 32,
+               .cpu_setup              = __setup_cpu_440epx,
+               .platform               = "ppc440",
+       },
        {       /* 440GP Rev. B */
                .pvr_mask               = 0xf0000fff,
                .pvr_value              = 0x40000440,