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-rw-r--r--cpu/mpc83xx/cpu.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index c24a20f..9f55f18 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -56,30 +56,38 @@ int checkcpu(void)
switch(spridr) {
case SPR_8349E_REV10:
case SPR_8349E_REV11:
+ case SPR_8349E_REV31:
puts("MPC8349E, ");
break;
case SPR_8349_REV10:
case SPR_8349_REV11:
+ case SPR_8349_REV31:
puts("MPC8349, ");
break;
case SPR_8347E_REV10_TBGA:
case SPR_8347E_REV11_TBGA:
+ case SPR_8347E_REV31_TBGA:
case SPR_8347E_REV10_PBGA:
case SPR_8347E_REV11_PBGA:
+ case SPR_8347E_REV31_PBGA:
puts("MPC8347E, ");
break;
case SPR_8347_REV10_TBGA:
case SPR_8347_REV11_TBGA:
+ case SPR_8347_REV31_TBGA:
case SPR_8347_REV10_PBGA:
case SPR_8347_REV11_PBGA:
+ case SPR_8347_REV31_PBGA:
puts("MPC8347, ");
break;
case SPR_8343E_REV10:
case SPR_8343E_REV11:
+ case SPR_8343E_REV31:
puts("MPC8343E, ");
break;
case SPR_8343_REV10:
case SPR_8343_REV11:
+ case SPR_8343_REV31:
puts("MPC8343, ");
break;
case SPR_8360E_REV10:
@@ -109,12 +117,15 @@ int checkcpu(void)
puts("MPC8321, ");
break;
default:
- puts("Rev: Unknown\n");
- return -1; /* Not sure what this is */
+ puts("Rev: Unknown revision number.\nWarning: Unsupported cpu revision!\n");
+ return 0;
}
#if defined(CONFIG_MPC834X)
- printf("Rev: %02x at %s MHz\n", (spridr & 0x0000FFFF)>>4 |(spridr & 0x0000000F), strmhz(buf, clock));
+ /* Multiple revisons of 834x processors may have the same SPRIDR value.
+ * So use PVR to identify the revision number.
+ */
+ printf("Rev: %02x at %s MHz\n", PVR_MAJ(pvr)<<4 | PVR_MIN(pvr), strmhz(buf, clock));
#else
printf("Rev: %02x at %s MHz\n", spridr & 0x0000FFFF, strmhz(buf, clock));
#endif