diff options
Diffstat (limited to 'src/soc/intel/baytrail')
| -rw-r--r-- | src/soc/intel/baytrail/include/soc/lpc.h | 3 | ||||
| -rw-r--r-- | src/soc/intel/baytrail/ramstage.c | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/src/soc/intel/baytrail/include/soc/lpc.h b/src/soc/intel/baytrail/include/soc/lpc.h index 97de16fc87..b3fa6de98d 100644 --- a/src/soc/intel/baytrail/include/soc/lpc.h +++ b/src/soc/intel/baytrail/include/soc/lpc.h @@ -33,6 +33,8 @@ #define RID_A_STEPPING_START 1 #define RID_B_STEPPING_START 5 #define RID_C_STEPPING_START 0xe +#define RID_D_STEPPING_START 0x11 + enum baytrail_stepping { STEP_A0, STEP_A1, @@ -41,6 +43,7 @@ enum baytrail_stepping { STEP_B2, STEP_B3, STEP_C0, + STEP_D0, }; /* Registers behind the RCBA_BASE_ADDRESS bar. */ diff --git a/src/soc/intel/baytrail/ramstage.c b/src/soc/intel/baytrail/ramstage.c index 4a839db4aa..c0cdd23a2b 100644 --- a/src/soc/intel/baytrail/ramstage.c +++ b/src/soc/intel/baytrail/ramstage.c @@ -70,7 +70,7 @@ static inline void fill_in_msr(msr_t *msr, int idx) } static const char *stepping_str[] = { - "A0", "A1", "B0", "B1", "B2", "B3", "C0" + "A0", "A1", "B0", "B1", "B2", "B3", "C0", "D0", }; static void fill_in_pattrs(void) @@ -83,7 +83,10 @@ static void fill_in_pattrs(void) dev = dev_find_slot(0, PCI_DEVFN(LPC_DEV, LPC_FUNC)); attrs->revid = pci_read_config8(dev, REVID); /* The revision to stepping IDs have two values per metal stepping. */ - if (attrs->revid >= RID_C_STEPPING_START) { + if (attrs->revid >= RID_D_STEPPING_START) { + attrs->stepping = (attrs->revid - RID_D_STEPPING_START) / 2; + attrs->stepping += STEP_D0; + } else if (attrs->revid >= RID_C_STEPPING_START) { attrs->stepping = (attrs->revid - RID_C_STEPPING_START) / 2; attrs->stepping += STEP_C0; } else if (attrs->revid >= RID_B_STEPPING_START) { |