lynxpoint: Update LPT-LP PM settings
- updates from 1.6.0 ref code
- remove the step comments as they are no longer even close
- add constants for LPT revisions
build and boot on Falco
Check that RCBA+2300[1] is set:
> mmio_read32 0xfed1e300
0x00000002
Change-Id: I8b3c5fda3f3170455699a7834239cb991603e7a8
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/59821
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/4326
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
diff --git a/src/southbridge/intel/lynxpoint/pch.h b/src/southbridge/intel/lynxpoint/pch.h
index 8ef7918..70bfee0 100644
--- a/src/southbridge/intel/lynxpoint/pch.h
+++ b/src/southbridge/intel/lynxpoint/pch.h
@@ -53,6 +53,13 @@
#define PCH_TYPE_LPT_LP 0x9c
/* PCH stepping values for LPC device */
+#define LPT_H_STEP_B0 0x02
+#define LPT_H_STEP_C0 0x03
+#define LPT_H_STEP_C1 0x04
+#define LPT_H_STEP_C2 0x05
+#define LPT_LP_STEP_B0 0x02
+#define LPT_LP_STEP_B1 0x03
+#define LPT_LP_STEP_B2 0x04
/*
* It does not matter where we put the SMBus I/O base, as long as we