[coreboot-gerrit] Change in coreboot[master]: ec/google/chromeec: add SSFC CBI support

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/48791 )

Change subject: ec/google/chromeec: add SSFC CBI support
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ec/google/chromeec: add SSFC CBI support

An API is added to get SSFC value from cros EC.

BUG=b:174118027
BRANCH=octopus
TEST=check SSFC value from EC is correct compared to value in CBI

Change-Id: Ifd521514bbc2e90c789f3760b72e8326e614e2b1
Signed-off-by: Marco Chen 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48791
Tested-by: build bot (Jenkins) 
Reviewed-by: Jett Rink 
Reviewed-by: Zhuohao Lee 
---
M src/ec/google/chromeec/ec.c
M src/ec/google/chromeec/ec.h
2 files changed, 6 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Zhuohao Lee: Looks good to me, approved
  Jett Rink: Looks good to me, but someone else must approve

diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index 26c6054..0915833 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -863,6 +863,11 @@
    return cbi_get_uint32(version, CBI_TAG_BOARD_VERSION);
 }

+int google_chromeec_cbi_get_ssfc(uint32_t *ssfc)
+{
+	return cbi_get_uint32(ssfc, CBI_TAG_SSFC);
+}
+
 static int cbi_get_string(char *buf, size_t bufsize, uint32_t tag)
 {
    struct ec_params_get_cbi params = {
diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h
index c3c456f..7c41f04 100644
--- a/src/ec/google/chromeec/ec.h
+++ b/src/ec/google/chromeec/ec.h
@@ -89,6 +89,7 @@
 /* version may be stored in CBI as a smaller integer width, but the EC code
    handles it correctly. */
 int google_chromeec_cbi_get_board_version(uint32_t *version);
+int google_chromeec_cbi_get_ssfc(uint32_t *ssfc);

#define CROS_SKU_UNKNOWN	0xFFFFFFFF
 #define CROS_SKU_UNPROVISIONED	0x7FFFFFFF