Change in coreboot[master]: ec/google: Add command to fetch SKU ID from EC

[Patrick Georgi (Code Review)]

Patrick Georgi has uploaded this change for review. ( https://review.coreboot.org/20946

Change subject: ec/google: Add command to fetch SKU ID from EC
......................................................................

ec/google: Add command to fetch SKU ID from EC

BUG=b:64468585
BRANCH=none
TEST=with the other sku-id related patches applied, coreboot obtains the
right SKU ID from EC

Change-Id: I82e324407b4b96495a3eb3d4caf110f9eae05116
Signed-off-by: Patrick Georgi 
---
M src/ec/google/chromeec/ec.c
M src/ec/google/chromeec/ec.h
2 files changed, 19 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/46/20946/1

diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index 2efc66a..3c17f8f 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -386,6 +386,24 @@
    return board_v.board_version;
 }

+u32 google_chromeec_get_sku_id(void)
+{
+	struct chromeec_command cmd;
+	struct ec_response_sku_id board_v;
+
+	cmd.cmd_code = EC_CMD_GET_SKU_ID;
+	cmd.cmd_version = 0;
+	cmd.cmd_size_in = 0;
+	cmd.cmd_size_out = sizeof(board_v);
+	cmd.cmd_data_out = &board_v;
+	cmd.cmd_dev_index = 0;
+
+	if (google_chromeec_command(&cmd) != 0)
+		return 0;
+
+	return board_v.sku_id;
+}
+
 int google_chromeec_vbnv_context(int is_read, uint8_t *data, int len)
 {
    struct chromeec_command cec_cmd;
diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h
index b2b63e8..60d5a32 100644
--- a/src/ec/google/chromeec/ec.h
+++ b/src/ec/google/chromeec/ec.h
@@ -49,6 +49,7 @@
 int google_chromeec_check_feature(int feature);
 uint8_t google_chromeec_calc_checksum(const uint8_t *data, int size);
 u16 google_chromeec_get_board_version(void);
+u32 google_chromeec_get_sku_id(void);
 u32 google_chromeec_get_events_b(void);
 int google_chromeec_clear_events_b(u32 mask);
 int google_chromeec_kbbacklight(int percent);