[coreboot-gerrit] Change in coreboot[master]: google/snappy: Update EC keyboard backlight flag by SKU ID

[Kevin Chiu (Code Review)]

Kevin Chiu has uploaded this change for review. ( https://review.coreboot.org/21400

Change subject: google/snappy: Update EC keyboard backlight flag by SKU ID
......................................................................

google/snappy: Update EC keyboard backlight flag by SKU ID

Set SKU ID by ec command EC_CMD_SET_SKU_ID to update EC keyboard backlight
flag.

BUG=none
BRANCH=reef
TEST=emerge-snappy coreboot
Change-Id: I1153aa0b89250c55f311dd93a01fcef47afd7292
Signed-off-by: Kevin Chiu 
---
M src/ec/google/chromeec/ec.c
M src/ec/google/chromeec/ec.h
M src/ec/google/chromeec/ec_commands.h
M src/mainboard/google/reef/mainboard.c
4 files changed, 36 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/21400/1

diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index 4d47982..c382849 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -263,6 +263,29 @@
    return r.flags[feature / 32] & EC_FEATURE_MASK_0(feature);
 }

+int google_chromeec_set_sku_id(int skuid)
+{
+	struct chromeec_command cmd;
+	struct ec_params_set_sku_id set_skuid = {
+		.sku_id = skuid
+	};
+
+	printk(BIOS_DEBUG, "DBG: google_chromeec_set_sku_id: %d\n", skuid);
+
+	cmd.cmd_code = EC_CMD_GET_SKU_ID;
+	cmd.cmd_version = 0;
+	cmd.cmd_size_in = sizeof(set_skuid);
+	cmd.cmd_data_in = &set_skuid;
+	cmd.cmd_data_out = NULL;
+	cmd.cmd_size_out = 0;
+	cmd.cmd_dev_index = 0;
+
+	if (google_chromeec_command(&cmd) != 0)
+		return -1;
+
+	return 0;
+}
+
 #if IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC_RTC)
 int rtc_get(struct rtc_time *time)
 {
diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h
index 60d5a32..59dae89 100644
--- a/src/ec/google/chromeec/ec.h
+++ b/src/ec/google/chromeec/ec.h
@@ -47,6 +47,7 @@
 void google_chromeec_check_pd_image(int expected_type);

int google_chromeec_check_feature(int feature);
+int google_chromeec_set_sku_id(int skuid);
 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);
diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h
index 46ab905..6ce5db5 100644
--- a/src/ec/google/chromeec/ec_commands.h
+++ b/src/ec/google/chromeec/ec_commands.h
@@ -1129,6 +1129,13 @@
 };

/*****************************************************************************/
+/* set sku id */
+#define EC_CMD_GET_SKU_ID  0x0F
+struct ec_params_set_sku_id {
+        uint32_t sku_id;
+} __packed;
+
+/*****************************************************************************/
 /* Flash commands */

/* Get flash info */
diff --git a/src/mainboard/google/reef/mainboard.c b/src/mainboard/google/reef/mainboard.c
index c6b1997..a2d3f81 100644
--- a/src/mainboard/google/reef/mainboard.c
+++ b/src/mainboard/google/reef/mainboard.c
@@ -28,6 +28,9 @@
 #include <vendorcode/google/chromeos/chromeos.h>
 #include <variant/ec.h>
 #include <variant/gpio.h>
+#include <ec/google/chromeec/ec.h>
+
+static int board_sku(void);

static void mainboard_init(void *chip_info)
 {
@@ -38,6 +41,8 @@
    boardid = board_id();
    printk(BIOS_INFO, "Board ID: %d\n", boardid);

+	google_chromeec_set_sku_id(board_sku());
+
    pads = variant_gpio_table(&num);
    gpio_configure_pads(pads, num);