mb/google/octopus: Add custom SAR value for Vortininja

Vortininja needs different SAR values than meep. Use sku-id to load SAR values.

BUG=b:138261454
BRANCH=octopus
TEST=build and verified SAR values by sku id

Change-Id: I7b3ab51e1d6cada4faaba1b9d72bd9eacf6b04dd
Signed-off-by: Wisley Chen <wisley.chen@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34653
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>

src/mainboard/google/octopus/variants/meep/include/variant/sku.h

@@ -17,7 +17,10 @@
 #define __MAINBOARD_SKU_H__
 
 enum {
-
+	SKU_4_VORTININJA = 4, /* Stylus + rear camera */
+	SKU_5_VORTININJA = 5, /* Stylus + no rear camera */
+	SKU_6_VORTININJA = 6, /* no Stylus + rear camera */
+	SKU_7_VORTININJA = 7, /* no Stylus + no rear camera */
 	SKU_33_DORP = 33, /* HDMI */
 	SKU_34_DORP = 34, /* HDMI+Kblight */
 	SKU_35_DORP = 35, /* HDMI+TS */

src/mainboard/google/octopus/variants/meep/variant.c

@@ -17,6 +17,23 @@
 #include <drivers/intel/gma/opregion.h>
 #include <baseboard/variants.h>
 #include <variant/sku.h>
+#include <sar.h>
+
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	const char *filename = NULL;
+	uint32_t sku_id = get_board_sku();
+
+	switch (sku_id) {
+	case SKU_4_VORTININJA:
+	case SKU_5_VORTININJA:
+	case SKU_6_VORTININJA:
+	case SKU_7_VORTININJA:
+		filename = "wifi_sar-vortininja.hex";
+		break;
+	}
+	return filename;
+}
 
 const char *mainboard_vbt_filename(void)
 {