mb/google/dedede/var/pirika: Add Wifi SAR for pasara

Add wifi sar for pasara

BUG=b:216411442
TEST=enable CHROMEOS_WIFI_SAR in config of coreboot,
emerge-dedede coreboot-private-files-baseboard-dedede coreboot chromeos-bootimage.

Signed-off-by: Frank Chu <Frank_Chu@pegatron.corp-partner.google.com>
Change-Id: Ida475307c8448c5c2758c289da7708484bcb89e3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61705
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Shou-Chieh Hsu <shouchieh@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>

src/mainboard/google/dedede/Kconfig.name

@@ -139,6 +139,7 @@ config BOARD_GOOGLE_PIRIKA
 	bool "->  Pirika"
 	select BOARD_GOOGLE_BASEBOARD_DEDEDE_CR50
 	select BASEBOARD_DEDEDE_LAPTOP
+	select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR
 
 config BOARD_GOOGLE_CAPPY2
 	bool "->  Cappy2"

src/mainboard/google/dedede/variants/pirika/Makefile.inc

@@ -1,3 +1,5 @@
 ## SPDX-License-Identifier: GPL-2.0-or-later
 
+ramstage-y += variant.c
+
 ramstage-y += gpio.c

src/mainboard/google/dedede/variants/pirika/variant.c

@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <ec/google/chromeec/ec.h>
+#include <sar.h>
+
+enum {
+	PIRETTE_SKU_START   = 0x1D0000,
+	PIRETTE_SKU_END     = 0x1Dffff,
+	PIRIKA_SKU_START    = 0x1E0000,
+	PIRIKA_SKU_END      = 0x1Effff,
+	PASARA_SKU_START    = 0x2A0000,
+	PASARA_SKU_END      = 0x2Affff,
+};
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	uint32_t sku_id = google_chromeec_get_board_sku();
+
+	if (sku_id >= PASARA_SKU_START && sku_id <= PASARA_SKU_END)
+		return "wifi_sar-pasara.hex";
+
+	return WIFI_SAR_CBFS_DEFAULT_FILENAME;
+}