mb/google/nissa/var/pujjoga: Add wifi sar table

Add AX211 and AX203 wifi sar table for pujjoga wifi sar config.
Use fw_config to separate different wifi card settings.

WIFI_SAR_TABLE_AX211:	0
WIFI_SAR_TABLE_AX203:	1

BUG=b:336167281
Test=emerge-nissa coreboot

Change-Id: If0f542cb13e93e99960bf65d616b26cee7617a43
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82702
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 17facbc..a1ae043 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -418,6 +418,7 @@
 config BOARD_GOOGLE_PUJJOGA
 	select BOARD_GOOGLE_BASEBOARD_NISSA
 	select DRIVERS_GENERIC_GPIO_KEYS
+	select CHROMEOS_WIFI_SAR if CHROMEOS
 
 config BOARD_GOOGLE_QUANDISO
 	select BOARD_GOOGLE_BASEBOARD_NISSA
diff --git a/src/mainboard/google/brya/variants/pujjoga/Makefile.mk b/src/mainboard/google/brya/variants/pujjoga/Makefile.mk
index 8ae0e3b..e04a887 100644
--- a/src/mainboard/google/brya/variants/pujjoga/Makefile.mk
+++ b/src/mainboard/google/brya/variants/pujjoga/Makefile.mk
@@ -4,4 +4,5 @@
 romstage-y += gpio.c
 
 ramstage-$(CONFIG_FW_CONFIG) += fw_config.c
+ramstage-y += variant.c
 ramstage-y += gpio.c
diff --git a/src/mainboard/google/brya/variants/pujjoga/overridetree.cb b/src/mainboard/google/brya/variants/pujjoga/overridetree.cb
index 26eb32a..a8b9a7e 100644
--- a/src/mainboard/google/brya/variants/pujjoga/overridetree.cb
+++ b/src/mainboard/google/brya/variants/pujjoga/overridetree.cb
@@ -4,6 +4,10 @@
 		option LTE_PRESENT		1
 		option 5G_PRESENT		2
 	end
+	field WIFI_SAR_ID 13 16
+		option WIFI_SAR_TABLE_AX211	0
+		option WIFI_SAR_TABLE_AX203	1
+	end
 end
 
 chip soc/intel/alderlake
diff --git a/src/mainboard/google/brya/variants/pujjoga/variant.c b/src/mainboard/google/brya/variants/pujjoga/variant.c
new file mode 100644
index 0000000..c4a6fac
--- /dev/null
+++ b/src/mainboard/google/brya/variants/pujjoga/variant.c
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <fw_config.h>
+#include <sar.h>
+
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	return get_wifi_sar_fw_config_filename(FW_CONFIG_FIELD(WIFI_SAR_ID));
+}