[coreboot-gerrit] Change in coreboot[master]: mb/google/volteer/var/volteer: add specific wifi SAR for volta

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/54051 )

Change subject: mb/google/volteer/var/volteer: add specific wifi SAR for volta
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mb/google/volteer/var/volteer: add specific wifi SAR for volta

volta will use different wifi SAR from voxel.
Using clamshell mode of fw config to decide to load volta wifi sar.

BUG=b:184820057
TEST=build and verify wifi power as expect.

Cq-Depend: chrome-internal:3824093
Signed-off-by: Sheng-Liang Pan 
Change-Id: I000aefca63346c70556688f232ca54360b3badef
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54051
Reviewed-by: Paul Fagerburg 
Reviewed-by: YH Lin 
Reviewed-by: Tim Wawrzynczak 
Tested-by: build bot (Jenkins) 
---
M src/mainboard/google/volteer/Kconfig.name
M src/mainboard/google/volteer/variants/voxel/Makefile.inc
A src/mainboard/google/volteer/variants/voxel/variant.c
3 files changed, 16 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  YH Lin: Looks good to me, but someone else must approve
  Sheng-Liang Pan: Looks good to me, but someone else must approve
  Tim Wawrzynczak: Looks good to me, approved
  Paul Fagerburg: Looks good to me, but someone else must approve

diff --git a/src/mainboard/google/volteer/Kconfig.name b/src/mainboard/google/volteer/Kconfig.name
index f445b46..c483cc9 100644
--- a/src/mainboard/google/volteer/Kconfig.name
+++ b/src/mainboard/google/volteer/Kconfig.name
@@ -65,6 +65,7 @@
 config BOARD_GOOGLE_VOXEL
    bool "-> Voxel"
    select BOARD_GOOGLE_BASEBOARD_VOLTEER
+	select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR

config BOARD_GOOGLE_ELEMI
    bool "-> Elemi"
diff --git a/src/mainboard/google/volteer/variants/voxel/Makefile.inc b/src/mainboard/google/volteer/variants/voxel/Makefile.inc
index 3488dc6..310a99c 100644
--- a/src/mainboard/google/volteer/variants/voxel/Makefile.inc
+++ b/src/mainboard/google/volteer/variants/voxel/Makefile.inc
@@ -6,3 +6,4 @@

ramstage-y += gpio.c
 ramstage-y += ramstage.c
+ramstage-y += variant.c
diff --git a/src/mainboard/google/volteer/variants/voxel/variant.c b/src/mainboard/google/volteer/variants/voxel/variant.c
new file mode 100644
index 0000000..70fa3a0
--- /dev/null
+++ b/src/mainboard/google/volteer/variants/voxel/variant.c
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <fw_config.h>
+#include <sar.h>
+
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	const char *filename = NULL;
+
+	if (fw_config_probe(FW_CONFIG(TABLETMODE, TABLETMODE_DISABLED)))
+		filename = "wifi_sar-volta.hex";
+
+	return filename;
+}