Jianeng Ceng has uploaded this change for review.
mb/google/nissa/var/anraggar: add FW config to apply the wifi sar
1.In contrast to the MediaTek Wi-Fi module, the Intel Wi-Fi module needs to load a SAR table.
2.Describe the FW_CONFIG probe for the settings.
- WIFI_6 for MTK Wi-Fi module MT7921L
- WIFI_6E for Intel Wi-Fi module AX211NGW
BRANCH=firmware-nissa-15217.B
BUG=b:315418153
TEST=emerge-nissa coreboot
Change-Id: I37e8adc3de02707b2df541cc5e6f88083554eeb4
Signed-off-by: cengjianeng <cengjianeng@huaqin.corp-partner.google.com>
---
M src/mainboard/google/brya/variants/anraggar/overridetree.cb
M src/mainboard/google/brya/variants/anraggar/variant.c
2 files changed, 17 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/58/79858/1
diff --git a/src/mainboard/google/brya/variants/anraggar/overridetree.cb b/src/mainboard/google/brya/variants/anraggar/overridetree.cb
index a95c763..1685e64 100644
--- a/src/mainboard/google/brya/variants/anraggar/overridetree.cb
+++ b/src/mainboard/google/brya/variants/anraggar/overridetree.cb
@@ -1,3 +1,11 @@
+fw_config
+ field WIFI 10 11
+ option UNKNOWN 0
+ option WIFI_6 1
+ option WIFI_6E 2
+ end
+end
+
chip soc/intel/alderlake
register "sagv" = "SaGv_Enabled"
diff --git a/src/mainboard/google/brya/variants/anraggar/variant.c b/src/mainboard/google/brya/variants/anraggar/variant.c
index 4f44c38..5924085 100644
--- a/src/mainboard/google/brya/variants/anraggar/variant.c
+++ b/src/mainboard/google/brya/variants/anraggar/variant.c
@@ -1,8 +1,16 @@
/* SPDX-License-Identifier: GPL-2.0-only */
+#include <console/console.h>
+#include <fw_config.h>
#include <sar.h>
const char *get_wifi_sar_cbfs_filename(void)
{
- return "wifi_sar_2.hex";
+ if (fw_config_probe(FW_CONFIG(WIFI, WIFI_6E))) {
+ printk(BIOS_INFO, "Use wifi_sar_2.hex for Intel WiFi module AX211.\n");
+ return "wifi_sar_2.hex";
+ }
+
+ printk(BIOS_INFO, "Intel WiFi module AX211 not used, return NULL!\n");
+ return NULL;
}
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