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authorMorris Hsu <morris-hsu@quanta.corp-partner.google.com>2023-03-20 15:29:09 +0800
committerEric Lai <eric_lai@quanta.corp-partner.google.com>2023-03-22 05:33:11 +0000
commit2cd0e20929f56924dc719014a13513c2b9d2727c (patch)
treeabda332a5684e9983c1698f19728fa5e99ec5b87
parent06562ea5e9c58faece88ffe17bb54d00e48590bf (diff)
mb/google/dedede/var/magolor: Add FW_CONFIG probe for EXT_VR
Add FW_CONFIG probe for absent ANPEC APW8738BQBI IC on magolor. BUG=b:223687184 TEST=emerge-dedede coreboot chromeos-bootimage and pass suspend_test and firmware_ConsecutiveBoot test Change-Id: I47ad313c4a14edb687913698986df9ece6cd721d Signed-off-by: Morris Hsu <morris-hsu@quanta.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/73833 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/google/dedede/variants/magolor/Makefile.inc1
-rw-r--r--src/mainboard/google/dedede/variants/magolor/ramstage.c14
2 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/magolor/Makefile.inc b/src/mainboard/google/dedede/variants/magolor/Makefile.inc
index f2cbf8d8e0..3151ca3ae7 100644
--- a/src/mainboard/google/dedede/variants/magolor/Makefile.inc
+++ b/src/mainboard/google/dedede/variants/magolor/Makefile.inc
@@ -2,5 +2,6 @@
ramstage-$(CONFIG_FW_CONFIG) += variant.c
ramstage-y += gpio.c
+ramstage-y += ramstage.c
$(call add_vbt_to_cbfs, vbt_magister.bin, magister-data.vbt)
diff --git a/src/mainboard/google/dedede/variants/magolor/ramstage.c b/src/mainboard/google/dedede/variants/magolor/ramstage.c
new file mode 100644
index 0000000000..5a671b9c63
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/magolor/ramstage.c
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#include <baseboard/variants.h>
+#include <fw_config.h>
+#include <soc/soc_chip.h>
+static void ext_vr_update(void)
+{
+ struct soc_intel_jasperlake_config *cfg = config_of_soc();
+ if (fw_config_probe(FW_CONFIG(EXT_VR, EXT_VR_ABSENT)))
+ cfg->disable_external_bypass_vr = 1;
+}
+void variant_devtree_update(void)
+{
+ ext_vr_update();
+}