[coreboot-gerrit] Change in coreboot[master]: mb/google/volteer: Add variant_devtree_update

[Chen Wisley (Code Review)]

Hello Wisley Chen,

I'd like you to do a code review. Please visit

https://review.coreboot.org/c/coreboot/+/47354

to review the following change.

Change subject: mb/google/volteer: Add variant_devtree_update
......................................................................

mb/google/volteer: Add variant_devtree_update

Add variant_devtree_update() to override devicetree setting.

BUG=none
BRANCH=volteer
TEST=emerge-volteer coreboot

Signed-off-by: Wisley Chen 
Change-Id: Ida87617669e6c843b48427e87e9bb154a5df7d9e
---
M src/mainboard/google/volteer/mainboard.c
M src/mainboard/google/volteer/variants/baseboard/include/baseboard/variants.h
2 files changed, 9 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/54/47354/1

diff --git a/src/mainboard/google/volteer/mainboard.c b/src/mainboard/google/volteer/mainboard.c
index acba972..77f9f57 100644
--- a/src/mainboard/google/volteer/mainboard.c
+++ b/src/mainboard/google/volteer/mainboard.c
@@ -64,6 +64,11 @@
    }
 }

+void __weak variant_devtree_update(void)
+{
+	/* Override dev tree settings per board */
+}
+
 static void mainboard_init(struct device *dev)
 {
    mainboard_ec_init();
@@ -114,6 +119,7 @@
    	cfg->gpio_override_pm = 1;
    	memset(cfg->gpio_pm, 0, sizeof(cfg->gpio_pm));
    }
+	variant_devtree_update();
 }

static void mainboard_chip_init(void *chip_info)
diff --git a/src/mainboard/google/volteer/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/volteer/variants/baseboard/include/baseboard/variants.h
index 8408198..4d5dc87 100644
--- a/src/mainboard/google/volteer/variants/baseboard/include/baseboard/variants.h
+++ b/src/mainboard/google/volteer/variants/baseboard/include/baseboard/variants.h
@@ -21,4 +21,7 @@
 const struct ddr_memory_cfg *variant_memory_params(void);
 int variant_memory_sku(void);

+/* Modify devictree settings during ramstage. */
+void variant_devtree_update(void);
+
 #endif /* __BASEBOARD_VARIANTS_H__ */