From 2de57585a0a357e55dbbb9bca2b2db84abf1c98c Mon Sep 17 00:00:00 2001
From: David Wu <david_wu@quanta.corp-partner.google.com>
Date: Thu, 18 Jul 2019 17:23:13 +0800
Subject: mb/google/hatch: Add support for variant_devtree_update()
This change adds support for variant_devtree_update()
that allows variant to update device tree.
BUG=None
TEST=emerge-hatch coreboot chromeos-bootimage
Change-Id: I0e9ad360b6c02c83fe49387ce7bc66d56448ffb9
Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34399
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
src/mainboard/google/hatch/ramstage.c | 6 ++++++
.../google/hatch/variants/baseboard/include/baseboard/variants.h | 3 +++
2 files changed, 9 insertions(+)
(limited to 'src')
diff --git a/src/mainboard/google/hatch/ramstage.c b/src/mainboard/google/hatch/ramstage.c
index 3436007252..04e1bc10ea 100644
--- a/src/mainboard/google/hatch/ramstage.c
+++ b/src/mainboard/google/hatch/ramstage.c
@@ -28,6 +28,7 @@ void mainboard_silicon_init_params(FSP_S_CONFIG *params)
size_t base_gpios;
size_t override_gpios;
+ variant_devtree_update();
base_table = base_gpio_table(&base_gpios);
override_table = override_gpio_table(&override_gpios);
@@ -37,6 +38,11 @@ void mainboard_silicon_init_params(FSP_S_CONFIG *params)
override_gpios);
}
+void __weak variant_devtree_update(void)
+{
+ /* Override dev tree settings per board */
+}
+
static void mainboard_enable(struct device *dev)
{
mainboard_ec_init();
diff --git a/src/mainboard/google/hatch/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/hatch/variants/baseboard/include/baseboard/variants.h
index 864d140f0e..4cb11945ca 100644
--- a/src/mainboard/google/hatch/variants/baseboard/include/baseboard/variants.h
+++ b/src/mainboard/google/hatch/variants/baseboard/include/baseboard/variants.h
@@ -43,4 +43,7 @@ const struct pad_config *variant_sleep_gpio_table(u8 slp_typ, size_t *num);
/* Return ChromeOS gpio table and fill in number of entries. */
const struct cros_gpio *variant_cros_gpios(size_t *num);
+/* Modify devictree settings during ramstage. */
+void variant_devtree_update(void);
+
#endif /* BASEBOARD_VARIANTS_H */
--
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