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mb/google/skywalker: Pass reset GPIO parameter to BL31

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Pass the reset GPIO parameter to BL31 to support SoC reset.

BUG=b:395795640
BRANCH=none
TEST=run reboot command in depthcharge

Signed-off-by: Vince Liu <vince-wl.liu@mediatek.corp-partner.google.com>
Change-Id: I87063d58d04ea6437195a59abab9c54f2da7eac0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87814
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yidi Lin <yidilin@google.com>
This commit is contained in:
Vince Liu 2025-02-17 15:07:10 +08:00 • committed by Yidi Lin
commit c4fe5e2483
1 changed files with 6 additions and 0 deletions
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6
src/mainboard/google/skywalker/mainboard.c
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@ -1,15 +1,21 @@
/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
#include <device/device.h>
#include <soc/bl31.h>
#include <soc/dpm_v2.h>
#include <soc/spm_common.h>
#include <soc/usb.h>
#include "gpio.h"
static void mainboard_init(struct device *dev)
{
dpm_init();
setup_usb_host();
spm_init();
if (CONFIG(ARM64_USE_ARM_TRUSTED_FIRMWARE))
register_reset_to_bl31(GPIO_AP_EC_WARM_RST_REQ.id, true);
}
static void mainboard_enable(struct device *dev)