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authorYidi Lin <yidilin@chromium.org>2024-04-03 19:33:28 +0800
committerYu-Ping Wu <yupingso@google.com>2024-10-19 04:37:00 +0000
commitf789d41539a72d71bad97ce5e19566a05a952244 (patch)
treed8f57bc16fea67f9520ba78e94651eb5e1a1d849 /src/mainboard
parent1a82871cc0d2f1cca8dceb0bba13d036fedba802 (diff)
mb/google/rauru: Pass XHCI_INIT_DONE to the payload
Configure GPIO EINT28 (XHCI_INIT_DONE) as output, so that payloads (for example depthcharge) can assert it to notify EC to enable USB VBUS. BUG=b:317009620 TEST=emerge-rauru coreboot Change-Id: I5950974435b56997626886b16d371cd8e6472e3c Signed-off-by: Yidi Lin <yidilin@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/84691 Reviewed-by: Yu-Ping Wu <yupingso@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Yidi Lin <yidilin@google.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/rauru/bootblock.c2
-rw-r--r--src/mainboard/google/rauru/chromeos.c13
-rw-r--r--src/mainboard/google/rauru/gpio.h12
3 files changed, 26 insertions, 1 deletions
diff --git a/src/mainboard/google/rauru/bootblock.c b/src/mainboard/google/rauru/bootblock.c
index 578ec7558a..b1f986369e 100644
--- a/src/mainboard/google/rauru/bootblock.c
+++ b/src/mainboard/google/rauru/bootblock.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <bootblock_common.h>
+#include <gpio.h>
#include <soc/spi.h>
#include "gpio.h"
@@ -14,4 +15,5 @@ void bootblock_mainboard_init(void)
{
mtk_snfc_init();
usb3_hub_reset();
+ setup_chromeos_gpios();
}
diff --git a/src/mainboard/google/rauru/chromeos.c b/src/mainboard/google/rauru/chromeos.c
index 4555b90ca0..b6aaefbead 100644
--- a/src/mainboard/google/rauru/chromeos.c
+++ b/src/mainboard/google/rauru/chromeos.c
@@ -1,8 +1,19 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <boot/coreboot_tables.h>
+#include <gpio.h>
+
+#include "gpio.h"
+
+void setup_chromeos_gpios(void)
+{
+ gpio_output(GPIO_XHCI_INIT_DONE, 0);
+}
void fill_lb_gpios(struct lb_gpios *gpios)
{
- /* TODO: add ChromeOS specific gpios */
+ struct lb_gpio chromeos_gpios[] = {
+ { GPIO_XHCI_INIT_DONE.id, ACTIVE_HIGH, -1, "XHCI init done" },
+ };
+ lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
}
diff --git a/src/mainboard/google/rauru/gpio.h b/src/mainboard/google/rauru/gpio.h
new file mode 100644
index 0000000000..f05a3779fe
--- /dev/null
+++ b/src/mainboard/google/rauru/gpio.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __MAINBOARD_GOOGLE_RAURU_GPIO_H__
+#define __MAINBOARD_GOOGLE_RAURU_GPIO_H__
+
+#include <soc/gpio.h>
+
+#define GPIO_XHCI_INIT_DONE GPIO(EINT28)
+
+void setup_chromeos_gpios(void);
+
+#endif