From 497becf1f18d48a633e7e7bfa0b3872976091a3f Mon Sep 17 00:00:00 2001
From: Lijian Zhao <lijian.zhao@intel.com>
Date: Mon, 3 Dec 2018 18:08:15 -0800
Subject: mb/google/sarien: Enable WWAN detection on Arcada
Set GPIO D22 low to get WWAN_PERST#_R asserted.
BUG=N/A
TEST=Boot up with Arcada board, check WWAN get detected as USB devices
through lsusb command.
Change-Id: Ie848cd19fdf3b6c4b6abeb5fa3f566e5e4e7e928
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/c/30030
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Bora Guvendik <bora.guvendik@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
src/mainboard/google/sarien/variants/arcada/gpio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
(limited to 'src')
diff --git a/src/mainboard/google/sarien/variants/arcada/gpio.c b/src/mainboard/google/sarien/variants/arcada/gpio.c
index 91ff089d2b..0ffd029340 100644
--- a/src/mainboard/google/sarien/variants/arcada/gpio.c
+++ b/src/mainboard/google/sarien/variants/arcada/gpio.c
@@ -122,7 +122,7 @@ static const struct pad_config gpio_table[] = {
/* DMIC_CLK0 */ PAD_NC(GPP_D19, NONE),
/* DMIC_DATA0 */ PAD_NC(GPP_D20, NONE),
/* SPI1_IO2 */ PAD_CFG_GPO(GPP_D21, 1, DEEP), /* WWAN_BB_RST# */
-/* SPI1_IO3 */ PAD_CFG_GPO(GPP_D22, 1, DEEP), /* WWAN_GPIO_PERST# */
+/* SPI1_IO3 */ PAD_CFG_GPO(GPP_D22, 0, DEEP), /* WWAN_GPIO_PERST# */
/* I2S_MCLK */ PAD_CFG_GPI_SCI_LOW(GPP_D23, NONE, DEEP,
EDGE_SINGLE), /* WWAN_GPIO_WAKE# */
--
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