From fc707892de7319cca3dc83e03034e443b2c9f9bb Mon Sep 17 00:00:00 2001
From: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Date: Sat, 5 Jan 2019 20:27:39 +0530
Subject: mb/google/hatch: Enable support for WWAN
This patch enables relevant GPIOs to enable WWAN. WWAN also requires to
enable USB 2 port 6 and USB3 port 5 which is already enabled in device
tree related changes.
BUG=b:120914069
BRANCH=none
TEST=check if code compiles with changes.
Change-Id: I1559bbc6168aec1a369bf3291d2c1e2f9a2fbe07
Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Reviewed-on: https://review.coreboot.org/c/30678
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
src/mainboard/google/hatch/variants/baseboard/gpio.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/src/mainboard/google/hatch/variants/baseboard/gpio.c b/src/mainboard/google/hatch/variants/baseboard/gpio.c
index 3e73d95549..ade9ed21d7 100644
--- a/src/mainboard/google/hatch/variants/baseboard/gpio.c
+++ b/src/mainboard/google/hatch/variants/baseboard/gpio.c
@@ -23,6 +23,10 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPP_A16, DN_20K),
/* EN_PP3300_SD_DX */
PAD_CFG_NF(GPP_A17, NONE, DEEP, NF1),
+ /* EN_PP3300_WWAN */
+ PAD_CFG_GPO(GPP_A18, 1, DEEP),
+ /* WWAN_RADIO_DISABLE_1V8_ODL */
+ PAD_CFG_GPO(GPP_A19, 1, DEEP),
/* TRACKPAD_INT_ODL */
PAD_CFG_GPI_APIC(GPP_A21, NONE, PLTRST, LEVEL, INVERT),
/* SRCCLKREQ1 */
@@ -47,6 +51,12 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPP_C11, DN_20K),
/* BT_DISABLE_L */
PAD_CFG_GPO(GPP_C14, 1, DEEP),
+ /* WWAN_DPR_SAR_ODL
+ *
+ * TODO: Driver doesn't use this pin as of now. In case driver starts
+ * using this pin, expose this pin to driver.
+ */
+ PAD_CFG_GPO(GPP_C15, 1, DEEP),
/* PCH_I2C_TRACKPAD_SDA */
PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1),
/* PCH_I2C_TRACKPAD_SCL */
@@ -63,6 +73,14 @@ static const struct pad_config gpio_table[] = {
PAD_CFG_GPI(GPP_C22, NONE, DEEP),
/* WLAN_PE_RST# */
PAD_CFG_GPO(GPP_C23, 1, DEEP),
+ /* WWAN_CONFIG_0 */
+ PAD_NC(GPP_D5, NONE),
+ /* WWAN_CONFIG_1 */
+ PAD_NC(GPP_D6, NONE),
+ /* WWAN_CONFIG_2 */
+ PAD_NC(GPP_D7, NONE),
+ /* WWAN_CONFIG_3 */
+ PAD_NC(GPP_D8, NONE),
/* TOUCHSCREEN_RST_L */
PAD_CFG_GPO(GPP_D15, 0, DEEP),
/* TOUCHSCREEN_INT_L */
@@ -95,6 +113,8 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPP_E22, DN_20K),
/* GPIO_WWAN_WLAN_COEX3 */
PAD_CFG_NF(GPP_F0, NONE, DEEP, NF1),
+ /* WWAN_RESET_1V8_ODL */
+ PAD_CFG_GPO(GPP_F1, 1, DEEP),
/* UART_WWANTX_WLANRX_COEX1 */
PAD_CFG_NF(GPP_F8, NONE, DEEP, NF1),
/* UART_WWANRX_WLANTX_COEX2 */
--
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