[coreboot-gerrit] Change in ...coreboot[master]: mb/google/hatch: Add HPD GPIO support for displays

[Maulik V Vaghela (Code Review)]

Maulik V Vaghela has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30363


Change subject: mb/google/hatch: Add HPD GPIO support for displays
......................................................................

mb/google/hatch: Add HPD GPIO support for displays

Adding hot plug detect GPIO support for external type C display in event for
cable connect/disconnect.

Change-Id: Ie6b24535223faf37d278696a541dbf6764b2234b
Signed-off-by: Maulik V Vaghela <maulik.v.vaghela at intel.com>
---
M src/mainboard/google/hatch/variants/hatch/gpio.c
1 file changed, 19 insertions(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/63/30363/1

diff --git a/src/mainboard/google/hatch/variants/hatch/gpio.c b/src/mainboard/google/hatch/variants/hatch/gpio.c
index 24535f5..dc4baa1 100644
--- a/src/mainboard/google/hatch/variants/hatch/gpio.c
+++ b/src/mainboard/google/hatch/variants/hatch/gpio.c
@@ -19,6 +19,25 @@
 
 /* Pad configuration in ramstage */
 static const struct pad_config gpio_table[] = {
+
+	/* E13 : DDPB_HPD0 ==> USB_C0_DP_HPD */
+	PAD_CFG_NF(GPP_E13, NONE, DEEP, NF1),
+	/* E14 : DDPC_HPD1 ==> DDI2_HPD_OPL */
+	PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1),
+	/* E15 : DDPD_HPD2 ==> NC# */
+	PAD_CFG_NC(GPP_E15),
+	/* E16 : DDPE_HPD3 ==> NC# */
+	PAD_CFG_NC(GPP_E16),
+	/* E17 : EDP_HPD */
+	PAD_CFG_NF(GPP_E17, NONE, DEEP, NF1),
+	/* E18: DDPB_CTRLCLK / CNV_BT_HOST_WAKE# ==> NC */
+	PAD_CFG_NC(GPP_E18),
+	/* E20: DDPC_CTRLCLK ==> NC */
+	PAD_CFG_NC(GPP_E20),
+	/* E22: DDPD_CTRLCLK ==> NC */
+	PAD_CFG_NC(GPP_E22),
+	/* H16: DDPF_CTRLCLK  ==> NC */
+	PAD_CFG_NC(GPP_H16),
 };
 
 /* Early pad configuration in bootblock */

-- 
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: Ie6b24535223faf37d278696a541dbf6764b2234b
Gerrit-Change-Number: 30363
Gerrit-PatchSet: 1
Gerrit-Owner: Maulik V Vaghela <maulik.v.vaghela at intel.com>
Gerrit-MessageType: newchange
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