Change in coreboot[master]: mb/google/octopus/variants/phaser: Provide override GPIO config

[Furquan Shaikh (Code Review)]

Furquan Shaikh has uploaded this change for review. ( https://review.coreboot.org/27642

Change subject: mb/google/octopus/variants/phaser: Provide override GPIO config
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mb/google/octopus/variants/phaser: Provide override GPIO config

This change provides override GPIO table for variant phaser depending
upon the board id.

BUG=b:111743717
TEST=Verified that GPIO configuration for the override GPIOs is
different than before with this change.

Change-Id: I4d2e829e1b886299442c17cecc069854b742b43c
Signed-off-by: Furquan Shaikh 
---
M src/mainboard/google/octopus/variants/phaser/Makefile.inc
A src/mainboard/google/octopus/variants/phaser/gpio.c
2 files changed, 64 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/42/27642/1

diff --git a/src/mainboard/google/octopus/variants/phaser/Makefile.inc b/src/mainboard/google/octopus/variants/phaser/Makefile.inc
index 1644083..5cb5a05 100644
--- a/src/mainboard/google/octopus/variants/phaser/Makefile.inc
+++ b/src/mainboard/google/octopus/variants/phaser/Makefile.inc
@@ -1 +1,2 @@
 ramstage-y += variant.c
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/octopus/variants/phaser/gpio.c b/src/mainboard/google/octopus/variants/phaser/gpio.c
new file mode 100644
index 0000000..54eb95d
--- /dev/null
+++ b/src/mainboard/google/octopus/variants/phaser/gpio.c
@@ -0,0 +1,63 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2018 Google LLC.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+ */
+
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+#include <boardid.h>
+#include <console/console.h>
+#include <soc/gpio.h>
+
+static const struct pad_config default_override_table[] = {
+	PAD_NC(GPIO_52, UP_20K),
+	PAD_NC(GPIO_53, UP_20K),
+	PAD_NC(GPIO_117, UP_20K),
+	PAD_NC(GPIO_143, UP_20K),
+
+	/* EN_PP3300_TOUCHSCREEN */
+	PAD_CFG_GPO_IOSSTATE_IOSTERM(GPIO_146, 0, DEEP, NONE, Tx0RxDCRx0,
+					DISPUPD),
+
+	PAD_NC(GPIO_161, DN_20K),
+	PAD_NC(GPIO_213, DN_20K),
+	PAD_NC(GPIO_214, DN_20K),
+};
+
+static const struct pad_config bid0_override_table[] = {
+	PAD_NC(GPIO_52, UP_20K),
+	PAD_NC(GPIO_53, UP_20K),
+	PAD_NC(GPIO_67, UP_20K),
+	PAD_NC(GPIO_117, UP_20K),
+	PAD_NC(GPIO_143, UP_20K),
+	PAD_NC(GPIO_161, DN_20K),
+	PAD_NC(GPIO_214, DN_20K),
+};
+
+const struct pad_config *variant_override_gpio_table(size_t *num)
+{
+	const struct pad_config *c;
+
+	switch (board_id()) {
+	case 0:
+	case UNDEFINED_STRAPPING_ID:
+		c = bid0_override_table;
+		*num = ARRAY_SIZE(bid0_override_table);
+		break;
+	default:
+		c = default_override_table;
+		*num = ARRAY_SIZE(default_override_table);
+	}
+
+	return c;
+}