mainboard/intel/galileo: Add GPIO initialization

Add Kconfig to configure coreboot for a specific Galileo board.
Configure the GPIOs for the specific Galileo board.

TEST=Build and run on Galileo Gen2

Change-Id: I992460d506b5543915c27f6a531da4b1a53d6505
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/14826
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/mainboard/intel/galileo/gpio.c b/src/mainboard/intel/galileo/gpio.c
new file mode 100644
index 0000000000..00b42403d1
--- /dev/null
+++ b/src/mainboard/intel/galileo/gpio.c
@@ -0,0 +1,33 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 Intel Corp.
+ *
+ * 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 <arch/io.h>
+#include <console/console.h>
+#include <soc/ramstage.h>
+#include <soc/reg_access.h>
+#include "gen1.h"
+#include "gen2.h"
+
+void mainboard_gpio_init(void)
+{
+	const struct reg_script *script;
+
+	/* Initialize the GPIO controllers */
+	if (IS_ENABLED(CONFIG_GALILEO_GEN2))
+		script = gen2_gpio_init;
+	else
+		script = gen1_gpio_init;
+	reg_script_run(script);
+}