iMX28: Add GPIO control

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>

1 files changed, 32 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-mx28/gpio.h b/arch/arm/include/asm/arch-mx28/gpio.h
new file mode 100644
index 0000000000..be1c944eb7
--- /dev/null
+++ b/arch/arm/include/asm/arch-mx28/gpio.h
@@ -0,0 +1,32 @@
+/*
+ * Freescale i.MX28 GPIO
+ *
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
+ * on behalf of DENX Software Engineering GmbH
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#ifndef	__MX28_GPIO_H__
+#define	__MX28_GPIO_H__
+
+#ifdef	CONFIG_MXS_GPIO
+void mxs_gpio_init(void);
+#else
+inline void mxs_gpio_init(void) {}
+#endif
+
+#endif	/* __MX28_GPIO_H__ */