omap: am33xx: enable gpio support

This patch uses the code in omap-common to support gpio modules 1-3
on am33xx based boards.

It adds base address and register definitions, enables clocks to the
modules, and enables building the common gpio code for CONFIG_AM33XX
as well as CONFIG_OMAP

Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-am33xx/gpio.h b/arch/arm/include/asm/arch-am33xx/gpio.h
new file mode 100644
index 0000000000..1a211e95e8
--- /dev/null
+++ b/arch/arm/include/asm/arch-am33xx/gpio.h
@@ -0,0 +1,29 @@
+/*
+ *
+ * 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 _GPIO_AM33xx_H
+#define _GPIO_AM33xx_H
+
+#include <asm/omap_gpio.h>
+
+#define AM33XX_GPIO0_BASE       0x44E07000
+#define AM33XX_GPIO1_BASE       0x4804C000
+#define AM33XX_GPIO2_BASE       0x481AC000
+#define AM33XX_GPIO3_BASE       0x481AE000
+
+#endif /* _GPIO_AM33xx_H */