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authorStefano Babic <sbabic@denx.de>2011-08-21 10:52:04 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-09-04 11:36:11 +0200
commit729b74add90f5964b19e76f1de378d372007768e (patch)
treea5f5252ddb1aaa6de3f85a7a8c2df94c10d56765
parent7d8d0b1a4a7a679e4148a4e64d755321edc58f3e (diff)
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MX35: make use of GPIO framework for MX35 processor
Signed-off-by: Stefano Babic <sbabic@denx.de>
-rw-r--r--arch/arm/include/asm/arch-mx35/gpio.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx35/gpio.h b/arch/arm/include/asm/arch-mx35/gpio.h
new file mode 100644
index 0000000..7bcc3e8
--- /dev/null
+++ b/arch/arm/include/asm/arch-mx35/gpio.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2011
+ * Stefano Babic, DENX Software Engineering, <sbabic@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_ARCH_MX35_GPIO_H
+#define __ASM_ARCH_MX35_GPIO_H
+
+/* GPIO registers */
+struct gpio_regs {
+ u32 gpio_dr; /* data */
+ u32 gpio_dir; /* direction */
+ u32 psr; /* pad satus */
+ u32 icr1; /* interrupt config 1 */
+ u32 icr2; /* interrupt config 2 */
+ u32 imr; /* interrupt mask */
+ u32 isr; /* interrupt status */
+ u32 edge_sel; /* edge select */
+};
+
+#endif