new file mode 100644
@@ -0,0 +1,45 @@
+/*
+ * 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_MX25_GPIO_H
+#define __ASM_ARCH_MX25_GPIO_H
+
+/* Converts a GPIO port number and the internal bit position
+ * to the GPIO number
+ */
+#define MXC_GPIO_PORT_TO_NUM(port, bit) (((port - 1) << 5) + (bit & 0x1f))
+
+/* 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
@@ -84,18 +84,6 @@ struct esdramc_regs {
u32 cdlyl; /* delay line cycle length debug */
};
-/* 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 */
-};
-
/* General Purpose Timer (GPT) registers */
struct gpt_regs {
u32 ctrl; /* control */
Signed-off-by: Stefano Babic <sbabic@denx.de> --- arch/arm/include/asm/arch-mx25/gpio.h | 45 +++++++++++++++++++++++++++++ arch/arm/include/asm/arch-mx25/imx-regs.h | 12 -------- 2 files changed, 45 insertions(+), 12 deletions(-) create mode 100644 arch/arm/include/asm/arch-mx25/gpio.h