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-rw-r--r--arch/arm/mach-mx3/devices.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index 1bc6d23a1d58..5c0320fce5b6 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -20,6 +20,7 @@
20#include <linux/module.h> 20#include <linux/module.h>
21#include <linux/platform_device.h> 21#include <linux/platform_device.h>
22#include <linux/serial.h> 22#include <linux/serial.h>
23#include <linux/gpio.h>
23#include <asm/hardware.h> 24#include <asm/hardware.h>
24#include <asm/arch/imx-uart.h> 25#include <asm/arch/imx-uart.h>
25 26
@@ -151,3 +152,29 @@ int __init imx_init_uart(int uart_no, struct imxuart_platform_data *pdata)
151 return 0; 152 return 0;
152} 153}
153 154
155/* GPIO port description */
156static struct mxc_gpio_port imx_gpio_ports[] = {
157 [0] = {
158 .chip.label = "gpio-0",
159 .base = IO_ADDRESS(GPIO1_BASE_ADDR),
160 .irq = MXC_INT_GPIO1,
161 .virtual_irq_start = MXC_GPIO_INT_BASE
162 },
163 [1] = {
164 .chip.label = "gpio-1",
165 .base = IO_ADDRESS(GPIO2_BASE_ADDR),
166 .irq = MXC_INT_GPIO2,
167 .virtual_irq_start = MXC_GPIO_INT_BASE + GPIO_NUM_PIN
168 },
169 [2] = {
170 .chip.label = "gpio-2",
171 .base = IO_ADDRESS(GPIO3_BASE_ADDR),
172 .irq = MXC_INT_GPIO3,
173 .virtual_irq_start = MXC_GPIO_INT_BASE + GPIO_NUM_PIN * 2
174 }
175};
176
177int __init mxc_register_gpios(void)
178{
179 return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
180}