1 files changed, 78 insertions, 2 deletions

diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index ea0d1b9c2b7b..57497e2b8878 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -24,11 +24,13 @@
 #include <linux/gpio_keys.h>
 #include <linux/input.h>
 #include <linux/leds.h>
-#include <linux/clk.h>
 #include <linux/atmel-mci.h>
+#include <linux/delay.h>
 
 #include <mach/hardware.h>
 #include <video/atmel_lcdc.h>
+#include <media/soc_camera.h>
+#include <media/atmel-isi.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -185,6 +187,71 @@ static void __init ek_add_device_nand(void)
 
 
 /*
+ *  ISI
+ */
+static struct isi_platform_data __initdata isi_data = {
+        .frate                  = ISI_CFG1_FRATE_CAPTURE_ALL,
+        /* to use codec and preview path simultaneously */
+        .full_mode              = 1,
+        .data_width_flags       = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
+        /* ISI_MCK is provided by programmable clock or external clock */
+        .mck_hz                 = 25000000,
+};
+
+
+/*
+ * soc-camera OV2640
+ */
+#if defined(CONFIG_SOC_CAMERA_OV2640) || \
+        defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
+static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link)
+{
+        /* ISI board for ek using default 8-bits connection */
+        return SOCAM_DATAWIDTH_8;
+}
+
+static int i2c_camera_power(struct device *dev, int on)
+{
+        /* enable or disable the camera */
+        pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
+        at91_set_gpio_output(AT91_PIN_PD13, !on);
+
+        if (!on)
+                goto out;
+
+        /* If enabled, give a reset impulse */
+        at91_set_gpio_output(AT91_PIN_PD12, 0);
+        msleep(20);
+        at91_set_gpio_output(AT91_PIN_PD12, 1);
+        msleep(100);
+
+out:
+        return 0;
+}
+
+static struct i2c_board_info i2c_camera = {
+        I2C_BOARD_INFO("ov2640", 0x30),
+};
+
+static struct soc_camera_link iclink_ov2640 = {
+        .bus_id                 = 0,
+        .board_info             = &i2c_camera,
+        .i2c_adapter_id         = 0,
+        .power                  = i2c_camera_power,
+        .query_bus_param        = isi_camera_query_bus_param,
+};
+
+static struct platform_device isi_ov2640 = {
+        .name   = "soc-camera-pdrv",
+        .id     = 0,
+        .dev    = {
+                .platform_data = &iclink_ov2640,
+        },
+};
+#endif
+
+
+/*
  * LCD Controller
  */
 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
@@ -377,7 +444,12 @@ static struct gpio_led ek_pwm_led[] = {
 #endif
 };
 
-
+static struct platform_device *devices[] __initdata = {
+#if defined(CONFIG_SOC_CAMERA_OV2640) || \
+        defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
+        &isi_ov2640,
+#endif
+};
 
 static void __init ek_board_init(void)
 {
@@ -399,6 +471,8 @@ static void __init ek_board_init(void)
         ek_add_device_nand();
         /* I2C */
         at91_add_device_i2c(0, NULL, 0);
+        /* ISI, using programmable clock as ISI_MCK */
+        at91_add_device_isi(&isi_data, true);
         /* LCD Controller */
         at91_add_device_lcdc(&ek_lcdc_data);
         /* Touch Screen */
@@ -410,6 +484,8 @@ static void __init ek_board_init(void)
         /* LEDs */
         at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
         at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
+        /* Other platform devices */
+        platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
 MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")