[ARM] pxa/MioA701: add camera support for Mio A701 board.

Add GPIO configuration and platform specific declarations
to make Mitac Mio A701 camera chip work. The chip is a
Micron MT9M111 CMOS sensor, based on PXA QIF interface and
I2C bus for sensor control.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
index 0842c53..3fe95a0 100644 (file)
--- a/arch/arm/mach-pxa/mioa701.c
+++ b/arch/arm/mach-pxa/mioa701.c
@@ -46,6 +46,9 @@
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/pxa27x-udc.h>
+#include <mach/i2c.h>
+#include <mach/camera.h>
+#include <media/soc_camera.h>
 
 #include <mach/mioa701.h>
 
@@ -98,6 +101,20 @@ static unsigned long mioa701_pin_config[] = {
        GPIO75_LCD_LCLK,
        GPIO76_LCD_PCLK,
 
+       /* QCI */
+       GPIO12_CIF_DD_7,
+       GPIO17_CIF_DD_6,
+       GPIO50_CIF_DD_3,
+       GPIO51_CIF_DD_2,
+       GPIO52_CIF_DD_4,
+       GPIO53_CIF_MCLK,
+       GPIO54_CIF_PCLK,
+       GPIO55_CIF_DD_1,
+       GPIO81_CIF_DD_0,
+       GPIO82_CIF_DD_5,
+       GPIO84_CIF_FV,
+       GPIO85_CIF_LV,
+
        /* Bluetooth */
        GPIO44_BTUART_CTS,
        GPIO42_BTUART_RXD,
@@ -151,6 +168,10 @@ static unsigned long mioa701_pin_config[] = {
        GPIO104_KP_MKOUT_1,
        GPIO105_KP_MKOUT_2,
 
+       /* I2C */
+       GPIO117_I2C_SCL,
+       GPIO118_I2C_SDA,
+
        /* Unknown */
        MFP_CFG_IN(GPIO14, AF0),
        MFP_CFG_IN(GPIO20, AF0),
@@ -806,6 +827,32 @@ static int __init mioa701_battery_init(void)
 }
 #endif
 
+/*
+ * Camera interface
+ */
+struct pxacamera_platform_data mioa701_pxacamera_platform_data = {
+       .flags  = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
+               PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
+       .mclk_10khz = 5000,
+};
+
+static struct soc_camera_link iclink = {
+       .bus_id = 0, /* Must match id in pxa27x_device_camera in device.c */
+};
+
+/* Board I2C devices. */
+static struct i2c_board_info __initdata mioa701_i2c_devices[] = {
+       {
+               /* Must initialize before the camera(s) */
+               I2C_BOARD_INFO("mt9m111", 0x5d),
+               .platform_data = &iclink,
+       },
+};
+
+struct i2c_pxa_platform_data i2c_pdata = {
+       .fast_mode = 1,
+};
+
 /*
  * Mio global
  */
@@ -885,6 +932,10 @@ static void __init mioa701_machine_init(void)
        platform_add_devices(devices, ARRAY_SIZE(devices));
        gsm_init();
        mioa701_battery_init();
+
+       pxa_set_i2c_info(&i2c_pdata);
+       pxa_set_camera_info(&mioa701_pxacamera_platform_data);
+       i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices));
 }
 
 static void mioa701_machine_exit(void)