[ARM] pxa: Phycore pcm-990-specific code for the PXA270 Quick Capture driver

Platform-specific code for Phytec's phyCORE-PXA270 platform

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 20b2974e39604b03947a9b79e754ecaf20709213..e6be9d0aeccf2d9e94c4a1ac11306529d5f1bf2f 100644 (file)
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -23,6 +23,13 @@
 #include <linux/irq.h>
 #include <linux/platform_device.h>
 #include <linux/ide.h>
+#include <linux/i2c.h>
+
+#include <media/soc_camera.h>
+
+#include <asm/gpio.h>
+#include <asm/arch/i2c.h>
+#include <asm/arch/camera.h>
 #include <asm/mach/map.h>
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/pxa2xx-gpio.h>
@@ -258,6 +265,76 @@ static struct pxaohci_platform_data pcm990_ohci_platform_data = {
        .exit           = NULL,
 };
 
+/*
+ * PXA27x Camera specific stuff
+ */
+#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
+static int pcm990_pxacamera_init(struct device *dev)
+{
+       pxa_gpio_mode(GPIO98_CIF_DD_0_MD);
+       pxa_gpio_mode(GPIO105_CIF_DD_1_MD);
+       pxa_gpio_mode(GPIO104_CIF_DD_2_MD);
+       pxa_gpio_mode(GPIO103_CIF_DD_3_MD);
+       pxa_gpio_mode(GPIO95_CIF_DD_4_MD);
+       pxa_gpio_mode(GPIO94_CIF_DD_5_MD);
+       pxa_gpio_mode(GPIO93_CIF_DD_6_MD);
+       pxa_gpio_mode(GPIO108_CIF_DD_7_MD);
+       pxa_gpio_mode(GPIO107_CIF_DD_8_MD);
+       pxa_gpio_mode(GPIO106_CIF_DD_9_MD);
+       pxa_gpio_mode(GPIO42_CIF_MCLK_MD);
+       pxa_gpio_mode(GPIO45_CIF_PCLK_MD);
+       pxa_gpio_mode(GPIO43_CIF_FV_MD);
+       pxa_gpio_mode(GPIO44_CIF_LV_MD);
+
+       return 0;
+}
+
+/*
+ * CICR4: PCLK_EN:     Pixel clock is supplied by the sensor
+ *     MCLK_EN:        Master clock is generated by PXA
+ *     PCP:            Data sampled on the falling edge of pixel clock
+ */
+struct pxacamera_platform_data pcm990_pxacamera_platform_data = {
+       .init   = pcm990_pxacamera_init,
+       .flags  = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | PXA_CAMERA_DATAWIDTH_10 |
+               PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN/* | PXA_CAMERA_PCP*/,
+       .mclk_10khz = 1000,
+};
+
+#include <linux/i2c/pca953x.h>
+
+static struct pca953x_platform_data pca9536_data = {
+       .gpio_base      = NR_BUILTIN_GPIO + 1,
+};
+
+static struct soc_camera_link iclink[] = {
+       {
+               .bus_id = 0, /* Must match with the camera ID above */
+               .gpio   = NR_BUILTIN_GPIO + 1,
+       }, {
+               .bus_id = 0, /* Must match with the camera ID above */
+       }
+};
+
+/* Board I2C devices. */
+static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
+       {
+               /* Must initialize before the camera(s) */
+               I2C_BOARD_INFO("pca953x", 0x41),
+               .type = "pca9536",
+               .platform_data = &pca9536_data,
+       }, {
+               I2C_BOARD_INFO("mt9v022", 0x48),
+               .type = "mt9v022",
+               .platform_data = &iclink[0], /* With extender */
+       }, {
+               I2C_BOARD_INFO("mt9m001", 0x5d),
+               .type = "mt9m001",
+               .platform_data = &iclink[0], /* With extender */
+       },
+};
+#endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
+
 /*
  * AC97 support
  * Note: The connected AC97 mixer also reports interrupts at PCM990_AC97_IRQ
@@ -327,5 +404,14 @@ void __init pcm990_baseboard_init(void)
        /* USB host */
        pxa_set_ohci_info(&pcm990_ohci_platform_data);
 
+       pxa_set_i2c_info(NULL);
+
+#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
+       pxa_set_camera_info(&pcm990_pxacamera_platform_data);
+
+       i2c_register_board_info(0, pcm990_i2c_devices,
+               ARRAY_SIZE(pcm990_i2c_devices));
+#endif
+
        printk(KERN_INFO"PCM-990 Evaluation baseboard initialized\n");
 }