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Commit 58762e77 authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Russell King
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[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: default avatarGuennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 3f3acefb

arch/arm/mach-pxa/pcm990-baseboard.c

+86 −0
Original line number Diff line number Diff line
@@ -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");

}