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ARM: imx: dynamically allocate mx1-camera device 

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
This commit is contained in:
Uwe Kleine-König 2010-11-02 11:59:08 +01:00
parent 6332c10718
commit 9bb39b3f60
7 changed files with 57 additions and 30 deletions
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25
arch/arm/mach-imx/devices.c
View File

@ -45,31 +45,6 @@
#include "devices.h"
#if defined(CONFIG_ARCH_MX1)
static struct resource imx1_camera_resources[] = {
{
.start = 0x00224000,
.end = 0x00224010,
.flags = IORESOURCE_MEM,
}, {
.start = MX1_CSI_INT,
.end = MX1_CSI_INT,
.flags = IORESOURCE_IRQ,
},
};
static u64 imx1_camera_dmamask = DMA_BIT_MASK(32);
struct platform_device imx1_camera_device = {
.name = "mx1-camera",
.id = 0, /* This is used to put cameras on this interface */
.dev = {
.dma_mask = &imx1_camera_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = imx1_camera_resources,
.num_resources = ARRAY_SIZE(imx1_camera_resources),
};
/* GPIO port description */
static struct mxc_gpio_port imx_gpio_ports[] = {
{

4
arch/arm/mach-imx/devices.h
View File

@ -1,7 +1,3 @@
#ifdef CONFIG_ARCH_MX1
extern struct platform_device imx1_camera_device;
#endif
#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
extern struct platform_device mxc_wdt;
extern struct platform_device mxc_fb_device;

3
arch/arm/plat-mxc/devices/Kconfig
View File

@ -25,6 +25,9 @@ config IMX_HAVE_PLATFORM_IMX_UART
config IMX_HAVE_PLATFORM_IMX_UDC
bool
config IMX_HAVE_PLATFORM_MX1_CAMERA
bool
config IMX_HAVE_PLATFORM_MXC_NAND
bool

1
arch/arm/plat-mxc/devices/Makefile
View File

@ -7,6 +7,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UDC) += platform-imx_udc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MX1_CAMERA) += platform-mx1-camera.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_W1) += platform-mxc_w1.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o

42
arch/arm/plat-mxc/devices/platform-mx1-camera.c Normal file
View File

@ -0,0 +1,42 @@
/*
* Copyright (C) 2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <mach/hardware.h>
#include <mach/devices-common.h>
#define imx_mx1_camera_data_entry_single(soc, _size) \
{ \
.iobase = soc ## _CSI ## _BASE_ADDR, \
.iosize = _size, \
.irq = soc ## _INT_CSI, \
}
#ifdef CONFIG_SOC_IMX1
const struct imx_mx1_camera_data imx1_mx1_camera_data __initconst =
imx_mx1_camera_data_entry_single(MX1, 10);
#endif /* ifdef CONFIG_SOC_IMX1 */
struct platform_device *__init imx_add_mx1_camera(
const struct imx_mx1_camera_data *data,
const struct mx1_camera_pdata *pdata)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + data->iosize - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device_dmamask("mx1-camera", 0,
res, ARRAY_SIZE(res),
pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}

10
arch/arm/plat-mxc/include/mach/devices-common.h
View File

@ -108,6 +108,16 @@ struct platform_device *__init imx_add_imx_udc(
const struct imx_imx_udc_data *data,
const struct imxusb_platform_data *pdata);
#include <mach/mx1_camera.h>
struct imx_mx1_camera_data {
resource_size_t iobase;
resource_size_t iosize;
resource_size_t irq;
};
struct platform_device *__init imx_add_mx1_camera(
const struct imx_mx1_camera_data *data,
const struct mx1_camera_pdata *pdata);
#include <mach/mxc_nand.h>
struct imx_mxc_nand_data {
/*

2
arch/arm/plat-mxc/include/mach/mx1.h
View File

@ -77,7 +77,7 @@
/* fixed interrput numbers */
#define MX1_INT_SOFTINT 0
#define MX1_CSI_INT 6
#define MX1_INT_CSI 6
#define MX1_DSPA_MAC_INT 7
#define MX1_DSPA_INT 8
#define MX1_COMP_INT 9