From: Uwe Kleine-König Date: Tue, 2 Nov 2010 10:59:08 +0000 (+0100) Subject: ARM: imx: dynamically allocate mx1-camera device X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9bb39b3f600101b09cbb35e0a0deb9d56c4fe67f;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git ARM: imx: dynamically allocate mx1-camera device Signed-off-by: Uwe Kleine-König --- diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c index fba628551dc9..31c9d6c583a3 100644 --- a/arch/arm/mach-imx/devices.c +++ b/arch/arm/mach-imx/devices.c @@ -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[] = { { diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h index 91906ce21c40..8f14452c7d23 100644 --- a/arch/arm/mach-imx/devices.h +++ b/arch/arm/mach-imx/devices.h @@ -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; diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index 2703f5a05ce5..61a3e25cada6 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -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 diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index 7c3eaf146f8b..86b47f2b610e 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -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 diff --git a/arch/arm/plat-mxc/devices/platform-mx1-camera.c b/arch/arm/plat-mxc/devices/platform-mx1-camera.c new file mode 100644 index 000000000000..edcc581a30a9 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-mx1-camera.c @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2010 Pengutronix + * Uwe Kleine-Koenig + * + * 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 +#include + +#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)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index a5e97b8b3b79..ab0500a7b5e7 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -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 +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 struct imx_mxc_nand_data { /* diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h index 2cd3fcd1e0cf..f1e336ebcb2e 100644 --- a/arch/arm/plat-mxc/include/mach/mx1.h +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -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