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author | Janusz Krzysztofik <jkrzyszt@tis.icnet.pl> | 2010-10-01 23:37:00 (GMT) |
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committer | Tony Lindgren <tony@atomide.com> | 2010-10-01 23:37:00 (GMT) |
commit | 1a96edd70c1f4b4a1904803f8a83900087f4d1da (patch) | |
tree | 899632b9589c8b8fe91b5e5891e5d4995e515650 /arch/arm/mach-omap1/devices.c | |
parent | 7ad0e386d46e9edff64705ab25337ad9130baf63 (diff) | |
download | linux-1a96edd70c1f4b4a1904803f8a83900087f4d1da.tar.xz |
OMAP1: Add support for SoC camera interface
This patch adds a definition of the OMAP1 camera interface platform device,
and a function that allows for providing a board specific platform data.
The device will be used with the upcoming OMAP1 SoC camera interface driver.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap1/devices.c')
-rw-r--r-- | arch/arm/mach-omap1/devices.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index aa07256..2c9a030 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -9,6 +9,7 @@ * (at your option) any later version. */ +#include <linux/dma-mapping.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -191,6 +192,48 @@ static inline void omap_init_spi100k(void) } #endif + +#define OMAP1_CAMERA_BASE 0xfffb6800 +#define OMAP1_CAMERA_IOSIZE 0x1c + +static struct resource omap1_camera_resources[] = { + [0] = { + .start = OMAP1_CAMERA_BASE, + .end = OMAP1_CAMERA_BASE + OMAP1_CAMERA_IOSIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = INT_CAMERA, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 omap1_camera_dma_mask = DMA_BIT_MASK(32); + +static struct platform_device omap1_camera_device = { + .name = "omap1-camera", + .id = 0, /* This is used to put cameras on this interface */ + .dev = { + .dma_mask = &omap1_camera_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(omap1_camera_resources), + .resource = omap1_camera_resources, +}; + +void __init omap1_camera_init(void *info) +{ + struct platform_device *dev = &omap1_camera_device; + int ret; + + dev->dev.platform_data = info; + + ret = platform_device_register(dev); + if (ret) + dev_err(&dev->dev, "unable to register device: %d\n", ret); +} + + /*-------------------------------------------------------------------------*/ static inline void omap_init_sti(void) {} |