diff options
| author | Javier Martin <javier.martin@vista-silicon.com> | 2012-01-13 10:31:57 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-02-28 11:20:32 +0100 |
| commit | 52f1a845e25dc0c6435153aca1a170e20b282429 (patch) | |
| tree | 0f052c3a1fb75b38498285328766c871350c4e1f /arch/arm/plat-mxc | |
| parent | [media] MEM2MEM: Add support for eMMa-PrP mem2mem operations (diff) | |
| download | linux-52f1a845e25dc0c6435153aca1a170e20b282429.tar.xz linux-52f1a845e25dc0c6435153aca1a170e20b282429.zip | |
[media] MX2: Add platform definitions for eMMa-PrP device
eMMa-PrP device included in Freescale i.MX2 chips can also
be used separately to process memory buffers. This patch
provides arch glue code for the driver which provides this
functionality.
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'arch/arm/plat-mxc')
| -rw-r--r-- | arch/arm/plat-mxc/devices/platform-mx2-camera.c | 18 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/devices-common.h | 2 |
2 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/devices/platform-mx2-camera.c b/arch/arm/plat-mxc/devices/platform-mx2-camera.c index b3f4828dc447..11eace953a09 100644 --- a/arch/arm/plat-mxc/devices/platform-mx2-camera.c +++ b/arch/arm/plat-mxc/devices/platform-mx2-camera.c @@ -62,3 +62,21 @@ struct platform_device *__init imx_add_mx2_camera( res, data->iobaseemmaprp ? 4 : 2, pdata, sizeof(*pdata), DMA_BIT_MASK(32)); } + +struct platform_device *__init imx_add_mx2_emmaprp( + const struct imx_mx2_camera_data *data) +{ + struct resource res[] = { + { + .start = data->iobaseemmaprp, + .end = data->iobaseemmaprp + data->iosizeemmaprp - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irqemmaprp, + .end = data->irqemmaprp, + .flags = IORESOURCE_IRQ, + }, + }; + return imx_add_platform_device_dmamask("m2m-emmaprp", 0, + res, 2, NULL, 0, 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 def9ba53e23a..1b2258daa05b 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -223,6 +223,8 @@ struct imx_mx2_camera_data { struct platform_device *__init imx_add_mx2_camera( const struct imx_mx2_camera_data *data, const struct mx2_camera_platform_data *pdata); +struct platform_device *__init imx_add_mx2_emmaprp( + const struct imx_mx2_camera_data *data); #include <mach/mxc_ehci.h> struct imx_mxc_ehci_data { |