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[media] MX2: Add platform definitions for eMMa-PrP device

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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>
This commit is contained in:
Javier Martin 2012-01-13 06:31:57 -03:00 committed by Mauro Carvalho Chehab
parent 8091cb7d9c
commit 52f1a845e2
4 changed files with 23 additions and 1 deletions
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2
arch/arm/mach-imx/clock-imx27.c
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@ -661,7 +661,7 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK(NULL, "dma", dma_clk)
_REGISTER_CLOCK(NULL, "rtic", rtic_clk)
_REGISTER_CLOCK(NULL, "brom", brom_clk)
_REGISTER_CLOCK(NULL, "emma", emma_clk)
_REGISTER_CLOCK("m2m-emmaprp.0", NULL, emma_clk)
_REGISTER_CLOCK(NULL, "slcdc", slcdc_clk)
_REGISTER_CLOCK("imx27-fec.0", NULL, fec_clk)
_REGISTER_CLOCK(NULL, "emi", emi_clk)

2
arch/arm/mach-imx/devices-imx27.h
View File

@ -50,6 +50,8 @@ extern const struct imx_imx_uart_1irq_data imx27_imx_uart_data[];
extern const struct imx_mx2_camera_data imx27_mx2_camera_data;
#define imx27_add_mx2_camera(pdata) \
imx_add_mx2_camera(&imx27_mx2_camera_data, pdata)
#define imx27_add_mx2_emmaprp(pdata) \
imx_add_mx2_emmaprp(&imx27_mx2_camera_data)
extern const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data;
#define imx27_add_mxc_ehci_otg(pdata) \

18
arch/arm/plat-mxc/devices/platform-mx2-camera.c
View File

@ -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));
}

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

@ -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 {