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[media] i.MX: coda: Add platform support for coda in i.MX27 

i.MX27 SoC include a codadx6 codec that is able to encode
and decode H.264, H.263 and MPEG4.

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Javier Martin 2012-07-26 05:45:32 -03:00 committed by Mauro Carvalho Chehab
parent ccc0e3483c
commit 6d8c4529f8
6 changed files with 57 additions and 3 deletions
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4
arch/arm/mach-imx/clk-imx27.c
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@ -239,8 +239,8 @@ int __init mx27_clocks_init(unsigned long fref)
clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "imx-ssi.0");
clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");
clk_register_clkdev(clk[nfc_baud_gate], NULL, "mxc_nand.0");
clk_register_clkdev(clk[vpu_baud_gate], "per", "imx-vpu");
clk_register_clkdev(clk[vpu_ahb_gate], "ahb", "imx-vpu");
clk_register_clkdev(clk[vpu_baud_gate], "per", "coda-imx27.0");
clk_register_clkdev(clk[vpu_ahb_gate], "ahb", "coda-imx27.0");
clk_register_clkdev(clk[dma_ahb_gate], "ahb", "imx-dma");
clk_register_clkdev(clk[dma_ipg_gate], "ipg", "imx-dma");
clk_register_clkdev(clk[fec_ipg_gate], "ipg", "imx27-fec.0");

4
arch/arm/mach-imx/devices-imx27.h
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@ -17,6 +17,10 @@ extern const struct imx_fsl_usb2_udc_data imx27_fsl_usb2_udc_data;
#define imx27_add_fsl_usb2_udc(pdata) \
imx_add_fsl_usb2_udc(&imx27_fsl_usb2_udc_data, pdata)
extern const struct imx_imx27_coda_data imx27_coda_data;
#define imx27_add_coda() \
imx_add_imx27_coda(&imx27_coda_data)
extern const struct imx_imx2_wdt_data imx27_imx2_wdt_data;
#define imx27_add_imx2_wdt() \
imx_add_imx2_wdt(&imx27_imx2_wdt_data)

6
arch/arm/plat-mxc/devices/Kconfig
View File

@ -15,7 +15,11 @@ config IMX_HAVE_PLATFORM_GPIO_KEYS
config IMX_HAVE_PLATFORM_IMX21_HCD
bool
config IMX_HAVE_PLATFORM_IMX27_CODA
bool
default y if SOC_IMX27
config IMX_HAVE_PLATFORM_IMX2_WDT
bool

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

@ -4,6 +4,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_FSL_USB2_UDC) += platform-fsl-usb2-udc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_GPIO_KEYS) += platform-gpio_keys.o
obj-y += platform-gpio-mxc.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX21_HCD) += platform-imx21-hcd.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX27_CODA) += platform-imx27-coda.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX2_WDT) += platform-imx2-wdt.o
obj-$(CONFIG_IMX_HAVE_PLATFORM_IMXDI_RTC) += platform-imxdi_rtc.o
obj-y += platform-imx-dma.o

37
arch/arm/plat-mxc/devices/platform-imx27-coda.c Normal file
View File

@ -0,0 +1,37 @@
/*
* Copyright (C) 2012 Vista Silicon
* Javier Martin <javier.martin@vista-silicon.com>
*
* 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>
#ifdef CONFIG_SOC_IMX27
const struct imx_imx27_coda_data imx27_coda_data __initconst = {
.iobase = MX27_VPU_BASE_ADDR,
.iosize = SZ_512,
.irq = MX27_INT_VPU,
};
#endif
struct platform_device *__init imx_add_imx27_coda(
const struct imx_imx27_coda_data *data)
{
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("coda-imx27", 0, res, 2, NULL,
0, DMA_BIT_MASK(32));
}

8
arch/arm/plat-mxc/include/mach/devices-common.h
View File

@ -83,6 +83,14 @@ struct platform_device *__init imx_add_imx21_hcd(
const struct imx_imx21_hcd_data *data,
const struct mx21_usbh_platform_data *pdata);
struct imx_imx27_coda_data {
resource_size_t iobase;
resource_size_t iosize;
resource_size_t irq;
};
struct platform_device *__init imx_add_imx27_coda(
const struct imx_imx27_coda_data *data);
struct imx_imx2_wdt_data {
int id;
resource_size_t iobase;