[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>

4 files changed, 51 insertions, 1 deletions

diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index cb3e3eef55c..6b46cee2f9c 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig
@@ -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
 
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index c11ac8472be..76f3195475d 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile
@@ -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
diff --git a/arch/arm/plat-mxc/devices/platform-imx27-coda.c b/arch/arm/plat-mxc/devices/platform-imx27-coda.c
new file mode 100644
index 00000000000..8b12aacdf39
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-imx27-coda.c
@@ -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));
+}
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index a7f5bb1084d..762780cad1b 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -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;