ARM: add USB device support to pcm037
Add OTG device definition and resources to i.MX31 and a pure USB device mode
support to the pcm037 board.
Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index 227a538..f55c986 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -17,6 +17,7 @@
* Boston, MA 02110-1301, USA.
*/
+#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/serial.h>
@@ -349,6 +350,32 @@
},
};
+static struct resource otg_resources[] = {
+ {
+ .start = OTG_BASE_ADDR,
+ .end = OTG_BASE_ADDR + 0x1ff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MXC_INT_USB3,
+ .end = MXC_INT_USB3,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 otg_dmamask = DMA_BIT_MASK(32);
+
+/* OTG gadget device */
+struct platform_device mxc_otg_udc_device = {
+ .name = "fsl-usb2-udc",
+ .id = -1,
+ .dev = {
+ .dma_mask = &otg_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = otg_resources,
+ .num_resources = ARRAY_SIZE(otg_resources),
+};
+
#ifdef CONFIG_ARCH_MX35
static struct resource mxc_fec_resources[] = {
{