Adding support for registering nop usb transceiver for musb
platforms. Tested with OMAP35xx EVM having OTG phy ISP1504
which is autonomous and doesn't require any phy programming.
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
---
arch/arm/mach-omap2/usb-musb.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index 61c5709..c202256 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -155,10 +155,29 @@ static struct platform_device musb_device = {
};
#endif
+#ifdef CONFIG_NOP_USB_XCEIV
+static u64 nop_xceiv_dmamask = DMA_32BIT_MASK;
+
+static struct platform_device nop_xceiv_device = {
+ .name = "nop_usb_xceiv",
+ .id = -1,
+ .dev = {
+ .dma_mask = &nop_xceiv_dmamask,
+ .coherent_dma_mask = DMA_32BIT_MASK,
+ .platform_data = NULL,
+ },
+};
+#endif
void __init usb_musb_init(void)
{
#ifdef CONFIG_USB_MUSB_SOC
+#ifdef CONFIG_NOP_USB_XCEIV
+ if (platform_device_register(&nop_xceiv_device) < 0) {
+ printk(KERN_ERR "Unable to register NOP-XCEIV device\n");
+ return;
+ }
+#endif
if (platform_device_register(&musb_device) < 0) {
printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n");
return;
--
1.5.6
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
