DA8xx: MUSB platform device registration

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-davinci / usb.c

diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index fe20cc2e8385a3758a4d953396cf556b0960426a..31f0cbea0caa733c1ab0d3a8fdd1746276681bd9 100644 (file)
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -13,6 +13,8 @@
 #include <mach/usb.h>
 
 #define DAVINCI_USB_OTG_BASE   0x01c64000
+
+#define DA8XX_USB0_BASE        0x01e00000
 #define DA8XX_USB1_BASE        0x01e25000
 
 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
@@ -98,12 +100,45 @@ void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms)
        platform_device_register(&usb_dev);
 }
 
+#ifdef CONFIG_ARCH_DAVINCI_DA8XX
+static struct resource da8xx_usb20_resources[] = {
+       {
+               .start          = DA8XX_USB0_BASE,
+               .end            = DA8XX_USB0_BASE + SZ_64K - 1,
+               .flags          = IORESOURCE_MEM,
+       },
+       {
+               .start          = IRQ_DA8XX_USB_INT,
+               .flags          = IORESOURCE_IRQ,
+       },
+};
+
+int __init da8xx_register_usb20(unsigned mA, unsigned potpgt)
+{
+       usb_data.clock  = "usb20";
+       usb_data.power  = mA > 510 ? 255 : mA / 2;
+       usb_data.potpgt = (potpgt + 1) / 2;
+
+       usb_dev.resource = da8xx_usb20_resources;
+       usb_dev.num_resources = ARRAY_SIZE(da8xx_usb20_resources);
+
+       return platform_device_register(&usb_dev);
+}
+#endif /* CONFIG_DAVINCI_DA8XX */
+
 #else
 
 void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms)
 {
 }
 
+#ifdef CONFIG_ARCH_DAVINCI_DA8XX
+int __init da8xx_register_usb20(unsigned mA, unsigned potpgt)
+{
+       return 0;
+}
+#endif
+
 #endif  /* CONFIG_USB_MUSB_HDRC */
 
 #ifdef CONFIG_ARCH_DAVINCI_DA8XX