davinci: DA8xx: OHCI platform device

Add the function to register the OHCI platform device, given the root hub
related platform data passed from the board  specific code.  The platfrom
data provide for overriding the OHCI port power and over-current bits at
the board level.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 36 insertions, 1 deletions

diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index 06f55931620c..2fff9a6295b9 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -14,8 +14,10 @@
 #include <mach/hardware.h>
 #include <mach/irqs.h>
 #include <mach/cputype.h>
+#include <mach/usb.h>
 
-#define DAVINCI_USB_OTG_BASE 0x01C64000
+#define DAVINCI_USB_OTG_BASE    0x01c64000
+#define DA8XX_USB1_BASE         0x01e25000
 
 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
 static struct musb_hdrc_eps_bits musb_eps[] = {
@@ -108,3 +110,36 @@ void __init setup_usb(unsigned mA, unsigned potpgt_msec)
 
 #endif  /* CONFIG_USB_MUSB_HDRC */
 
+#ifdef  CONFIG_ARCH_DAVINCI_DA8XX
+static struct resource da8xx_usb11_resources[] = {
+        [0] = {
+                .start  = DA8XX_USB1_BASE,
+                .end    = DA8XX_USB1_BASE + SZ_4K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_DA8XX_IRQN,
+                .end    = IRQ_DA8XX_IRQN,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static u64 da8xx_usb11_dma_mask = DMA_BIT_MASK(32);
+
+static struct platform_device da8xx_usb11_device = {
+        .name           = "ohci",
+        .id             = 0,
+        .dev = {
+                .dma_mask               = &da8xx_usb11_dma_mask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(da8xx_usb11_resources),
+        .resource       = da8xx_usb11_resources,
+};
+
+int __init da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata)
+{
+        da8xx_usb11_device.dev.platform_data = pdata;
+        return platform_device_register(&da8xx_usb11_device);
+}
+#endif  /* CONFIG_DAVINCI_DA8XX */