4 #include <linux/dma-mapping.h>
5 #include <linux/init.h>
6 #include <linux/platform_data/usb-davinci.h>
7 #include <linux/platform_device.h>
8 #include <linux/usb/musb.h>
10 #include <mach/common.h>
11 #include <mach/cputype.h>
12 #include <mach/da8xx.h>
13 #include <mach/irqs.h>
15 #define DA8XX_USB0_BASE 0x01e00000
16 #define DA8XX_USB1_BASE 0x01e25000
18 #if IS_ENABLED(CONFIG_USB_MUSB_HDRC)
20 static struct musb_hdrc_config musb_config = {
26 static struct musb_hdrc_platform_data usb_data = {
27 /* OTG requires a Mini-AB connector */
30 .config = &musb_config,
33 static struct resource da8xx_usb20_resources[] = {
35 .start = DA8XX_USB0_BASE,
36 .end = DA8XX_USB0_BASE + SZ_64K - 1,
37 .flags = IORESOURCE_MEM,
40 .start = IRQ_DA8XX_USB_INT,
41 .flags = IORESOURCE_IRQ,
46 static u64 usb_dmamask = DMA_BIT_MASK(32);
48 static struct platform_device usb_dev = {
52 .platform_data = &usb_data,
53 .dma_mask = &usb_dmamask,
54 .coherent_dma_mask = DMA_BIT_MASK(32),
56 .resource = da8xx_usb20_resources,
57 .num_resources = ARRAY_SIZE(da8xx_usb20_resources),
60 int __init da8xx_register_usb20(unsigned int mA, unsigned int potpgt)
62 usb_data.power = mA > 510 ? 255 : mA / 2;
63 usb_data.potpgt = (potpgt + 1) / 2;
65 return platform_device_register(&usb_dev);
70 int __init da8xx_register_usb20(unsigned int mA, unsigned int potpgt)
75 #endif /* CONFIG_USB_MUSB_HDRC */
77 static struct resource da8xx_usb11_resources[] = {
79 .start = DA8XX_USB1_BASE,
80 .end = DA8XX_USB1_BASE + SZ_4K - 1,
81 .flags = IORESOURCE_MEM,
84 .start = IRQ_DA8XX_IRQN,
85 .end = IRQ_DA8XX_IRQN,
86 .flags = IORESOURCE_IRQ,
90 static u64 da8xx_usb11_dma_mask = DMA_BIT_MASK(32);
92 static struct platform_device da8xx_usb11_device = {
96 .dma_mask = &da8xx_usb11_dma_mask,
97 .coherent_dma_mask = DMA_BIT_MASK(32),
99 .num_resources = ARRAY_SIZE(da8xx_usb11_resources),
100 .resource = da8xx_usb11_resources,
103 int __init da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata)
105 da8xx_usb11_device.dev.platform_data = pdata;
106 return platform_device_register(&da8xx_usb11_device);