diff options
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/map.h | 4 | ||||
| -rw-r--r-- | arch/arm/plat-s3c24xx/devs.c | 41 | ||||
| -rw-r--r-- | arch/arm/plat-s3c24xx/include/plat/udc.h | 17 | ||||
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/devs.h | 1 |
4 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/map.h b/arch/arm/mach-s3c2410/include/mach/map.h index 25bbf5a942d..425552d84b6 100644 --- a/arch/arm/mach-s3c2410/include/mach/map.h +++ b/arch/arm/mach-s3c2410/include/mach/map.h @@ -21,6 +21,10 @@ /* USB host controller */ #define S3C2410_PA_USBHOST (0x49000000) +/* S3C2416/S3C2443/S3C2450 High-Speed USB Gadget */ +#define S3C2416_PA_HSUDC (0x49800000) +#define S3C2416_SZ_HSUDC (SZ_4K) + /* DMA controller */ #define S3C2410_PA_DMA (0x4B000000) #define S3C24XX_SZ_DMA SZ_1M diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c index 268f3ed0a10..73667994518 100644 --- a/arch/arm/plat-s3c24xx/devs.c +++ b/arch/arm/plat-s3c24xx/devs.c @@ -22,6 +22,7 @@ #include <linux/io.h> #include <linux/slab.h> #include <linux/string.h> +#include <linux/dma-mapping.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -233,6 +234,46 @@ void __init s3c24xx_udc_set_platdata(struct s3c2410_udc_mach_info *pd) } } +/* USB High Speed 2.0 Device (Gadget) */ +static struct resource s3c_hsudc_resource[] = { + [0] = { + .start = S3C2416_PA_HSUDC, + .end = S3C2416_PA_HSUDC + S3C2416_SZ_HSUDC - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USBD, + .end = IRQ_USBD, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 s3c_hsudc_dmamask = DMA_BIT_MASK(32); + +struct platform_device s3c_device_usb_hsudc = { + .name = "s3c-hsudc", + .id = -1, + .num_resources = ARRAY_SIZE(s3c_hsudc_resource), + .resource = s3c_hsudc_resource, + .dev = { + .dma_mask = &s3c_hsudc_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +void __init s3c24xx_hsudc_set_platdata(struct s3c24xx_hsudc_platdata *pd) +{ + struct s3c24xx_hsudc_platdata *npd; + + npd = kmalloc(sizeof(*npd), GFP_KERNEL); + if (npd) { + memcpy(npd, pd, sizeof(*npd)); + s3c_device_usb_hsudc.dev.platform_data = npd; + } else { + printk(KERN_ERR "no memory for udc platform data\n"); + } +} + /* IIS */ static struct resource s3c_iis_resource[] = { diff --git a/arch/arm/plat-s3c24xx/include/plat/udc.h b/arch/arm/plat-s3c24xx/include/plat/udc.h index 80457c6414a..f6388424250 100644 --- a/arch/arm/plat-s3c24xx/include/plat/udc.h +++ b/arch/arm/plat-s3c24xx/include/plat/udc.h @@ -37,4 +37,21 @@ struct s3c2410_udc_mach_info { extern void __init s3c24xx_udc_set_platdata(struct s3c2410_udc_mach_info *); +/** + * s3c24xx_hsudc_platdata - Platform data for USB High-Speed gadget controller. + * @epnum: Number of endpoints to be instantiated by the controller driver. + * @gpio_init: Platform specific USB related GPIO initialization. + * @gpio_uninit: Platform specific USB releted GPIO uninitialzation. + * + * Representation of platform data for the S3C24XX USB 2.0 High Speed gadget + * controllers. + */ +struct s3c24xx_hsudc_platdata { + unsigned int epnum; + void (*gpio_init)(void); + void (*gpio_uninit)(void); +}; + +extern void __init s3c24xx_hsudc_set_platdata(struct s3c24xx_hsudc_platdata *pd); + #endif /* __ASM_ARM_ARCH_UDC_H */ diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 3f38debbb10..39818d8da42 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -88,6 +88,7 @@ extern struct platform_device s3c64xx_device_onenand1; extern struct platform_device s5p_device_onenand; extern struct platform_device s3c_device_usbgadget; +extern struct platform_device s3c_device_usb_hsudc; extern struct platform_device s3c_device_usb_hsotg; extern struct platform_device s5pv210_device_ac97; |