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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 12:33:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 12:33:02 -0700 |
commit | c44dead70a841d90ddc01968012f323c33217c9e (patch) | |
tree | 85489ebe9b9a3413cd8ee197ffb40c8aa8d97e63 /arch/arm/plat-s3c24xx | |
parent | 99dff5856220a02b8711f2e8746413ea6e53ccf6 (diff) | |
parent | d5f6db9e1aff6ccf1876224f152c0268b0c8a992 (diff) | |
download | blackbird-obmc-linux-c44dead70a841d90ddc01968012f323c33217c9e.tar.gz blackbird-obmc-linux-c44dead70a841d90ddc01968012f323c33217c9e.zip |
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (205 commits)
USB: EHCI: Remove SPARC_LEON {read,write}_be definitions from ehci.h
USB: UHCI: Support big endian GRUSBHC HC
sparc: add {read,write}*_be routines
USB: UHCI: Add support for big endian descriptors
USB: UHCI: Use ACCESS_ONCE rather than using a full compiler barrier
USB: UHCI: Add support for big endian mmio
usb-storage: Correct adjust_quirks to include latest flags
usb/isp1760: Fix possible unlink problems
usb/isp1760: Move function isp1760_endpoint_disable() within file.
USB: remove remaining usages of hcd->state from usbcore and fix regression
usb: musb: ux500: add configuration and build options for ux500 dma
usb: musb: ux500: add dma glue layer for ux500
usb: musb: ux500: add dma name for ux500
usb: musb: ux500: add ux500 specific code for gadget side
usb: musb: fix compile error
usb-storage: fix up the unusual_realtek device list
USB: gadget: f_audio: Fix invalid dereference of initdata
EHCI: don't rescan interrupt QHs needlessly
OHCI: fix regression caused by nVidia shutdown workaround
USB: OTG: msm: Free VCCCX regulator even if we can't set the voltage
...
Diffstat (limited to 'arch/arm/plat-s3c24xx')
-rw-r--r-- | arch/arm/plat-s3c24xx/devs.c | 41 | ||||
-rw-r--r-- | arch/arm/plat-s3c24xx/include/plat/udc.h | 17 |
2 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c index 268f3ed0a105..73667994518a 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 80457c6414aa..f63884242506 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 */ |