diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-davinci/usb.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-davinci/usb.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-davinci/usb.c b/ANDROID_3.4.5/arch/arm/mach-davinci/usb.c deleted file mode 100644 index 23d2b6d9..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-davinci/usb.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * USB - */ -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/dma-mapping.h> - -#include <linux/usb/musb.h> - -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/cputype.h> -#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) -static struct musb_hdrc_eps_bits musb_eps[] = { - { "ep1_tx", 8, }, - { "ep1_rx", 8, }, - { "ep2_tx", 8, }, - { "ep2_rx", 8, }, - { "ep3_tx", 5, }, - { "ep3_rx", 5, }, - { "ep4_tx", 5, }, - { "ep4_rx", 5, }, -}; - -static struct musb_hdrc_config musb_config = { - .multipoint = true, - .dyn_fifo = true, - .soft_con = true, - .dma = true, - - .num_eps = 5, - .dma_channels = 8, - .ram_bits = 10, - .eps_bits = musb_eps, -}; - -static struct musb_hdrc_platform_data usb_data = { -#if defined(CONFIG_USB_MUSB_OTG) - /* OTG requires a Mini-AB connector */ - .mode = MUSB_OTG, -#elif defined(CONFIG_USB_MUSB_PERIPHERAL) - .mode = MUSB_PERIPHERAL, -#elif defined(CONFIG_USB_MUSB_HOST) - .mode = MUSB_HOST, -#endif - .clock = "usb", - .config = &musb_config, -}; - -static struct resource usb_resources[] = { - { - /* physical address */ - .start = DAVINCI_USB_OTG_BASE, - .end = DAVINCI_USB_OTG_BASE + 0x5ff, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_USBINT, - .flags = IORESOURCE_IRQ, - .name = "mc" - }, - { - /* placeholder for the dedicated CPPI IRQ */ - .flags = IORESOURCE_IRQ, - .name = "dma" - }, -}; - -static u64 usb_dmamask = DMA_BIT_MASK(32); - -static struct platform_device usb_dev = { - .name = "musb-davinci", - .id = -1, - .dev = { - .platform_data = &usb_data, - .dma_mask = &usb_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .resource = usb_resources, - .num_resources = ARRAY_SIZE(usb_resources), -}; - -void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms) -{ - usb_data.power = mA > 510 ? 255 : mA / 2; - usb_data.potpgt = (potpgt_ms + 1) / 2; - - if (cpu_is_davinci_dm646x()) { - /* Override the defaults as DM6467 uses different IRQs. */ - usb_dev.resource[1].start = IRQ_DM646X_USBINT; - usb_dev.resource[2].start = IRQ_DM646X_USBDMAINT; - } else /* other devices don't have dedicated CPPI IRQ */ - usb_dev.num_resources = 2; - - 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, - .name = "mc", - }, -}; - -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); - usb_dev.name = "musb-da8xx"; - - 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 -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 */ |