From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/plat-samsung/dev-usb.c | 70 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 arch/arm/plat-samsung/dev-usb.c (limited to 'arch/arm/plat-samsung/dev-usb.c') diff --git a/arch/arm/plat-samsung/dev-usb.c b/arch/arm/plat-samsung/dev-usb.c new file mode 100644 index 00000000..0e0a3bf5 --- /dev/null +++ b/arch/arm/plat-samsung/dev-usb.c @@ -0,0 +1,70 @@ +/* linux/arch/arm/plat-s3c/dev-usb.c + * + * Copyright 2008 Simtec Electronics + * Ben Dooks + * http://armlinux.simtec.co.uk/ + * + * S3C series device definition for USB host + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include +#include +#include +#include + +#include +#include + +#include +#include + +static struct resource s3c_usb_resource[] = { + [0] = { + .start = S3C_PA_USBHOST, + .end = S3C_PA_USBHOST + 0x100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_USBH, + .end = IRQ_USBH, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 s3c_device_usb_dmamask = 0xffffffffUL; + +struct platform_device s3c_device_ohci = { + .name = "s3c2410-ohci", + .id = -1, + .num_resources = ARRAY_SIZE(s3c_usb_resource), + .resource = s3c_usb_resource, + .dev = { + .dma_mask = &s3c_device_usb_dmamask, + .coherent_dma_mask = 0xffffffffUL + } +}; + +EXPORT_SYMBOL(s3c_device_ohci); + +/** + * s3c_ohci_set_platdata - initialise OHCI device platform data + * @info: The platform data. + * + * This call copies the @info passed in and sets the device .platform_data + * field to that copy. The @info is copied so that the original can be marked + * __initdata. + */ +void __init s3c_ohci_set_platdata(struct s3c2410_hcd_info *info) +{ + struct s3c2410_hcd_info *npd; + + npd = kmemdup(info, sizeof(struct s3c2410_hcd_info), GFP_KERNEL); + if (!npd) + printk(KERN_ERR "%s: no memory for platform data\n", __func__); + + s3c_device_ohci.dev.platform_data = npd; +} -- cgit v1.2.3