Messages in this thread | | | Date | Tue, 21 Feb 2012 09:27:59 +0900 | Subject | Re: [PATCH 3/3] pch_udc: Specifies GPI port number at configuration. | From | Tomoya MORINAGA <> |
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2012年2月3日19:50 Sergei Shtylyov <sshtylyov@mvista.com>: > Isn't it better to pass this with driver's platform data.
To define GPIO port number, we must I'm supporting IntelCrown Bay platform (Intel AtomE600 + PCH EG20T). I made an initialization code(attached) for the Crown Bay platform. Should I post this module to upstream? I need your advice. If I should do, could you tell me which category we should put it?
--- ROHM Co., Ltd. tomoya /* * Copyright (C) 2012 LAPIS Semiconductor Co., Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. */
#include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> #include <linux/platform_device.h> #include <linux/usb/gpio_vbus.h>
#define PCH_GPIO_BASE 244
/* GPIO for USB VBUS detection */ #define CROWNBAY_GPIO_VBUS_PORT 5
static struct gpio_vbus_mach_info crownbay_gpio_vbus_data = { .gpio_vbus = (PCH_GPIO_BASE + CROWNBAY_GPIO_VBUS_PORT), };
static struct platform_device crownbay_gpio_vbus_device = { .name = "pch-gpio-vbus", .id = -1, .dev = { .platform_data = &crownbay_gpio_vbus_data, }, };
static int __init crownbay_platform_init(void) { int retval; retval = platform_device_register(&crownbay_gpio_vbus_device); printk(KERN_INFO "Registered gpio-vbus device for Crown Bay\n"); return retval; } module_init(crownbay_platform_init);
static void __exit crownbay_platform_exit(void) { platform_device_unregister(&crownbay_gpio_vbus_device); } module_exit(crownbay_platform_exit);
MODULE_DESCRIPTION("Intel Crown Bay Platform Driver"); MODULE_LICENSE("GPL");
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