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b2ef749720
This patch fixes the use of GPIO routines which are in the PCI configuration space of the RDC321x, therefore reading/writing to this space without spinlock protection can be problematic. We also now request and free GPIOs and support the MGB100 board, previous code was very AR525W-centric. Signed-off-by: Volker Weiss <volker@tintuc.de> Signed-off-by: Florian Fainelli <florian.fainelli@telecomint.eu> Signed-off-by: Ingo Molnar <mingo@elte.hu>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/*
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* Generic RDC321x platform devices
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*
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* Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/list.h>
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#include <linux/device.h>
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#include <linux/platform_device.h>
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#include <linux/version.h>
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#include <linux/leds.h>
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#include <asm/gpio.h>
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/* LEDS */
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static struct gpio_led default_leds[] = {
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{ .name = "rdc:dmz", .gpio = 1, },
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};
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static struct gpio_led_platform_data rdc321x_led_data = {
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.num_leds = ARRAY_SIZE(default_leds),
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.leds = default_leds,
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};
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static struct platform_device rdc321x_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &rdc321x_led_data,
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}
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};
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/* Watchdog */
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static struct platform_device rdc321x_wdt = {
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.name = "rdc321x-wdt",
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.id = -1,
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.num_resources = 0,
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};
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static struct platform_device *rdc321x_devs[] = {
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&rdc321x_leds,
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&rdc321x_wdt
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};
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static int __init rdc_board_setup(void)
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{
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rdc321x_gpio_setup();
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return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs));
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}
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arch_initcall(rdc_board_setup);
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