57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
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/* linux/arch/mips/include/mach-loongson/gsc3280/gpio.h
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*
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* Copyright (c) 2012 Loongson Co., Ltd.
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*
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* GSC3280 - GPIO lib support <ansonn.wang@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_GPIO_H
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#define __ASM_ARCH_GPIO_H __FILE__
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//
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#define gpio_get_value __gpio_get_value
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#define gpio_set_value __gpio_set_value
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#define gpio_cansleep __gpio_cansleep
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#define gpio_to_irq __gpio_to_irq
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/* Practically, GPIO banks are the configurable gpio banks */
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/* GPIO bank sizes */
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#define GSC3280_GPIO_A_NR (32)
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#define GSC3280_GPIO_B_NR (32)
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#define GSC3280_GPIO_C_NR (24)
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/* GPIO bank numbers */
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#define GSC3280_GPIO_NEXT(__gpio) \
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((__gpio##_START) + (__gpio##_NR))
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enum gsc3280_gpio_number {
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GSC3280_GPIO_A_START = 0,
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GSC3280_GPIO_B_START = GSC3280_GPIO_NEXT(GSC3280_GPIO_A),
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GSC3280_GPIO_C_START = GSC3280_GPIO_NEXT(GSC3280_GPIO_B),
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};
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/* GSC3280 GPIO number definitions */
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#define GSC3280_GPA(_nr) (GSC3280_GPIO_A_START + (_nr))
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#define GSC3280_GPB(_nr) (GSC3280_GPIO_B_START + (_nr))
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#define GSC3280_GPC(_nr) (GSC3280_GPIO_C_START + (_nr))
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/* the end of the GSC3280 specific gpios */
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#define GSC3280_GPIO_END (GSC3280_GPC(GSC3280_GPIO_C_NR) + 1)
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#undef ARCH_NR_GPIOS
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#define ARCH_NR_GPIOS GSC3280_GPIO_END
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#include <asm-generic/gpio.h>
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#endif /* __ASM_ARCH_GPIO_H */
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