27 lines
573 B
C
27 lines
573 B
C
/*
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* (C) Copyright 2009 Alessandro Rubini
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __NMK_GPIO_H__
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#define __NMK_GPIO_H__
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/*
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* These functions are called from the soft-i2c driver, but
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* are also used by board files to set output bits.
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*/
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enum nmk_af { /* alternate function settings */
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GPIO_GPIO = 0,
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GPIO_ALT_A,
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GPIO_ALT_B,
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GPIO_ALT_C
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};
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extern void nmk_gpio_af(int gpio, int alternate_function);
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extern void nmk_gpio_dir(int gpio, int dir);
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extern void nmk_gpio_set(int gpio, int val);
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extern int nmk_gpio_get(int gpio);
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#endif /* __NMK_GPIO_H__ */
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