| /* |
| * Coldfire generic GPIO support. |
| * |
| * (C) Copyright 2009, Steven King <sfking@fdwdc.com> |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef mcfgpio_h |
| #define mcfgpio_h |
| |
| #include <linux/io.h> |
| #include <asm-generic/gpio.h> |
| |
| struct mcf_gpio_chip { |
| struct gpio_chip gpio_chip; |
| void __iomem *pddr; |
| void __iomem *podr; |
| void __iomem *ppdr; |
| void __iomem *setr; |
| void __iomem *clrr; |
| const u8 *gpio_to_pinmux; |
| }; |
| |
| int mcf_gpio_direction_input(struct gpio_chip *, unsigned); |
| int mcf_gpio_get_value(struct gpio_chip *, unsigned); |
| int mcf_gpio_direction_output(struct gpio_chip *, unsigned, int); |
| void mcf_gpio_set_value(struct gpio_chip *, unsigned, int); |
| void mcf_gpio_set_value_fast(struct gpio_chip *, unsigned, int); |
| int mcf_gpio_request(struct gpio_chip *, unsigned); |
| void mcf_gpio_free(struct gpio_chip *, unsigned); |
| |
| #endif |