diff options
author | Stefano Babic <sbabic@denx.de> | 2010-07-06 15:05:06 (GMT) |
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committer | Stefano Babic <sbabic@denx.de> | 2010-09-29 09:24:30 (GMT) |
commit | c4ea142424fc5cb43a2db750cb772e84304e5fb8 (patch) | |
tree | bc6abb5343579120ee5680c46cd927d82064b1e5 /include/mxc_gpio.h | |
parent | 2e6e1772c0e34871769be4aef79748fe3e47d953 (diff) | |
download | u-boot-c4ea142424fc5cb43a2db750cb772e84304e5fb8.tar.xz |
Use common function to set GPIOs for MX3 and MX5
The patch adds support for setting gpios to the
MX51 processor and change name to the corresponding
functions for MX31. In this way, it is possible to get rid
of nasty #ifdef switches related to the processor type.
Signed-off-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'include/mxc_gpio.h')
-rw-r--r-- | include/mxc_gpio.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/mxc_gpio.h b/include/mxc_gpio.h new file mode 100644 index 0000000..002ba61 --- /dev/null +++ b/include/mxc_gpio.h @@ -0,0 +1,52 @@ +/* + * + * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __MXC_GPIO_H +#define __MXC_GPIO_H + +enum mxc_gpio_direction { + MXC_GPIO_DIRECTION_IN, + MXC_GPIO_DIRECTION_OUT, +}; + +#ifdef CONFIG_MXC_GPIO +extern int mxc_gpio_direction(unsigned int gpio, + enum mxc_gpio_direction direction); +extern void mxc_gpio_set(unsigned int gpio, unsigned int value); +extern int mxc_gpio_get(unsigned int gpio); +#else +static inline int mxc_gpio_direction(unsigned int gpio, + enum mxc_gpio_direction direction) +{ + return 1; +} +static inline int mxc_gpio_get(unsigned int gpio) +{ + return 1; +} +static inline void mxc_gpio_set(unsigned int gpio, unsigned int value) +{ +} +#endif + +#endif |