From 4b5657938853ea3f478d86408e6534cb3a89ec11 Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Fri, 11 Nov 2011 15:55:37 -0600 Subject: mpc83xx: Add a GPIO driver for the MPC83XX family Signed-off-by: Joe Hershberger Cc: Joe Hershberger Signed-off-by: Kim Phillips --- arch/powerpc/include/asm/arch-mpc83xx/gpio.h | 38 ++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 arch/powerpc/include/asm/arch-mpc83xx/gpio.h (limited to 'arch/powerpc/include/asm/arch-mpc83xx') diff --git a/arch/powerpc/include/asm/arch-mpc83xx/gpio.h b/arch/powerpc/include/asm/arch-mpc83xx/gpio.h new file mode 100644 index 0000000000..036f51e448 --- /dev/null +++ b/arch/powerpc/include/asm/arch-mpc83xx/gpio.h @@ -0,0 +1,38 @@ +/* + * 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 _MPC83XX_GPIO_H_ +#define _MPC83XX_GPIO_H_ + +/* + * The MCP83xx's 1-2 GPIO controllers each with 32 bits. + */ +#if defined(CONFIG_MPC8313) || defined(CONFIG_MPC8308) || \ + defined(CONFIG_MPC8315) +#define MPC83XX_GPIO_CTRLRS 1 +#elif defined(CONFIG_MPC834x) || defined(CONFIG_MPC837x) +#define MPC83XX_GPIO_CTRLRS 2 +#else +#define MPC83XX_GPIO_CTRLRS 0 +#endif + +#define MAX_NUM_GPIOS (32 * MPC83XX_GPIO_CTRLRS) + +void mpc83xx_gpio_init_f(void); +void mpc83xx_gpio_init_r(void); + +#endif /* MPC83XX_GPIO_H_ */ -- cgit v1.2.1