diff options
Diffstat (limited to 'include/asm-arm/arch-omap/gpio.h')
| -rw-r--r-- | include/asm-arm/arch-omap/gpio.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/include/asm-arm/arch-omap/gpio.h b/include/asm-arm/arch-omap/gpio.h deleted file mode 100644 index 97b397dd7e8..00000000000 --- a/include/asm-arm/arch-omap/gpio.h +++ /dev/null @@ -1,146 +0,0 @@ -/* - * linux/include/asm-arm/arch-omap/gpio.h - * - * OMAP GPIO handling defines and functions - * - * Copyright (C) 2003-2005 Nokia Corporation - * - * Written by Juha Yrjölä <juha.yrjola@nokia.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; 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 __ASM_ARCH_OMAP_GPIO_H -#define __ASM_ARCH_OMAP_GPIO_H - -#include <asm/hardware.h> -#include <asm/arch/irqs.h> -#include <asm/io.h> - -#define OMAP_MPUIO_BASE (void __iomem *)0xfffb5000 - -#ifdef CONFIG_ARCH_OMAP730 -#define OMAP_MPUIO_INPUT_LATCH 0x00 -#define OMAP_MPUIO_OUTPUT 0x02 -#define OMAP_MPUIO_IO_CNTL 0x04 -#define OMAP_MPUIO_KBR_LATCH 0x08 -#define OMAP_MPUIO_KBC 0x0a -#define OMAP_MPUIO_GPIO_EVENT_MODE 0x0c -#define OMAP_MPUIO_GPIO_INT_EDGE 0x0e -#define OMAP_MPUIO_KBD_INT 0x10 -#define OMAP_MPUIO_GPIO_INT 0x12 -#define OMAP_MPUIO_KBD_MASKIT 0x14 -#define OMAP_MPUIO_GPIO_MASKIT 0x16 -#define OMAP_MPUIO_GPIO_DEBOUNCING 0x18 -#define OMAP_MPUIO_LATCH 0x1a -#else -#define OMAP_MPUIO_INPUT_LATCH 0x00 -#define OMAP_MPUIO_OUTPUT 0x04 -#define OMAP_MPUIO_IO_CNTL 0x08 -#define OMAP_MPUIO_KBR_LATCH 0x10 -#define OMAP_MPUIO_KBC 0x14 -#define OMAP_MPUIO_GPIO_EVENT_MODE 0x18 -#define OMAP_MPUIO_GPIO_INT_EDGE 0x1c -#define OMAP_MPUIO_KBD_INT 0x20 -#define OMAP_MPUIO_GPIO_INT 0x24 -#define OMAP_MPUIO_KBD_MASKIT 0x28 -#define OMAP_MPUIO_GPIO_MASKIT 0x2c -#define OMAP_MPUIO_GPIO_DEBOUNCING 0x30 -#define OMAP_MPUIO_LATCH 0x34 -#endif - -#define OMAP_MPUIO(nr) (OMAP_MAX_GPIO_LINES + (nr)) -#define OMAP_GPIO_IS_MPUIO(nr) ((nr) >= OMAP_MAX_GPIO_LINES) - -#define OMAP_GPIO_IRQ(nr) (OMAP_GPIO_IS_MPUIO(nr) ? \ - IH_MPUIO_BASE + ((nr) & 0x0f) : \ - IH_GPIO_BASE + (nr)) - -extern int omap_gpio_init(void); /* Call from board init only */ -extern int omap_request_gpio(int gpio); -extern void omap_free_gpio(int gpio); -extern void omap_set_gpio_direction(int gpio, int is_input); -extern void omap_set_gpio_dataout(int gpio, int enable); -extern int omap_get_gpio_datain(int gpio); - -/*-------------------------------------------------------------------------*/ - -/* wrappers for "new style" GPIO calls. the old OMAP-specfic ones should - * eventually be removed (along with this errno.h inclusion), and maybe - * gpios should put MPUIOs last too. - */ - -#include <asm/errno.h> - -static inline int gpio_request(unsigned gpio, const char *label) -{ - return omap_request_gpio(gpio); -} - -static inline void gpio_free(unsigned gpio) -{ - omap_free_gpio(gpio); -} - -static inline int __gpio_set_direction(unsigned gpio, int is_input) -{ - if (cpu_class_is_omap2()) { - if (gpio > OMAP_MAX_GPIO_LINES) - return -EINVAL; - } else { - if (gpio > (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)) - return -EINVAL; - } - omap_set_gpio_direction(gpio, is_input); - return 0; -} - -static inline int gpio_direction_input(unsigned gpio) -{ - return __gpio_set_direction(gpio, 1); -} - -static inline int gpio_direction_output(unsigned gpio, int value) -{ - omap_set_gpio_dataout(gpio, value); - return __gpio_set_direction(gpio, 0); -} - -static inline int gpio_get_value(unsigned gpio) -{ - return omap_get_gpio_datain(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - omap_set_gpio_dataout(gpio, value); -} - -#include <asm-generic/gpio.h> /* cansleep wrappers */ - -static inline int gpio_to_irq(unsigned gpio) -{ - return OMAP_GPIO_IRQ(gpio); -} - -static inline int irq_to_gpio(unsigned irq) -{ - if (cpu_class_is_omap1() && (irq < (IH_MPUIO_BASE + 16))) - return (irq - IH_MPUIO_BASE) + OMAP_MAX_GPIO_LINES; - return irq - IH_GPIO_BASE; -} - -#endif |