summaryrefslogtreecommitdiffstats
path: root/target/linux/ar7-2.6/files/include/asm-mips
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/ar7-2.6/files/include/asm-mips')
-rw-r--r--target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h116
1 files changed, 0 insertions, 116 deletions
diff --git a/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h b/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h
deleted file mode 100644
index 97638077f..000000000
--- a/target/linux/ar7-2.6/files/include/asm-mips/ar7/gpio.h
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * $Id$
- *
- * Copyright (C) 2007 OpenWrt.org
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef __AR7_GPIO_H__
-#define __AR7_GPIO_H__
-#include <asm/ar7/ar7.h>
-
-#define AR7_GPIO_MAX 32
-
-extern int gpio_request(unsigned gpio, char *label);
-extern void gpio_free(unsigned gpio);
-
-/* Common GPIO layer */
-static inline int gpio_direction_input(unsigned gpio)
-{
- void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- writel(readl(gpio_dir) | (1 << gpio), gpio_dir);
-
- return 0;
-}
-
-static inline int gpio_direction_output(unsigned gpio)
-{
- void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- writel(readl(gpio_dir) & ~(1 << gpio), gpio_dir);
-
- return 0;
-}
-
-static inline int gpio_get_value(unsigned gpio)
-{
- void __iomem *gpio_in = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_INPUT);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- return ((readl(gpio_in) & (1 << gpio)) != 0);
-}
-
-static inline void gpio_set_value(unsigned gpio, int value)
-{
- void __iomem *gpio_out = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_OUTPUT);
- volatile unsigned tmp;
-
- if (gpio >= AR7_GPIO_MAX)
- return;
-
- tmp = readl(gpio_out) & ~(1 << gpio);
- if (value)
- tmp |= 1 << gpio;
- writel(tmp, gpio_out);
-}
-
-static inline int gpio_to_irq(unsigned gpio)
-{
- return -EINVAL;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
- return -EINVAL;
-}
-
-/* Board specific GPIO functions */
-static inline int ar7_gpio_enable(unsigned gpio)
-{
- void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- writel(readl(gpio_en) | (1 << gpio), gpio_en);
-
- return 0;
-}
-
-static inline int ar7_gpio_disable(unsigned gpio)
-{
- void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- writel(readl(gpio_en) & ~(1 << gpio), gpio_en);
-
- return 0;
-}
-
-#include <asm-generic/gpio.h>
-
-#endif