From a09e64fbc0094e3073dbb09c3b4bfe4ab669244b Mon Sep 17 00:00:00 2001
From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Tue, 5 Aug 2008 16:14:15 +0100
Subject: [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
include/asm-arm/arch-davinci/gpio.h | 159 ------------------------------------
1 file changed, 159 deletions(-)
delete mode 100644 include/asm-arm/arch-davinci/gpio.h
(limited to 'include/asm-arm/arch-davinci/gpio.h')
diff --git a/include/asm-arm/arch-davinci/gpio.h b/include/asm-arm/arch-davinci/gpio.h
deleted file mode 100644
index 54fda734649f..000000000000
--- a/include/asm-arm/arch-davinci/gpio.h
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * TI DaVinci GPIO Support
- *
- * Copyright (c) 2006 David Brownell
- * Copyright (c) 2007, MontaVista Software, Inc. <source@mvista.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.
- */
-
-#ifndef __DAVINCI_GPIO_H
-#define __DAVINCI_GPIO_H
-
-#include <linux/io.h>
-#include <asm/arch/hardware.h>
-
-/*
- * basic gpio routines
- *
- * board-specific init should be done by arch/.../.../board-XXX.c (maybe
- * initializing banks together) rather than boot loaders; kexec() won't
- * go through boot loaders.
- *
- * the gpio clock will be turned on when gpios are used, and you may also
- * need to pay attention to PINMUX0 and PINMUX1 to be sure those pins are
- * used as gpios, not with other peripherals.
- *
- * GPIOs are numbered 0..(DAVINCI_N_GPIO-1). For documentation, and maybe
- * for later updates, code should write GPIO(N) or:
- * - GPIOV18(N) for 1.8V pins, N in 0..53; same as GPIO(0)..GPIO(53)
- * - GPIOV33(N) for 3.3V pins, N in 0..17; same as GPIO(54)..GPIO(70)
- *
- * For GPIO IRQs use gpio_to_irq(GPIO(N)) or gpio_to_irq(GPIOV33(N)) etc
- * for now, that's != GPIO(N)
- */
-#define GPIO(X) (X) /* 0 <= X <= 70 */
-#define GPIOV18(X) (X) /* 1.8V i/o; 0 <= X <= 53 */
-#define GPIOV33(X) ((X)+54) /* 3.3V i/o; 0 <= X <= 17 */
-
-struct gpio_controller {
- u32 dir;
- u32 out_data;
- u32 set_data;
- u32 clr_data;
- u32 in_data;
- u32 set_rising;
- u32 clr_rising;
- u32 set_falling;
- u32 clr_falling;
- u32 intstat;
-};
-
-/* The __gpio_to_controller() and __gpio_mask() functions inline to constants
- * with constant parameters; or in outlined code they execute at runtime.
- *
- * You'd access the controller directly when reading or writing more than
- * one gpio value at a time, and to support wired logic where the value
- * being driven by the cpu need not match the value read back.
- *
- * These are NOT part of the cross-platform GPIO interface
- */
-static inline struct gpio_controller *__iomem
-__gpio_to_controller(unsigned gpio)
-{
- void *__iomem ptr;
-
- if (gpio < 32)
- ptr = (void *__iomem)IO_ADDRESS(DAVINCI_GPIO_BASE + 0x10);
- else if (gpio < 64)
- ptr = (void *__iomem)IO_ADDRESS(DAVINCI_GPIO_BASE + 0x38);
- else if (gpio < DAVINCI_N_GPIO)
- ptr = (void *__iomem)IO_ADDRESS(DAVINCI_GPIO_BASE + 0x60);
- else
- ptr = NULL;
- return ptr;
-}
-
-static inline u32 __gpio_mask(unsigned gpio)
-{
- return 1 << (gpio % 32);
-}
-
-/* The get/set/clear functions will inline when called with constant
- * parameters, for low-overhead bitbanging. Illegal constant parameters
- * cause link-time errors.
- *
- * Otherwise, calls with variable parameters use outlined functions.
- */
-extern int __error_inval_gpio(void);
-
-extern void __gpio_set(unsigned gpio, int value);
-extern int __gpio_get(unsigned gpio);
-
-static inline void gpio_set_value(unsigned gpio, int value)
-{
- if (__builtin_constant_p(value)) {
- struct gpio_controller *__iomem g;
- u32 mask;
-
- if (gpio >= DAVINCI_N_GPIO)
- __error_inval_gpio();
-
- g = __gpio_to_controller(gpio);
- mask = __gpio_mask(gpio);
- if (value)
- __raw_writel(mask, &g->set_data);
- else
- __raw_writel(mask, &g->clr_data);
- return;
- }
-
- __gpio_set(gpio, value);
-}
-
-/* Returns zero or nonzero; works for gpios configured as inputs OR
- * as outputs.
- *
- * NOTE: changes in reported values are synchronized to the GPIO clock.
- * This is most easily seen after calling gpio_set_value() and then immediatly
- * gpio_get_value(), where the gpio_get_value() would return the old value
- * until the GPIO clock ticks and the new value gets latched.
- */
-
-static inline int gpio_get_value(unsigned gpio)
-{
- struct gpio_controller *__iomem g;
-
- if (!__builtin_constant_p(gpio))
- return __gpio_get(gpio);
-
- if (gpio >= DAVINCI_N_GPIO)
- return __error_inval_gpio();
-
- g = __gpio_to_controller(gpio);
- return !!(__gpio_mask(gpio) & __raw_readl(&g->in_data));
-}
-
-/* powerup default direction is IN */
-extern int gpio_direction_input(unsigned gpio);
-extern int gpio_direction_output(unsigned gpio, int value);
-
-#include <asm-generic/gpio.h> /* cansleep wrappers */
-
-extern int gpio_request(unsigned gpio, const char *tag);
-extern void gpio_free(unsigned gpio);
-
-static inline int gpio_to_irq(unsigned gpio)
-{
- return DAVINCI_N_AINTC_IRQ + gpio;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
- return irq - DAVINCI_N_AINTC_IRQ;
-}
-
-#endif /* __DAVINCI_GPIO_H */
--
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