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-rw-r--r--arch/arm/cpu/armv7/omap-common/Makefile3
-rw-r--r--arch/arm/cpu/armv7/omap-common/gpio.c243
2 files changed, 0 insertions, 246 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile
index 1394c3f..d37b22d 100644
--- a/arch/arm/cpu/armv7/omap-common/Makefile
+++ b/arch/arm/cpu/armv7/omap-common/Makefile
@@ -29,9 +29,6 @@ SOBJS := reset.o
COBJS := timer.o
COBJS += utils.o
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP),)
-COBJS += gpio.o
-endif
ifneq ($(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
COBJS += hwinit-common.o
diff --git a/arch/arm/cpu/armv7/omap-common/gpio.c b/arch/arm/cpu/armv7/omap-common/gpio.c
deleted file mode 100644
index fc89f2a..0000000
--- a/arch/arm/cpu/armv7/omap-common/gpio.c
+++ /dev/null
@@ -1,243 +0,0 @@
-/*
- * Copyright (c) 2009 Wind River Systems, Inc.
- * Tom Rix <Tom.Rix@windriver.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
- *
- * This work is derived from the linux 2.6.27 kernel source
- * To fetch, use the kernel repository
- * git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
- * Use the v2.6.27 tag.
- *
- * Below is the original's header including its copyright
- *
- * linux/arch/arm/plat-omap/gpio.c
- *
- * Support functions for OMAP GPIO
- *
- * 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 version 2 as
- * published by the Free Software Foundation.
- */
-#include <common.h>
-#include <asm/gpio.h>
-#include <asm/io.h>
-#include <asm/errno.h>
-
-#define OMAP_GPIO_DIR_OUT 0
-#define OMAP_GPIO_DIR_IN 1
-
-static inline const struct gpio_bank *get_gpio_bank(int gpio)
-{
- return &omap_gpio_bank[gpio >> 5];
-}
-
-static inline int get_gpio_index(int gpio)
-{
- return gpio & 0x1f;
-}
-
-static inline int gpio_valid(int gpio)
-{
- if (gpio < 0)
- return -1;
- if (gpio < 192)
- return 0;
- return -1;
-}
-
-static int check_gpio(int gpio)
-{
- if (gpio_valid(gpio) < 0) {
- printf("ERROR : check_gpio: invalid GPIO %d\n", gpio);
- return -1;
- }
- return 0;
-}
-
-static void _set_gpio_direction(const struct gpio_bank *bank, int gpio,
- int is_input)
-{
- void *reg = bank->base;
- u32 l;
-
- switch (bank->method) {
- case METHOD_GPIO_24XX:
- reg += OMAP_GPIO_OE;
- break;
- default:
- return;
- }
- l = __raw_readl(reg);
- if (is_input)
- l |= 1 << gpio;
- else
- l &= ~(1 << gpio);
- __raw_writel(l, reg);
-}
-
-/**
- * Get the direction of the GPIO by reading the GPIO_OE register
- * corresponding to the specified bank.
- */
-static int _get_gpio_direction(const struct gpio_bank *bank, int gpio)
-{
- void *reg = bank->base;
- u32 v;
-
- switch (bank->method) {
- case METHOD_GPIO_24XX:
- reg += OMAP_GPIO_OE;
- break;
- default:
- return -1;
- }
-
- v = __raw_readl(reg);
-
- if (v & (1 << gpio))
- return OMAP_GPIO_DIR_IN;
- else
- return OMAP_GPIO_DIR_OUT;
-}
-
-static void _set_gpio_dataout(const struct gpio_bank *bank, int gpio,
- int enable)
-{
- void *reg = bank->base;
- u32 l = 0;
-
- switch (bank->method) {
- case METHOD_GPIO_24XX:
- if (enable)
- reg += OMAP_GPIO_SETDATAOUT;
- else
- reg += OMAP_GPIO_CLEARDATAOUT;
- l = 1 << gpio;
- break;
- default:
- printf("omap3-gpio unknown bank method %s %d\n",
- __FILE__, __LINE__);
- return;
- }
- __raw_writel(l, reg);
-}
-
-/**
- * Set value of the specified gpio
- */
-int gpio_set_value(unsigned gpio, int value)
-{
- const struct gpio_bank *bank;
-
- if (check_gpio(gpio) < 0)
- return -1;
- bank = get_gpio_bank(gpio);
- _set_gpio_dataout(bank, get_gpio_index(gpio), value);
-
- return 0;
-}
-
-/**
- * Get value of the specified gpio
- */
-int gpio_get_value(unsigned gpio)
-{
- const struct gpio_bank *bank;
- void *reg;
- int input;
-
- if (check_gpio(gpio) < 0)
- return -1;
- bank = get_gpio_bank(gpio);
- reg = bank->base;
- switch (bank->method) {
- case METHOD_GPIO_24XX:
- input = _get_gpio_direction(bank, get_gpio_index(gpio));
- switch (input) {
- case OMAP_GPIO_DIR_IN:
- reg += OMAP_GPIO_DATAIN;
- break;
- case OMAP_GPIO_DIR_OUT:
- reg += OMAP_GPIO_DATAOUT;
- break;
- default:
- return -1;
- }
- break;
- default:
- return -1;
- }
- return (__raw_readl(reg)
- & (1 << get_gpio_index(gpio))) != 0;
-}
-
-/**
- * Set gpio direction as input
- */
-int gpio_direction_input(unsigned gpio)
-{
- const struct gpio_bank *bank;
-
- if (check_gpio(gpio) < 0)
- return -1;
-
- bank = get_gpio_bank(gpio);
- _set_gpio_direction(bank, get_gpio_index(gpio), 1);
-
- return 0;
-}
-
-/**
- * Set gpio direction as output
- */
-int gpio_direction_output(unsigned gpio, int value)
-{
- const struct gpio_bank *bank;
-
- if (check_gpio(gpio) < 0)
- return -1;
-
- bank = get_gpio_bank(gpio);
- _set_gpio_dataout(bank, get_gpio_index(gpio), value);
- _set_gpio_direction(bank, get_gpio_index(gpio), 0);
-
- return 0;
-}
-
-/**
- * Request a gpio before using it.
- *
- * NOTE: Argument 'label' is unused.
- */
-int gpio_request(unsigned gpio, const char *label)
-{
- if (check_gpio(gpio) < 0)
- return -1;
-
- return 0;
-}
-
-/**
- * Reset and free the gpio after using it.
- */
-int gpio_free(unsigned gpio)
-{
- return 0;
-}