Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into devel-stable

[safe/jmp/linux-2.6] / arch / arm / plat-mxc / iomux-mx1-mx2.c

diff --git a/arch/arm/plat-mxc/iomux-mx1-mx2.c b/arch/arm/plat-mxc/iomux-mx1-mx2.c
deleted file mode 100644 (file)
index a37163c..0000000
--- a/arch/arm/plat-mxc/iomux-mx1-mx2.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- *  arch/arm/mach-mxc/generic.c
- *
- *  author: Sascha Hauer
- *  Created: april 20th, 2004
- *  Copyright: Synertronixx GmbH
- *
- *  Common code for i.MX machines
- *
- * 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
- *
- */
-
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/string.h>
-#include <linux/gpio.h>
-
-#include <mach/hardware.h>
-#include <asm/mach/map.h>
-#include <mach/iomux.h>
-
-void mxc_gpio_mode(int gpio_mode)
-{
-       unsigned int pin = gpio_mode & GPIO_PIN_MASK;
-       unsigned int port = (gpio_mode & GPIO_PORT_MASK) >> GPIO_PORT_SHIFT;
-       unsigned int ocr = (gpio_mode & GPIO_OCR_MASK) >> GPIO_OCR_SHIFT;
-       unsigned int tmp;
-
-       /* Pullup enable */
-       tmp = __raw_readl(VA_GPIO_BASE + MXC_PUEN(port));
-       if (gpio_mode & GPIO_PUEN)
-               tmp |= (1 << pin);
-       else
-               tmp &= ~(1 << pin);
-       __raw_writel(tmp, VA_GPIO_BASE + MXC_PUEN(port));
-
-       /* Data direction */
-       tmp = __raw_readl(VA_GPIO_BASE + MXC_DDIR(port));
-       if (gpio_mode & GPIO_OUT)
-               tmp |= 1 << pin;
-       else
-               tmp &= ~(1 << pin);
-       __raw_writel(tmp, VA_GPIO_BASE + MXC_DDIR(port));
-
-       /* Primary / alternate function */
-       tmp = __raw_readl(VA_GPIO_BASE + MXC_GPR(port));
-       if (gpio_mode & GPIO_AF)
-               tmp |= (1 << pin);
-       else
-               tmp &= ~(1 << pin);
-       __raw_writel(tmp, VA_GPIO_BASE + MXC_GPR(port));
-
-       /* use as gpio? */
-       tmp = __raw_readl(VA_GPIO_BASE + MXC_GIUS(port));
-       if (gpio_mode & (GPIO_PF | GPIO_AF))
-               tmp &= ~(1 << pin);
-       else
-               tmp |= (1 << pin);
-       __raw_writel(tmp, VA_GPIO_BASE + MXC_GIUS(port));
-
-       if (pin < 16) {
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_OCR1(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= (ocr << (pin * 2));
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_OCR1(port));
-
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_ICONFA1(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= ((gpio_mode >> GPIO_AOUT_SHIFT) & 3) << (pin * 2);
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_ICONFA1(port));
-
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_ICONFB1(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= ((gpio_mode >> GPIO_BOUT_SHIFT) & 3) << (pin * 2);
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_ICONFB1(port));
-       } else {
-               pin -= 16;
-
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_OCR2(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= (ocr << (pin * 2));
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_OCR2(port));
-
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_ICONFA2(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= ((gpio_mode >> GPIO_AOUT_SHIFT) & 3) << (pin * 2);
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_ICONFA2(port));
-
-               tmp = __raw_readl(VA_GPIO_BASE + MXC_ICONFB2(port));
-               tmp &= ~(3 << (pin * 2));
-               tmp |= ((gpio_mode >> GPIO_BOUT_SHIFT) & 3) << (pin * 2);
-               __raw_writel(tmp, VA_GPIO_BASE + MXC_ICONFB2(port));
-       }
-}
-EXPORT_SYMBOL(mxc_gpio_mode);
-
-int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count,
-               const char *label)
-{
-       const int *p = pin_list;
-       int i;
-       unsigned gpio;
-       unsigned mode;
-       int ret = -EINVAL;
-
-       for (i = 0; i < count; i++) {
-               gpio = *p & (GPIO_PIN_MASK | GPIO_PORT_MASK);
-               mode = *p & ~(GPIO_PIN_MASK | GPIO_PORT_MASK);
-
-               if (gpio >= (GPIO_PORT_MAX + 1) * 32)
-                       goto setup_error;
-
-               ret = gpio_request(gpio, label);
-               if (ret)
-                       goto setup_error;
-
-               mxc_gpio_mode(gpio | mode);
-
-               p++;
-       }
-       return 0;
-
-setup_error:
-       mxc_gpio_release_multiple_pins(pin_list, i);
-       return ret;
-}
-EXPORT_SYMBOL(mxc_gpio_setup_multiple_pins);
-
-void mxc_gpio_release_multiple_pins(const int *pin_list, int count)
-{
-       const int *p = pin_list;
-       int i;
-
-       for (i = 0; i < count; i++) {
-               unsigned gpio = *p & (GPIO_PIN_MASK | GPIO_PORT_MASK);
-               gpio_free(gpio);
-               p++;
-       }
-
-}
-EXPORT_SYMBOL(mxc_gpio_release_multiple_pins);
-