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Diffstat (limited to 'arch/mips/au1000/common/gpio.c')
-rw-r--r--arch/mips/au1000/common/gpio.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/arch/mips/au1000/common/gpio.c b/arch/mips/au1000/common/gpio.c
deleted file mode 100644
index b485d94..0000000
--- a/arch/mips/au1000/common/gpio.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * Copyright (C) 2007, OpenWrt.org, Florian Fainelli <florian@openwrt.org>
- * Architecture specific GPIO support
- *
- * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Notes :
- * au1000 SoC have only one GPIO line : GPIO1
- * others have a second one : GPIO2
- */
-
-#include <linux/module.h>
-
-#include <asm/mach-au1x00/au1000.h>
-#include <asm/gpio.h>
-
-#define gpio1 sys
-#if !defined(CONFIG_SOC_AU1000)
-
-static struct au1x00_gpio2 *const gpio2 = (struct au1x00_gpio2 *) GPIO2_BASE;
-#define GPIO2_OUTPUT_ENABLE_MASK 0x00010000
-
-static int au1xxx_gpio2_read(unsigned gpio)
-{
- gpio -= AU1XXX_GPIO_BASE;
- return ((gpio2->pinstate >> gpio) & 0x01);
-}
-
-static void au1xxx_gpio2_write(unsigned gpio, int value)
-{
- gpio -= AU1XXX_GPIO_BASE;
-
- gpio2->output = (GPIO2_OUTPUT_ENABLE_MASK << gpio) | (value << gpio);
-}
-
-static int au1xxx_gpio2_direction_input(unsigned gpio)
-{
- gpio -= AU1XXX_GPIO_BASE;
- gpio2->dir &= ~(0x01 << gpio);
- return 0;
-}
-
-static int au1xxx_gpio2_direction_output(unsigned gpio, int value)
-{
- gpio -= AU1XXX_GPIO_BASE;
- gpio2->dir = (0x01 << gpio) | (value << gpio);
- return 0;
-}
-
-#endif /* !defined(CONFIG_SOC_AU1000) */
-
-static int au1xxx_gpio1_read(unsigned gpio)
-{
- return (gpio1->pinstaterd >> gpio) & 0x01;
-}
-
-static void au1xxx_gpio1_write(unsigned gpio, int value)
-{
- if (value)
- gpio1->outputset = (0x01 << gpio);
- else
- /* Output a zero */
- gpio1->outputclr = (0x01 << gpio);
-}
-
-static int au1xxx_gpio1_direction_input(unsigned gpio)
-{
- gpio1->pininputen = (0x01 << gpio);
- return 0;
-}
-
-static int au1xxx_gpio1_direction_output(unsigned gpio, int value)
-{
- gpio1->trioutclr = (0x01 & gpio);
- return 0;
-}
-
-int au1xxx_gpio_get_value(unsigned gpio)
-{
- if (gpio >= AU1XXX_GPIO_BASE)
-#if defined(CONFIG_SOC_AU1000)
- return 0;
-#else
- return au1xxx_gpio2_read(gpio);
-#endif
- else
- return au1xxx_gpio1_read(gpio);
-}
-EXPORT_SYMBOL(au1xxx_gpio_get_value);
-
-void au1xxx_gpio_set_value(unsigned gpio, int value)
-{
- if (gpio >= AU1XXX_GPIO_BASE)
-#if defined(CONFIG_SOC_AU1000)
- ;
-#else
- au1xxx_gpio2_write(gpio, value);
-#endif
- else
- au1xxx_gpio1_write(gpio, value);
-}
-EXPORT_SYMBOL(au1xxx_gpio_set_value);
-
-int au1xxx_gpio_direction_input(unsigned gpio)
-{
- if (gpio >= AU1XXX_GPIO_BASE)
-#if defined(CONFIG_SOC_AU1000)
- return -ENODEV;
-#else
- return au1xxx_gpio2_direction_input(gpio);
-#endif
-
- return au1xxx_gpio1_direction_input(gpio);
-}
-EXPORT_SYMBOL(au1xxx_gpio_direction_input);
-
-int au1xxx_gpio_direction_output(unsigned gpio, int value)
-{
- if (gpio >= AU1XXX_GPIO_BASE)
-#if defined(CONFIG_SOC_AU1000)
- return -ENODEV;
-#else
- return au1xxx_gpio2_direction_output(gpio, value);
-#endif
-
- return au1xxx_gpio1_direction_output(gpio, value);
-}
-EXPORT_SYMBOL(au1xxx_gpio_direction_output);
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