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authorIngo Molnar <mingo@elte.hu>2010-03-09 17:11:53 +0100
committerIngo Molnar <mingo@elte.hu>2010-03-09 17:11:53 +0100
commit548b84166917d6f5e2296123b85ad24aecd3801d (patch)
tree0ab0300e23a02df0fe3c0579627e4998bb122c00 /arch/mips/include/asm/mach-ar7/gpio.h
parentcfb581bcd4f8c158c6f2b48bf5e232bb9e6855c0 (diff)
parent57d54889cd00db2752994b389ba714138652e60c (diff)
downloadop-kernel-dev-548b84166917d6f5e2296123b85ad24aecd3801d.zip
op-kernel-dev-548b84166917d6f5e2296123b85ad24aecd3801d.tar.gz
Merge commit 'v2.6.34-rc1' into perf/urgent
Conflicts: tools/perf/util/probe-event.c Merge reason: Pick up -rc1 and resolve the conflict as well. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/mips/include/asm/mach-ar7/gpio.h')
-rw-r--r--arch/mips/include/asm/mach-ar7/gpio.h86
1 files changed, 8 insertions, 78 deletions
diff --git a/arch/mips/include/asm/mach-ar7/gpio.h b/arch/mips/include/asm/mach-ar7/gpio.h
index cbe9c4f..73f9b16 100644
--- a/arch/mips/include/asm/mach-ar7/gpio.h
+++ b/arch/mips/include/asm/mach-ar7/gpio.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ * Copyright (C) 2007-2009 Florian Fainelli <florian@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
@@ -22,88 +22,18 @@
#include <asm/mach-ar7/ar7.h>
#define AR7_GPIO_MAX 32
+#define NR_BUILTIN_GPIO AR7_GPIO_MAX
-extern int gpio_request(unsigned gpio, const char *label);
-extern void gpio_free(unsigned gpio);
+#define gpio_to_irq(gpio) NULL
-/* Common GPIO layer */
-static inline int gpio_get_value(unsigned gpio)
-{
- void __iomem *gpio_in =
- (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_INPUT);
+#define gpio_get_value __gpio_get_value
+#define gpio_set_value __gpio_set_value
- return readl(gpio_in) & (1 << gpio);
-}
-
-static inline void gpio_set_value(unsigned gpio, int value)
-{
- void __iomem *gpio_out =
- (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_OUTPUT);
- unsigned tmp;
-
- tmp = readl(gpio_out) & ~(1 << gpio);
- if (value)
- tmp |= 1 << gpio;
- writel(tmp, gpio_out);
-}
-
-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, int value)
-{
- void __iomem *gpio_dir =
- (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
-
- if (gpio >= AR7_GPIO_MAX)
- return -EINVAL;
-
- gpio_set_value(gpio, value);
- writel(readl(gpio_dir) & ~(1 << gpio), gpio_dir);
-
- return 0;
-}
-
-static inline int gpio_to_irq(unsigned gpio)
-{
- return -EINVAL;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
- return -EINVAL;
-}
+#define gpio_cansleep __gpio_cansleep
/* 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);
-
- 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);
-
- writel(readl(gpio_en) & ~(1 << gpio), gpio_en);
-
- return 0;
-}
+int ar7_gpio_enable(unsigned gpio);
+int ar7_gpio_disable(unsigned gpio);
#include <asm-generic/gpio.h>
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