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ARM: 7041/1: gpio-ep93xx: hookup the to_irq callback in the driver

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Remove the ep93xx machine specific dependencies for gpio_to_irq() by
hooking up the callback in the driver and using __gpio_to_irq.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Linus Walleij
2011-08-22 08:43:04 +01:00
committed by Russell King
parent 5f3fcf9649
commit 257af9f972
2 changed files with 19 additions and 9 deletions
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9
arch/arm/mach-ep93xx/include/mach/gpio.h
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@@ -99,14 +99,7 @@
/* maximum value for irq capable line identifiers */
#define EP93XX_GPIO_LINE_MAX_IRQ EP93XX_GPIO_LINE_F(7)
/*
* Map GPIO A0..A7 (0..7) to irq 64..71,
* B0..B7 (7..15) to irq 72..79, and
* F0..F7 (16..24) to irq 80..87.
*/
#define gpio_to_irq(gpio) \
(((gpio) <= EP93XX_GPIO_LINE_MAX_IRQ) ? (64 + (gpio)) : -EINVAL)
#define gpio_to_irq __gpio_to_irq
#define irq_to_gpio(irq) ((irq) - gpio_to_irq(0))
#endif