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IXP: Fix GPIO_INT_ACT_LOW_SET()

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The GPIO_INT_ACT_LOW_SET was incorrectly handling interrupt lines higher than 7.
This is due to the fact that there are two registers for total of 16 lines.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Bryan Hundven <bryanhundven@gmail.com>
Cc: Michael Schwingen <rincewind@discworld.dascon.de>
This commit is contained in:
Marek Vasut 2012-03-06 11:57:43 +01:00 • committed by Albert ARIBAUD
parent 44e63c228e
commit cd207cde94
1 changed files with 8 additions and 2 deletions
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10
arch/arm/include/asm/arch-ixp/ixp425.h
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@ -358,6 +358,9 @@
#define IXP425_GPIO_GPCLKR IXP425_GPIO_REG(IXP425_GPIO_GPCLKR_OFFSET)
#define IXP425_GPIO_GPDBSELR IXP425_GPIO_REG(IXP425_GPIO_GPDBSELR_OFFSET)
#define IXP425_GPIO_GPITR(line) (((line) >= 8) ? \
IXP425_GPIO_GPIT2R : IXP425_GPIO_GPIT1R)
/*
* Macros to make it easy to access the GPIO registers
*/
@ -365,8 +368,11 @@
#define GPIO_OUTPUT_DISABLE(line) *IXP425_GPIO_GPOER |= (1 << (line))
#define GPIO_OUTPUT_SET(line) *IXP425_GPIO_GPOUTR |= (1 << (line))
#define GPIO_OUTPUT_CLEAR(line) *IXP425_GPIO_GPOUTR &= ~(1 << (line))
#define GPIO_INT_ACT_LOW_SET(line) *IXP425_GPIO_GPIT1R = \
(*IXP425_GPIO_GPIT1R & ~(0x7 << (line * 3))) | (0x1 << (line * 3))
#define GPIO_INT_ACT_LOW_SET(line) \
*IXP425_GPIO_GPITR(line) = \
(*IXP425_GPIO_GPITR(line) & \
~(0x7 << (((line) & 0x7) * 3))) | \
(0x1 << (((line) & 0x7) * 3)) \
/*
* Constants to make it easy to access Timer Control/Status registers