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[ARM] 3368/1: ixp4xx: set gpio direction in ixp4xx_config_irq 

Patch from Alessandro Zummo

ixp4xx_config_irq did not configure the gpio line
as an input.

As an added bonus, the irq2gpio array has been converted
from int to char.

Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Alessandro Zummo 2006-03-20 17:10:12 +00:00 committed by Russell King
parent 03bd14c4b7
commit 73deb7dc05
1 changed files with 4 additions and 1 deletions
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5
arch/arm/mach-ixp4xx/common.c
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@ -91,7 +91,7 @@ static void ixp4xx_config_irq(unsigned irq, enum ixp4xx_irq_type type);
/*
* IRQ -> GPIO mapping table
*/
static int irq2gpio[32] = {
static char irq2gpio[32] = {
-1, -1, -1, -1, -1, -1, 0, 1,
-1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, 2, 3, 4, 5, 6,
@ -153,6 +153,9 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type)
/* Set the new style */
*int_reg |= (int_style << (line * IXP4XX_GPIO_STYLE_SIZE));
/* Configure the line as an input */
gpio_line_config(line, IXP4XX_GPIO_IN);
return 0;
}