Re: [PATCH] Gemini: wrong registers used to set reg_level in gpio_set_irq_type()?

From: Paulius Zaleckas
Date: Sun Jan 17 2010 - 14:38:06 EST


On 01/14/2010 11:11 PM, Roel Kluin wrote:
It appears the wrong GPIO registers were used

Signed-off-by: Roel Kluin<roel.kluin@xxxxxxxxx>
---
I am not sure whether this is right so please review.

Yes, you are right. Thanks for spotting.
I put this patch in my queue.

diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e726385..fe3bd5a 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
unsigned int reg_both, reg_level, reg_type;

reg_type = __raw_readl(base + GPIO_INT_TYPE);
- reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+ reg_level = __raw_readl(base + GPIO_INT_LEVEL);
reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);

switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
}

__raw_writel(reg_type, base + GPIO_INT_TYPE);
- __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+ __raw_writel(reg_level, base + GPIO_INT_LEVEL);
__raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);

gpio_ack_irq(irq);

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