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gpio/mxs: remove irq_high related implementation 

The irq_high stuff was mistakenly copied from mxc gpio driver.
The mxs gpio controller has only one irq line for each 32-pin
gpio port.  The patch remove irq_high related codes.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Shawn Guo 2011-06-07 22:00:53 +08:00 committed by Grant Likely
parent 06f88a8ae9
commit 6161715e3f
1 changed files with 4 additions and 14 deletions
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18
drivers/gpio/gpio-mxs.c
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@ -53,7 +53,6 @@ struct mxs_gpio_port {
void __iomem *base;
int id;
int irq;
int irq_high;
int virtual_irq_start;
struct bgpio_chip bgc;
};
@ -174,21 +173,12 @@ static void mxs_gpio_irq_handler(u32 irq, struct irq_desc *desc)
*/
static int mxs_gpio_set_wake_irq(struct irq_data *d, unsigned int enable)
{
u32 gpio = irq_to_gpio(d->irq);
u32 gpio_idx = gpio & 0x1f;
struct mxs_gpio_port *port = irq_data_get_irq_chip_data(d);
if (enable) {
if (port->irq_high && (gpio_idx >= 16))
enable_irq_wake(port->irq_high);
else
enable_irq_wake(port->irq);
} else {
if (port->irq_high && (gpio_idx >= 16))
disable_irq_wake(port->irq_high);
else
disable_irq_wake(port->irq);
}
if (enable)
enable_irq_wake(port->irq);
else
disable_irq_wake(port->irq);
return 0;
}