[ARM] pxa: add gpio_pwdown(_inverted) into pxaficp_ir.c

and convert PXA-based devices to gpio_pwdown where possible.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c
index d8fa53c..c2bf493 100644
--- a/arch/arm/mach-pxa/palmz72.c
+++ b/arch/arm/mach-pxa/palmz72.c
@@ -230,35 +230,9 @@
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmz72_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMZ72_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMZ72_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmz72_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
-}
-
-static void palmz72_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMZ72_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmz72_ficp_platform_data = {
-	.startup		= palmz72_irda_startup,
-	.shutdown		= palmz72_irda_shutdown,
+	.gpio_pwdown		= GPIO_NR_PALMZ72_IR_DISABLE,
 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
-	.transceiver_mode	= palmz72_irda_transceiver_mode,
 };
 
 /******************************************************************************