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[04/15] OMAP: GPIO: _get_gpio_irqbank_mask: replace hard-coded mask with bank->width

Message ID 1303513327-14532-5-git-send-email-khilman@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Kevin Hilman April 22, 2011, 11:01 p.m. UTC 
Replace hard-coded mask values with bank->width which is already coming
from platform_data.

Signed-off-by: Kevin Hilman <khilman@ti.com>
---
 arch/arm/plat-omap/gpio.c |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)
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Patch

diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 443fb9a..6e51a20 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -823,46 +823,40 @@  static u32 _get_gpio_irqbank_mask(struct gpio_bank *bank)
 	void __iomem *reg = bank->base;
 	int inv = 0;
 	u32 l;
-	u32 mask;
+	u32 mask = (1 << bank->width) - 1;
 
 	switch (bank->method) {
 #ifdef CONFIG_ARCH_OMAP1
 	case METHOD_MPUIO:
 		reg += OMAP_MPUIO_GPIO_MASKIT / bank->stride;
-		mask = 0xffff;
 		inv = 1;
 		break;
 #endif
 #ifdef CONFIG_ARCH_OMAP15XX
 	case METHOD_GPIO_1510:
 		reg += OMAP1510_GPIO_INT_MASK;
-		mask = 0xffff;
 		inv = 1;
 		break;
 #endif
 #ifdef CONFIG_ARCH_OMAP16XX
 	case METHOD_GPIO_1610:
 		reg += OMAP1610_GPIO_IRQENABLE1;
-		mask = 0xffff;
 		break;
 #endif
 #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
 	case METHOD_GPIO_7XX:
 		reg += OMAP7XX_GPIO_INT_MASK;
-		mask = 0xffffffff;
 		inv = 1;
 		break;
 #endif
 #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
 	case METHOD_GPIO_24XX:
 		reg += OMAP24XX_GPIO_IRQENABLE1;
-		mask = 0xffffffff;
 		break;
 #endif
 #if defined(CONFIG_ARCH_OMAP4)
 	case METHOD_GPIO_44XX:
 		reg += OMAP4_GPIO_IRQSTATUSSET0;
-		mask = 0xffffffff;
 		break;
 #endif
 	default: