gpio: davinci: coding style correction

Make some minor coding style fixes. Use proper multi-line
commenting style, and use a macro for register offset.

Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
[nsekhar@ti.com: drop changes which are considered
		 unnecessary churn - line break fixes
		 variable name changes and include file
		 reordering]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 17df6db..cb947a1 100644 (file)
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -31,6 +31,8 @@ struct davinci_gpio_regs {
        u32     intstat;
 };
 
+#define BINTEN 0x8 /* GPIO Interrupt Per-Bank Enable Register */
+
 #define chip2controller(chip)  \
        container_of(chip, struct davinci_gpio_controller, chip)
 
@@ -304,7 +306,8 @@ static int gpio_to_irq_unbanked(struct gpio_chip *chip, unsigned offset)
 {
        struct davinci_soc_info *soc_info = &davinci_soc_info;
 
-       /* NOTE:  we assume for now that only irqs in the first gpio_chip
+       /*
+        * NOTE:  we assume for now that only irqs in the first gpio_chip
         * can provide direct-mapped IRQs to AINTC (up to 32 GPIOs).
         */
        if (offset < soc_info->gpio_unbanked)
@@ -368,7 +371,8 @@ static int __init davinci_gpio_irq_setup(void)
        }
        clk_prepare_enable(clk);
 
-       /* Arrange gpio_to_irq() support, handling either direct IRQs or
+       /*
+        * Arrange gpio_to_irq() support, handling either direct IRQs or
         * banked IRQs.  Having GPIOs in the first GPIO bank use direct
         * IRQs, while the others use banked IRQs, would need some setup
         * tweaks to recognize hardware which can do that.
@@ -450,10 +454,11 @@ static int __init davinci_gpio_irq_setup(void)
        }
 
 done:
-       /* BINTEN -- per-bank interrupt enable. genirq would also let these
+       /*
+        * BINTEN -- per-bank interrupt enable. genirq would also let these
         * bits be set/cleared dynamically.
         */
-       __raw_writel(binten, gpio_base + 0x08);
+       __raw_writel(binten, gpio_base + BINTEN);
 
        printk(KERN_INFO "DaVinci: %d gpio irqs\n", irq - gpio_to_irq(0));