gpio: ep93xx: get rid of bogus __raw* accessors

I have no idea why this driver is using __raw* accessors for
reading and writing registers, I suspect it is just force of
habit or copy/paste. Change all to readb()/writeb() except
one chain where I used writeb_relaxed() up until the last
writeb().

Cc: Ryan Mallon <rmallon@gmail.com>
Cc: H Hartley Sweeten <hartleys@visionengravers.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c
index 56b98eebe1fc0b7f04ce4a7b5a0fbfa31ccda65f..80829f3c6543a2e0e24190a31c0f912ba15adc82 100644 (file)
--- a/drivers/gpio/gpio-ep93xx.c
+++ b/drivers/gpio/gpio-ep93xx.c
@@ -51,15 +51,15 @@ static void ep93xx_gpio_update_int_params(unsigned port)
 {
        BUG_ON(port > 2);
 
-       __raw_writeb(0, EP93XX_GPIO_REG(int_en_register_offset[port]));
+       writeb_relaxed(0, EP93XX_GPIO_REG(int_en_register_offset[port]));
 
-       __raw_writeb(gpio_int_type2[port],
+       writeb_relaxed(gpio_int_type2[port],
                EP93XX_GPIO_REG(int_type2_register_offset[port]));
 
-       __raw_writeb(gpio_int_type1[port],
+       writeb_relaxed(gpio_int_type1[port],
                EP93XX_GPIO_REG(int_type1_register_offset[port]));
 
-       __raw_writeb(gpio_int_unmasked[port] & gpio_int_enabled[port],
+       writeb(gpio_int_unmasked[port] & gpio_int_enabled[port],
                EP93XX_GPIO_REG(int_en_register_offset[port]));
 }
 
@@ -74,7 +74,7 @@ static void ep93xx_gpio_int_debounce(unsigned int irq, bool enable)
        else
                gpio_int_debounce[port] &= ~port_mask;
 
-       __raw_writeb(gpio_int_debounce[port],
+       writeb(gpio_int_debounce[port],
                EP93XX_GPIO_REG(int_debounce_register_offset[port]));
 }
 
@@ -83,7 +83,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, struct irq_desc *desc)
        unsigned char status;
        int i;
 
-       status = __raw_readb(EP93XX_GPIO_A_INT_STATUS);
+       status = readb(EP93XX_GPIO_A_INT_STATUS);
        for (i = 0; i < 8; i++) {
                if (status & (1 << i)) {
                        int gpio_irq = gpio_to_irq(EP93XX_GPIO_LINE_A(0)) + i;
@@ -91,7 +91,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, struct irq_desc *desc)
                }
        }
 
-       status = __raw_readb(EP93XX_GPIO_B_INT_STATUS);
+       status = readb(EP93XX_GPIO_B_INT_STATUS);
        for (i = 0; i < 8; i++) {
                if (status & (1 << i)) {
                        int gpio_irq = gpio_to_irq(EP93XX_GPIO_LINE_B(0)) + i;
@@ -124,7 +124,7 @@ static void ep93xx_gpio_irq_ack(struct irq_data *d)
                ep93xx_gpio_update_int_params(port);
        }
 
-       __raw_writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port]));
+       writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port]));
 }
 
 static void ep93xx_gpio_irq_mask_ack(struct irq_data *d)
@@ -139,7 +139,7 @@ static void ep93xx_gpio_irq_mask_ack(struct irq_data *d)
        gpio_int_unmasked[port] &= ~port_mask;
        ep93xx_gpio_update_int_params(port);
 
-       __raw_writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port]));
+       writeb(port_mask, EP93XX_GPIO_REG(eoi_register_offset[port]));
 }
 
 static void ep93xx_gpio_irq_mask(struct irq_data *d)