[U-Boot] [PATCH v2 3/4] imx: Use GPIO_TO_PORT macro in the gpio driver instead of (gpio >> 5)

Stefano Babic sbabic at denx.de
Tue Apr 10 16:44:11 CEST 2012


On 10/04/2012 16:26, Vikram Narayanan wrote:
> Use the defined GPIO_TO_PORT macro. Remove gpio >> 5 references.
> 
> Signed-off-by: Vikram Narayanan <vikram186 at gmail.com>
> ---
>  drivers/gpio/mxc_gpio.c |    8 ++++----
>  1 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpio/mxc_gpio.c b/drivers/gpio/mxc_gpio.c
> index 7e65b39..21b1cdc 100644
> --- a/drivers/gpio/mxc_gpio.c
> +++ b/drivers/gpio/mxc_gpio.c
> @@ -54,7 +54,7 @@ static unsigned long gpio_ports[] = {
>  static int mxc_gpio_direction(unsigned int gpio,
>  	enum mxc_gpio_direction direction)
>  {
> -	unsigned int port = gpio >> 5;
> +	unsigned int port = GPIO_TO_PORT(gpio);
>  	struct gpio_regs *regs;
>  	u32 l;
>  
> @@ -81,7 +81,7 @@ static int mxc_gpio_direction(unsigned int gpio,
>  
>  int gpio_set_value(unsigned gpio, int value)
>  {
> -	unsigned int port = gpio >> 5;
> +	unsigned int port = GPIO_TO_PORT(gpio);
>  	struct gpio_regs *regs;
>  	u32 l;
>  
> @@ -104,7 +104,7 @@ int gpio_set_value(unsigned gpio, int value)
>  
>  int gpio_get_value(unsigned gpio)
>  {
> -	unsigned int port = gpio >> 5;
> +	unsigned int port = GPIO_TO_PORT(gpio);
>  	struct gpio_regs *regs;
>  	u32 val;
>  
> @@ -122,7 +122,7 @@ int gpio_get_value(unsigned gpio)
>  
>  int gpio_request(unsigned gpio, const char *label)
>  {
> -	unsigned int port = gpio >> 5;
> +	unsigned int port = GPIO_TO_PORT(gpio);
>  	if (port >= ARRAY_SIZE(gpio_ports))
>  		return -1;
>  	return 0;

Acked-by: Stefano Babic <sbabic at denx.de>

Best regards,
Stefano Babic

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