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gpio: mvebu: use devm_platform_ioremap_resource_byname()

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Use devm_platform_ioremap_resource_byname() instead of calling
platform_get_resource_byname() and devm_ioremap_resource() separately.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20191022084318.22256-8-brgl@bgdev.pl
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bartosz Golaszewski 2019-10-22 10:43:17 +02:00 committed by Greg Kroah-Hartman
parent c9c8641d3e
commit f51b18d92b
1 changed files with 7 additions and 12 deletions
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19
drivers/gpio/gpio-mvebu.c
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@ -773,23 +773,12 @@ static int mvebu_pwm_probe(struct platform_device *pdev,
{
struct device *dev = &pdev->dev;
struct mvebu_pwm *mvpwm;
struct resource *res;
u32 set;
if (!of_device_is_compatible(mvchip->chip.of_node,
"marvell,armada-370-gpio"))
return 0;
/*
* There are only two sets of PWM configuration registers for
* all the GPIO lines on those SoCs which this driver reserves
* for the first two GPIO chips. So if the resource is missing
* we can't treat it as an error.
*/
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pwm");
if (!res)
return 0;
if (IS_ERR(mvchip->clk))
return PTR_ERR(mvchip->clk);
@ -812,7 +801,13 @@ static int mvebu_pwm_probe(struct platform_device *pdev,
mvchip->mvpwm = mvpwm;
mvpwm->mvchip = mvchip;
mvpwm->membase = devm_ioremap_resource(dev, res);
/*
* There are only two sets of PWM configuration registers for
* all the GPIO lines on those SoCs which this driver reserves
* for the first two GPIO chips. So if the resource is missing
* we can't treat it as an error.
*/
mvpwm->membase = devm_platform_ioremap_resource_byname(pdev, "pwm");
if (IS_ERR(mvpwm->membase))
return PTR_ERR(mvpwm->membase);