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Commit f9f2a6fe authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Linus Walleij
Browse files

gpio: rcar: Use of_device_get_match_data() helper 



Use the of_device_get_match_data() helper instead of open coding.
Note that the gpio-rcar driver is used with DT only, so there's always a
valid match.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent d327a224

drivers/gpio/gpio-rcar.c

+2 −6
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include <linux/irq.h>

#include <linux/module.h>

#include <linux/of.h>

#include <linux/of_device.h>

#include <linux/pinctrl/consumer.h>

#include <linux/platform_device.h>

#include <linux/pm_runtime.h>
@@ -393,16 +394,11 @@ MODULE_DEVICE_TABLE(of, gpio_rcar_of_table); 
static int gpio_rcar_parse_dt(struct gpio_rcar_priv *p, unsigned int *npins)

{

	struct device_node *np = p->pdev->dev.of_node;

	const struct of_device_id *match;

	const struct gpio_rcar_info *info;

	struct of_phandle_args args;

	int ret;



	match = of_match_node(gpio_rcar_of_table, np);

	if (!match)

		return -EINVAL;



	info = match->data;

	info = of_device_get_match_data(&p->pdev->dev);



	ret = of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, 0, &args);

	*npins = ret == 0 ? args.args[2] : RCAR_MAX_GPIO_PER_BANK;