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Subject[PATCH v3 06/13] pinctrl: renesas: rza1: Replace custom code by gpiochip_node_count() call
Date
Since we have generic function to count GPIO controller nodes
under a given device, there is no need to open code it. Replace
custom code by gpiochip_node_count() call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
drivers/pinctrl/renesas/pinctrl-rza1.c | 17 +----------------
1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/drivers/pinctrl/renesas/pinctrl-rza1.c b/drivers/pinctrl/renesas/pinctrl-rza1.c
index c1d6e9512c7a..acc00b1a955d 100644
--- a/drivers/pinctrl/renesas/pinctrl-rza1.c
+++ b/drivers/pinctrl/renesas/pinctrl-rza1.c
@@ -1154,21 +1154,6 @@ static const struct pinmux_ops rza1_pinmux_ops = {
* RZ/A1 pin controller driver operations
*/

-static unsigned int rza1_count_gpio_chips(struct device_node *np)
-{
- struct device_node *child;
- unsigned int count = 0;
-
- for_each_child_of_node(np, child) {
- if (!of_property_read_bool(child, "gpio-controller"))
- continue;
-
- count++;
- }
-
- return count;
-}
-
/**
* rza1_parse_gpiochip() - parse and register a gpio chip and pin range
*
@@ -1255,7 +1240,7 @@ static int rza1_gpio_register(struct rza1_pinctrl *rza1_pctl)
unsigned int i;
int ret;

- ngpiochips = rza1_count_gpio_chips(np);
+ ngpiochips = gpiochip_node_count(rza1_pctl->dev);
if (ngpiochips == 0) {
dev_dbg(rza1_pctl->dev, "No gpiochip registered\n");
return 0;
--
2.35.1
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