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From:   Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Gregory CLEMENT <gregory.clement@bootlin.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Fabien Dessenne <fabien.dessenne@foss.st.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-renesas-soc@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com
Cc:     Neil Armstrong <narmstrong@baylibre.com>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Bartosz Golaszewski <brgl@bgdev.pl>
Subject: [PATCH v1 3/5] pinctrl: renesas: Replace custom code by gpiochip_count() call
Date:   Fri, 25 Mar 2022 22:03:36 +0200
Message-Id: <20220325200338.54270-3-andriy.shevchenko@linux.intel.com>
In-Reply-To: <20220325200338.54270-1-andriy.shevchenko@linux.intel.com>
References: <20220325200338.54270-1-andriy.shevchenko@linux.intel.com>
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Since we have generic function to count GPIO controller nodes
under given device, there is no need to open code it. Replace
custom code by gpiochip_count() call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 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..c66e72e7dd71 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_count(rza1_pctl->dev);
 	if (ngpiochips == 0) {
 		dev_dbg(rza1_pctl->dev, "No gpiochip registered\n");
 		return 0;
-- 
2.35.1