linux-kernel - [PATCH v5 2/6] pinctrl: armada-37xx: Switch to use fwnode instead of of

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Message-Id: <20220414190242.22178-3-andriy.shevchenko@linux.intel.com>
Date:   Thu, 14 Apr 2022 22:02:38 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: [PATCH v5 2/6] pinctrl: armada-37xx: Switch to use fwnode instead of of_node

GPIO library now accepts fwnode as a firmware node,
so switch the driver to use it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index 08cad14042e2..110f70bce3fe 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -21,6 +21,7 @@
 #include <linux/pinctrl/pinctrl.h>
 #include <linux/pinctrl/pinmux.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/regmap.h>
 #include <linux/slab.h>
 #include <linux/string_helpers.h>
@@ -787,18 +788,13 @@ static int armada_37xx_gpiochip_register(struct platform_device *pdev,
 					struct armada_37xx_pinctrl *info)
 {
 	struct device *dev = &pdev->dev;
-	struct device_node *np;
+	struct fwnode_handle *fwnode;
 	struct gpio_chip *gc;
-	int ret = -ENODEV;
+	int ret;
 
-	for_each_child_of_node(dev->of_node, np) {
-		if (of_find_property(np, "gpio-controller", NULL)) {
-			ret = 0;
-			break;
-		}
-	}
-	if (ret)
-		return ret;
+	fwnode = gpiochip_node_get_first(dev);
+	if (!fwnode)
+		return -ENODEV;
 
 	info->gpio_chip = armada_37xx_gpiolib_chip;
 
@@ -806,7 +802,7 @@ static int armada_37xx_gpiochip_register(struct platform_device *pdev,
 	gc->ngpio = info->data->nr_pins;
 	gc->parent = dev;
 	gc->base = -1;
-	gc->of_node = np;
+	gc->fwnode = fwnode;
 	gc->label = info->data->name;
 
 	ret = armada_37xx_irqchip_register(pdev, info);
-- 
2.35.1