pinctrl: Convert to using %pOFn instead of device_node.name

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Dong Aisheng <aisheng.dong@nxp.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Stefan Agner <stefan@agner.ch>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Sean Wang <sean.wang@mediatek.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Carlo Caione <carlo@caione.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Gregory Clement <gregory.clement@bootlin.com>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Haojian Zhuang <haojian.zhuang@linaro.org>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Barry Song <baohua@kernel.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: linux-gpio@vger.kernel.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Cc: linux-rockchip@lists.infradead.org
Cc: linux-omap@vger.kernel.org
Acked-by: Dong Aisheng <aisheng.dong@nxp.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Sean Wang <sean.wang@mediatek.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-at91.c

@@ -263,8 +263,8 @@ static int at91_dt_node_to_map(struct pinctrl_dev *pctldev,
 	 */
 	grp = at91_pinctrl_find_group_by_name(info, np->name);
 	if (!grp) {
-		dev_err(info->dev, "unable to find group for node %s\n",
-			np->name);
+		dev_err(info->dev, "unable to find group for node %pOFn\n",
+			np);
 		return -EINVAL;
 	}
 
@@ -1071,7 +1071,7 @@ static int at91_pinctrl_parse_groups(struct device_node *np,
 	const __be32 *list;
 	int i, j;
 
-	dev_dbg(info->dev, "group(%d): %s\n", index, np->name);
+	dev_dbg(info->dev, "group(%d): %pOFn\n", index, np);
 
 	/* Initialise group */
 	grp->name = np->name;
@@ -1122,7 +1122,7 @@ static int at91_pinctrl_parse_functions(struct device_node *np,
 	static u32 grp_index;
 	u32 i = 0;
 
-	dev_dbg(info->dev, "parse function(%d): %s\n", index, np->name);
+	dev_dbg(info->dev, "parse function(%d): %pOFn\n", index, np);
 
 	func = &info->functions[index];