linux-kernel - [PATCH 11/20] gpio/rockchip: add of

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Message-Id: <20220920103108.23074-12-jay.xu@rock-chips.com>
Date:   Tue, 20 Sep 2022 18:30:59 +0800
From:   Jianqun Xu <jay.xu@...k-chips.com>
To:     linus.walleij@...aro.org, heiko@...ech.de, brgl@...ev.pl,
        andriy.shevchenko@...ux.intel.com
Cc:     robert.moore@...el.com, robh@...nel.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        lenb@...nel.org, rafael@...nel.org,
        Jianqun Xu <jay.xu@...k-chips.com>
Subject: [PATCH 11/20] gpio/rockchip: add of_node for gpiochip

The Rockchip GPIO driver will probe before pinctrl and has no parent dt
node, lack of the of_node will cause the driver probe failure.

Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>
---
 drivers/gpio/gpio-rockchip.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index b294ef009daf..e36cdbd4bbef 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -588,6 +588,10 @@ static int rockchip_gpiolib_register(struct rockchip_pin_bank *bank)
 	if (!gc->label)
 		return -ENOMEM;
 
+#ifdef CONFIG_OF_GPIO
+	gc->of_node = of_node_get(bank->dev->of_node);
+#endif
+
 	ret = gpiochip_add_data(gc, bank);
 	if (ret) {
 		dev_err(bank->dev, "failed to add gpiochip %s, %d\n",
-- 
2.25.1