diff options
| author | Christian Marangi | 2024-06-24 23:03:36 +0200 |
|---|---|---|
| committer | Tom Rini | 2024-07-08 11:45:50 -0600 |
| commit | e499d5d430edc69acfee8023d104c389d752ed56 (patch) | |
| tree | 12324e980413c78aa2854e5798b06db466138df5 | |
| parent | 55269f10196b7ee5be0eb6c650d93137ffc0abdc (diff) | |
pinctrl: mediatek: add support for gpio-controller property in root node
Add support for gpio-controller property in root pinctrl node.
This is to follow upstream linux DTSI that doesn't define the
gpio-controller and cells in dedicated nodes.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
| -rw-r--r-- | drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c index 37fc28bb779..ede3959c94f 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c @@ -761,6 +761,15 @@ static int mtk_gpiochip_register(struct udevice *parent) if (!drv) return -ENOENT; + /* + * Support upstream linux DTSI that define gpio-controller + * in the root node (instead of a dedicated subnode) + */ + if (dev_read_bool(parent, "gpio-controller")) { + node = dev_ofnode(parent); + goto bind; + } + ret = -ENOENT; dev_for_each_subnode(node, parent) if (ofnode_read_bool(node, "gpio-controller")) { @@ -771,6 +780,7 @@ static int mtk_gpiochip_register(struct udevice *parent) if (ret) return ret; +bind: ret = device_bind_with_driver_data(parent, &mtk_gpio_driver, "mediatek_gpio", 0, node, &dev); |