diff options
| author | Théo Lebrun <theo.lebrun@bootlin.com> | 2024-02-28 12:28:13 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2024-02-29 10:29:36 +0100 |
| commit | 0b95fcd1f42f0ff5d0464e6a0f577b883fc20a4b (patch) | |
| tree | 7f31a94b2b18fd1808eb5c4fe14e9fa375334686 /drivers/gpio | |
| parent | 9b82653dee91d459b650779a7d682dc1686eaba9 (diff) | |
| download | linux-0b95fcd1f42f0ff5d0464e6a0f577b883fc20a4b.tar.gz | |
gpio: nomadik: replace of_find_*() by bus_find_device_by_of_node()
Avoid OF APIs in the GPIO subsystem. Here, replace
of_find_device_by_node() call by bus_find_device_by_of_node().
The new helper returns a struct device pointer. Store it in a new local
variable and use it down the road.
Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
Link: https://lore.kernel.org/r/20240228-mbly-gpio-v2-15-3ba757474006@bootlin.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-nomadik.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c index 9347c93af62c4..f3ef3b4d08eb4 100644 --- a/drivers/gpio/gpio-nomadik.c +++ b/drivers/gpio/gpio-nomadik.c @@ -483,17 +483,20 @@ struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np, { struct nmk_gpio_chip *nmk_chip; struct platform_device *gpio_pdev; + struct device *gpio_dev; struct gpio_chip *chip; struct resource *res; struct clk *clk; void __iomem *base; u32 id; - gpio_pdev = of_find_device_by_node(np); - if (!gpio_pdev) { + gpio_dev = bus_find_device_by_of_node(&platform_bus_type, np); + if (!gpio_dev) { pr_err("populate \"%pOFn\": device not found\n", np); return ERR_PTR(-ENODEV); } + gpio_pdev = to_platform_device(gpio_dev); + if (of_property_read_u32(np, "gpio-bank", &id)) { dev_err(&pdev->dev, "populate: gpio-bank property not found\n"); platform_device_put(gpio_pdev); @@ -519,8 +522,8 @@ struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np, chip = &nmk_chip->chip; chip->base = id * NMK_GPIO_PER_CHIP; chip->ngpio = NMK_GPIO_PER_CHIP; - chip->label = dev_name(&gpio_pdev->dev); - chip->parent = &gpio_pdev->dev; + chip->label = dev_name(gpio_dev); + chip->parent = gpio_dev; res = platform_get_resource(gpio_pdev, IORESOURCE_MEM, 0); base = devm_ioremap_resource(&pdev->dev, res); @@ -530,7 +533,7 @@ struct nmk_gpio_chip *nmk_gpio_populate_chip(struct device_node *np, } nmk_chip->addr = base; - clk = clk_get(&gpio_pdev->dev, NULL); + clk = clk_get(gpio_dev, NULL); if (IS_ERR(clk)) { platform_device_put(gpio_pdev); return (void *)clk; |