diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-01-16 14:47:03 +0200 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-01-30 15:55:30 +0100 |
| commit | e2d181211641598103bcc8a06bade63121b9be49 (patch) | |
| tree | 7a1515fa853c61b25ce68e0023143a494fc54440 /drivers/gpio | |
| parent | 91a0192e90e9df40d4b63c4ce11126114ed5d79d (diff) | |
gpio: pcf857x: Make use of device properties
Convert the module to be property provider agnostic and allow
it to be used on non-OF platforms.
Add mod_devicetable.h include.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-pcf857x.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c index dfa15444a24a..9d34776109db 100644 --- a/drivers/gpio/gpio-pcf857x.c +++ b/drivers/gpio/gpio-pcf857x.c @@ -11,9 +11,9 @@ #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/kernel.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> -#include <linux/of.h> -#include <linux/of_device.h> +#include <linux/property.h> #include <linux/slab.h> #include <linux/spinlock.h> @@ -35,7 +35,6 @@ static const struct i2c_device_id pcf857x_id[] = { }; MODULE_DEVICE_TABLE(i2c, pcf857x_id); -#ifdef CONFIG_OF static const struct of_device_id pcf857x_of_table[] = { { .compatible = "nxp,pcf8574" }, { .compatible = "nxp,pcf8574a" }, @@ -53,7 +52,6 @@ static const struct of_device_id pcf857x_of_table[] = { { } }; MODULE_DEVICE_TABLE(of, pcf857x_of_table); -#endif /* * The pcf857x, pca857x, and pca967x chips only expose one read and one @@ -275,12 +273,11 @@ static const struct irq_chip pcf857x_irq_chip = { static int pcf857x_probe(struct i2c_client *client) { const struct i2c_device_id *id = i2c_client_get_device_id(client); - struct device_node *np = client->dev.of_node; struct pcf857x *gpio; unsigned int n_latch = 0; int status; - of_property_read_u32(np, "lines-initial-states", &n_latch); + device_property_read_u32(&client->dev, "lines-initial-states", &n_latch); /* Allocate, initialize, and register this gpio_chip. */ gpio = devm_kzalloc(&client->dev, sizeof(*gpio), GFP_KERNEL); @@ -420,7 +417,7 @@ static void pcf857x_shutdown(struct i2c_client *client) static struct i2c_driver pcf857x_driver = { .driver = { .name = "pcf857x", - .of_match_table = of_match_ptr(pcf857x_of_table), + .of_match_table = pcf857x_of_table, }, .probe_new = pcf857x_probe, .shutdown = pcf857x_shutdown, |