Re: [PATCH v2] iio: health: max30100: use generic property handler

From: Jonathan Cameron
Date: Sun Mar 22 2020 - 13:50:50 EST


On Sun, 15 Mar 2020 20:55:12 +0530
Rohit Sarkar <rohitsarkar5398@xxxxxxxxx> wrote:

> Instead of of_property_read_xxx use device_property_read_xxx as it is
> compatible with ACPI too as opposed to only device tree.
>
> Signed-off-by: Rohit Sarkar <rohitsarkar5398@xxxxxxxxx>

Looks good to me.

Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with them.

Thanks,

Jonathan

> ---
> Changelog
> v1 -> v2
> - remove of_match_ptr to make it possible to use PRP0001 ACPI based
> bindings
> drivers/iio/health/max30100.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/iio/health/max30100.c b/drivers/iio/health/max30100.c
> index 84010501762d..546fc37ad75d 100644
> --- a/drivers/iio/health/max30100.c
> +++ b/drivers/iio/health/max30100.c
> @@ -16,7 +16,7 @@
> #include <linux/irq.h>
> #include <linux/i2c.h>
> #include <linux/mutex.h>
> -#include <linux/of.h>
> +#include <linux/property.h>
> #include <linux/regmap.h>
> #include <linux/iio/iio.h>
> #include <linux/iio/buffer.h>
> @@ -267,11 +267,10 @@ static int max30100_get_current_idx(unsigned int val, int *reg)
> static int max30100_led_init(struct max30100_data *data)
> {
> struct device *dev = &data->client->dev;
> - struct device_node *np = dev->of_node;
> unsigned int val[2];
> int reg, ret;
>
> - ret = of_property_read_u32_array(np, "maxim,led-current-microamp",
> + ret = device_property_read_u32_array(dev, "maxim,led-current-microamp",
> (unsigned int *) &val, 2);
> if (ret) {
> /* Default to 24 mA RED LED, 50 mA IR LED */
> @@ -502,7 +501,7 @@ MODULE_DEVICE_TABLE(of, max30100_dt_ids);
> static struct i2c_driver max30100_driver = {
> .driver = {
> .name = MAX30100_DRV_NAME,
> - .of_match_table = of_match_ptr(max30100_dt_ids),
> + .of_match_table = max30100_dt_ids,
> },
> .probe = max30100_probe,
> .remove = max30100_remove,