Hi,
On 23/09/2021 12:53:49+0000, Wilken Gottwalt wrote:
> Adds the isl12020 device, which is fully compatible to isl12022.
>
Do you know what is differing between both parts? If there is nothing
relevant to linux, maybe we could just avoid adding a new compatible
string.
> Signed-off-by: Wilken Gottwalt <wilken.gottwalt@xxxxxxxxxx>
> Signed-off-by: Joerg Reiling <joerg.reiling@xxxxxxxxxxxx>
> ---
> drivers/rtc/rtc-isl12022.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/rtc/rtc-isl12022.c b/drivers/rtc/rtc-isl12022.c
> index 961bd5d1d109..c62770ec99c9 100644
> --- a/drivers/rtc/rtc-isl12022.c
> +++ b/drivers/rtc/rtc-isl12022.c
> @@ -257,6 +257,8 @@ static int isl12022_probe(struct i2c_client *client,
> static const struct of_device_id isl12022_dt_match[] = {
> { .compatible = "isl,isl12022" }, /* for backward compat., don't use */
> { .compatible = "isil,isl12022" },
> + { .compatible = "isl,isl12020" }, /* for backward compat., don't use */
Please, do not add this compatible string.
> + { .compatible = "isil,isl12020" },
You also need to document this string in Documentation/devicetree/bindings/rtc/trivial-rtc.yaml
> { },
> };
> MODULE_DEVICE_TABLE(of, isl12022_dt_match);
> @@ -264,6 +266,7 @@ MODULE_DEVICE_TABLE(of, isl12022_dt_match);
>
> static const struct i2c_device_id isl12022_id[] = {
> { "isl12022", 0 },
> + { "isl12020", 0 },
> { }
> };
> MODULE_DEVICE_TABLE(i2c, isl12022_id);
> --
> 2.33.0
>
--
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
