Am Mittwoch, den 20.08.2014, 10:43 +0200 schrieb Philipp Zabel:
> Currently there is a wild mixture of isl, isil, and intersil
> compatibles in the kernel. At this point, changing the vendor
> symbol to the most often used variant, which is equal to the
> NASDAQ symbol, isil, should not hurt, since the isl1208 driver
> doesn't care either way.
> Patch db04d6284e2a added device tree support using the then
> documented isl vendor prefix, so we keep that around for
> backwards compatibility.
>
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> ---
> drivers/rtc/rtc-isl12022.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/rtc/rtc-isl12022.c b/drivers/rtc/rtc-isl12022.c
> index aa55f08..df20f18 100644
> --- a/drivers/rtc/rtc-isl12022.c
> +++ b/drivers/rtc/rtc-isl12022.c
> @@ -275,7 +275,8 @@ static int isl12022_probe(struct i2c_client *client,
>
> #ifdef CONFIG_OF
> static struct of_device_id isl12022_dt_match[] = {
> - { .compatible = "isl,isl12022" },
> + { .compatible = "isil,isl12022" },
> + { .compatible = "isl,isl12022" }, /* for backwards compatibility */
Actually, is it even necessary to keep this around in here?
If of_driver_match_device fails, i2c_device_match will continue to try
i2c_match_id if driver->id_table is set, which matches against the
result of of_modalias_node (dropping the vendor prefix altogether).
regards
Philipp
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