On Thu, Jan 16, 2025 at 02:15:29PM +0100, Markus Burri wrote:
> The rtc-rv8901 has additional functionality (tamper detection).
> To support this additional functionality the type must be extended.
>
> Signed-off-by: Markus Burri <markus.burri@xxxxxx>
Reviewed-by: Manuel Traut <manuel.traut@xxxxxx>
> ---
> drivers/rtc/rtc-rv8803.c | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c
> index 1327251e5..50fbae931 100644
> --- a/drivers/rtc/rtc-rv8803.c
> +++ b/drivers/rtc/rtc-rv8803.c
> @@ -62,7 +62,8 @@ enum rv8803_type {
> rv_8803,
> rx_8803,
> rx_8804,
> - rx_8900
> + rx_8900,
> + rx_8901,
> };
>
> struct rv8803_data {
> @@ -173,7 +174,8 @@ static int rv8803_regs_reset(struct rv8803_data *rv8803, bool full)
> * The RV-8803 resets all registers to POR defaults after voltage-loss,
> * the Epson RTCs don't, so we manually reset the remainder here.
> */
> - if (full || rv8803->type == rx_8803 || rv8803->type == rx_8900) {
> + if (full || rv8803->type == rx_8803 || rv8803->type == rx_8900 ||
> + rv8803->type == rx_8901) {
> int ret = rv8803_regs_init(rv8803);
> if (ret)
> return ret;
> @@ -635,6 +637,7 @@ static const struct i2c_device_id rv8803_id[] = {
> { "rv8804", rx_8804 },
> { "rx8803", rx_8803 },
> { "rx8900", rx_8900 },
> + { "rx8901", rx_8901 },
> { }
> };
> MODULE_DEVICE_TABLE(i2c, rv8803_id);
> @@ -760,6 +763,10 @@ static const __maybe_unused struct of_device_id rv8803_of_match[] = {
> .compatible = "epson,rx8900",
> .data = (void *)rx_8900
> },
> + {
> + .compatible = "epson,rx8901",
> + .data = (void *)rx_8901
> + },
> { }
> };
> MODULE_DEVICE_TABLE(of, rv8803_of_match);
> --
> 2.39.5
>
