spi: rzv2h-rspi: make resets optional

The Renesas RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs don't have
reset lines for the SPI peripheral, make them optional to prepare for
adding support for them.

Signed-off-by: Cosmin Tanislav <cosmin-gabriel.tanislav.xa@renesas.com>
Link: https://patch.msgid.link/20251119161434.595677-2-cosmin-gabriel.tanislav.xa@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-rzv2h-rspi.c b/drivers/spi/spi-rzv2h-rspi.c
index dcc431b..09b9362 100644 (file)
--- a/drivers/spi/spi-rzv2h-rspi.c
+++ b/drivers/spi/spi-rzv2h-rspi.c
@@ -384,8 +384,8 @@ static int rzv2h_rspi_probe(struct platform_device *pdev)
 
        rspi->resets[0].id = "presetn";
        rspi->resets[1].id = "tresetn";
-       ret = devm_reset_control_bulk_get_exclusive(dev, RSPI_RESET_NUM,
-                                                   rspi->resets);
+       ret = devm_reset_control_bulk_get_optional_exclusive(dev, RSPI_RESET_NUM,
+                                                            rspi->resets);
        if (ret)
                return dev_err_probe(dev, ret, "cannot get resets\n");