[PATCH v10 5/9] phy: renesas: rcar-gen3-usb2: drop helper getting optional mux-state

Josua Mayer
2026-02-25T11:34:52Z

Multiplexer subsystem has now added helpers for getting managed optional
mux-state.

Switch to the new devm_mux_state_get_optional_selected helper.

This change is only compile-tested.

Signed-off-by: Josua Mayer <josua@solid-run.com>
---
drivers/phy/renesas/phy-rcar-gen3-usb2.c | 30 ++----------------------------
1 file changed, 2 insertions(+), 28 deletions(-)

diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
index 1155b111420a..79e820e2fe55 100644
--- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
@@ -939,21 +939,6 @@ static int rcar_gen3_phy_usb2_vbus_regulator_register(struct rcar_gen3_chan *cha
return rcar_gen3_phy_usb2_vbus_regulator_get_exclusive_enable(channel, enable);
}

-/* Temporary wrapper until the multiplexer subsystem supports optional muxes */
-static inline struct mux_state *
-rcar_gen3_phy_mux_state_get_optional(struct device *dev, const char *mux_name)
-{
- if (!of_property_present(dev->of_node, "mux-states"))
- return NULL;
-
- return devm_mux_state_get(dev, mux_name);
-}
-
-static void rcar_gen3_phy_mux_state_deselect(void *data)
-{
- mux_state_deselect(data);
-}
-
static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -1036,20 +1021,9 @@ static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev)
phy_set_drvdata(channel->rphys[i].phy, &channel->rphys[i]);
}

- mux_state = rcar_gen3_phy_mux_state_get_optional(dev, NULL);
+ mux_state = devm_mux_state_get_optional_selected(dev, NULL);
if (IS_ERR(mux_state))
- return PTR_ERR(mux_state);
- if (mux_state) {
- ret = mux_state_select(mux_state);
- if (ret)
- return dev_err_probe(dev, ret, "Failed to select USB mux\n");
-
- ret = devm_add_action_or_reset(dev, rcar_gen3_phy_mux_state_deselect,
- mux_state);
- if (ret)
- return dev_err_probe(dev, ret,
- "Failed to register USB mux state deselect\n");
- }
+ return dev_err_probe(dev, PTR_ERR(mux_state), "Failed to get USB mux\n");

if (channel->phy_data->no_adp_ctrl && channel->is_otg_channel) {
ret = rcar_gen3_phy_usb2_vbus_regulator_register(channel);

--
2.43.0