[PATCH] phy: rockchip: inno-usb2: Add missing clkout_ctl_phy kerneldoc

[Heiko Stuebner <heiko@sntech.de>]

Add the missing documentation for the newly added clkout_ctl_phy field.

Fixes: 2775541de058 ("phy: rockchip: inno-usb2: Add clkout_ctl_phy support")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202605150315.MyBNQOPB-lkp@intel.com/
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index 133cfd6624e8..7d8a533f24ae 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -170,7 +170,8 @@ struct rockchip_usb2phy_port_cfg {
  * @reg: the address offset of grf for usb-phy config.
  * @num_ports: specify how many ports that the phy has.
  * @phy_tuning: phy default parameters tuning.
- * @clkout_ctl: keep on/turn off output clk of phy.
+ * @clkout_ctl: register to enable output clk of phy, when set in GRF
+ * @clkout_ctl_phy: register to enable output clk of phy, when set inside phy
  * @port_cfgs: usb-phy port configurations.
  * @chg_det: charger detection registers.
  */
-- 
2.47.3