phy: rockchip: inno-usb2: Add clkout_ctl_phy support

phy: rockchip: inno-usb2: Add clkout_ctl_phy support

The 480m clk is controlled using regs in the PHY address space and not
in the USB GRF address space on e.g. RK3528 and RK3506.

Add a clkout_ctl_phy usb2phy_reg to handle enable/disable of the 480m
clk on these SoCs.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260505170410.3265305-5-heiko@sntech.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>