arm64: dts: qcom: sc8280xp: drop reference-clock source

The source clock for the reference clock should not be described by the
devicetree binding and instead this relationship should be modelled in
the clock driver.

Update the USB PHY nodes to match the fixed binding.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221111093857.11360-4-johan+linaro@kernel.org

arch/arm64/boot/dts/qcom/sc8280xp.dtsi

@@ -1587,12 +1587,10 @@ usb_2_qmpphy0: phy@88ef000 {
 			reg = <0 0x088ef000 0 0x2000>;
 
 			clocks = <&gcc GCC_USB3_MP_PHY_AUX_CLK>,
-				 <&rpmhcc RPMH_CXO_CLK>,
 				 <&gcc GCC_USB3_MP0_CLKREF_CLK>,
 				 <&gcc GCC_USB3_MP_PHY_COM_AUX_CLK>,
 				 <&gcc GCC_USB3_MP_PHY_PIPE_0_CLK>;
-			clock-names = "aux", "ref_clk_src", "ref", "com_aux",
-				      "pipe";
+			clock-names = "aux", "ref", "com_aux", "pipe";
 
 			resets = <&gcc GCC_USB3_UNIPHY_MP0_BCR>,
 				 <&gcc GCC_USB3UNIPHY_PHY_MP0_BCR>;
@@ -1613,12 +1611,10 @@ usb_2_qmpphy1: phy@88f1000 {
 			reg = <0 0x088f1000 0 0x2000>;
 
 			clocks = <&gcc GCC_USB3_MP_PHY_AUX_CLK>,
-				 <&rpmhcc RPMH_CXO_CLK>,
 				 <&gcc GCC_USB3_MP1_CLKREF_CLK>,
 				 <&gcc GCC_USB3_MP_PHY_COM_AUX_CLK>,
 				 <&gcc GCC_USB3_MP_PHY_PIPE_1_CLK>;
-			clock-names = "aux", "ref_clk_src", "ref", "com_aux",
-				      "pipe";
+			clock-names = "aux", "ref", "com_aux", "pipe";
 
 			resets = <&gcc GCC_USB3_UNIPHY_MP1_BCR>,
 				 <&gcc GCC_USB3UNIPHY_PHY_MP1_BCR>;