arm64: dts: qcom: sdm845: Add the missing clocks on the dispcc

We're transitioning over to requiring the Qualcomm Display Clock
Controller to specify all the input clocks.  Let's add them for
sdm845.

NOTES:
- Until the Linux driver for sdm845's dispcc is updated, these clocks
  will not actually be used in Linux.  It will continue to use global
  clock names to match things up.
- Although the clocks from the DP PHY are required, the DP PHY isn't
  represented in the dts yet.  Apparently the magic for this is just
  to use <0>.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/20200203103049.v4.3.Ie80fa74e1774f4317d80d70d30ef4b78f16cc8df@changeidSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sdm845.dtsi

@@ -3145,6 +3145,24 @@ opp-200000000 {
 		dispcc: clock-controller@af00000 {
 			compatible = "qcom,sdm845-dispcc";
 			reg = <0 0x0af00000 0 0x10000>;
+			clocks = <&rpmhcc RPMH_CXO_CLK>,
+				 <&gcc GCC_DISP_GPLL0_CLK_SRC>,
+				 <&gcc GCC_DISP_GPLL0_DIV_CLK_SRC>,
+				 <&dsi0_phy 0>,
+				 <&dsi0_phy 1>,
+				 <&dsi1_phy 0>,
+				 <&dsi1_phy 1>,
+				 <0>,
+				 <0>;
+			clock-names = "bi_tcxo",
+				      "gcc_disp_gpll0_clk_src",
+				      "gcc_disp_gpll0_div_clk_src",
+				      "dsi0_phy_pll_out_byteclk",
+				      "dsi0_phy_pll_out_dsiclk",
+				      "dsi1_phy_pll_out_byteclk",
+				      "dsi1_phy_pll_out_dsiclk",
+				      "dp_link_clk_divsel_ten",
+				      "dp_vco_divided_clk_src_mux";
 			#clock-cells = <1>;
 			#reset-cells = <1>;
 			#power-domain-cells = <1>;