ARM: tegra: Remove legacy PCIe power supply properties

These properties are deprecated and no longer of any use.
Signed-off-by: NThierry Reding <treding@nvidia.com>
Signed-off-by: NStephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra20-harmony.dts

@@ -570,10 +570,6 @@
 		avdd-plle-supply = <&pci_vdd_reg>;
 		vddio-pex-clk-supply = <&pci_clk_reg>;
 
-		/* deprecated */
-		pex-clk-supply = <&pci_clk_reg>;
-		vdd-supply = <&pci_vdd_reg>;
-
 		pci@1,0 {
 			status = "okay";
 		};

arch/arm/boot/dts/tegra20-tamonten.dtsi

@@ -478,10 +478,6 @@
 		avdd-pex-pll-supply = <&pci_vdd_reg>;
 		avdd-plle-supply = <&pci_vdd_reg>;
 		vddio-pex-clk-supply = <&pci_clk_reg>;
-
-		/* deprecated */
-		pex-clk-supply = <&pci_clk_reg>;
-		vdd-supply = <&pci_vdd_reg>;
 	};
 
 	usb@c5008000 {

arch/arm/boot/dts/tegra20-trimslice.dts

@@ -325,10 +325,6 @@
 		avdd-plle-supply = <&pci_vdd_reg>;
 		vddio-pex-clk-supply = <&pci_clk_reg>;
 
-		/* deprecated */
-		pex-clk-supply = <&pci_clk_reg>;
-		vdd-supply = <&pci_vdd_reg>;
-
 		pci@1,0 {
 			status = "okay";
 		};

arch/arm/boot/dts/tegra30-beaver.dts

@@ -27,11 +27,6 @@
 		vddio-pex-ctl-supply = <&sys_3v3_reg>;
 		hvdd-pex-supply = <&sys_3v3_pexs_reg>;
 
-		/* deprecated */
-		pex-clk-supply = <&sys_3v3_pexs_reg>;
-		vdd-supply = <&ldo1_reg>;
-		avdd-supply = <&ldo2_reg>;
-
 		pci@1,0 {
 			status = "okay";
 			nvidia,num-lanes = <2>;

arch/arm/boot/dts/tegra30-cardhu.dtsi

@@ -47,11 +47,6 @@
 		vddio-pex-ctl-supply = <&sys_3v3_reg>;
 		avdd-plle-supply = <&ldo2_reg>;
 
-		/* deprecated */
-		pex-clk-supply = <&pex_hvdd_3v3_reg>;
-		vdd-supply = <&ldo1_reg>;
-		avdd-supply = <&ldo2_reg>;
-
 		pci@1,0 {
 			nvidia,num-lanes = <4>;
 		};