ARM: dts: imx: fix PCI bus dtc warnings

dtc recently added PCI bus checks. Fix these warnings.
Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl.dtsi

@@ -197,7 +197,7 @@ L2: l2-cache@00a02000 {
 			arm,shared-override;
 		};
 
-		pcie: pcie@0x01000000 {
+		pcie: pcie@1ffc000 {
 			compatible = "fsl,imx6q-pcie", "snps,dw-pcie";
 			reg = <0x01ffc000 0x04000>,
 			      <0x01f00000 0x80000>;
@@ -205,6 +205,7 @@ pcie: pcie@0x01000000 {
 			#address-cells = <3>;
 			#size-cells = <2>;
 			device_type = "pci";
+			bus-range = <0x00 0xff>;
 			ranges = <0x81000000 0 0          0x01f80000 0 0x00010000 /* downstream I/O */
 				  0x82000000 0 0x01000000 0x01000000 0 0x00f00000>; /* non-prefetchable memory */
 			num-lanes = <1>;

arch/arm/boot/dts/imx6sx.dtsi

@@ -1287,7 +1287,7 @@ pwm8: pwm@0022b0000 {
 			};
 		};
 
-		pcie: pcie@0x08000000 {
+		pcie: pcie@8ffc000 {
 			compatible = "fsl,imx6sx-pcie", "snps,dw-pcie";
 			reg = <0x08ffc000 0x4000>; /* DBI */
 			#address-cells = <3>;
@@ -1299,6 +1299,7 @@ pcie: pcie@0x08000000 {
 				  0x81000000 0 0          0x08f80000 0 0x00010000
 				  /* non-prefetchable memory */
 				  0x82000000 0 0x08000000 0x08000000 0 0x00f00000>;
+			bus-range = <0x00 0xff>;
 			num-lanes = <1>;
 			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&clks IMX6SX_CLK_PCIE_REF_125M>,