arm64: dts: fsl: use a generic node name for m25p80 flashes

Use a generic node name for the m25p80 flashes on ls1043 and ls1046 boards.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts

@@ -137,7 +137,7 @@ &lpuart0 {
 &qspi {
 	status = "okay";
 
-	qflash0: s25fl128s@0 {
+	qflash0: flash@0 {
 		compatible = "spansion,m25p80";
 		#address-cells = <1>;
 		#size-cells = <1>;

arch/arm64/boot/dts/freescale/fsl-ls1046a-qds.dts

@@ -165,7 +165,7 @@ &lpuart0 {
 &qspi {
 	status = "okay";
 
-	qflash0: s25fl128s@0 {
+	qflash0: flash@0 {
 		compatible = "spansion,m25p80";
 		#address-cells = <1>;
 		#size-cells = <1>;

arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts

@@ -101,7 +101,7 @@ cpld: board-control@2,0 {
 &qspi {
 	status = "okay";
 
-	qflash0: s25fs512s@0 {
+	qflash0: flash@0 {
 		compatible = "spansion,m25p80";
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -111,7 +111,7 @@ qflash0: s25fs512s@0 {
 		reg = <0>;
 	};
 
-	qflash1: s25fs512s@1 {
+	qflash1: flash@1 {
 		compatible = "spansion,m25p80";
 		#address-cells = <1>;
 		#size-cells = <1>;