arm64: dts: ls1028a: add ftm_alarm1 node to be used as wakeup source

Add flextimer2 based ftm_alarm1 node and enable it to be the default rtc
wakeup source for rdb and qds boards instead of the original flextimer1
which is used by PWM.  The ftm_alarm0 node hence is disabled by default.

Signed-off-by: Biwen Li <[email protected]>
Signed-off-by: Li Yang <[email protected]>
Signed-off-by: Shawn Guo <[email protected]>

Author: biwenli

arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts

@@ -25,7 +25,7 @@
 		serial1 = &duart1;
 		mmc0 = &esdhc;
 		mmc1 = &esdhc1;
-		rtc1 = &ftm_alarm0;
+		rtc1 = &ftm_alarm1;
 	};
 
 	chosen {
@@ -234,6 +234,10 @@
 	};
 };
 
+&ftm_alarm1 {
+	status = "okay";
+};
+
 &i2c0 {
 	status = "okay";
 

arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts

@@ -21,7 +21,7 @@
 		serial1 = &duart1;
 		mmc0 = &esdhc;
 		mmc1 = &esdhc1;
-		rtc1 = &ftm_alarm0;
+		rtc1 = &ftm_alarm1;
 		spi0 = &fspi;
 		ethernet0 = &enetc_port0;
 		ethernet1 = &enetc_port2;
@@ -181,6 +181,10 @@
 	};
 };
 
+&ftm_alarm1 {
+	status = "okay";
+};
+
 &i2c0 {
 	status = "okay";
 

arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi

@@ -1198,6 +1198,15 @@
 			reg = <0x0 0x2800000 0x0 0x10000>;
 			fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0 0x0>;
 			interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
+		};
+
+		ftm_alarm1: timer@2810000 {
+			compatible = "fsl,ls1028a-ftm-alarm";
+			reg = <0x0 0x2810000 0x0 0x10000>;
+			fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0 0x0>;
+			interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+			status = "disabled";
 		};
 	};