Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
index bcf53e3..554c65e 100644
--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -2,26 +2,8 @@
 #include "qcom-ipq8064-v1.0.dtsi"
 
 / {
-	model = "Qualcomm IPQ8064/AP148";
-	compatible = "qcom,ipq8064-ap148", "qcom,ipq8064";
-
-	aliases {
-		serial0 = &gsbi4_serial;
-	};
-
-	chosen {
-		stdout-path = "serial0:115200n8";
-	};
-
-	reserved-memory {
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges;
-		rsvd@41200000 {
-			reg = <0x41200000 0x300000>;
-			no-map;
-		};
-	};
+	model = "Qualcomm Technologies, Inc. IPQ8064/AP-148";
+	compatible = "qcom,ipq8064-ap148";
 
 	soc {
 		pinmux@800000 {
@@ -31,73 +13,22 @@
 				bias-disable;
 			};
 
-			spi_pins: spi_pins {
+			buttons_pins: buttons_pins {
 				mux {
-					pins = "gpio18", "gpio19", "gpio21";
-					function = "gsbi5";
-					drive-strength = <10>;
-					bias-none;
+					pins = "gpio54", "gpio65";
+					drive-strength = <2>;
+					bias-pull-up;
 				};
 			};
 		};
 
 		gsbi@16300000 {
-			qcom,mode = <GSBI_PROT_I2C_UART>;
-			status = "ok";
-			serial@16340000 {
+			i2c@16380000 {
 				status = "ok";
-			};
-
-			i2c4: i2c@16380000 {
-				status = "ok";
-
 				clock-frequency = <200000>;
-
 				pinctrl-0 = <&i2c4_pins>;
 				pinctrl-names = "default";
 			};
 		};
-
-		gsbi5: gsbi@1a200000 {
-			qcom,mode = <GSBI_PROT_SPI>;
-			status = "ok";
-
-			spi4: spi@1a280000 {
-				status = "ok";
-				spi-max-frequency = <50000000>;
-
-				pinctrl-0 = <&spi_pins>;
-				pinctrl-names = "default";
-
-				cs-gpios = <&qcom_pinmux 20 0>;
-
-				flash: m25p80@0 {
-					compatible = "s25fl256s1";
-					#address-cells = <1>;
-					#size-cells = <1>;
-					spi-max-frequency = <50000000>;
-					reg = <0>;
-
-					partition@0 {
-						label = "rootfs";
-						reg = <0x0 0x1000000>;
-					};
-
-					partition@1 {
-						label = "scratch";
-						reg = <0x1000000 0x1000000>;
-					};
-				};
-			};
-		};
-
-		sata-phy@1b400000 {
-			status = "ok";
-		};
-
-		sata@29000000 {
-			ports-implemented = <0x1>;
-			status = "ok";
-		};
 	};
 };