diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index 82c5d7fd9811..019f1c3d4d30 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -697,8 +697,6 @@ spi1: spi@fffcc000 {
 			};
 
 			adc0: adc@fffe0000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
 				compatible = "atmel,at91sam9260-adc";
 				reg = <0xfffe0000 0x100>;
 				interrupts = <5 IRQ_TYPE_LEVEL_HIGH 0>;
@@ -708,29 +706,6 @@ adc0: adc@fffe0000 {
 				atmel,adc-channels-used = <0xf>;
 				atmel,adc-vref = <3300>;
 				atmel,adc-startup-time = <15>;
-				atmel,adc-res = <8 10>;
-				atmel,adc-res-names = "lowres", "highres";
-				atmel,adc-use-res = "highres";
-
-				trigger0 {
-					trigger-name = "timer-counter-0";
-					trigger-value = <0x1>;
-				};
-				trigger1 {
-					trigger-name = "timer-counter-1";
-					trigger-value = <0x3>;
-				};
-
-				trigger2 {
-					trigger-name = "timer-counter-2";
-					trigger-value = <0x5>;
-				};
-
-				trigger3 {
-					trigger-name = "external";
-					trigger-value = <0xd>;
-					trigger-external;
-				};
 			};
 
 			rtc@fffffd20 {
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index 19fc748a87c5..2ab730fd6472 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -812,8 +812,6 @@ ac97: sound@fffac000 {
 			};
 
 			adc0: adc@fffb0000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
 				compatible = "atmel,at91sam9g45-adc";
 				reg = <0xfffb0000 0x100>;
 				interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>;
@@ -822,31 +820,6 @@ adc0: adc@fffb0000 {
 				atmel,adc-channels-used = <0xff>;
 				atmel,adc-vref = <3300>;
 				atmel,adc-startup-time = <40>;
-				atmel,adc-res = <8 10>;
-				atmel,adc-res-names = "lowres", "highres";
-				atmel,adc-use-res = "highres";
-
-				trigger0 {
-					trigger-name = "external-rising";
-					trigger-value = <0x1>;
-					trigger-external;
-				};
-				trigger1 {
-					trigger-name = "external-falling";
-					trigger-value = <0x2>;
-					trigger-external;
-				};
-
-				trigger2 {
-					trigger-name = "external-any";
-					trigger-value = <0x3>;
-					trigger-external;
-				};
-
-				trigger3 {
-					trigger-name = "continuous";
-					trigger-value = <0x6>;
-				};
 			};
 
 			isi@fffb4000 {
diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
index 5653e70c84b4..730d1182c73e 100644
--- a/arch/arm/boot/dts/at91sam9rl.dtsi
+++ b/arch/arm/boot/dts/at91sam9rl.dtsi
@@ -266,8 +266,6 @@ spi0: spi@fffcc000 {
 			};
 
 			adc0: adc@fffd0000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
 				compatible = "atmel,at91sam9rl-adc";
 				reg = <0xfffd0000 0x100>;
 				interrupts = <20 IRQ_TYPE_LEVEL_HIGH 0>;
@@ -277,29 +275,6 @@ adc0: adc@fffd0000 {
 				atmel,adc-channels-used = <0x3f>;
 				atmel,adc-vref = <3300>;
 				atmel,adc-startup-time = <40>;
-				atmel,adc-res = <8 10>;
-				atmel,adc-res-names = "lowres", "highres";
-				atmel,adc-use-res = "highres";
-
-				trigger0 {
-					trigger-name = "timer-counter-0";
-					trigger-value = <0x1>;
-				};
-				trigger1 {
-					trigger-name = "timer-counter-1";
-					trigger-value = <0x3>;
-				};
-
-				trigger2 {
-					trigger-name = "timer-counter-2";
-					trigger-value = <0x5>;
-				};
-
-				trigger3 {
-					trigger-name = "external";
-					trigger-value = <0x13>;
-					trigger-external;
-				};
 			};
 
 			usb0: gadget@fffd4000 {
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index 4cdb05079cc7..395e883644cd 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -795,8 +795,6 @@ uart1: serial@f8044000 {
 			};
 
 			adc0: adc@f804c000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
 				compatible = "atmel,at91sam9x5-adc";
 				reg = <0xf804c000 0x100>;
 				interrupts = <19 IRQ_TYPE_LEVEL_HIGH 0>;
@@ -808,32 +806,6 @@ adc0: adc@f804c000 {
 				atmel,adc-vref = <3300>;
 				atmel,adc-startup-time = <40>;
 				atmel,adc-sample-hold-time = <11>;
-				atmel,adc-res = <8 10>;
-				atmel,adc-res-names = "lowres", "highres";
-				atmel,adc-use-res = "highres";
-
-				trigger0 {
-					trigger-name = "external-rising";
-					trigger-value = <0x1>;
-					trigger-external;
-				};
-
-				trigger1 {
-					trigger-name = "external-falling";
-					trigger-value = <0x2>;
-					trigger-external;
-				};
-
-				trigger2 {
-					trigger-name = "external-any";
-					trigger-value = <0x3>;
-					trigger-external;
-				};
-
-				trigger3 {
-					trigger-name = "continuous";
-					trigger-value = <0x6>;
-				};
 			};
 
 			spi0: spi@f0000000 {
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index e0807b723533..7c979652f330 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -305,8 +305,6 @@ ssc1: ssc@f800c000 {
 			};
 
 			adc0: adc@f8018000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
 				compatible = "atmel,sama5d3-adc";
 				reg = <0xf8018000 0x100>;
 				interrupts = <29 IRQ_TYPE_LEVEL_HIGH 5>;
@@ -335,26 +333,6 @@ &pinctrl_adc0_ad11
 				atmel,adc-vref = <3000>;
 				atmel,adc-sample-hold-time = <11>;
 				status = "disabled";
-
-				trigger0 {
-					trigger-name = "external-rising";
-					trigger-value = <0x1>;
-					trigger-external;
-				};
-				trigger1 {
-					trigger-name = "external-falling";
-					trigger-value = <0x2>;
-					trigger-external;
-				};
-				trigger2 {
-					trigger-name = "external-any";
-					trigger-value = <0x3>;
-					trigger-external;
-				};
-				trigger3 {
-					trigger-name = "continuous";
-					trigger-value = <0x6>;
-				};
 			};
 
 			i2c2: i2c@f801c000 {
diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
index 04f24cf752d3..05c55875835d 100644
--- a/arch/arm/boot/dts/sama5d4.dtsi
+++ b/arch/arm/boot/dts/sama5d4.dtsi
@@ -661,31 +661,9 @@ adc0: adc@fc034000 {
 				atmel,adc-startup-time = <40>;
 				atmel,adc-use-external-triggers;
 				atmel,adc-vref = <3000>;
-				atmel,adc-res = <8 10>;
 				atmel,adc-sample-hold-time = <11>;
-				atmel,adc-res-names = "lowres", "highres";
 				atmel,adc-ts-pressure-threshold = <10000>;
 				status = "disabled";
-
-				trigger0 {
-					trigger-name = "external-rising";
-					trigger-value = <0x1>;
-					trigger-external;
-				};
-				trigger1 {
-					trigger-name = "external-falling";
-					trigger-value = <0x2>;
-					trigger-external;
-				};
-				trigger2 {
-					trigger-name = "external-any";
-					trigger-value = <0x3>;
-					trigger-external;
-				};
-				trigger3 {
-					trigger-name = "continuous";
-					trigger-value = <0x6>;
-				};
 			};
 
 			aes@fc044000 {
