ARM: dts: arm: Update register-bit-led nodes 'reg' and node names

Add a 'reg' entry for register-bit-led nodes on the Arm Ltd platforms.
The 'reg' entry is the LED control register address. With this, the node
name can be updated to use a generic node name, 'led', and a
unit-address.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20211024232003.211484-1-linus.walleij@linaro.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

9 files changed, 144 insertions, 57 deletions

diff --git a/arch/arm/boot/dts/arm-realview-eb.dtsi b/arch/arm/boot/dts/arm-realview-eb.dtsi
index 04e8a27ba1eb..56441ef08a55 100644
--- a/arch/arm/boot/dts/arm-realview-eb.dtsi
+++ b/arch/arm/boot/dts/arm-realview-eb.dtsi
@@ -198,61 +198,72 @@
 		syscon: syscon@10000000 {
 			compatible = "arm,realview-eb-syscon", "syscon", "simple-mfd";
 			reg = <0x10000000 0x1000>;
+			ranges = <0x0 0x10000000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
 
-			led@08.0 {
+			led@8,0 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x01>;
 				label = "versatile:0";
 				linux,default-trigger = "heartbeat";
 				default-state = "on";
 			};
-			led@08.1 {
+			led@8,1 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x02>;
 				label = "versatile:1";
 				linux,default-trigger = "mmc0";
 				default-state = "off";
 			};
-			led@08.2 {
+			led@8,2 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x04>;
 				label = "versatile:2";
 				linux,default-trigger = "cpu0";
 				default-state = "off";
 			};
-			led@08.3 {
+			led@8,3 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x08>;
 				label = "versatile:3";
 				default-state = "off";
 			};
-			led@08.4 {
+			led@8,4 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x10>;
 				label = "versatile:4";
 				default-state = "off";
 			};
-			led@08.5 {
+			led@8,5 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x20>;
 				label = "versatile:5";
 				default-state = "off";
 			};
-			led@08.6 {
+			led@8,6 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x40>;
 				label = "versatile:6";
 				default-state = "off";
 			};
-			led@08.7 {
+			led@8,7 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x80>;
 				label = "versatile:7";
diff --git a/arch/arm/boot/dts/arm-realview-pb1176.dts b/arch/arm/boot/dts/arm-realview-pb1176.dts
index 366687fb1ee3..df71ee27294d 100644
--- a/arch/arm/boot/dts/arm-realview-pb1176.dts
+++ b/arch/arm/boot/dts/arm-realview-pb1176.dts
@@ -216,61 +216,72 @@
 		syscon: syscon@10000000 {
 			compatible = "arm,realview-pb1176-syscon", "syscon", "simple-mfd";
 			reg = <0x10000000 0x1000>;
+			ranges = <0x0 0x10000000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
 
-			led@08.0 {
+			led@8,0 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x01>;
 				label = "versatile:0";
 				linux,default-trigger = "heartbeat";
 				default-state = "on";
 			};
-			led@08.1 {
+			led@8,1 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x02>;
 				label = "versatile:1";
 				linux,default-trigger = "mmc0";
 				default-state = "off";
 			};
-			led@08.2 {
+			led@8,2 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x04>;
 				label = "versatile:2";
 				linux,default-trigger = "cpu0";
 				default-state = "off";
 			};
-			led@08.3 {
+			led@8,3 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x08>;
 				label = "versatile:3";
 				default-state = "off";
 			};
-			led@08.4 {
+			led@8,4 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x10>;
 				label = "versatile:4";
 				default-state = "off";
 			};
-			led@08.5 {
+			led@8,5 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x20>;
 				label = "versatile:5";
 				default-state = "off";
 			};
-			led@08.6 {
+			led@8,6 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x40>;
 				label = "versatile:6";
 				default-state = "off";
 			};
-			led@08.7 {
+			led@8,7 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x80>;
 				label = "versatile:7";
diff --git a/arch/arm/boot/dts/arm-realview-pb11mp.dts b/arch/arm/boot/dts/arm-realview-pb11mp.dts
index 228a51a38f95..54d4cbd10bdf 100644
--- a/arch/arm/boot/dts/arm-realview-pb11mp.dts
+++ b/arch/arm/boot/dts/arm-realview-pb11mp.dts
@@ -303,64 +303,75 @@
 		pb11mp_syscon: syscon@10000000 {
 			compatible = "arm,realview-pb11mp-syscon", "syscon", "simple-mfd";
 			reg = <0x10000000 0x1000>;
+			ranges = <0x0 0x10000000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
 
-			led@08.0 {
+			led@8,0 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x01>;
 				label = "versatile:0";
 				linux,default-trigger = "heartbeat";
 				default-state = "on";
 			};
-			led@08.1 {
+			led@8,1 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x02>;
 				label = "versatile:1";
 				linux,default-trigger = "mmc0";
 				default-state = "off";
 			};
-			led@08.2 {
+			led@8,2 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x04>;
 				label = "versatile:2";
 				linux,default-trigger = "cpu0";
 				default-state = "off";
 			};
-			led@08.3 {
+			led@8,3 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x08>;
 				label = "versatile:3";
 				linux,default-trigger = "cpu1";
 				default-state = "off";
 			};
-			led@08.4 {
+			led@8,4 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x10>;
 				label = "versatile:4";
 				linux,default-trigger = "cpu2";
 				default-state = "off";
 			};
-			led@08.5 {
+			led@8,5 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x20>;
 				label = "versatile:5";
 				linux,default-trigger = "cpu3";
 				default-state = "off";
 			};
-			led@08.6 {
+			led@8,6 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x40>;
 				label = "versatile:6";
 				default-state = "off";
 			};
-			led@08.7 {
+			led@8,7 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x80>;
 				label = "versatile:7";
diff --git a/arch/arm/boot/dts/arm-realview-pbx.dtsi b/arch/arm/boot/dts/arm-realview-pbx.dtsi
index ccf6f756b6ed..9366fecc699b 100644
--- a/arch/arm/boot/dts/arm-realview-pbx.dtsi
+++ b/arch/arm/boot/dts/arm-realview-pbx.dtsi
@@ -220,61 +220,72 @@
 		syscon: syscon@10000000 {
 			compatible = "arm,realview-pbx-syscon", "syscon", "simple-mfd";
 			reg = <0x10000000 0x1000>;
+			ranges = <0x0 0x10000000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
 
-			led@08.0 {
+			led@8,0 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x01>;
 				label = "versatile:0";
 				linux,default-trigger = "heartbeat";
 				default-state = "on";
 			};
-			led@08.1 {
+			led@8,1 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x02>;
 				label = "versatile:1";
 				linux,default-trigger = "mmc0";
 				default-state = "off";
 			};
-			led@08.2 {
+			led@8,2 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x04>;
 				label = "versatile:2";
 				linux,default-trigger = "cpu0";
 				default-state = "off";
 			};
-			led@08.3 {
+			led@8,3 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x08>;
 				label = "versatile:3";
 				default-state = "off";
 			};
-			led@08.4 {
+			led@8,4 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x10>;
 				label = "versatile:4";
 				default-state = "off";
 			};
-			led@08.5 {
+			led@8,5 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x20>;
 				label = "versatile:5";
 				default-state = "off";
 			};
-			led@08.6 {
+			led@8,6 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x40>;
 				label = "versatile:6";
 				default-state = "off";
 			};
-			led@08.7 {
+			led@8,7 {
 				compatible = "register-bit-led";
+				reg = <0x08 0x04>;
 				offset = <0x08>;
 				mask = <0x80>;
 				label = "versatile:7";
diff --git a/arch/arm/boot/dts/integrator.dtsi b/arch/arm/boot/dts/integrator.dtsi
index 602f74d2c758..ad868cfebc94 100644
--- a/arch/arm/boot/dts/integrator.dtsi
+++ b/arch/arm/boot/dts/integrator.dtsi
@@ -15,10 +15,14 @@
 	core-module@10000000 {
 		compatible = "arm,core-module-integrator", "syscon", "simple-mfd";
 		reg = <0x10000000 0x200>;
+		ranges = <0x0 0x10000000 0x200>;
+		#address-cells = <1>;
+		#size-cells = <1>;
 
 		/* Use core module LED to indicate CPU load */
-		led@c.0 {
+		led@c,0 {
 			compatible = "register-bit-led";
+			reg = <0x0c 0x04>;
 			offset = <0x0c>;
 			mask = <0x01>;
 			label = "integrator:core_module";
@@ -104,35 +108,42 @@
 			interrupts = <4>;
 		};
 
-		syscon {
+		syscon@1a000000 {
 			/* Debug registers mapped as syscon */
 			compatible = "syscon", "simple-mfd";
 			reg = <0x1a000000 0x10>;
+			ranges = <0x0 0x1a000000 0x10>;
+			#address-cells = <1>;
+			#size-cells = <1>;
 
-			led@4.0 {
+			led@4,0 {
 				compatible = "register-bit-led";
+				reg = <0x04 0x04>;
 				offset = <0x04>;
 				mask = <0x01>;
 				label = "integrator:green0";
 				linux,default-trigger = "heartbeat";
 				default-state = "on";
 			};
-			led@4.1 {
+			led@4,1 {
 				compatible = "register-bit-led";
+				reg = <0x04 0x04>;
 				offset = <0x04>;
 				mask = <0x02>;
 				label = "integrator:yellow";
 				default-state = "off";
 			};
-			led@4.2 {
+			led@4,2 {
 				compatible = "register-bit-led";
+				reg = <0x04 0x04>;
 				offset = <0x04>;
 				mask = <0x04>;
 				label = "integrator:red";
 				default-state = "off";
 			};
-			led@4.3 {
+			led@4,3 {
 				compatible = "register-bit-led";
+				reg = <0x04 0x04>;
 				offset = <0x04>;
 				mask = <0x08>;
 				label = "integrator:green1";
diff --git a/arch/arm/boot/dts/mps2.dtsi b/arch/arm/boot/dts/mps2.dtsi
index 37f5023f529c..b99577d411b1 100644
--- a/arch/arm/boot/dts/mps2.dtsi
+++ b/arch/arm/boot/dts/mps2.dtsi
@@ -216,8 +216,13 @@
 			compatible = "syscon", "simple-mfd";
 			reg = <0x8000 0x10>;
 
-			led0 {
+			ranges = <0x0 0x8000 0x10>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			led@0,0 {
 				compatible = "register-bit-led";
+				reg = <0x00 0x04>;
 				offset = <0x0>;
 				mask = <0x01>;
 				label = "userled:0";
@@ -225,8 +230,9 @@
 				default-state = "on";
 			};
 
-			led1 {
+			led@0,1 {
 				compatible = "register-bit-led";
+				reg = <0x00 0x04>;
 				offset = <0x0>;
 				mask = <0x02>;
 				label = "userled:1";
diff --git a/arch/arm/boot/dts/versatile-ab-ib2.dts b/arch/arm/boot/dts/versatile-ab-ib2.dts
index c577ff4bb4be..7ebb0dfd0467 100644
--- a/arch/arm/boot/dts/versatile-ab-ib2.dts
+++ b/arch/arm/boot/dts/versatile-ab-ib2.dts
@@ -13,9 +13,13 @@
 	syscon@27000000 {
 		compatible = "arm,versatile-ib2-syscon", "syscon", "simple-mfd";
 		reg = <0x27000000 0x4>;
+		ranges = <0x0 0x27000000 0x4>;
+		#address-cells = <1>;
+		#size-cells = <1>;
 
-		led@00.4 {
+		led@0,4 {
 			compatible = "register-bit-led";
+			reg = <0x00 0x04>;
 			offset = <0x00>;
 			mask = <0x10>;
 			label = "versatile-ib2:0";
diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts
index 151c0220047d..79f7cc241282 100644
--- a/arch/arm/boot/dts/versatile-ab.dts
+++ b/arch/arm/boot/dts/versatile-ab.dts
@@ -70,61 +70,72 @@
 	core-module@10000000 {
 		compatible = "arm,core-module-versatile", "syscon", "simple-mfd";
 		reg = <0x10000000 0x200>;
+		ranges = <0x0 0x10000000 0x200>;
+		#address-cells = <1>;
+		#size-cells = <1>;
 
-		led@08.0 {
+		led@8,0 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x01>;
 			label = "versatile:0";
 			linux,default-trigger = "heartbeat";
 			default-state = "on";
 		};
-		led@08.1 {
+		led@8,1 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x02>;
 			label = "versatile:1";
 			linux,default-trigger = "mmc0";
 			default-state = "off";
 		};
-		led@08.2 {
+		led@8,2 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x04>;
 			label = "versatile:2";
 			linux,default-trigger = "cpu0";
 			default-state = "off";
 		};
-		led@08.3 {
+		led@8,3 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x08>;
 			label = "versatile:3";
 			default-state = "off";
 		};
-		led@08.4 {
+		led@8,4 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x10>;
 			label = "versatile:4";
 			default-state = "off";
 		};
-		led@08.5 {
+		led@8,5 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x20>;
 			label = "versatile:5";
 			default-state = "off";
 		};
-		led@08.6 {
+		led@8,6 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x40>;
 			label = "versatile:6";
 			default-state = "off";
 		};
-		led@08.7 {
+		led@8,7 {
 			compatible = "register-bit-led";
+			reg = <0x08 0x04>;
 			offset = <0x08>;
 			mask = <0x80>;
 			label = "versatile:7";
diff --git a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
index 40d95c58b55e..f7afb8faf5de 100644
--- a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
@@ -153,64 +153,75 @@
 				apbregs@10000 {
 					compatible = "syscon", "simple-mfd";
 					reg = <0x010000 0x1000>;
+					ranges = <0x0 0x10000 0x1000>;
+					#address-cells = <1>;
+					#size-cells = <1>;
 
-					led0 {
+					led@8,0 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x01>;
 						label = "vexpress:0";
 						linux,default-trigger = "heartbeat";
 						default-state = "on";
 					};
-					led1 {
+					led@8,1 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x02>;
 						label = "vexpress:1";
 						linux,default-trigger = "mmc0";
 						default-state = "off";
 					};
-					led2 {
+					led@8,2 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x04>;
 						label = "vexpress:2";
 						linux,default-trigger = "cpu0";
 						default-state = "off";
 					};
-					led3 {
+					led@8,3 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x08>;
 						label = "vexpress:3";
 						linux,default-trigger = "cpu1";
 						default-state = "off";
 					};
-					led4 {
+					led@8,4 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x10>;
 						label = "vexpress:4";
 						linux,default-trigger = "cpu2";
 						default-state = "off";
 					};
-					led5 {
+					led@8,5 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x20>;
 						label = "vexpress:5";
 						linux,default-trigger = "cpu3";
 						default-state = "off";
 					};
-					led6 {
+					led@8,6 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x40>;
 						label = "vexpress:6";
 						default-state = "off";
 					};
-					led7 {
+					led@8,7 {
 						compatible = "register-bit-led";
+						reg = <0x08 0x04>;
 						offset = <0x08>;
 						mask = <0x80>;
 						label = "vexpress:7";