dt-bindings: Use lower case hex in unit-addresses

DT unit addresses should be lower case hex. Fix all the
binding examples.

Converted with the following command from Krzysztof Kozlowski:

sed -e 's/@\([a-fA-F0-9_-]*\) {/@\L\1 {/' -i $(find Documentation/devicetree/bindings -name '*.txt')

Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt

@@ -55,7 +55,7 @@ Note: child nodes can be added for auto probing from device tree.
 
 Example: adding device info in dtsi file
 
-adc: adc@12D10000 {
+adc: adc@12d10000 {
 	compatible = "samsung,exynos-adc-v1";
 	reg = <0x12D10000 0x100>;
 	interrupts = <0 106 0>;
@@ -71,7 +71,7 @@ adc: adc@12D10000 {
 
 Example: adding device info in dtsi file for Exynos3250 with additional sclk
 
-adc: adc@126C0000 {
+adc: adc@126c0000 {
 	compatible = "samsung,exynos3250-adc", "samsung,exynos-adc-v2;
 	reg = <0x126C0000 0x100>;
 	interrupts = <0 137 0>;
@@ -87,7 +87,7 @@ adc: adc@126C0000 {
 
 Example: Adding child nodes in dts file
 
-adc@12D10000 {
+adc@12d10000 {
 
 	/* NTC thermistor is a hwmon device */
 	ncp15wb473@0 {

Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt

@@ -72,7 +72,7 @@ Optional nodes:
         - compatible: only "samsung,secure-firmware" is currently supported
         - reg: address of non-secure SYSRAM used for communication with firmware
 
-	firmware@203F000 {
+	firmware@203f000 {
 		compatible = "samsung,secure-firmware";
 		reg = <0x0203F000 0x1000>;
 	};

Documentation/devicetree/bindings/clock/exynos3250-clock.txt

@@ -32,7 +32,7 @@ Example 1: Examples of clock controller nodes are listed below.
 		#clock-cells = <1>;
 	};
 
-	cmu_dmc: clock-controller@105C0000 {
+	cmu_dmc: clock-controller@105c0000 {
 		compatible = "samsung,exynos3250-cmu-dmc";
 		reg = <0x105C0000 0x2000>;
 		#clock-cells = <1>;

Documentation/devicetree/bindings/clock/exynos5260-clock.txt

@@ -180,7 +180,7 @@ Example 2: UART controller node that consumes the clock generated by the
 		peri clock controller. Refer to the standard clock bindings for
 		information about 'clocks' and 'clock-names' property.
 
-	serial@12C00000 {
+	serial@12c00000 {
 		compatible = "samsung,exynos4210-uart";
 		reg = <0x12C00000 0x100>;
 		interrupts = <0 146 0>;

Documentation/devicetree/bindings/clock/exynos5410-clock.txt

@@ -41,7 +41,7 @@ Example 2: UART controller node that consumes the clock generated by the clock
 	   controller. Refer to the standard clock bindings for information
 	   about 'clocks' and 'clock-names' property.
 
-	serial@12C20000 {
+	serial@12c20000 {
 		compatible = "samsung,exynos4210-uart";
 		reg = <0x12C00000 0x100>;
 		interrupts = <0 51 0>;

Documentation/devicetree/bindings/clock/exynos5433-clock.txt

@@ -472,7 +472,7 @@ Example 2: Examples of clock controller nodes are listed below.
 Example 3: UART controller node that consumes the clock generated by the clock
 	   controller.
 
-	serial_0: serial@14C10000 {
+	serial_0: serial@14c10000 {
 		compatible = "samsung,exynos5433-uart";
 		reg = <0x14C10000 0x100>;
 		interrupts = <0 421 0>;

Documentation/devicetree/bindings/crypto/atmel-crypto.txt

@@ -75,7 +75,7 @@ Required properties:
 - clock-frequency: must be present in the i2c controller node.
 
 Example:
-atecc508a@C0 {
+atecc508a@c0 {
 	compatible = "atmel,atecc508a";
 	reg = <0xC0>;
 };

Documentation/devicetree/bindings/devfreq/event/exynos-nocp.txt

@@ -20,7 +20,7 @@ Optional properties:
 
 Example : NoC Probe nodes in Device Tree are listed below.
 
-	nocp_mem0_0: nocp@10CA1000 {
+	nocp_mem0_0: nocp@10ca1000 {
 		compatible = "samsung,exynos5420-nocp";
 		reg = <0x10CA1000 0x200>;
 	};

Documentation/devicetree/bindings/display/exynos/exynos_dsim.txt

@@ -54,7 +54,7 @@ Video interfaces:
 
 Example:
 
-	dsi@11C80000 {
+	dsi@11c80000 {
 		compatible = "samsung,exynos4210-mipi-dsi";
 		reg = <0x11C80000 0x10000>;
 		interrupts = <0 79 0>;

Documentation/devicetree/bindings/display/st,stih4xx.txt

@@ -119,7 +119,7 @@ Example:
 / {
 	...
 
-	vtg_main_slave: sti-vtg-main-slave@fe85A800 {
+	vtg_main_slave: sti-vtg-main-slave@fe85a800 {
 		compatible	= "st,vtg";
 		reg		= <0xfe85A800 0x300>;
 		interrupts	= <GIC_SPI 175 IRQ_TYPE_NONE>;

Documentation/devicetree/bindings/dma/ste-dma40.txt

@@ -15,7 +15,7 @@ Optional properties:
 
 Example:
 
-	dma: dma-controller@801C0000 {
+	dma: dma-controller@801c0000 {
 		compatible = "stericsson,db8500-dma40", "stericsson,dma40";
 		reg = <0x801C0000 0x1000  0x40010000 0x800>;
 		reg-names = "base", "lcpa";

Documentation/devicetree/bindings/gpio/abilis,tb10x-gpio.txt

@@ -21,7 +21,7 @@ Documentation/devicetree/bindings/gpio/gpio.txt
 
 Example:
 
-	gpioa: gpio@FF140000 {
+	gpioa: gpio@ff140000 {
 		compatible = "abilis,tb10x-gpio";
 		interrupt-controller;
 		#interrupt-cells = <1>;

Documentation/devicetree/bindings/gpio/gpio-stp-xway.txt

@@ -27,7 +27,7 @@ Optional properties:
 
 Example:
 
-gpio1: stp@E100BB0 {
+gpio1: stp@e100bb0 {
 	compatible = "lantiq,gpio-stp-xway";
 	reg = <0xE100BB0 0x40>;
 	#gpio-cells = <2>;

Documentation/devicetree/bindings/gpio/gpio.txt

@@ -290,7 +290,7 @@ pins 50..69.
 
 Example 2:
 
-	gpio_pio_i: gpio-controller@14B0 {
+	gpio_pio_i: gpio-controller@14b0 {
 		#gpio-cells = <2>;
 		compatible = "fsl,qe-pario-bank-e", "fsl,qe-pario-bank";
 		reg = <0x1480 0x18>;

Documentation/devicetree/bindings/i2c/i2c-arb-gpio-challenge.txt

@@ -54,7 +54,7 @@ Optional properties:
 
 
 Example:
-	i2c@12CA0000 {
+	i2c@12ca0000 {
 		compatible = "acme,some-i2c-device";
 		#address-cells = <1>;
 		#size-cells = <0>;

Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.txt

@@ -11,7 +11,7 @@ Required properties:
 
 Examples:
 
-lpi2c7: lpi2c7@40A50000 {
+lpi2c7: lpi2c7@40a50000 {
 	compatible = "fsl,imx8dv-lpi2c";
 	reg = <0x40A50000 0x10000>;
 	interrupt-parent = <&intc>;

Documentation/devicetree/bindings/input/samsung-keypad.txt

@@ -45,7 +45,7 @@ Optional Properties specific to linux:
 
 
 Example:
-	keypad@100A0000 {
+	keypad@100a0000 {
 		compatible = "samsung,s5pv210-keypad";
 		reg = <0x100A0000 0x100>;
 		interrupts = <173>;

Documentation/devicetree/bindings/input/touchscreen/brcm,iproc-touchscreen.txt

@@ -66,7 +66,7 @@ Example: An example of touchscreen node
 		reg = <0x180a6000 0xc30>;
 	};
 
-	touchscreen: touchscreen@180A6000 {
+	touchscreen: touchscreen@180a6000 {
 		compatible = "brcm,iproc-touchscreen";
 		#address-cells = <1>;
 		#size-cells = <1>;

Documentation/devicetree/bindings/iommu/samsung,sysmmu.txt

@@ -56,7 +56,7 @@ Examples:
 		iommus = <&sysmmu_gsc0>;
 	};
 
-	sysmmu_gsc0: sysmmu@13E80000 {
+	sysmmu_gsc0: sysmmu@13e80000 {
 		compatible = "samsung,exynos-sysmmu";
 		reg = <0x13E80000 0x1000>;
 		interrupt-parent = <&combiner>;

Documentation/devicetree/bindings/mailbox/omap-mailbox.txt

@@ -124,7 +124,7 @@ dsp {
 };
 
 /* AM33xx */
-mailbox: mailbox@480C8000 {
+mailbox: mailbox@480c8000 {
 	compatible = "ti,omap4-mailbox";
 	reg = <0x480C8000 0x200>;
 	interrupts = <77>;