ARM: dts: imx: align SPI node name with dtschema

The node names should be generic and DT schema expects certain pattern.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx28-cfa10049.dts

@@ -327,7 +327,7 @@ mac0: ethernet@800f0000 {
 		};
 	};
 
-	spi2 {
+	spi-2 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&spi2_pins_cfa10049>;
@@ -351,7 +351,7 @@ hx8357: hx8357@0 {
 		};
 	};
 
-	spi3 {
+	spi-3 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&spi3_pins_cfa10049>;

arch/arm/boot/dts/imx28-cfa10055.dts

@@ -129,7 +129,7 @@ pwm: pwm@80064000 {
 		};
 	};
 
-	spi2 {
+	spi-2 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&spi2_pins_cfa10055>;

arch/arm/boot/dts/imx28-cfa10056.dts

@@ -88,7 +88,7 @@ timing0: timing0 {
 		};
 	};
 
-	spi2 {
+	spi-2 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&spi2_pins_cfa10056>;

arch/arm/boot/dts/imx28-tx28.dts

@@ -221,7 +221,7 @@ &gpio5 7 GPIO_ACTIVE_HIGH
 		linux,no-autorepeat;
 	};
 
-	spi_gpio: spi-gpio {
+	spi_gpio: spi {
 		compatible = "spi-gpio";
 		#address-cells = <1>;
 		#size-cells = <0>;

arch/arm/boot/dts/imx51-zii-rdu1.dts

@@ -137,7 +137,7 @@ sgtl5000: codec@a {
 		};
 	};
 
-	spi_gpio: spi-gpio {
+	spi_gpio: spi {
 		compatible = "spi-gpio";
 		#address-cells = <1>;
 		#size-cells = <0>;

arch/arm/boot/dts/imx6ul-14x14-evk.dtsi

@@ -82,7 +82,7 @@ sound-wm8960 {
 			"AMIC", "MICB";
 	};
 
-	spi4 {
+	spi-4 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_spi4>;

arch/arm/boot/dts/imx6ul-tx6ul.dtsi

@@ -212,7 +212,7 @@ reg_usbotg_vbus: regulator-usbotgvbus {
 		enable-active-high;
 	};
 
-	spi_gpio: spi-gpio {
+	spi_gpio: spi {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "spi-gpio";

arch/arm/boot/dts/imx7d-sdb.dts

@@ -39,7 +39,7 @@ volume-down {
 		};
 	};
 
-	spi4 {
+	spi-4 {
 		compatible = "spi-gpio";
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_spi4>;