dm: dts: Convert driver model tags to use new schema

Now that Linux has accepted these tags, move the device tree files in
U-Boot over to use them.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/k3-am625-r5-sk.dts b/arch/arm/dts/k3-am625-r5-sk.dts
index d39b334..dad4670 100644
--- a/arch/arm/dts/k3-am625-r5-sk.dts
+++ b/arch/arm/dts/k3-am625-r5-sk.dts
@@ -28,7 +28,7 @@
 		/* 2G RAM */
 		reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
 
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 
 	reserved-memory {
@@ -56,7 +56,7 @@
 		ti,sci = <&dmsc>;
 		ti,sci-proc-id = <32>;
 		ti,sci-host-id = <10>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 
 	dm_tifs: dm-tifs {
@@ -66,7 +66,7 @@
 		mbox-names = "rx", "tx";
 		mboxes= <&secure_proxy_main 22>,
 			<&secure_proxy_main 23>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 };
 
@@ -84,13 +84,13 @@
 		compatible = "ti,j721e-esm";
 		reg = <0x0 0x4100000 0x0 0x1000>;
 		ti,esm-pins = <0>, <1>, <2>, <85>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 };
 
 &cbass_main {
 	sa3_secproxy: secproxy@44880000 {
-		u-boot,dm-spl;
+		bootph-pre-ram;
 		compatible = "ti,am654-secure-proxy";
 		#mbox-cells = <1>;
 		reg-names = "rt", "scfg", "target_data";
@@ -103,19 +103,19 @@
 		compatible = "ti,am654-system-controller";
 		mboxes= <&secure_proxy_main 1>, <&secure_proxy_main 0>, <&sa3_secproxy 0>;
 		mbox-names = "tx", "rx", "boot_notify";
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 
 	main_esm: esm@420000 {
 		compatible = "ti,j721e-esm";
 		reg = <0x0 0x420000 0x0 0x1000>;
 		ti,esm-pins = <160>, <161>, <162>, <163>, <177>, <178>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 };
 
 &mcu_pmx0 {
-	u-boot,dm-spl;
+	bootph-pre-ram;
 	wkup_uart0_pins_default: wkup-uart0-pins-default {
 		pinctrl-single,pins = <
 			AM62X_MCU_IOPAD(0x02c, PIN_INPUT, 0) /* (C6) WKUP_UART0_CTSn */
@@ -123,12 +123,12 @@
 			AM62X_MCU_IOPAD(0x024, PIN_INPUT, 0) /* (B4) WKUP_UART0_RXD */
 			AM62X_MCU_IOPAD(0x028, PIN_OUTPUT, 0) /* (C5) WKUP_UART0_TXD */
 		>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 };
 
 &main_pmx0 {
-	u-boot,dm-spl;
+	bootph-pre-ram;
 	main_uart1_pins_default: main-uart1-pins-default {
 		pinctrl-single,pins = <
 			AM62X_IOPAD(0x194, PIN_INPUT, 2) /* (B19) MCASP0_AXR3.UART1_CTSn */
@@ -136,7 +136,7 @@
 			AM62X_IOPAD(0x1ac, PIN_INPUT, 2) /* (E19) MCASP0_AFSR.UART1_RXD */
 			AM62X_IOPAD(0x1b0, PIN_OUTPUT, 2) /* (A20) MCASP0_ACLKR.UART1_TXD */
 		>;
-		u-boot,dm-spl;
+		bootph-pre-ram;
 	};
 };
 
@@ -145,7 +145,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&wkup_uart0_pins_default>;
 	status = "okay";
-	u-boot,dm-spl;
+	bootph-pre-ram;
 };
 
 /* Main UART1 is used for TIFS firmware logs */
@@ -153,7 +153,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_uart1_pins_default>;
 	status = "okay";
-	u-boot,dm-spl;
+	bootph-pre-ram;
 };
 
 &ospi0 {