Align ADSP SC5XX DTS and drivers with Linux

arch/arm/dts/Makefile

@@ -1190,14 +1190,6 @@ dtb-$(CONFIG_TARGET_IMX8MM_CL_IOT_GATE_OPTEE) += imx8mm-cl-iot-gate-optee.dtb \
 					imx8mm-cl-iot-gate-ied-tpm0.dtbo \
 					imx8mm-cl-iot-gate-ied-tpm1.dtbo
 
-dtb-$(CONFIG_TARGET_SC573_EZLITE) += sc573-ezlite.dtb
-dtb-$(CONFIG_TARGET_SC584_EZKIT) += sc584-ezkit.dtb
-dtb-$(CONFIG_TARGET_SC589_MINI) += sc589-mini.dtb
-dtb-$(CONFIG_TARGET_SC589_EZKIT) += sc589-ezkit.dtb
-dtb-$(CONFIG_TARGET_SC594_SOM_EZKIT) += sc594-som-ezkit.dtb
-dtb-$(CONFIG_TARGET_SC594_SOM_EZLITE) += sc594-som-ezlite.dtb
-dtb-$(CONFIG_TARGET_SC598_SOM_EZKIT) += sc598-som-ezkit.dtb
-dtb-$(CONFIG_TARGET_SC598_SOM_EZLITE) += sc598-som-ezlite.dtb
 
 ifneq ($(CONFIG_TARGET_IMX8MP_RSB3720A1_4G)$(CONFIG_TARGET_IMX8MP_RSB3720A1_6G),)
 dtb-y += imx8mp-rsb3720-a1.dtb

arch/arm/dts/sc573-ezlite-u-boot.dtsi

@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * U-Boot overlay for sc573-ezlite (sc57x SoC).
+ */
+
+#include "sc5xx-u-boot.dtsi"
+
+&clk { reg-names = "cgu0", "cgu1", "cdu"; };
+
+/* sc57x: 6 GPIO banks A-F at 0x31004000; U-Boot pinctrl driver needs this base */
+&pinctrl0 { reg = <0x31004000 0x300>; };