dm: arm: zynq: Enable device tree control in SPL

Move to using device tree control in SPL so that we can use the same driver
code in both SPL and U-Boot proper.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/Kconfig

@@ -543,9 +543,12 @@ config ARCH_ZYNQ
 	select CPU_V7
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_OF_CONTROL
 	select DM
+	select SPL_DM
 	select DM_SPI
 	select DM_SPI_FLASH
+	select SPL_SEPARATE_BSS
 
 config ARCH_ZYNQMP
 	bool "Support Xilinx ZynqMP Platform"

arch/arm/mach-zynq/u-boot-spl.lds

@@ -38,10 +38,18 @@ SECTIONS
 	} > .sram
 
 	. = ALIGN(4);
+#ifdef CONFIG_SPL_DM
+	.u_boot_list : {
+		KEEP(*(SORT(.u_boot_list_*_driver_*)));
+		KEEP(*(SORT(.u_boot_list_*_uclass_*)));
+	} > .sram
+
+	. = ALIGN(4);
+#endif
 
 	. = .;
 
-	__image_copy_end = .;
+	_image_binary_end = .;
 
 	_end = .;