bsps/microblaze: Add device tree getter

This allows drivers to read configuration data from the device tree if
the BSP is built with device tree support.

spec/build/bsps/microblaze/microblaze_fpga/grp.yml

@@ -48,6 +48,8 @@ links:
   uid: opttimerfrequency
 - role: build-dependency
   uid: optuartlitebaseaddress
+- role: build-dependency
+  uid: optusefdt
 - role: build-dependency
   uid: ../../obj
 - role: build-dependency

spec/build/bsps/microblaze/microblaze_fpga/obj.yml

@@ -15,6 +15,7 @@ install:
   source:
   - bsps/microblaze/microblaze_fpga/include/bsp/irq.h
   - bsps/microblaze/microblaze_fpga/include/bsp/jffs2_qspi.h
+  - bsps/microblaze/include/bsp/microblaze-fdt-support.h
   - bsps/microblaze/include/common/xil_types.h
   - bsps/microblaze/include/dev/serial/uartlite.h
   - bsps/microblaze/include/dev/serial/uartlite_l.h
@@ -23,7 +24,6 @@ source:
 - bsps/microblaze/microblaze_fpga/clock/clock.c
 - bsps/microblaze/microblaze_fpga/console/console-io.c
 - bsps/microblaze/microblaze_fpga/console/debug-io.c
-- bsps/microblaze/microblaze_fpga/fdt/bsp_fdt.c
 - bsps/microblaze/microblaze_fpga/fs/jffs2_qspi.c
 - bsps/microblaze/microblaze_fpga/irq/irq.c
 - bsps/microblaze/microblaze_fpga/start/_debug_sw_break_handler.S
@@ -38,6 +38,7 @@ source:
 - bsps/microblaze/microblaze_fpga/start/microblaze_invalidate_icache.S
 - bsps/microblaze/shared/dev/serial/uartlite.c
 - bsps/microblaze/shared/dev/serial/uartlite_l.c
+- bsps/microblaze/shared/fdt/microblaze-fdt-support.c
 - bsps/shared/cache/nocache.c
 - bsps/shared/dev/btimer/btimer-cpucounter.c
 - bsps/shared/dev/cpucounter/cpucounterfrequency.c

spec/build/bsps/microblaze/microblaze_fpga/optusefdt.yml

@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-boolean: null
+- define-condition: null
+build-type: option
+copyrights:
+- Copyright (C) 2022 On-Line Applications Research Corporation (OAR)
+default:
+- enabled-by: true
+  value: true
+default-by-variant: []
+description: |
+  define if FDT is used
+enabled-by: true
+links: []
+name: BSP_MICROBLAZE_FPGA_USE_FDT
+type: build