[PATCH v4 3/6] boards: qemu-virt: compile overlay as such

Ahmad Fatoum a.fatoum at pengutronix.de
Mon Jun 12 05:51:01 PDT 2023


Build system now differentiates between building normal device trees and
overlays; as the latter would be broken when CONFIG_EXTERNAL_DTS_FRAGMENTS
is in use. Switch over Qemu board support to build the overlay as such.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 common/boards/qemu-virt/Makefile                            | 6 +++---
 common/boards/qemu-virt/board.c                             | 4 ++--
 .../{overlay-of-flash.dts => qemu-virt-flash.dtso}          | 0
 3 files changed, 5 insertions(+), 5 deletions(-)
 rename common/boards/qemu-virt/{overlay-of-flash.dts => qemu-virt-flash.dtso} (100%)

diff --git a/common/boards/qemu-virt/Makefile b/common/boards/qemu-virt/Makefile
index c16727751550..d280e5ebdd2b 100644
--- a/common/boards/qemu-virt/Makefile
+++ b/common/boards/qemu-virt/Makefile
@@ -1,12 +1,12 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
 obj-y += board.o
-obj-y += overlay-of-flash.dtb.o
+obj-y += qemu-virt-flash.dtbo.o
 ifeq ($(CONFIG_RISCV),y)
-DTC_CPP_FLAGS_overlay-of-flash.dtb := -DRISCV_VIRT=1
+DTC_CPP_FLAGS_qemu-virt-flash.dtbo := -DRISCV_VIRT=1
 endif
 ifeq ($(CONFIG_ARM),y)
-DTC_CPP_FLAGS_overlay-of-flash.dtb := -DARM_VIRT=1
+DTC_CPP_FLAGS_qemu-virt-flash.dtbo := -DARM_VIRT=1
 endif
 
 clean-files := *.dtb *.dtb.S .*.dtc .*.pre .*.dts *.dtb.z
diff --git a/common/boards/qemu-virt/board.c b/common/boards/qemu-virt/board.c
index 19d995aa508e..ea29783d6056 100644
--- a/common/boards/qemu-virt/board.c
+++ b/common/boards/qemu-virt/board.c
@@ -34,7 +34,7 @@ static inline void arm_virt_init(void)
 static inline void arm_virt_init(void) {}
 #endif
 
-extern char __dtb_overlay_of_flash_start[];
+extern char __dtbo_qemu_virt_flash_start[];
 
 static const struct of_device_id virt_of_match[] = {
 	{ .compatible = "linux,dummy-virt", .data = arm_virt_init },
@@ -65,7 +65,7 @@ static int virt_board_driver_init(void)
 		init();
 	}
 
-	overlay = of_unflatten_dtb(__dtb_overlay_of_flash_start, INT_MAX);
+	overlay = of_unflatten_dtb(__dtbo_qemu_virt_flash_start, INT_MAX);
 	of_overlay_apply_tree(root, overlay);
 
 	/* of_probe() will happen later at of_populate_initcall */
diff --git a/common/boards/qemu-virt/overlay-of-flash.dts b/common/boards/qemu-virt/qemu-virt-flash.dtso
similarity index 100%
rename from common/boards/qemu-virt/overlay-of-flash.dts
rename to common/boards/qemu-virt/qemu-virt-flash.dtso
-- 
2.39.2




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