linux-kernel - [PATCH] arm64: dts: qcom: sa8775p: add symbols to dtb

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Message-Id: <20230309233945.1199358-1-echanude@redhat.com>
Date:   Thu,  9 Mar 2023 18:39:48 -0500
From:   Eric Chanudet <echanude@...hat.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Eric Chanudet <echanude@...hat.com>
Subject: [PATCH] arm64: dts: qcom: sa8775p: add symbols to dtb

ABL uses the __symbols__ section to process the DTB before passing it
forward. Without it, the bootstrap is interrupted.

Signed-off-by: Eric Chanudet <echanude@...hat.com>
---
Depends on initial sa8775p-ride.dts:
https://lore.kernel.org/all/20230214092713.211054-3-brgl@bgdev.pl/

 arch/arm64/boot/dts/qcom/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index b63cd1861e68..72e85ab31d74 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -1,4 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0
+
+# Enable support for device-tree overlays required on sa8775p-ride.
+DTC_FLAGS_sa8775p-ride := -@
+
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8016-sbc.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8094-sony-xperia-kitakami-karin_windy.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-db820c.dtb
-- 
2.39.1