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Message-Id: <20241025-b4-linux-next-24-10-25-camss-dts-fixups-v1-5-cdff2f1a5792@linaro.org>
Date: Fri, 25 Oct 2024 16:43:27 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Depeng Shao <quic_depengs@...cinc.com>,
Vikram Sharma <quic_vikramsa@...cinc.com>,
Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: [PATCH 5/6] arm64: dts: qcom: qrb5165-rb5-vision-mezzanine: Add
cma heap for libcamera softisp support
libcamera softisp requires a linux,cma heap export in order to support
user-space debayering, 3a and export to other system components such as
pipewire, Firefox/Chromium - Hangouts, Zoom etc.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
---
arch/arm64/boot/dts/qcom/qrb5165-rb5-vision-mezzanine.dtso | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5-vision-mezzanine.dtso b/arch/arm64/boot/dts/qcom/qrb5165-rb5-vision-mezzanine.dtso
index 5fe331923dd3cd31ff2be047a2228e1c4104e80e..ae256c713a36078afdadc67193f381a19ea8e5d3 100644
--- a/arch/arm64/boot/dts/qcom/qrb5165-rb5-vision-mezzanine.dtso
+++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5-vision-mezzanine.dtso
@@ -9,6 +9,17 @@
#include <dt-bindings/clock/qcom,camcc-sm8250.h>
#include <dt-bindings/gpio/gpio.h>
+/ {
+ reserved-memory {
+ linux,cma {
+ compatible = "shared-dma-pool";
+ size = <0x0 0x8000000>;
+ reusable;
+ linux,cma-default;
+ };
+ };
+};
+
&camcc {
status = "okay";
};
--
2.47.0
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