* [PATCH v3] arm64: dts: qcom: ipq8074: add the reserved-memory node
@ 2022-01-24 15:05 Kathiravan T
0 siblings, 0 replies; only message in thread
From: Kathiravan T @ 2022-01-24 15:05 UTC (permalink / raw)
To: agross, bjorn.andersson, robh+dt, linux-arm-msm, devicetree,
linux-kernel
Cc: Kathiravan T
4MB of memory is needed for TZ. So mark that region as reserved
appropriately.
Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com>
---
Changes since v2:
* Rebased on top of v5.17-rc1
* Reworded the commit message and title
Changes since v1:
* Fixed the commit title
arch/arm64/boot/dts/qcom/ipq8074.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index e6cc261201ef..26ba7ce9222c 100644
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -82,6 +82,17 @@
};
};
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ memory@4ac00000 {
+ no-map;
+ reg = <0x0 0x4ac00000 0x0 0x00400000>;
+ };
+ };
+
soc: soc {
#address-cells = <0x1>;
#size-cells = <0x1>;
--
2.7.4
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2022-01-24 15:06 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-01-24 15:05 [PATCH v3] arm64: dts: qcom: ipq8074: add the reserved-memory node Kathiravan T
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.