linux-kernel - [Patch v4 02/10] arm64: tegra: add bpmp ref in tegra234-mc node

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Date:   Mon, 27 Mar 2023 21:44:18 +0530
From:   Sumit Gupta <sumitg@...dia.com>
To:     <treding@...dia.com>, <krzysztof.kozlowski@...aro.org>,
        <dmitry.osipenko@...labora.com>, <viresh.kumar@...aro.org>,
        <rafael@...nel.org>, <jonathanh@...dia.com>, <robh+dt@...nel.org>,
        <lpieralisi@...nel.org>
CC:     <linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-pm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-pci@...r.kernel.org>, <mmaddireddy@...dia.com>,
        <kw@...ux.com>, <bhelgaas@...gle.com>, <vidyas@...dia.com>,
        <sanjayc@...dia.com>, <ksitaraman@...dia.com>, <ishah@...dia.com>,
        <bbasu@...dia.com>, <sumitg@...dia.com>
Subject: [Patch v4 02/10] arm64: tegra: add bpmp ref in tegra234-mc node

Add the "nvidia,bpmp" property within the "memory-controller" node
to reference BPMP node. This is needed by the MC driver to pass
the client info to the BPMP-FW when memory interconnect support is
available.

Signed-off-by: Sumit Gupta <sumitg@...dia.com>
---
 arch/arm64/boot/dts/nvidia/tegra234.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 959d659dd5cd..348113b4928a 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -656,6 +656,8 @@
 			 */
 			dma-ranges = <0x0 0x0 0x0 0x0 0x80 0x0>;
 
+			nvidia,bpmp = <&bpmp>;
+
 			emc: external-memory-controller@...0000 {
 				compatible = "nvidia,tegra234-emc";
 				reg = <0x0 0x02c60000 0x0 0x90000>,
-- 
2.17.1