linux-kernel - [PATCH v1 01/29] dt-bindings: memory: tegra20: mc: Document new interconnect property

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Message-Id: <20191118200247.3567-2-digetx@gmail.com>
Date:   Mon, 18 Nov 2019 23:02:19 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org
Subject: [PATCH v1 01/29] dt-bindings: memory: tegra20: mc: Document new interconnect property

Memory controller is interconnected with memory clients and with the
external memory controller. Document new interconnect property which
designates memory controller as interconnect provider.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 .../bindings/memory-controllers/nvidia,tegra20-mc.txt         | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
index e55328237df4..b0765d5cb124 100644
--- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt
@@ -16,6 +16,9 @@ Required properties:
   IOMMU specifier needed to encode an address. GART supports only a single
   address space that is shared by all devices, therefore no additional
   information needed for the address encoding.
+- #interconnect-cells : Should be 1. This cell represents memory client
+  interconnect. The assignments may be found in header file
+  <dt-bindings/interconnect/tegra-icc.h>.
 
 Example:
 	mc: memory-controller@...0f000 {
@@ -27,6 +30,7 @@ Example:
 		interrupts = <GIC_SPI 77 0x04>;
 		#reset-cells = <1>;
 		#iommu-cells = <0>;
+		#interconnect-cells = <1>;
 	};
 
 	video-codec@...1a000 {
-- 
2.23.0