linux-kernel - [PATCH v6 13/52] dt-bindings: memory: tegra124: emc: Document new interconnect property

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Message-Id: <20201025221735.3062-14-digetx@gmail.com>
Date:   Mon, 26 Oct 2020 01:16:56 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Georgi Djakov <georgi.djakov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Peter De Schrijver <pdeschrijver@...dia.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Mikko Perttunen <cyndis@...si.fi>,
        Viresh Kumar <vireshk@...nel.org>,
        Peter Geis <pgwipeout@...il.com>,
        Nicolas Chauvet <kwizart@...il.com>,
        Krzysztof Kozlowski <krzk@...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 v6 13/52] dt-bindings: memory: tegra124: emc: Document new interconnect property

External memory controller is interconnected with memory controller and
with external memory. Document new interconnect property which turns
External Memory Controller into interconnect provider.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 .../bindings/memory-controllers/nvidia,tegra124-emc.yaml   | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
index 278549f9e051..ac00832ceac1 100644
--- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
+++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml
@@ -29,6 +29,9 @@ properties:
     items:
       - const: emc
 
+  "#interconnect-cells":
+    const: 0
+
   nvidia,memory-controller:
     $ref: /schemas/types.yaml#/definitions/phandle
     description:
@@ -327,6 +330,7 @@ required:
   - clocks
   - clock-names
   - nvidia,memory-controller
+  - "#interconnect-cells"
 
 additionalProperties: false
 
@@ -345,6 +349,7 @@ examples:
 
         #iommu-cells = <1>;
         #reset-cells = <1>;
+        #interconnect-cells = <1>;
     };
 
     external-memory-controller@...1b000 {
@@ -355,6 +360,8 @@ examples:
 
         nvidia,memory-controller = <&mc>;
 
+        #interconnect-cells = <0>;
+
         emc-timings-0 {
             nvidia,ram-code = <3>;
 
-- 
2.27.0