linux-kernel - [PATCH] dt-bindings: interconnect: samsung,exynos-bus: allow opp-table

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Message-Id: <20230125090849.122189-1-krzysztof.kozlowski@linaro.org>
Date:   Wed, 25 Jan 2023 10:08:49 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Chanwoo Choi <cw00.choi@...sung.com>,
        Georgi Djakov <djakov@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH] dt-bindings: interconnect: samsung,exynos-bus: allow opp-table

The opp-table can be located in the exynos-bus node which uses it, so
allow such child node.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 .../interconnect/samsung,exynos-bus.yaml      | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Documentation/devicetree/bindings/interconnect/samsung,exynos-bus.yaml b/Documentation/devicetree/bindings/interconnect/samsung,exynos-bus.yaml
index ad9ed596dfef..5e26e48c7217 100644
--- a/Documentation/devicetree/bindings/interconnect/samsung,exynos-bus.yaml
+++ b/Documentation/devicetree/bindings/interconnect/samsung,exynos-bus.yaml
@@ -196,6 +196,8 @@ properties:
     maxItems: 2
 
   operating-points-v2: true
+  opp-table:
+    type: object
 
   samsung,data-clock-ratio:
     $ref: /schemas/types.yaml#/definitions/uint32
@@ -227,6 +229,31 @@ examples:
         operating-points-v2 = <&bus_dmc_opp_table>;
         devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
         vdd-supply = <&buck1_reg>;
+
+        bus_dmc_opp_table: opp-table {
+            compatible = "operating-points-v2";
+
+            opp-50000000 {
+                opp-hz = /bits/ 64 <50000000>;
+                opp-microvolt = <800000>;
+            };
+            opp-100000000 {
+                opp-hz = /bits/ 64 <100000000>;
+                opp-microvolt = <800000>;
+            };
+            opp-134000000 {
+                opp-hz = /bits/ 64 <134000000>;
+                opp-microvolt = <800000>;
+            };
+            opp-200000000 {
+                opp-hz = /bits/ 64 <200000000>;
+                opp-microvolt = <825000>;
+            };
+            opp-400000000 {
+                opp-hz = /bits/ 64 <400000000>;
+                opp-microvolt = <875000>;
+            };
+        };
     };
 
     ppmu_dmc0: ppmu@...a0000 {
-- 
2.34.1