linux-kernel - [PATCH v9 1/2] dt-bindings: clock: mediatek,mt7621-sysc: add '#reset-cells' property

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Message-Id: <20220210094859.927868-2-sergio.paracuellos@gmail.com>
Date:   Thu, 10 Feb 2022 10:48:58 +0100
From:   Sergio Paracuellos <sergio.paracuellos@...il.com>
To:     linux-clk@...r.kernel.org
Cc:     john@...ozen.org, linux-staging@...ts.linux.dev,
        gregkh@...uxfoundation.org, neil@...wn.name,
        p.zabel@...gutronix.de, linux-kernel@...r.kernel.org,
        sboyd@...nel.org, Rob Herring <robh@...nel.org>
Subject: [PATCH v9 1/2] dt-bindings: clock: mediatek,mt7621-sysc: add '#reset-cells' property

Make system controller a reset provider for all the peripherals in the
MT7621 SoC adding '#reset-cells' property.

Acked-by: Rob Herring <robh@...nel.org>
Acked-by: Stephen Boyd <sboyd@...nel.org>
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@...il.com>
---
 .../bindings/clock/mediatek,mt7621-sysc.yaml         | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/mediatek,mt7621-sysc.yaml b/Documentation/devicetree/bindings/clock/mediatek,mt7621-sysc.yaml
index 915f84efd763..0c0b0ae5e2ac 100644
--- a/Documentation/devicetree/bindings/clock/mediatek,mt7621-sysc.yaml
+++ b/Documentation/devicetree/bindings/clock/mediatek,mt7621-sysc.yaml
@@ -22,6 +22,11 @@ description: |
 
   The clocks are provided inside a system controller node.
 
+  This node is also a reset provider for all the peripherals.
+
+  Reset related bits are defined in:
+  [2]: <include/dt-bindings/reset/mt7621-reset.h>.
+
 properties:
   compatible:
     items:
@@ -37,6 +42,12 @@ properties:
       clocks.
     const: 1
 
+  "#reset-cells":
+    description:
+      The first cell indicates the reset bit within the register, see
+      [2] for available resets.
+    const: 1
+
   ralink,memctl:
     $ref: /schemas/types.yaml#/definitions/phandle
     description:
@@ -61,6 +72,7 @@ examples:
       compatible = "mediatek,mt7621-sysc", "syscon";
       reg = <0x0 0x100>;
       #clock-cells = <1>;
+      #reset-cells = <1>;
       ralink,memctl = <&memc>;
       clock-output-names = "xtal", "cpu", "bus",
                            "50m", "125m", "150m",
-- 
2.25.1