linux-kernel - [PATCH v4 2/8] media: dt-bindings: cadence-csi2rx: Add resets property

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Message-ID: <20230413035541.62129-3-jack.zhu@starfivetech.com>
Date:   Thu, 13 Apr 2023 11:55:35 +0800
From:   Jack Zhu <jack.zhu@...rfivetech.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        "Todor Tomov" <todor.too@...il.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Laurent Pinchart" <laurent.pinchart@...asonboard.com>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Eugen Hristev <eugen.hristev@...labora.com>
CC:     <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <jack.zhu@...rfivetech.com>,
        <changhuang.liang@...rfivetech.com>
Subject: [PATCH v4 2/8] media: dt-bindings: cadence-csi2rx: Add resets property

Add resets property for Cadence MIPI-CSI2 RX controller

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Jack Zhu <jack.zhu@...rfivetech.com>
---
 .../bindings/media/cdns,csi2rx.yaml           | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
index aba1191b3e77..30a335b10762 100644
--- a/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
+++ b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
@@ -41,6 +41,24 @@ properties:
       - const: pixel_if2_clk
       - const: pixel_if3_clk
 
+  resets:
+    items:
+      - description: CSI2Rx system reset
+      - description: Gated Register bank reset for APB interface
+      - description: pixel reset for Stream interface 0
+      - description: pixel reset for Stream interface 1
+      - description: pixel reset for Stream interface 2
+      - description: pixel reset for Stream interface 3
+
+  reset-names:
+    items:
+      - const: sys
+      - const: reg_bank
+      - const: pixel_if0
+      - const: pixel_if1
+      - const: pixel_if2
+      - const: pixel_if3
+
   phys:
     maxItems: 1
     description: MIPI D-PHY
@@ -123,6 +141,12 @@ examples:
         clock-names = "sys_clk", "p_clk",
                       "pixel_if0_clk", "pixel_if1_clk",
                       "pixel_if2_clk", "pixel_if3_clk";
+        resets = <&bytereset 9>, <&bytereset 4>,
+                 <&corereset 5>, <&corereset 6>,
+                 <&corereset 7>, <&corereset 8>;
+        reset-names = "sys", "reg_bank",
+                      "pixel_if0", "pixel_if1",
+                      "pixel_if2", "pixel_if3";
         phys = <&csi_phy>;
         phy-names = "dphy";
 
-- 
2.34.1