From patchwork Wed Feb  2 16:31:17 2022
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: "H. Nikolaus Schaller" <hns@goldelico.com>
X-Patchwork-Id: 539436
Return-Path: <devicetree-owner@kernel.org>
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
 aws-us-west-2-korg-lkml-1.web.codeaurora.org
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
 by smtp.lore.kernel.org (Postfix) with ESMTP id 8571DC4332F
 for <linux-devicetree@archiver.kernel.org>;
 Wed,  2 Feb 2022 16:31:37 +0000 (UTC)
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
 id S1345854AbiBBQbf (ORCPT
 <rfc822;linux-devicetree@archiver.kernel.org>);
 Wed, 2 Feb 2022 11:31:35 -0500
Received: from mo4-p03-ob.smtp.rzone.de ([85.215.255.102]:40469 "EHLO
 mo4-p03-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
 with ESMTP id S1345845AbiBBQbf (ORCPT
 <rfc822;devicetree@vger.kernel.org>); Wed, 2 Feb 2022 11:31:35 -0500
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1643819487;
 s=strato-dkim-0002; d=goldelico.com;
 h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Cc:Date:
 From:Subject:Sender;
 bh=EIP45SXhh3w3v5mNhr2JpsX76t9YKejm6z/VSDDKZlU=;
 b=tS3pPIO4IMNnxEwSERqz7HVPouAqbgWJoFEhUFjJGXMiAOKmrzgwb+kLgHJa8ZJk7s
 4gJ68ZbzNJfe2A9FirpdhZ5KGwpiuqsT7d18eZElR3iIXrGlr6bUcB2APsV1ebFwyvZ/
 BuIG4MoHDDfvWB/zDZHG757GpLzhL1gW36cuqKxu38xZCfR9GX633BM+suPx7PFwOXwk
 5CK+SfZxDM72v4CtNbBVkEZHta6kvUSlCcuLFMHVe/6dqxt/aSUmfGZPJJEAJNwCLtdo
 gn7qi/0yQURsC9SXsgk5G2jXeGj4yE9Asj8eXsT2Xs1zjOwOm3R0iHb/KA+M8fpP1zDn
 mAAQ==
Authentication-Results: strato.com;
    dkim=none
X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMhflhwDubTJ9o1OAA2UMf2MwPVbjc9Y="
X-RZG-CLASS-ID: mo00
Received: from iMac.fritz.box by smtp.strato.de (RZmta 47.39.0 DYNA|AUTH)
 with ESMTPSA id L29417y12GVQBmn
 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits))
 (Client did not present a certificate);
 Wed, 2 Feb 2022 17:31:26 +0100 (CET)
From: "H. Nikolaus Schaller" <hns@goldelico.com>
To: Paul Cercueil <paul@crapouillou.net>, Rob Herring <robh+dt@kernel.org>,
 Mark Rutland <mark.rutland@arm.com>,
 Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
 "H. Nikolaus Schaller" <hns@goldelico.com>,
 Geert Uytterhoeven <geert+renesas@glider.be>,
 Kees Cook <keescook@chromium.org>,
 "Eric W. Biederman" <ebiederm@xmission.com>,
 Miquel Raynal <miquel.raynal@bootlin.com>, David Airlie <airlied@linux.ie>,
 Daniel Vetter <daniel@ffwll.ch>, Neil Armstrong <narmstrong@baylibre.com>,
 Robert Foss <robert.foss@linaro.org>,
 Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
 Jernej Skrabec <jernej.skrabec@gmail.com>,
 Harry Wentland <harry.wentland@amd.com>, Sam Ravnborg <sam@ravnborg.org>,
 Maxime Ripard <maxime@cerno.tech>, Hans Verkuil <hverkuil-cisco@xs4all.nl>,
 Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>,
 Paul Boddie <paul@boddie.org.uk>, Andrzej Hajda <andrzej.hajda@intel.com>,
 Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Cc: devicetree@vger.kernel.org, linux-mips@vger.kernel.org,
 linux-kernel@vger.kernel.org, letux-kernel@openphoenux.org,
 Jonas Karlman <jonas@kwiboo.se>,
 dri-devel@lists.freedesktop.org, Rob Herring <robh@kernel.org>
Subject: [PATCH v13 3/9] dt-bindings: display: Add ingenic,jz4780-dw-hdmi DT
 Schema
Date: Wed,  2 Feb 2022 17:31:17 +0100
Message-Id: <17cf71907dd057d6b4728e5a37d2f805e7d0479b.1643819482.git.hns@goldelico.com>
X-Mailer: git-send-email 2.33.0
In-Reply-To: <cover.1643819482.git.hns@goldelico.com>
References: <cover.1643819482.git.hns@goldelico.com>
MIME-Version: 1.0
Precedence: bulk
List-ID: <devicetree.vger.kernel.org>
X-Mailing-List: devicetree@vger.kernel.org

From: Sam Ravnborg <sam@ravnborg.org>

Add DT bindings for the hdmi driver for the Ingenic JZ4780 SoC.
Based on .txt binding from Zubair Lutfullah Kakakhel

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../display/bridge/ingenic,jz4780-hdmi.yaml   | 82 +++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml
new file mode 100644
index 0000000000000..b8219eab4475a
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/ingenic,jz4780-hdmi.yaml
@@ -0,0 +1,82 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/ingenic,jz4780-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Ingenic JZ4780 HDMI Transmitter
+
+maintainers:
+  - H. Nikolaus Schaller <hns@goldelico.com>
+
+description: |
+  The HDMI Transmitter in the Ingenic JZ4780 is a Synopsys DesignWare HDMI 1.4
+  TX controller IP with accompanying PHY IP.
+
+allOf:
+  - $ref: synopsys,dw-hdmi.yaml#
+
+properties:
+  compatible:
+    const: ingenic,jz4780-dw-hdmi
+
+  reg-io-width:
+    const: 4
+
+  clocks:
+    maxItems: 2
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Input from LCD controller output.
+
+      port@1:
+        $ref: /schemas/graph.yaml#/properties/port
+        description: Link to the HDMI connector.
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - ports
+  - reg-io-width
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
+
+    hdmi: hdmi@10180000 {
+        compatible = "ingenic,jz4780-dw-hdmi";
+        reg = <0x10180000 0x8000>;
+        reg-io-width = <4>;
+        ddc-i2c-bus = <&i2c4>;
+        interrupt-parent = <&intc>;
+        interrupts = <3>;
+        clocks = <&cgu JZ4780_CLK_AHB0>, <&cgu JZ4780_CLK_HDMI>;
+        clock-names = "iahb", "isfr";
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+            hdmi_in: port@0 {
+                reg = <0>;
+                dw_hdmi_in: endpoint {
+                    remote-endpoint = <&jz4780_lcd_out>;
+                };
+            };
+            hdmi_out: port@1 {
+                reg = <1>;
+                dw_hdmi_out: endpoint {
+                    remote-endpoint = <&hdmi_con>;
+                };
+            };
+        };
+    };
+
+...