From patchwork Tue Oct 13 08:52:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 11835211 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E5366109B for ; Tue, 13 Oct 2020 08:52:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1CAD22248 for ; Tue, 13 Oct 2020 08:52:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="WBkDfm0v" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404087AbgJMIwT (ORCPT ); Tue, 13 Oct 2020 04:52:19 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:55216 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2404061AbgJMIwT (ORCPT ); Tue, 13 Oct 2020 04:52:19 -0400 X-UUID: 0c2c707e9ae0450d8da8f4053a9bbe67-20201013 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=kPgVdXBZ16Sy3Bxw0HZy/Shb4t40QqjafhGAyV7TOcM=; b=WBkDfm0vDsC45QDWtjB4XbDsy5L0wYTmixVcVJfMQFGH0YerE+tzAZsy/p4QnNmCFM+PvuuFbJUUk4nSDsMHwdTF+Db3Y3ePhZWeuck17ZW4l60LFUTHFQ4x3DdcIcf2aERwbnQicke3/QP6N37NXwYpZZAvE1JwXsOhcmq9b50=; X-UUID: 0c2c707e9ae0450d8da8f4053a9bbe67-20201013 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1239599055; Tue, 13 Oct 2020 16:52:13 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Oct 2020 16:52:12 +0800 Received: from mtkslt301.mediatek.inc (10.21.14.114) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 13 Oct 2020 16:52:12 +0800 From: Chunfeng Yun To: Rob Herring CC: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Chunfeng Yun , Kishon Vijay Abraham I , Vinod Koul , Matthias Brugger , Greg Kroah-Hartman , Mauro Carvalho Chehab , "David S . Miller" , CK Hu , Stanley Chu , Min Guo , , , , , , Subject: [PATCH v2 4/8] dt-bindings: phy: convert HDMI PHY binding to YAML schema Date: Tue, 13 Oct 2020 16:52:03 +0800 Message-ID: <20201013085207.17749-4-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201013085207.17749-1-chunfeng.yun@mediatek.com> References: <20201013085207.17749-1-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Convert HDMI PHY binding to YAML schema mediatek,ufs-phy.yaml Signed-off-by: Chunfeng Yun Reviewed-by: Rob Herring --- v2: fix binding check warning of reg in example --- .../display/mediatek/mediatek,hdmi.txt | 17 +--- .../bindings/phy/mediatek,hdmi-phy.yaml | 90 +++++++++++++++++++ 2 files changed, 91 insertions(+), 16 deletions(-) create mode 100644 Documentation/devicetree/bindings/phy/mediatek,hdmi-phy.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.txt index 7b124242b0c5..edac18951a75 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,hdmi.txt @@ -50,22 +50,7 @@ Required properties: HDMI PHY ======== - -The HDMI PHY serializes the HDMI encoder's three channel 10-bit parallel -output and drives the HDMI pads. - -Required properties: -- compatible: "mediatek,-hdmi-phy" -- reg: Physical base address and length of the module's registers -- clocks: PLL reference clock -- clock-names: must contain "pll_ref" -- clock-output-names: must be "hdmitx_dig_cts" on mt8173 -- #phy-cells: must be <0> -- #clock-cells: must be <0> - -Optional properties: -- mediatek,ibias: TX DRV bias current for <1.65Gbps, defaults to 0xa -- mediatek,ibias_up: TX DRV bias current for >1.65Gbps, defaults to 0x1c +See phy/mediatek,hdmi-phy.yaml Example: diff --git a/Documentation/devicetree/bindings/phy/mediatek,hdmi-phy.yaml b/Documentation/devicetree/bindings/phy/mediatek,hdmi-phy.yaml new file mode 100644 index 000000000000..77df50204606 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/mediatek,hdmi-phy.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (c) 2020 MediaTek +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/mediatek,hdmi-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek High Definition Multimedia Interface (HDMI) PHY binding + +maintainers: + - CK Hu + - Chunfeng Yun + +description: | + The HDMI PHY serializes the HDMI encoder's three channel 10-bit parallel + output and drives the HDMI pads. + +properties: + $nodename: + pattern: "^hdmi-phy@[0-9a-f]+$" + + compatible: + enum: + - mediatek,mt2701-hdmi-phy + - mediatek,mt8173-hdmi-phy + + reg: + maxItems: 1 + + clocks: + items: + - description: PLL reference clock + + clock-names: + items: + - const: pll_ref + + clock-output-names: + items: + - const: hdmitx_dig_cts + + "#phy-cells": + const: 0 + + "#clock-cells": + const: 0 + + mediatek,ibias: + description: + TX DRV bias current for < 1.65Gbps + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 63 + default: 0xa + + mediatek,ibias_up: + description: + TX DRV bias current for >= 1.65Gbps + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 63 + default: 0x1c + +required: + - compatible + - reg + - clocks + - clock-names + - clock-output-names + - "#phy-cells" + - "#clock-cells" + +additionalProperties: false + +examples: + - | + #include + hdmi_phy: hdmi-phy@10209100 { + compatible = "mediatek,mt8173-hdmi-phy"; + reg = <0x10209100 0x24>; + clocks = <&apmixedsys CLK_APMIXED_HDMI_REF>; + clock-names = "pll_ref"; + clock-output-names = "hdmitx_dig_cts"; + mediatek,ibias = <0xa>; + mediatek,ibias_up = <0x1c>; + #clock-cells = <0>; + #phy-cells = <0>; + }; + +...