From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 111D2C43217 for ; Mon, 11 Oct 2021 09:46:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B2E3960F43 for ; Mon, 11 Oct 2021 09:46:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org B2E3960F43 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 143A06E454; Mon, 11 Oct 2021 09:46:36 +0000 (UTC) Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com [IPv6:2a00:1450:4864:20::42e]) by gabe.freedesktop.org (Postfix) with ESMTPS id A291A89FE8 for ; Mon, 11 Oct 2021 09:46:33 +0000 (UTC) Received: by mail-wr1-x42e.google.com with SMTP id t2so54180906wrb.8 for ; Mon, 11 Oct 2021 02:46:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=2EEEytKyiHl9MpK92vctIYCtuI6jVdoVhBUl4pU7DhM=; b=7QmUw9oUjeAXQ+N4EGb7qUEi7igSPAWW7qJ42AeU3ZI8za+ANUSgJh3Xv1hfT4IXT4 5pP/KUCQYJF543uBLE2kDaMGxjkLyDn21Okir7Q/O2tQNWdvFDAL7tWKk9ixihm6ie/a +uwsStaPyh2DbVnn5FzFE4YxYAWNEPMIr/Drr+o/UICJVlo0iCDp5v8RlF1tmCn2I/Ip y6fXyfIpliplrJrnSwG+NcGHbn53x9L8YBCygcwEBpFEFOKyC3/SB9BjmjSEt49Nm04h 27vxc9r7BRfhAKVy3QeJcYBv2TD7KksKYwcweVu0iffHTIh0nHTMZEgFOQg1bIqCh2f7 5ysw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=2EEEytKyiHl9MpK92vctIYCtuI6jVdoVhBUl4pU7DhM=; b=rKESEveOt4v97tkSGCNyG4GHsPr/YHXxC7kO9f1cw4v5uAJgAIWkisjJrbAWanAk+E lQEDVkdQWoxPNPNW+TyD0Pkk/+ldoxqK1NdkDLMBGdCo3hfcPOcoAPbCISWLIgPRwvUk sx4yb7uGfnnuWmrdAm2KOO8k14pemBqIE8o5QdgNJR9MJSTAop6WPNTvh2R0TZjZE0oJ g0ixRET6jxxvzcEyo0ULP1M1Imeg05JexycpVnQx+qdWnqNUVd+RfpKMUCPNETs7gYCy LlhzpmdidZ5VwNUAeP3lV4Ya1QNzMyd7/BXZKbZnl5lhKRF5rK9k6PruoRIUmI4kheSR zTZg== X-Gm-Message-State: AOAM5310wa4OQLD5hb3Uujmf/2SPYTASKbOJBGxCMKr3AdoEbO7kBOk4 fnTBFmKBvUDeksp4v93qH4K0WA== X-Google-Smtp-Source: ABdhPJy49jJmzwFQTvOOSCXErrx4sl47Ylj9R8HPx2KuflIOgsK25MWAhOfYiIYYCyLv+vTPAMKitg== X-Received: by 2002:a05:6000:1689:: with SMTP id y9mr23685780wrd.52.1633945591821; Mon, 11 Oct 2021 02:46:31 -0700 (PDT) Received: from blmsp.lan ([2a02:2454:3e6:c900::97e]) by smtp.gmail.com with ESMTPSA id o8sm21349291wme.38.2021.10.11.02.46.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Oct 2021 02:46:31 -0700 (PDT) From: Markus Schneider-Pargmann To: Chun-Kuang Hu , Philipp Zabel , Rob Herring , Vinod Koul Cc: Sam Ravnborg , dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, Markus Schneider-Pargmann Subject: [PATCH v4 2/7] dt-bindings: mediatek,dp: Add Display Port binding Date: Mon, 11 Oct 2021 11:46:19 +0200 Message-Id: <20211011094624.3416029-3-msp@baylibre.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211011094624.3416029-1-msp@baylibre.com> References: <20211011094624.3416029-1-msp@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This controller is present on several mediatek hardware. Currently mt8195 and mt8395 have this controller without a functional difference, so only one compatible field is added. The controller can have two forms, as a normal display port and as an embedded display port. Signed-off-by: Markus Schneider-Pargmann --- .../display/mediatek/mediatek,dp.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml new file mode 100644 index 000000000000..f7a35962c23b --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek Display Port Controller + +maintainers: + - CK Hu + - Jitao shi + +description: | + Device tree bindings for the Mediatek (embedded) Display Port controller + present on some Mediatek SoCs. + +properties: + compatible: + enum: + - mediatek,mt8195-edp_tx + - mediatek,mt8195-dp_tx + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: faxi clock + + clock-names: + items: + - const: faxi + + power-domains: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/ports + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Input endpoint of the controller, usually dp_intf + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Output endpoint of the controller + +required: + - compatible + - reg + - interrupts + - ports + +additionalProperties: false + +examples: + - | + #include + #include + dp_tx: edp_tx@1c500000 { + compatible = "mediatek,mt8195-edp_tx"; + reg = <0 0x1c500000 0 0x8000>; + interrupts = ; + power-domains = <&spm MT8195_POWER_DOMAIN_EPD_TX>; + pinctrl-names = "default"; + pinctrl-0 = <&edp_pin>; + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + edp_in: endpoint { + remote-endpoint = <&dp_intf0_out>; + }; + }; + port@1 { + reg = <1>; + edp_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; -- 2.33.0