From patchwork Mon Dec 9 20:02:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shreeya Patel X-Patchwork-Id: 13900364 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2FF55E7717D for ; Mon, 9 Dec 2024 20:04:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NRz9OTMGnwlJVqlv9bDUSem53lf1WuTdqRS0rBwuDSE=; b=o+G4oEBsdgC+rszwRrti3t14Z3 006ku/k8syisgPHUnxVyRnwHuFWZQlT4xkneYzVh54zhbojLsspMACYWC9l8MvicoVVWgUYmm6ikW b0wraS/UcfnAJ1NKQjzvW3X/Z6ima2GbXehh2OpMreNNTeo7eWftm9iVpAyRTlKmtTXtpLjChMfpP PtmhmMoeY/xrYfZmHaIZo7984hGbb//nUn4PjhqvrZC4KGEnKSFUbChDeZ+UaJHeaC0EXq21Vy7Rk monNwsjNss1DeqLCEDZd7rMShWfKndCwCcRjmduw+2fEtfdWqTKwIsk2Ae5gJ/I/D8KFq7gKQijzm Y1HGr7cQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tKjzK-000000097yZ-1D1G; Mon, 09 Dec 2024 20:04:14 +0000 Received: from a7-50.smtp-out.eu-west-1.amazonses.com ([54.240.7.50]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tKjxY-000000097Wv-2ZFH; Mon, 09 Dec 2024 20:02:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=bc7lryepznv65m6r2ewkpoafjt4fiq42; d=collabora.com; t=1733774541; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=JsSMDgrRsjlUEEBw4cfo3sBgrN48B3LbiFcqeflM+UM=; b=PLlDMjkC0EXjsVlC7M/fxz4B8qwL5UCKDllRfkrhl+hh8BbbZU6oJLAErz4y1TAm NChrdARbcAnIVeHBxwiWLFNaTMcMOl6wok4nbCffp1rtUgbYryHDAay86JtM3oAoApu NnRPZZXdgwuAo9GpytvPDkzfKU3QEthrGys2rrCZbsi3ommBS65XIPXBehnRakGbHcE Y62PccoTgAJFW0kheR3qzCMzy4zt0Yh/RS5OI34SRJc+JwAskT//C/+G2BDaowZ5u3f WTOwSSejB9DZGMuEDKubYwXzBY+ab32vGM4NJ+7dKJCT6VuZPYBYx5zQRtXZKMVAsaO IwixwqydZg== DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=uku4taia5b5tsbglxyj6zym32efj7xqv; d=amazonses.com; t=1733774541; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Feedback-ID; bh=JsSMDgrRsjlUEEBw4cfo3sBgrN48B3LbiFcqeflM+UM=; b=F9U9iggn0bEokKzDmR4dymxtQN1I69WfZkf8Sj2Wr2KVhy0t2vKghopzXCRw82Ck P60ErsyaEQkER6yw7QLavQHFnkPzWizel0X4SnDLqggKERtVN1frFj0Df20cknOywfp ct4b4GkyKBj+e/UkzIAlv9gO4IaABjMo00srghiQ= From: Shreeya Patel To: heiko@sntech.de, mchehab@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, p.zabel@pengutronix.de, jose.abreu@synopsys.com, nelson.costa@synopsys.com, shawn.wen@rock-chips.com, nicolas.dufresne@collabora.com, hverkuil@xs4all.nl, hverkuil-cisco@xs4all.nl Cc: kernel@collabora.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, shreeya.patel@collabora.com, dmitry.osipenko@collabora.com, Sebastian Reichel , AngeloGioacchino Del Regno Subject: [PATCH v5 2/4] dt-bindings: media: Document bindings for HDMI RX Controller Date: Mon, 9 Dec 2024 20:02:21 +0000 Message-ID: <01020193ad040150-e0cf3371-115b-469e-840e-4fa97af5b207-000000@eu-west-1.amazonses.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20241209200120.3228643-1-shreeya.patel@collabora.com> References: <20241209200120.3228643-1-shreeya.patel@collabora.com> MIME-Version: 1.0 Feedback-ID: ::1.eu-west-1.YpP9ZbxnARFfy3Cb5pfsLd/pdsXBCNK0KEM7HforL4k=:AmazonSES X-SES-Outgoing: 2024.12.09-54.240.7.50 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241209_120224_788157_A93E2F1E X-CRM114-Status: GOOD ( 13.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Document bindings for the Synopsys DesignWare HDMI RX Controller. Reviewed-by: Sebastian Reichel Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Rob Herring Reviewed-by: Dmitry Osipenko Signed-off-by: Shreeya Patel --- Changes in v5 :- - Correct the interrupt IRQ number Changes in v4 :- - No change Changes in v3 :- - Rename hdmirx_cma to hdmi_receiver_cma - Add a Reviewed-by tag Changes in v2 :- - Add a description for the hardware - Rename resets, vo1 grf and HPD properties - Add a proper description for grf and vo1-grf phandles - Rename the HDMI Input node name to hdmi-receiver - Improve the subject line - Include gpio header file in example to fix dt_binding_check failure .../bindings/media/snps,dw-hdmi-rx.yaml | 132 ++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml diff --git a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml new file mode 100644 index 000000000000..510e94e9ca3a --- /dev/null +++ b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml @@ -0,0 +1,132 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Device Tree bindings for Synopsys DesignWare HDMI RX Controller + +--- +$id: http://devicetree.org/schemas/media/snps,dw-hdmi-rx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys DesignWare HDMI RX Controller + +maintainers: + - Shreeya Patel + +description: + Synopsys DesignWare HDMI Input Controller preset on RK3588 SoCs + allowing devices to receive and decode high-resolution video streams + from external sources like media players, cameras, laptops, etc. + +properties: + compatible: + items: + - const: rockchip,rk3588-hdmirx-ctrler + - const: snps,dw-hdmi-rx + + reg: + maxItems: 1 + + interrupts: + maxItems: 3 + + interrupt-names: + items: + - const: cec + - const: hdmi + - const: dma + + clocks: + maxItems: 7 + + clock-names: + items: + - const: aclk + - const: audio + - const: cr_para + - const: pclk + - const: ref + - const: hclk_s_hdmirx + - const: hclk_vo1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 4 + + reset-names: + items: + - const: axi + - const: apb + - const: ref + - const: biu + + memory-region: + maxItems: 1 + + hpd-gpios: + description: GPIO specifier for HPD. + maxItems: 1 + + rockchip,grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle of the syscon node for the general register file + containing HDMIRX PHY status bits. + + rockchip,vo1-grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle of the syscon node for the Video Output GRF register + to enable EDID transfer through SDAIN and SCLIN. + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + - resets + - pinctrl-0 + - hpd-gpios + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + #include + #include + hdmi_receiver: hdmi-receiver@fdee0000 { + compatible = "rockchip,rk3588-hdmirx-ctrler", "snps,dw-hdmi-rx"; + reg = <0xfdee0000 0x6000>; + interrupts = , + , + ; + interrupt-names = "cec", "hdmi", "dma"; + clocks = <&cru ACLK_HDMIRX>, + <&cru CLK_HDMIRX_AUD>, + <&cru CLK_CR_PARA>, + <&cru PCLK_HDMIRX>, + <&cru CLK_HDMIRX_REF>, + <&cru PCLK_S_HDMIRX>, + <&cru HCLK_VO1>; + clock-names = "aclk", + "audio", + "cr_para", + "pclk", + "ref", + "hclk_s_hdmirx", + "hclk_vo1"; + power-domains = <&power RK3588_PD_VO1>; + resets = <&cru SRST_A_HDMIRX>, <&cru SRST_P_HDMIRX>, + <&cru SRST_HDMIRX_REF>, <&cru SRST_A_HDMIRX_BIU>; + reset-names = "axi", "apb", "ref", "biu"; + memory-region = <&hdmi_receiver_cma>; + pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_5v_detection>; + pinctrl-names = "default"; + hpd-gpios = <&gpio1 22 GPIO_ACTIVE_LOW>; + };