From patchwork Sat Apr 15 10:46:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 13212471 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2BD70C77B71 for ; Sat, 15 Apr 2023 10:48:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230284AbjDOKsM (ORCPT ); Sat, 15 Apr 2023 06:48:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48466 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230143AbjDOKsE (ORCPT ); Sat, 15 Apr 2023 06:48:04 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 50FC8AF19; Sat, 15 Apr 2023 03:47:35 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id gc14so6756387ejc.5; Sat, 15 Apr 2023 03:47:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681555624; x=1684147624; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9pUd8DFQ/mMGaJuS7CXpgBKGgZF1BMCPB7h8W33HCwg=; b=n5tydzgrJ8BvqSB5++nyIu0SF8/YOb1MSjRmH8/IFtW5mQWsPuRdyIOra6V10T6FZV hGgTYwMF+lx8KLw1plktt251TOYSkKZ9vv5zpyJ8NQF1MJjbBbQA4mpO6bcHTyRnBRMm nS9OooZA+VKqtHhBWUP8wUwCmNH8wJhM/7icFMUGeecgrDfxtMBRJ58l5wAPAU3I3F4v T1xy306yEAhHINS82+ZJAiM9qUo2CN03M4jNl7fH2SsfQN8YfnvNJR4nx2PLNSpX4TUK g1Aeo04jMyInkcrxEsesYnIRVLdVKQOoC8/C5jvr1FocICGeaq03k4eS7wodptjJP17R NSEQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681555624; x=1684147624; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9pUd8DFQ/mMGaJuS7CXpgBKGgZF1BMCPB7h8W33HCwg=; b=Iix+PbmE3aXg8q9FzFjpGmg2yPMGXGV51xPA7YUDL5R0mXrzDX10BCASB43YV0yQIc WzVI4t7Xc5UvTZMnq9Ak/bzJms+EZWTPxZZMV4c2/urt1BgQ+kLD+dvCWda/KIzKH1FF 63AcFBepFKkWIzUhXbnBrfmAHeyctsc0PDJ2t5vX4lnfjxlQEqa5tphjgHA2tlcVLJ3l zlI4nvyy4l9pKv1NlXyrGJEcEZy+AmCh8/sRhdF8Irz/PMYT8erWeUcypQsjLWJrpEzL 743rV/Vf4A5hmwximYdflc3riwsU0jCC+9GeCfhALNLOxfXBXHDSmIuTRn9IJWHG6HhU bDdw== X-Gm-Message-State: AAQBX9cKHdgZhnYNbc4HudmmFzxD+CTFvzbE3xQHgv1qnshR7hubRG0k ySyyvPQbi9HTDtYwTejXweTAHsKsWNniz0W2 X-Google-Smtp-Source: AKy350aJNghSC5CfNyPgKkWXs0FMN8fkENsNCl8unVGCaGJStsvyvk7XtDGK5pCnk/0RAbSApiKWog== X-Received: by 2002:a17:906:2a45:b0:94f:1a23:2f1b with SMTP id k5-20020a1709062a4500b0094f1a232f1bmr1247720eje.24.1681555624222; Sat, 15 Apr 2023 03:47:04 -0700 (PDT) Received: from localhost.localdomain (82-149-1-233.dynamic.telemach.net. [82.149.1.233]) by smtp.gmail.com with ESMTPSA id m15-20020a170906720f00b00947ab65d932sm3607034ejk.83.2023.04.15.03.47.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Apr 2023 03:47:03 -0700 (PDT) From: Jernej Skrabec To: andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, wens@csie.org, samuel@sholland.org Cc: Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, airlied@gmail.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-media@vger.kernel.org, hverkuil-cisco@xs4all.nl, Jernej Skrabec Subject: [PATCH 1/3] dt-bindings: display: synopsys,dw-hdmi: Add property for disabling CEC Date: Sat, 15 Apr 2023 12:46:11 +0200 Message-Id: <20230415104613.61224-2-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230415104613.61224-1-jernej.skrabec@gmail.com> References: <20230415104613.61224-1-jernej.skrabec@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Even though some DW-HDMI controllers have perfectly usable HDMI-CEC implementation, some boards might prefer not to use it or even use software implementation instead. Add property for disabling CEC so driver doesn't expose unused CEC interface, if CEC pin isn't connected anywhere. Signed-off-by: Jernej Skrabec --- .../devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml index 4b7e54a8f037..624d32c024f6 100644 --- a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi.yaml @@ -48,6 +48,11 @@ properties: interrupts: maxItems: 1 + snps,disable-cec: + $ref: /schemas/types.yaml#/definitions/flag + description: + Disable HDMI-CEC. + additionalProperties: true ... From patchwork Sat Apr 15 10:46:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 13212472 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 725DAC77B79 for ; Sat, 15 Apr 2023 10:48:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230061AbjDOKsO (ORCPT ); Sat, 15 Apr 2023 06:48:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230152AbjDOKsF (ORCPT ); Sat, 15 Apr 2023 06:48:05 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EC8E6A72; Sat, 15 Apr 2023 03:47:36 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id xd13so17954212ejb.4; Sat, 15 Apr 2023 03:47:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681555625; x=1684147625; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=O04Ye2MzXp7QKEfSemVWElXkh5JGH4p8WqqP9d/MZSE=; b=QZ2NGevF4bpWez9gHLYQPb3kG98YPHW3Dxiczr4FnG7PJcfpWiPdmDcQOHTbP37dbF groLwOQ9YguDs/v1WdalPZoJz2XFoeEgSuj19V1VKwKqZE5EhYXEWh/zfw1v+9GRAPdj k+AevlVI1t361tdpOE77dqxw2u85ij0tefIDjWbrQimHCWj+Gavslz+V+A+2ZrO2X8Wt G1lY0wYGd8RYOIrCNRim9Ed4DFIVQ0u700KG/MF3AWBQjHH4nhE3GunEcp6emqfckeTy V8aRYSincLppnfKgTfGsBca13Kc07lCZR8nAI/dCyx/zlHxtGjd9iB3X7Foj2yi0sQru kxmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681555625; x=1684147625; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=O04Ye2MzXp7QKEfSemVWElXkh5JGH4p8WqqP9d/MZSE=; b=RF8WJHM7QeTmAF+QxzAWprf5hHexaNNeAW1ngybWXeEUIojKZAbW/cTqMZswqSzUWr 0yS6XmX19iutgkPcbbDHnZpn4Yru97kUdYvQL3KMdaKoiZCzN8c59CmsvlpMSPNv6N+v v8R40ABlqICyORIa2ngRNdFz4A3bUJQqRGfbkjeACMTQ/jDgGzMe0EV9mXOOql6ogmIo ME/+8UFk2aKHPe0iGNoT0oEGf10azTx+EiWD5b0ZaL0AzAo5+WXatBJMrodcyy2cryJ9 5+N5QnavPYsT5dhAn6JfM+B0ZGLjQ2/0ZsfcKRxSt1vc7m9n2zF+469BST3wFNZVpe5a 4Huw== X-Gm-Message-State: AAQBX9eiXj7Nvs81fKbxEbXFwyst+oqFj4Llp7FCGuyvG3sVBYukA9EQ yU2qIw62f2U5FQv2CT1VNA8= X-Google-Smtp-Source: AKy350bwZkPIK+M4puxUx9p8YTSxs9X8ypJVNYd5v62q6WmJKob3N+gncOYlcJY70GiMJz9RM8YuZw== X-Received: by 2002:a17:906:ad87:b0:94a:4b7a:9886 with SMTP id la7-20020a170906ad8700b0094a4b7a9886mr1727708ejb.12.1681555625592; Sat, 15 Apr 2023 03:47:05 -0700 (PDT) Received: from localhost.localdomain (82-149-1-233.dynamic.telemach.net. [82.149.1.233]) by smtp.gmail.com with ESMTPSA id m15-20020a170906720f00b00947ab65d932sm3607034ejk.83.2023.04.15.03.47.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Apr 2023 03:47:05 -0700 (PDT) From: Jernej Skrabec To: andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, wens@csie.org, samuel@sholland.org Cc: Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, airlied@gmail.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-media@vger.kernel.org, hverkuil-cisco@xs4all.nl, Jernej Skrabec Subject: [PATCH 2/3] drm/bridge: dw_hdmi: Handle snps,disable-cec property Date: Sat, 15 Apr 2023 12:46:12 +0200 Message-Id: <20230415104613.61224-3-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230415104613.61224-1-jernej.skrabec@gmail.com> References: <20230415104613.61224-1-jernej.skrabec@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org New DT property allows to skip CEC initialization. Signed-off-by: Jernej Skrabec Reviewed-by: Robert Foss --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 603bb3c51027..e7e8199d2fb1 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -3615,7 +3615,9 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, hdmi->audio = platform_device_register_full(&pdevinfo); } - if (!plat_data->disable_cec && (config0 & HDMI_CONFIG0_CEC)) { + if (!plat_data->disable_cec && + !of_property_read_bool(np, "snps,disable-cec") && + (config0 & HDMI_CONFIG0_CEC)) { cec.hdmi = hdmi; cec.ops = &dw_hdmi_cec_ops; cec.irq = irq; From patchwork Sat Apr 15 10:46:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 13212473 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12287C7619A for ; Sat, 15 Apr 2023 10:48:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230257AbjDOKsX (ORCPT ); Sat, 15 Apr 2023 06:48:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48502 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230213AbjDOKsG (ORCPT ); Sat, 15 Apr 2023 06:48:06 -0400 Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4407FAF32; Sat, 15 Apr 2023 03:47:36 -0700 (PDT) Received: by mail-ej1-x62f.google.com with SMTP id rp27so14846921ejb.12; Sat, 15 Apr 2023 03:47:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681555627; x=1684147627; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=dISlVJnWoSaQPOrIVy9KR50yRndMlP9B9wtDi4lm21g=; b=SCjs3vMvK2vVbIo4PEH9d6VWabMBvQohKJbY+fgeqC2sQFvisjZ0GgspZWffRy8dZk y6KeaK7MPnpTR4p3cA/zb5IZvkRki0fwPrItKuI39DExUfQP+Eo6qx7mgNs/2FEkigiQ j565yQ+cmOkG8X7Zts82eUD6V5SoTeVooL9sBYn1KlKioXjtggB3zFRdkewj9WJlvryy 0GUlkG4BcmAyatKWEVvcsIcLHMIomzkba4xtVOiqTgWqI4AzbA9mWG1hk0mSGJrbvd1B ghkuN13whkF8Wf6Z0FDvWBOofX5TIOv6hWP2k1UpuJbPYjl5OsdvaoMlFNnxs+Vhc7eL 70qw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681555627; x=1684147627; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dISlVJnWoSaQPOrIVy9KR50yRndMlP9B9wtDi4lm21g=; b=M7XVEhkvAMBo8EHep/agsCmtJrUGTKQ9+IatqIcjmhdNH7pOMVdXBo6H+WVU0ngHGM lYKrOsb8tCgWAajvnJvI2tllVnTYCZgvFbaAXXKEw03HN3tUG5HPfP8AgjBL8SP1UX2q cCtj/futR51Bv/I0Mf6GOftqlcCf9ZfGnx87u6bKZdwNlXW1tNsUL23zmMHxv7gaqnrn TwNwnUvH0AY3gM5iAFc2xv2tdu6dmNwCvPSFsybXaDm8ghzmxfV2HNWEadxyyzmagv9s pGguY9Irc+n0xwinwX2sLXsNBz6kn+TywQrXvsgZ6aLsX2yE3cDMvRjWBp/+KqdBbM44 bZJA== X-Gm-Message-State: AAQBX9cRrHJ66+a7UHpfXmybIFXE9SSGzS9Mt5kGBU34pZUwiz/vfvG6 d0HkUIK7iZJNTU7EWkdnvh8= X-Google-Smtp-Source: AKy350Y5afmiBhKRprtC5SNEdZYPWt8T99YvHJGrJGHbqb6r+TSAdL+giiW/xUXtzn4KHSMx6NBvAg== X-Received: by 2002:a17:907:2149:b0:94a:4d06:3de3 with SMTP id rk9-20020a170907214900b0094a4d063de3mr1493742ejb.72.1681555627031; Sat, 15 Apr 2023 03:47:07 -0700 (PDT) Received: from localhost.localdomain (82-149-1-233.dynamic.telemach.net. [82.149.1.233]) by smtp.gmail.com with ESMTPSA id m15-20020a170906720f00b00947ab65d932sm3607034ejk.83.2023.04.15.03.47.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Apr 2023 03:47:06 -0700 (PDT) From: Jernej Skrabec To: andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, wens@csie.org, samuel@sholland.org Cc: Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, airlied@gmail.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-media@vger.kernel.org, hverkuil-cisco@xs4all.nl, Jernej Skrabec Subject: [PATCH 3/3] ARM: dts: sun8i: h3: beelink-x2: Disable DW-HDMI CEC Date: Sat, 15 Apr 2023 12:46:13 +0200 Message-Id: <20230415104613.61224-4-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230415104613.61224-1-jernej.skrabec@gmail.com> References: <20230415104613.61224-1-jernej.skrabec@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Beelink X2 uses software implementation of CEC even though DW-HDMI has working hardware implementation. Disable unused DW-HDMI CEC. Signed-off-by: Jernej Skrabec --- arch/arm/boot/dts/sun8i-h3-beelink-x2.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/sun8i-h3-beelink-x2.dts b/arch/arm/boot/dts/sun8i-h3-beelink-x2.dts index a6d38ecee141..38f40d69e5c5 100644 --- a/arch/arm/boot/dts/sun8i-h3-beelink-x2.dts +++ b/arch/arm/boot/dts/sun8i-h3-beelink-x2.dts @@ -150,6 +150,7 @@ &emac { }; &hdmi { + snps,disable-cec; status = "okay"; };