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Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tEEKv-00000000vx2-39Eb; Thu, 21 Nov 2024 21:03:37 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tEEJy-00000000vka-3S5O; Thu, 21 Nov 2024 21:02:40 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 9E030A40EB7; Thu, 21 Nov 2024 21:00:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4A3C7C4CECC; Thu, 21 Nov 2024 21:02:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732222957; bh=GM3w9B7r/t0zBm+hXRgtpgZU0x9idteO2H6rmGktuaE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=X1zAqew2MWcEEWPd9iStevglFRhfKSXOylhXAK6bkhjqwDXmpznRQJINCU4m1GPPE PLdZ88moM1eAZ1roOlNBOKJrOzGmZzu0+Avl1rUuIyRh3kyevAGWE9+tYvsUKmQNsB Pyr+/wtS9OBbDl/IRXMRM9/pfebUb0Nd2XDgRuaNvoYpXBGFJvfBMaMhN9tgev7uK9 Q0ljzrDg3kH9DIh5r4+Ep7HqFspUHrPHYN6rQq+4wotDF0YSFcIRHMH4h+VtqnkxlZ dp6B1P6Q9NOqlpxIIlYxqOMhE/DA1KTvOJyADV2rRcmqq5P1+R9qTYa9vMuMwTPQ6c 96h2d2/jH8Lhw== Date: Thu, 21 Nov 2024 15:02:35 -0600 From: Rob Herring To: AngeloGioacchino Del Regno Cc: chunkuang.hu@kernel.org, p.zabel@pengutronix.de, airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, ck.hu@mediatek.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com Subject: Re: [PATCH v1 1/7] dt-bindings: display: mediatek: Add binding for HDMIv2 DDC Message-ID: <20241121210235.GA3798341-robh@kernel.org> References: <20241120124512.134278-1-angelogioacchino.delregno@collabora.com> <20241120124512.134278-2-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241120124512.134278-2-angelogioacchino.delregno@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241121_130238_924923_740DD7C4 X-CRM114-Status: GOOD ( 15.53 ) 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 On Wed, Nov 20, 2024 at 01:45:06PM +0100, AngeloGioacchino Del Regno wrote: > Add a binding for the Display Data Channel (DDC) IP in MediaTek > SoCs with version 2 HDMI TX IP. > > Signed-off-by: AngeloGioacchino Del Regno > --- > .../mediatek/mediatek,mt8195-hdmi-ddc.yaml | 41 +++++++++++++++++++ > 1 file changed, 41 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml > new file mode 100644 > index 000000000000..d85e8ed2ffa7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml > @@ -0,0 +1,41 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: MediaTek HDMI Display Data Channel (DDC) v2 > + > +maintainers: > + - AngeloGioacchino Del Regno > + - CK Hu > + > +properties: > + compatible: > + oneOf: > + - const: mediatek,mt8195-hdmi-ddc > + - items: > + - const: mediatek,mt8188-hdmi-ddc > + - const: mediatek,mt8195-hdmi-ddc > + > + clocks: > + maxItems: 1 > + > + power-domains: > + maxItems: 1 > + > +required: > + - compatible > + - clocks > + > +additionalProperties: false > + > +examples: > + - | > + hdmi { > + hdmi_ddc: i2c { > + compatible = "mediatek,mt8195-hdmi-ddc"; > + clocks = <&clk26m>; Is this really a separate block? Doesn't really look like it. You don't even have registers to interact with it. > + }; > + }; > +... > -- > 2.47.0 >