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([2a02:810d:15c0:828:d013:3eeb:7658:cec]) by smtp.gmail.com with ESMTPSA id v6-20020a170906b00600b0091f58083a15sm936500ejy.175.2023.03.17.05.38.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 17 Mar 2023 05:38:12 -0700 (PDT) Message-ID: Date: Fri, 17 Mar 2023 13:38:11 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH 1/2] dt-bindings: drm/bridge: Add no-hpd property Content-Language: en-US To: Jayesh Choudhary , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, sam@ravnborg.org, jani.nikula@intel.com, tzimmermann@suse.de, javierm@redhat.com, ville.syrjala@linux.intel.com, r-ravikumar@ti.com, lyude@redhat.com, alexander.deucher@amd.com, sjakhade@cadence.com, yamonkar@cadence.com References: <20230316140823.234263-1-j-choudhary@ti.com> <20230316140823.234263-2-j-choudhary@ti.com> From: Krzysztof Kozlowski In-Reply-To: <20230316140823.234263-2-j-choudhary@ti.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16/03/2023 15:08, Jayesh Choudhary wrote: > From: Rahul T R > > Add no-hpd property to the bindings, to disable > hpd when not connected or unusable > > Signed-off-by: Rahul T R > Signed-off-by: Jayesh Choudhary > --- > .../devicetree/bindings/display/bridge/cdns,mhdp8546.yaml | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml > index b2e8bc6da9d0..69d381195218 100644 > --- a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml > +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml > @@ -57,6 +57,12 @@ properties: > interrupts: > maxItems: 1 > > + cdns,no-hpd: There is already no-hpd property. > + type: boolean > + description: > + Set if the HPD line on the bridge isn't hooked up to anything or is > + otherwise unusable. It's the property of the panel, not bridge. Unless you want to say that bridge physically does not have HPD? Does it follow the standard in such case? Best regards, Krzysztof