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([2600:1700:fb0:1bcf::54]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-5ec18598bc9sm2482361eaf.12.2024.10.29.13.27.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Oct 2024 13:27:24 -0700 (PDT) Message-ID: <6721452c.4a0a0220.38161e.8f5c@mx.google.com> X-Google-Original-Message-ID: Date: Tue, 29 Oct 2024 15:27:22 -0500 From: Chris Morgan To: Jimmy Hon Cc: linux-rockchip@lists.infradead.org, Heiko =?iso-8859-1?Q?St=FCbner?= Subject: Re: [PATCH 2/2] arm64: dts: rockchip: Enable HDMI0 and GPU on Indiedroid Nova References: <20241023164104.66282-3-macroalpha82@gmail.com> <20241024011454.1611-1-honyuenkwun@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20241024011454.1611-1-honyuenkwun@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241029_132727_249713_46684AC8 X-CRM114-Status: GOOD ( 13.99 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Wed, Oct 23, 2024 at 08:14:54PM -0500, Jimmy Hon wrote: > >+ hdmi0-con { > >+ compatible = "hdmi-connector"; > >+ type = "c"; > This should be type d, the Nova has a micro HDMI port, not a mini HDMI port. > > > >+ > >+&hdmi0 { > >+ pinctrl-0 = <&hdmim0_rx_hpdin>, <&hdmim0_tx0_scl>, > >+ <&hdmim0_tx0_sda>, <&hdmim0_tx0_hpd>, > >+ <&hdmim0_tx0_cec>; > >+ pinctrl-names = "default"; > >+ status = "okay"; > >+}; > Why is the additional hdmim0_rx_hpdin needed? Is it supposed to represent > HDMI0_TX_ON_H? I'm curious why this board needs it, when the other boards > do not. > > Jimmy > You are correct about the port type, it is type d not type c. As for the HDMI0_TX_ON_H, that pin is hooked up per the schematic so I thought it prudent to define it in the device tree as such (this being one of the very few boards I get to work on with actual schematics). Thank you, Chris _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip