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[209.85.220.41]) by mx.google.com with SMTPS id ffacd0b85a97d-43617e3c642sor589104f8f.7.2026.02.04.09.32.06 for (Google Transport Security); Wed, 04 Feb 2026 09:32:06 -0800 (PST) Received-SPF: pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) client-ip=209.85.220.41; X-Gm-Gg: AZuq6aLBPOTc3Ln6R4jUB98vLlR3HbpQDjL7UxCiOelZXzpC2luPcuplVjiVKXki521 OiOL6DCiX34J82TztOv9WZXEtaIEVtalq/lBo4JkHijUvTToRxQfOK+O7mAsVG2z0unFGXgRqtv TdcTVqwHnnQgQ3pyeDnnvzH9sYcxX5an8lsrvo+vrFPh+zGjKadLx616KCoJvFiRfgYayUPB5Td 7I/dRjTRsuDL7lYjm/nMAfBS4VKDOCrCtqvyMh4n4gPcAfmfehx5DgkTcwAVsV11HRD59zLFpPt MaoEJO4qzQa1zlZiLcBtP90YMbpBDOOsLalzOSJZuk5TWGV6saw33DxJsJSM+h5F8F8qTpIvGQR vHkQIAOUcw3jVfixv4VLF+3wdJ9meBNVfxD5qasb8DNNgr8L38OaTYkME9/kl8407XtVV0+AEuG UA93zn2IzE+AU+WxYr2+cgYgwiCbsyWbjT8VxiWHR3BYN0ZV5tFxeICKGa/7301rUbWv4wAXt6G eyajXFQLZNqgm4GZPE8N6rQDEwp8yHaVHdxM71SihXh X-Received: by 2002:a05:6000:26ce:b0:435:9851:d940 with SMTP id ffacd0b85a97d-43618061743mr4794667f8f.59.1770226326280; Wed, 04 Feb 2026 09:32:06 -0800 (PST) Received: from dario-ThinkPad-P14s-Gen-5.amarulasolutions.com ([2.196.42.58]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-436180640f2sm7241565f8f.39.2026.02.04.09.32.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Feb 2026 09:32:04 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , Rob Herring , Conor Dooley , David Airlie , Jessica Zhang , Krzysztof Kozlowski , Maarten Lankhorst , Maxime Ripard , Michael Walle , Neil Armstrong , Simona Vetter , Thomas Zimmermann , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH v4 3/4] dt-bindings: ili9806e: add Rocktech RK050HR345-CT106A display Date: Wed, 4 Feb 2026 18:31:19 +0100 Message-ID: <20260204173154.337674-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260204173154.337674-1-dario.binacchi@amarulasolutions.com> References: <20260204173154.337674-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: dario.binacchi@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=Xf11rA0r; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com; dara=neutral header.i=@amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , Document the Rocktech 5" 480x854 panel based on the Ilitek ILI9806E controller. This panel uses SPI for control and an RGB interface for display data, so adjust the binding requirements accordingly. Reviewed-by: Rob Herring (Arm) Signed-off-by: Dario Binacchi --- (no changes since v3) Changes in v3: - Add Reviewed-by tag of Rob Herring Changes in v2: - Restore vdd-supply as required for both DSI and SPI types - Dop useless settings in case of rocktech,rk050hr345-ct106a .../display/panel/ilitek,ili9806e.yaml | 38 ++++++++++++++++++- 1 file changed, 36 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml index f80307579485..2080d9e0ffac 100644 --- a/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml +++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/display/panel/ilitek,ili9806e.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Ilitek ILI9806E based MIPI-DSI panels +title: Ilitek ILI9806E based panels maintainers: - Michael Walle @@ -18,6 +18,7 @@ properties: - enum: - densitron,dmt028vghmcmi-1d - ortustech,com35h3p70ulc + - rocktech,rk050hr345-ct106a - const: ilitek,ili9806e reg: @@ -30,11 +31,24 @@ required: - compatible - reg - vdd-supply - - vccio-supply - reset-gpios - backlight - port +if: + properties: + compatible: + contains: + enum: + - rocktech,rk050hr345-ct106a +then: + $ref: /schemas/spi/spi-peripheral-props.yaml# + required: + - spi-max-frequency +else: + required: + - vccio-supply + unevaluatedProperties: false examples: @@ -60,5 +74,25 @@ examples: }; }; }; + - | + #include + + spi { + #address-cells = <1>; + #size-cells = <0>; + panel@0 { + compatible = "rocktech,rk050hr345-ct106a", "ilitek,ili9806e"; + reg = <0>; + vdd-supply = <®_vdd_panel>; + spi-max-frequency = <10000000>; + reset-gpios = <&gpiob 6 GPIO_ACTIVE_LOW>; + backlight = <&backlight>; + port { + panel_in_rgb: endpoint { + remote-endpoint = <<dc_out_rgb>; + }; + }; + }; + }; ...