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[93.47.52.235]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b876dd0e9ffsm152281566b.37.2026.01.14.08.16.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Jan 2026 08:16:44 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: linux-amarula@amarulasolutions.com, Dario Binacchi , Conor Dooley , David Airlie , Jessica Zhang , Krzysztof Kozlowski , Maarten Lankhorst , Maxime Ripard , Michael Walle , Neil Armstrong , Rob Herring , Simona Vetter , Thomas Zimmermann , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH v2 3/4] dt-bindings: ili9806e: add Rocktech RK050HR345-CT106A display Date: Wed, 14 Jan 2026 17:16:18 +0100 Message-ID: <20260114161636.1076706-4-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260114161636.1076706-1-dario.binacchi@amarulasolutions.com> References: <20260114161636.1076706-1-dario.binacchi@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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. Signed-off-by: Dario Binacchi Reviewed-by: Rob Herring (Arm) --- 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,ili9806= e.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.ya= ml 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# =20 -title: Ilitek ILI9806E based MIPI-DSI panels +title: Ilitek ILI9806E based panels =20 maintainers: - Michael Walle @@ -18,6 +18,7 @@ properties: - enum: - densitron,dmt028vghmcmi-1d - ortustech,com35h3p70ulc + - rocktech,rk050hr345-ct106a - const: ilitek,ili9806e =20 reg: @@ -30,11 +31,24 @@ required: - compatible - reg - vdd-supply - - vccio-supply - reset-gpios - backlight - port =20 +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 =20 examples: @@ -60,5 +74,25 @@ examples: }; }; }; + - | + #include + + spi { + #address-cells =3D <1>; + #size-cells =3D <0>; =20 + panel@0 { + compatible =3D "rocktech,rk050hr345-ct106a", "ilitek,ili9806e"; + reg =3D <0>; + vdd-supply =3D <®_vdd_panel>; + spi-max-frequency =3D <10000000>; + reset-gpios =3D <&gpiob 6 GPIO_ACTIVE_LOW>; + backlight =3D <&backlight>; + port { + panel_in_rgb: endpoint { + remote-endpoint =3D <<dc_out_rgb>; + }; + }; + }; + }; ... --=20 2.43.0