From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> To: Paul Cercueil <paul@crapouillou.net> Cc: Neil Armstrong <narmstrong@baylibre.com>, a.hajda@samsung.com, robert.foss@linaro.org, devicetree@vger.kernel.org, jonas@kwiboo.se, jernej.skrabec@siol.net, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Phong LE <ple@baylibre.com> Subject: Re: [PATCH v3 1/3] dt-bindings: display: bridge: add it66121 bindings Date: Tue, 13 Apr 2021 23:17:52 +0300 [thread overview] Message-ID: <YHX8cLQyt+LbzqT8@pendragon.ideasonboard.com> (raw) In-Reply-To: <H3LIRQ.7IT4EUNNTEBX1@crapouillou.net> Hi Paul, On Tue, Apr 13, 2021 at 07:09:17PM +0100, Paul Cercueil wrote: > Le lun. 12 avril 2021 à 17:46, Neil Armstrong a écrit : > > From: Phong LE <ple@baylibre.com> > > > > Add the ITE bridge HDMI it66121 bindings. > > > > Signed-off-by: Phong LE <ple@baylibre.com> > > Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> > > --- > > .../bindings/display/bridge/ite,it66121.yaml | 123 ++++++++++++++++++ > > 1 file changed, 123 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > > > diff --git > > a/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > new file mode 100644 > > index 000000000000..61ed6dc7740b > > --- /dev/null > > +++ > > b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > @@ -0,0 +1,123 @@ > > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/display/bridge/ite,it66121.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: ITE it66121 HDMI bridge Device Tree Bindings > > + > > +maintainers: > > + - Phong LE <ple@baylibre.com> > > + - Neil Armstrong <narmstrong@baylibre.com> > > + > > +description: | > > + The IT66121 is a high-performance and low-power single channel HDMI > > + transmitter, fully compliant with HDMI 1.3a, HDCP 1.2 and backward > > compatible > > + to DVI 1.0 specifications. > > + > > +properties: > > + compatible: > > + const: ite,it66121 > > + > > + reg: > > + maxItems: 1 > > + description: base I2C address of the device > > + > > + reset-gpios: > > + maxItems: 1 > > + description: GPIO connected to active low reset > > + > > + vrf12-supply: > > + description: Regulator for 1.2V analog core power. > > + > > + vcn33-supply: > > + description: Regulator for 3.3V digital core power. > > + > > + vcn18-supply: > > + description: Regulator for 1.8V IO core power. > > + > > + interrupts: > > + maxItems: 1 > > + > > + ports: > > + $ref: /schemas/graph.yaml#/properties/ports > > + > > + properties: > > + port@0: > > + $ref: /schemas/graph.yaml#/$defs/port-base > > + unevaluatedProperties: false > > + description: DPI input port. > > + > > + properties: > > + endpoint: > > + $ref: /schemas/graph.yaml#/$defs/endpoint-base > > + unevaluatedProperties: false > > + > > + properties: > > + bus-width: > > + description: > > + Endpoint bus width. > > + enum: > > + - 12 # 12 data lines connected and dual-edge mode > > + - 24 # 24 data lines connected and single-edge > > mode > > + default: 24 > > + > > + port@1: > > + $ref: /schemas/graph.yaml#/properties/port > > + description: HDMI Connector port. > > + > > + required: > > + - port@0 > > + - port@1 > > Should port@1 really be required? Since the chip itself handles the > hotplug detection and stuff like DCC, I'm not sure what to connect here. It should be connected to a DT node that models the connector (Documentation/devicetree/bindings/display/connector/*). > > + > > +required: > > + - compatible > > + - reg > > + - reset-gpios > > + - vrf12-supply > > + - vcn33-supply > > + - vcn18-supply > > + - interrupts > > + - ports > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + i2c { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + it66121hdmitx: it66121hdmitx@4c { > > + compatible = "ite,it66121"; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&ite_pins_default>; > > + vcn33-supply = <&mt6358_vcn33_wifi_reg>; > > + vcn18-supply = <&mt6358_vcn18_reg>; > > + vrf12-supply = <&mt6358_vrf12_reg>; > > + reset-gpios = <&pio 160 1 /* GPIO_ACTIVE_LOW */>; > > + interrupt-parent = <&pio>; > > + interrupts = <4 8 /* IRQ_TYPE_LEVEL_LOW */>; > > + reg = <0x4c>; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@0 { > > + reg = <0>; > > + it66121_in: endpoint { > > + bus-width = <12>; > > + remote-endpoint = <&display_out>; > > + }; > > + }; > > + > > + port@1 { > > + reg = <1>; > > + hdmi_conn_out: endpoint { > > + remote-endpoint = <&hdmi_conn_in>; > > + }; > > + }; > > + }; > > + }; > > + }; -- Regards, Laurent Pinchart
WARNING: multiple messages have this Message-ID (diff)
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> To: Paul Cercueil <paul@crapouillou.net> Cc: devicetree@vger.kernel.org, jernej.skrabec@siol.net, jonas@kwiboo.se, Neil Armstrong <narmstrong@baylibre.com>, linux-kernel@vger.kernel.org, robert.foss@linaro.org, Phong LE <ple@baylibre.com>, a.hajda@samsung.com, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v3 1/3] dt-bindings: display: bridge: add it66121 bindings Date: Tue, 13 Apr 2021 23:17:52 +0300 [thread overview] Message-ID: <YHX8cLQyt+LbzqT8@pendragon.ideasonboard.com> (raw) In-Reply-To: <H3LIRQ.7IT4EUNNTEBX1@crapouillou.net> Hi Paul, On Tue, Apr 13, 2021 at 07:09:17PM +0100, Paul Cercueil wrote: > Le lun. 12 avril 2021 à 17:46, Neil Armstrong a écrit : > > From: Phong LE <ple@baylibre.com> > > > > Add the ITE bridge HDMI it66121 bindings. > > > > Signed-off-by: Phong LE <ple@baylibre.com> > > Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> > > --- > > .../bindings/display/bridge/ite,it66121.yaml | 123 ++++++++++++++++++ > > 1 file changed, 123 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > > > diff --git > > a/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > new file mode 100644 > > index 000000000000..61ed6dc7740b > > --- /dev/null > > +++ > > b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml > > @@ -0,0 +1,123 @@ > > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/display/bridge/ite,it66121.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: ITE it66121 HDMI bridge Device Tree Bindings > > + > > +maintainers: > > + - Phong LE <ple@baylibre.com> > > + - Neil Armstrong <narmstrong@baylibre.com> > > + > > +description: | > > + The IT66121 is a high-performance and low-power single channel HDMI > > + transmitter, fully compliant with HDMI 1.3a, HDCP 1.2 and backward > > compatible > > + to DVI 1.0 specifications. > > + > > +properties: > > + compatible: > > + const: ite,it66121 > > + > > + reg: > > + maxItems: 1 > > + description: base I2C address of the device > > + > > + reset-gpios: > > + maxItems: 1 > > + description: GPIO connected to active low reset > > + > > + vrf12-supply: > > + description: Regulator for 1.2V analog core power. > > + > > + vcn33-supply: > > + description: Regulator for 3.3V digital core power. > > + > > + vcn18-supply: > > + description: Regulator for 1.8V IO core power. > > + > > + interrupts: > > + maxItems: 1 > > + > > + ports: > > + $ref: /schemas/graph.yaml#/properties/ports > > + > > + properties: > > + port@0: > > + $ref: /schemas/graph.yaml#/$defs/port-base > > + unevaluatedProperties: false > > + description: DPI input port. > > + > > + properties: > > + endpoint: > > + $ref: /schemas/graph.yaml#/$defs/endpoint-base > > + unevaluatedProperties: false > > + > > + properties: > > + bus-width: > > + description: > > + Endpoint bus width. > > + enum: > > + - 12 # 12 data lines connected and dual-edge mode > > + - 24 # 24 data lines connected and single-edge > > mode > > + default: 24 > > + > > + port@1: > > + $ref: /schemas/graph.yaml#/properties/port > > + description: HDMI Connector port. > > + > > + required: > > + - port@0 > > + - port@1 > > Should port@1 really be required? Since the chip itself handles the > hotplug detection and stuff like DCC, I'm not sure what to connect here. It should be connected to a DT node that models the connector (Documentation/devicetree/bindings/display/connector/*). > > + > > +required: > > + - compatible > > + - reg > > + - reset-gpios > > + - vrf12-supply > > + - vcn33-supply > > + - vcn18-supply > > + - interrupts > > + - ports > > + > > +additionalProperties: false > > + > > +examples: > > + - | > > + i2c { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + it66121hdmitx: it66121hdmitx@4c { > > + compatible = "ite,it66121"; > > + pinctrl-names = "default"; > > + pinctrl-0 = <&ite_pins_default>; > > + vcn33-supply = <&mt6358_vcn33_wifi_reg>; > > + vcn18-supply = <&mt6358_vcn18_reg>; > > + vrf12-supply = <&mt6358_vrf12_reg>; > > + reset-gpios = <&pio 160 1 /* GPIO_ACTIVE_LOW */>; > > + interrupt-parent = <&pio>; > > + interrupts = <4 8 /* IRQ_TYPE_LEVEL_LOW */>; > > + reg = <0x4c>; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@0 { > > + reg = <0>; > > + it66121_in: endpoint { > > + bus-width = <12>; > > + remote-endpoint = <&display_out>; > > + }; > > + }; > > + > > + port@1 { > > + reg = <1>; > > + hdmi_conn_out: endpoint { > > + remote-endpoint = <&hdmi_conn_in>; > > + }; > > + }; > > + }; > > + }; > > + }; -- Regards, Laurent Pinchart _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2021-04-13 20:19 UTC|newest] Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-12 15:46 [PATCH v3 0/3] drm/bridge: Add it66121 driver Neil Armstrong 2021-04-12 15:46 ` Neil Armstrong 2021-04-12 15:46 ` [PATCH v3 1/3] dt-bindings: display: bridge: add it66121 bindings Neil Armstrong 2021-04-12 15:46 ` Neil Armstrong 2021-04-13 15:11 ` Rob Herring 2021-04-13 15:11 ` Rob Herring 2021-04-13 16:03 ` Laurent Pinchart 2021-04-13 16:03 ` Laurent Pinchart 2021-04-14 8:14 ` Neil Armstrong 2021-04-14 8:14 ` Neil Armstrong 2021-04-13 18:09 ` Paul Cercueil 2021-04-13 18:09 ` Paul Cercueil 2021-04-13 20:17 ` Laurent Pinchart [this message] 2021-04-13 20:17 ` Laurent Pinchart 2021-04-12 15:46 ` [PATCH v3 2/3] drm: bridge: add it66121 driver Neil Armstrong 2021-04-12 15:46 ` Neil Armstrong 2021-04-13 3:02 ` kernel test robot 2021-04-13 20:21 ` Robert Foss 2021-04-13 20:21 ` Robert Foss 2021-04-14 6:13 ` Neil Armstrong 2021-04-14 6:13 ` Neil Armstrong 2021-04-14 8:06 ` Robert Foss 2021-04-14 8:06 ` Robert Foss 2021-04-14 8:08 ` Neil Armstrong 2021-04-14 8:08 ` Neil Armstrong 2021-04-14 8:16 ` Laurent Pinchart 2021-04-14 8:16 ` Laurent Pinchart 2021-04-14 15:37 ` Neil Armstrong 2021-04-14 15:37 ` Neil Armstrong 2021-04-13 20:56 ` Paul Cercueil 2021-04-13 20:56 ` Paul Cercueil 2021-04-14 6:17 ` Neil Armstrong 2021-04-14 6:17 ` Neil Armstrong 2021-04-14 8:15 ` Paul Cercueil 2021-04-14 8:15 ` Paul Cercueil 2021-04-14 17:35 ` Paul Cercueil 2021-04-14 17:35 ` Paul Cercueil 2021-04-15 8:54 ` Neil Armstrong 2021-04-15 8:54 ` Neil Armstrong 2021-04-12 15:46 ` [PATCH v3 3/3] MAINTAINERS: add it66121 HDMI bridge driver entry Neil Armstrong 2021-04-12 15:46 ` Neil Armstrong 2021-04-12 15:47 ` Neil Armstrong 2021-04-12 15:47 ` Neil Armstrong 2021-04-13 17:53 ` Robert Foss 2021-04-13 17:53 ` Robert Foss
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