Hi Liu, thanks for the patch. > -----Original Message----- > From: linux-arm-kernel <linux-arm-kernel-bounces@xxxxxxxxxxxxxxxxxxx> On Behalf Of Liu Ying > Sent: Monday, September 30, 2024 6:29 AM > Subject: [PATCH 5/8] dt-bindings: display: bridge: Add ITE IT6263 LVDS to HDMI converter > > Document ITE IT6263 LVDS to HDMI converter. > > Product link: > https://www.ite.com.tw/en/product/cate1/IT6263 > > Signed-off-by: Liu Ying <victor.liu@xxxxxxx> > --- > .../bindings/display/bridge/ite,it6263.yaml | 310 ++++++++++++++++++ > 1 file changed, 310 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/bridge/ite,it6263.yaml > > diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6263.yaml > b/Documentation/devicetree/bindings/display/bridge/ite,it6263.yaml > new file mode 100644 > index 000000000000..97fb81e5bc4a > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6263.yaml > @@ -0,0 +1,310 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/bridge/ite,it6263.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: ITE IT6263 LVDS to HDMI converter > + > +maintainers: > + - Liu Ying <victor.liu@xxxxxxx> > + > +description: | > + The IT6263 is a high-performance single-chip De-SSC(De-Spread > +Spectrum) LVDS > + to HDMI converter. Combined with LVDS receiver and HDMI 1.4a > +transmitter, > + the IT6263 supports LVDS input and HDMI 1.4 output by conversion function. > + The built-in LVDS receiver can support single-link and dual-link LVDS > +inputs, > + and the built-in HDMI transmitter is fully compliant with HDMI > +1.4a/3D, HDCP > + 1.2 and backward compatible with DVI 1.0 specification. > + > + The IT6263 also encodes and transmits up to 8 channels of I2S digital > + audio, with sampling rate up to 192KHz and sample size up to 24 bits. > + In addition, an S/PDIF input port takes in compressed audio of up to 192KHz frame rate. > + > + The newly supported High-Bit Rate(HBR) audio by HDMI specifications > + v1.3 is provided by the IT6263 in two interfaces: the four I2S input > + ports or the S/PDIF input port. With both interfaces the highest > + possible HBR frame rate is supported at up to 768KHz. > + > +properties: > + compatible: > + const: ite,it6263 > + > + reg: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + description: audio master clock > + > + clock-names: > + const: mclk > + > + reset-gpios: > + maxItems: 1 > + > + ivdd-supply: > + description: 1.8V digital logic power > + > + ovdd-supply: > + description: 3.3V I/O pin power > + > + txavcc18-supply: > + description: 1.8V HDMI analog frontend power > + > + txavcc33-supply: > + description: 3.3V HDMI analog frontend power > + > + pvcc1-supply: > + description: 1.8V HDMI frontend core PLL power > + > + pvcc2-supply: > + description: 1.8V HDMI frontend filter PLL power > + > + avcc-supply: > + description: 3.3V LVDS frontend power > + > + anvdd-supply: > + description: 1.8V LVDS frontend analog power > + > + apvdd-supply: > + description: 1.8V LVDS frontend PLL power > + > + "#sound-dai-cells": > + const: 0 > + > + ite,i2s-audio-fifo-sources: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + minItems: 1 > + maxItems: 4 > + items: > + enum: [0, 1, 2, 3] > + description: > + Each array element indicates the pin number of an I2S serial data input > + line which is connected to an audio FIFO, from audio FIFO0 to FIFO3. > + > + ite,rl-channel-swap-audio-sources: > + $ref: /schemas/types.yaml#/definitions/uint32-array > + minItems: 1 > + maxItems: 4 > + uniqueItems: true > + items: > + enum: [0, 1, 2, 3] > + description: > + Each array element indicates an audio source whose right channel and left > + channel are swapped by this converter. For I2S, the element is the pin > + number of an I2S serial data input line. For S/PDIF, the element is always > + 0. > + > + ports: > + $ref: /schemas/graph.yaml#/properties/ports > + > + oneOf: > + - properties: > + port@0: > + $ref: /schemas/graph.yaml#/properties/port > + description: the first LVDS input link > + > + port@1: false > + > + port@2: > + $ref: /schemas/graph.yaml#/properties/port > + description: video port for the HDMI output > + > + port@3: > + $ref: /schemas/graph.yaml#/properties/port > + description: sound input port > + > + required: > + - port@0 > + - port@2 > + > + - properties: > + port@0: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: the first LVDS input link > + > + properties: > + dual-lvds-odd-pixels: > + type: boolean > + description: the first sink port for odd pixels > + > + dual-lvds-even-pixels: > + type: boolean > + description: the first sink port for even pixels > + > + oneOf: > + - required: [dual-lvds-odd-pixels] > + - required: [dual-lvds-even-pixels] > + > + port@1: > + $ref: /schemas/graph.yaml#/$defs/port-base > + unevaluatedProperties: false > + description: the second LVDS input link > + > + properties: > + dual-lvds-even-pixels: > + type: boolean > + description: the second sink port for even pixels > + > + dual-lvds-odd-pixels: > + type: boolean > + description: the second sink port for odd pixels > + > + oneOf: > + - required: [dual-lvds-even-pixels] > + - required: [dual-lvds-odd-pixels] > + > + port@2: > + $ref: /schemas/graph.yaml#/properties/port > + description: video port for the HDMI output > + > + port@3: > + $ref: /schemas/graph.yaml#/properties/port > + description: sound input port What about single lvds as device support it? Cheers, Biju > + > + required: > + - port@0 > + - port@1 > + - port@2 > + > + allOf: > + - if: > + properties: > + port@0: > + required: > + - dual-lvds-odd-pixels > + then: > + properties: > + port@1: > + properties: > + dual-lvds-odd-pixels: false > + > + - if: > + properties: > + port@0: > + required: > + - dual-lvds-even-pixels > + then: > + properties: > + port@1: > + properties: > + dual-lvds-even-pixels: false > + > +required: > + - compatible > + - reg > + - ivdd-supply > + - ovdd-supply > + - txavcc18-supply > + - txavcc33-supply > + - pvcc1-supply > + - pvcc2-supply > + - avcc-supply > + - anvdd-supply > + - apvdd-supply > + - ports > + > +additionalProperties: false > + > +examples: > + - | > + /* single-link LVDS input */ > + #include <dt-bindings/gpio/gpio.h> > + > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + > + hdmi@4c { > + compatible = "ite,it6263"; > + reg = <0x4c>; > + reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; > + ivdd-supply = <®_buck5>; > + ovdd-supply = <®_vext_3v3>; > + txavcc18-supply = <®_buck5>; > + txavcc33-supply = <®_vext_3v3>; > + pvcc1-supply = <®_buck5>; > + pvcc2-supply = <®_buck5>; > + avcc-supply = <®_vext_3v3>; > + anvdd-supply = <®_buck5>; > + apvdd-supply = <®_buck5>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + > + it6263_lvds_link1: endpoint { > + remote-endpoint = <&ldb_lvds_ch0>; > + }; > + }; > + > + port@2 { > + reg = <2>; > + > + it6263_out: endpoint { > + remote-endpoint = <&hdmi_in>; > + }; > + }; > + }; > + }; > + }; > + > + - | > + /* dual-link LVDS input */ > + #include <dt-bindings/gpio/gpio.h> > + > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + > + hdmi@4c { > + compatible = "ite,it6263"; > + reg = <0x4c>; > + reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; > + ivdd-supply = <®_buck5>; > + ovdd-supply = <®_vext_3v3>; > + txavcc18-supply = <®_buck5>; > + txavcc33-supply = <®_vext_3v3>; > + pvcc1-supply = <®_buck5>; > + pvcc2-supply = <®_buck5>; > + avcc-supply = <®_vext_3v3>; > + anvdd-supply = <®_buck5>; > + apvdd-supply = <®_buck5>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dual-lvds-odd-pixels; > + > + it6263_lvds_link1_dual: endpoint { > + remote-endpoint = <&ldb_lvds_ch0>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + dual-lvds-even-pixels; > + > + it6263_lvds_link2_dual: endpoint { > + remote-endpoint = <&ldb_lvds_ch1>; > + }; > + }; > + > + port@2 { > + reg = <2>; > + > + it6263_out_dual: endpoint { > + remote-endpoint = <&hdmi_in>; > + }; > + }; > + }; > + }; > + }; > -- > 2.34.1 >
