205 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/display/bridge/toshiba,tc358767.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Toshiba TC358767/TC358867/TC9595 DSI/DPI/eDP bridge8 9maintainers:10 - Andrey Gusakov <andrey.gusakov@cogentembedded.com>11 12description: |13 The TC358767/TC358867/TC9595 is bridge device which14 converts DSI/DPI to eDP/DP .15 16properties:17 compatible:18 oneOf:19 - items:20 - enum:21 - toshiba,tc35886722 - toshiba,tc959523 - const: toshiba,tc35876724 - const: toshiba,tc35876725 26 reg:27 enum:28 - 0x0f29 - 0x6830 description: |31 i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins32 33 clock-names:34 const: ref35 36 clocks:37 maxItems: 138 description: |39 OF device-tree clock specification for refclk input. The reference.40 clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz.41 42 shutdown-gpios:43 maxItems: 144 description: |45 OF device-tree gpio specification for SD pin(active high shutdown input)46 47 reset-gpios:48 maxItems: 149 description: |50 OF device-tree gpio specification for RSTX pin(active low system reset)51 52 interrupts:53 maxItems: 154 55 toshiba,hpd-pin:56 $ref: /schemas/types.yaml#/definitions/uint3257 enum:58 - 059 - 160 description: TC358767 GPIO pin number to which HPD is connected to (0 or 1)61 62 ports:63 $ref: /schemas/graph.yaml#/properties/ports64 65 properties:66 port@0:67 $ref: /schemas/graph.yaml#/$defs/port-base68 unevaluatedProperties: false69 description: |70 DSI input port. The remote endpoint phandle should be a71 reference to a valid DSI output endpoint node72 73 properties:74 endpoint:75 $ref: /schemas/media/video-interfaces.yaml#76 unevaluatedProperties: false77 78 properties:79 data-lanes:80 description: array of physical DSI data lane indexes.81 minItems: 182 items:83 - const: 184 - const: 285 - const: 386 - const: 487 88 port@1:89 $ref: /schemas/graph.yaml#/properties/port90 description: |91 DPI input/output port. The remote endpoint phandle should be a92 reference to a valid DPI output or input endpoint node.93 94 port@2:95 $ref: /schemas/graph.yaml#/$defs/port-base96 unevaluatedProperties: false97 description: |98 eDP/DP output port. The remote endpoint phandle should be a99 reference to a valid eDP panel input endpoint node. This port is100 optional, treated as DP panel if not defined101 102 properties:103 endpoint:104 $ref: /schemas/media/video-interfaces.yaml#105 unevaluatedProperties: false106 107 properties:108 toshiba,pre-emphasis:109 description:110 Display port output Pre-Emphasis settings for both DP lanes.111 $ref: /schemas/types.yaml#/definitions/uint8-array112 minItems: 2113 maxItems: 2114 items:115 enum:116 - 0 # No pre-emphasis117 - 1 # 3.5dB pre-emphasis118 - 2 # 6dB pre-emphasis119 120 oneOf:121 - required:122 - port@0123 - required:124 - port@1125 126 127required:128 - compatible129 - reg130 - clock-names131 - clocks132 - ports133 134additionalProperties: false135 136examples:137 - |138 #include <dt-bindings/gpio/gpio.h>139 140 /* DPI input and eDP output */141 142 i2c {143 #address-cells = <1>;144 #size-cells = <0>;145 146 edp-bridge@68 {147 compatible = "toshiba,tc358767";148 reg = <0x68>;149 shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;150 reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;151 clock-names = "ref";152 clocks = <&edp_refclk>;153 154 ports {155 #address-cells = <1>;156 #size-cells = <0>;157 158 port@1 {159 reg = <1>;160 161 bridge_in_0: endpoint {162 remote-endpoint = <&dpi_out>;163 };164 };165 166 port@2 {167 reg = <2>;168 169 bridge_out: endpoint {170 remote-endpoint = <&panel_in>;171 };172 };173 };174 };175 };176 - |177 /* DPI input and DP output */178 179 i2c {180 #address-cells = <1>;181 #size-cells = <0>;182 183 edp-bridge@68 {184 compatible = "toshiba,tc358767";185 reg = <0x68>;186 shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;187 reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>;188 clock-names = "ref";189 clocks = <&edp_refclk>;190 191 ports {192 #address-cells = <1>;193 #size-cells = <0>;194 195 port@1 {196 reg = <1>;197 198 bridge_in_1: endpoint {199 remote-endpoint = <&dpi_out>;200 };201 };202 };203 };204 };205