Convert the panel-lvds binding to use DT schema. The panel-lvds schema inherits from the panel-common.yaml schema and specific LVDS panel bindings should inherit from this schema. Cc: Thierry Reding <thierry.reding@xxxxxxxxx> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Reviewed-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx> Acked-by: Thierry Reding <treding@xxxxxxxxxx> Signed-off-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/display/panel/lvds.yaml | 107 ++++++++++++++++ .../bindings/display/panel/panel-lvds.txt | 121 ------------------ 2 files changed, 107 insertions(+), 121 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/panel/lvds.yaml delete mode 100644 Documentation/devicetree/bindings/display/panel/panel-lvds.txt diff --git a/Documentation/devicetree/bindings/display/panel/lvds.yaml b/Documentation/devicetree/bindings/display/panel/lvds.yaml new file mode 100644 index 000000000000..d0083301acbe --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/lvds.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/lvds.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LVDS Display Panel + +maintainers: + - Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> + - Thierry Reding <thierry.reding@xxxxxxxxx> + +description: |+ + LVDS is a physical layer specification defined in ANSI/TIA/EIA-644-A. Multiple + incompatible data link layers have been used over time to transmit image data + to LVDS panels. This bindings supports display panels compatible with the + following specifications. + + [JEIDA] "Digital Interface Standards for Monitor", JEIDA-59-1999, February + 1999 (Version 1.0), Japan Electronic Industry Development Association (JEIDA) + [LDI] "Open LVDS Display Interface", May 1999 (Version 0.95), National + Semiconductor + [VESA] "VESA Notebook Panel Standard", October 2007 (Version 1.0), Video + Electronics Standards Association (VESA) + + Device compatible with those specifications have been marketed under the + FPD-Link and FlatLink brands. + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + contains: + const: panel-lvds + description: + Shall contain "panel-lvds" in addition to a mandatory panel-specific + compatible string defined in individual panel bindings. The "panel-lvds" + value shall never be used on its own. + + data-mapping: + enum: + - jeida-18 + - jeida-24 + - vesa-24 + description: | + The color signals mapping order. + + LVDS data mappings are defined as follows. + + - "jeida-18" - 18-bit data mapping compatible with the [JEIDA], [LDI] and + [VESA] specifications. Data are transferred as follows on 3 LVDS lanes. + + Slot 0 1 2 3 4 5 6 + ________________ _________________ + Clock \_______________________/ + ______ ______ ______ ______ ______ ______ ______ + DATA0 ><__G0__><__R5__><__R4__><__R3__><__R2__><__R1__><__R0__>< + DATA1 ><__B1__><__B0__><__G5__><__G4__><__G3__><__G2__><__G1__>< + DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B5__><__B4__><__B3__><__B2__>< + + - "jeida-24" - 24-bit data mapping compatible with the [DSIM] and [LDI] + specifications. Data are transferred as follows on 4 LVDS lanes. + + Slot 0 1 2 3 4 5 6 + ________________ _________________ + Clock \_______________________/ + ______ ______ ______ ______ ______ ______ ______ + DATA0 ><__G2__><__R7__><__R6__><__R5__><__R4__><__R3__><__R2__>< + DATA1 ><__B3__><__B2__><__G7__><__G6__><__G5__><__G4__><__G3__>< + DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B7__><__B6__><__B5__><__B4__>< + DATA3 ><_CTL3_><__B1__><__B0__><__G1__><__G0__><__R1__><__R0__>< + + - "vesa-24" - 24-bit data mapping compatible with the [VESA] specification. + Data are transferred as follows on 4 LVDS lanes. + + Slot 0 1 2 3 4 5 6 + ________________ _________________ + Clock \_______________________/ + ______ ______ ______ ______ ______ ______ ______ + DATA0 ><__G0__><__R5__><__R4__><__R3__><__R2__><__R1__><__R0__>< + DATA1 ><__B1__><__B0__><__G5__><__G4__><__G3__><__G2__><__G1__>< + DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B5__><__B4__><__B3__><__B2__>< + DATA3 ><_CTL3_><__B7__><__B6__><__G7__><__G6__><__R7__><__R6__>< + + Control signals are mapped as follows. + + CTL0: HSync + CTL1: VSync + CTL2: Data Enable + CTL3: 0 + + data-mirror: + type: boolean + description: + If set, reverse the bit order described in the data mappings below on all + data lanes, transmitting bits for slots 6 to 0 instead of 0 to 6. + +required: + - compatible + - data-mapping + - width-mm + - height-mm + - panel-timing + - port + +... diff --git a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt b/Documentation/devicetree/bindings/display/panel/panel-lvds.txt deleted file mode 100644 index 250850a2150b..000000000000 --- a/Documentation/devicetree/bindings/display/panel/panel-lvds.txt +++ /dev/null @@ -1,121 +0,0 @@ -LVDS Display Panel -================== - -LVDS is a physical layer specification defined in ANSI/TIA/EIA-644-A. Multiple -incompatible data link layers have been used over time to transmit image data -to LVDS panels. This bindings supports display panels compatible with the -following specifications. - -[JEIDA] "Digital Interface Standards for Monitor", JEIDA-59-1999, February -1999 (Version 1.0), Japan Electronic Industry Development Association (JEIDA) -[LDI] "Open LVDS Display Interface", May 1999 (Version 0.95), National -Semiconductor -[VESA] "VESA Notebook Panel Standard", October 2007 (Version 1.0), Video -Electronics Standards Association (VESA) - -Device compatible with those specifications have been marketed under the -FPD-Link and FlatLink brands. - - -Required properties: - -- compatible: Shall contain "panel-lvds" in addition to a mandatory - panel-specific compatible string defined in individual panel bindings. The - "panel-lvds" value shall never be used on its own. -- width-mm: See panel-common.txt. -- height-mm: See panel-common.txt. -- data-mapping: The color signals mapping order, "jeida-18", "jeida-24" - or "vesa-24". - -Optional properties: - -- label: See panel-common.txt. -- gpios: See panel-common.txt. -- backlight: See panel-common.txt. -- power-supply: See panel-common.txt. -- data-mirror: If set, reverse the bit order described in the data mappings - below on all data lanes, transmitting bits for slots 6 to 0 instead of - 0 to 6. - -Required nodes: - -- panel-timing: See panel-common.txt. -- ports: See panel-common.txt. These bindings require a single port subnode - corresponding to the panel LVDS input. - - -LVDS data mappings are defined as follows. - -- "jeida-18" - 18-bit data mapping compatible with the [JEIDA], [LDI] and - [VESA] specifications. Data are transferred as follows on 3 LVDS lanes. - -Slot 0 1 2 3 4 5 6 - ________________ _________________ -Clock \_______________________/ - ______ ______ ______ ______ ______ ______ ______ -DATA0 ><__G0__><__R5__><__R4__><__R3__><__R2__><__R1__><__R0__>< -DATA1 ><__B1__><__B0__><__G5__><__G4__><__G3__><__G2__><__G1__>< -DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B5__><__B4__><__B3__><__B2__>< - -- "jeida-24" - 24-bit data mapping compatible with the [DSIM] and [LDI] - specifications. Data are transferred as follows on 4 LVDS lanes. - -Slot 0 1 2 3 4 5 6 - ________________ _________________ -Clock \_______________________/ - ______ ______ ______ ______ ______ ______ ______ -DATA0 ><__G2__><__R7__><__R6__><__R5__><__R4__><__R3__><__R2__>< -DATA1 ><__B3__><__B2__><__G7__><__G6__><__G5__><__G4__><__G3__>< -DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B7__><__B6__><__B5__><__B4__>< -DATA3 ><_CTL3_><__B1__><__B0__><__G1__><__G0__><__R1__><__R0__>< - -- "vesa-24" - 24-bit data mapping compatible with the [VESA] specification. - Data are transferred as follows on 4 LVDS lanes. - -Slot 0 1 2 3 4 5 6 - ________________ _________________ -Clock \_______________________/ - ______ ______ ______ ______ ______ ______ ______ -DATA0 ><__G0__><__R5__><__R4__><__R3__><__R2__><__R1__><__R0__>< -DATA1 ><__B1__><__B0__><__G5__><__G4__><__G3__><__G2__><__G1__>< -DATA2 ><_CTL2_><_CTL1_><_CTL0_><__B5__><__B4__><__B3__><__B2__>< -DATA3 ><_CTL3_><__B7__><__B6__><__G7__><__G6__><__R7__><__R6__>< - -Control signals are mapped as follows. - -CTL0: HSync -CTL1: VSync -CTL2: Data Enable -CTL3: 0 - - -Example -------- - -panel { - compatible = "mitsubishi,aa121td01", "panel-lvds"; - - width-mm = <261>; - height-mm = <163>; - - data-mapping = "jeida-24"; - - panel-timing { - /* 1280x800 @60Hz */ - clock-frequency = <71000000>; - hactive = <1280>; - vactive = <800>; - hsync-len = <70>; - hfront-porch = <20>; - hback-porch = <70>; - vsync-len = <5>; - vfront-porch = <3>; - vback-porch = <15>; - }; - - port { - panel_in: endpoint { - remote-endpoint = <&lvds_encoder>; - }; - }; -}; -- 2.20.1
