diff options
Diffstat (limited to 'Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml new file mode 100644 index 000000000000..a40197ab281e --- /dev/null +++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/st,stm32-ltdc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STMicroelectronics STM32 lcd-tft display controller + +maintainers: + - Philippe Cornu <philippe.cornu@st.com> + - Yannick Fertre <yannick.fertre@st.com> + +properties: + compatible: + const: st,stm32-ltdc + + reg: + maxItems: 1 + + interrupts: + items: + - description: events interrupt line. + - description: errors interrupt line. + minItems: 1 + maxItems: 2 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: lcd + + resets: + maxItems: 1 + + port: + type: object + description: + "Video port for DPI RGB output. + ltdc has one video port with up to 2 endpoints: + - for external dpi rgb panel or bridge, using gpios. + - for internal dpi input of the MIPI DSI host controller. + Note: These 2 endpoints cannot be activated simultaneously. + Please refer to the bindings defined in + Documentation/devicetree/bindings/media/video-interfaces.txt." + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - port + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/stm32mp1-clks.h> + #include <dt-bindings/reset/stm32mp1-resets.h> + ltdc: display-controller@40016800 { + compatible = "st,stm32-ltdc"; + reg = <0x5a001000 0x400>; + interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&rcc LTDC_PX>; + clock-names = "lcd"; + resets = <&rcc LTDC_R>; + + port { + ltdc_out_dsi: endpoint { + remote-endpoint = <&dsi_in>; + }; + }; + }; + +... + |