| # Copyright (c) 2022, Byte-Lab d.o.o. <dev@byte-lab.com> |
| # Copyright (c) 2024 STMicroelectronics |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: STM32 LCD-TFT display controller |
| |
| compatible: "st,stm32-ltdc" |
| |
| include: [lcd-controller.yaml, pinctrl-device.yaml, reset-device.yaml] |
| |
| properties: |
| disp-on-gpios: |
| type: phandle-array |
| description: | |
| Display on/off GPIO pin. |
| Configure the GPIO polarity (active high/active low) according to LCD datasheet. |
| |
| bl-ctrl-gpios: |
| type: phandle-array |
| description: | |
| Backlight on/off GPIO pin. |
| Configure the GPIO polarity (active high/active low) according to LCD datasheet. |
| |
| ext-sdram: |
| type: phandle |
| description: | |
| External SDRAM in which frame buffer will be stored. |
| If not defined, internal RAM will be used. |
| |
| clocks: |
| required: true |
| |
| resets: |
| required: true |
| |
| interrupts: |
| required: true |
| |
| pinctrl-0: |
| description: | |
| Provide a pin configuration for using parallel pixel output. In combination with DSI HOST |
| the pin configuration is not necessary due to dedicated (MIPI D-PHY) pins. |
| |
| def-back-color-red: |
| type: int |
| description: Default display background color - red |
| |
| def-back-color-green: |
| type: int |
| description: Default display background color - green |
| |
| def-back-color-blue: |
| type: int |
| description: Default display background color - blue |
| |
| window0-x0: |
| type: int |
| description: First pixel in x direction on layer 0. Defaults to 0. |
| |
| window0-x1: |
| type: int |
| description: Last pixel in x direction on layer 0. Defaults to width. |
| |
| window0-y0: |
| type: int |
| description: First pixel in y direction on layer 0. Defaults to 0. |
| |
| window0-y1: |
| type: int |
| description: Last pixel in y direction on layer 0. Defaults to height. |
| |
| display-controller: |
| type: phandle |
| description: | |
| Phandle of the display's controller. When provided, it's used to forward some of the |
| configuration calls (e.g. blanking on/off) sent to LTDC device. |
