2026-07-18 00:38:46 +02:00

68 lines
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description: >
AXS15231B display panel (QSPI interface). Combined display+touch controller chip - see
axs,axs15231b-touch for the touch side, which sits on a separate I2C bus and is modeled as an
independent devicetree node.
compatible: "axs,axs15231b"
bus: spi
properties:
horizontal-resolution:
type: int
required: true
description: Horizontal resolution in pixels
vertical-resolution:
type: int
required: true
description: Vertical resolution in pixels
mirror-x:
type: boolean
default: false
description: Mirror the X axis
mirror-y:
type: boolean
default: false
description: Mirror the Y axis
invert-color:
type: boolean
default: false
description: Invert the panel's color output
bgr-order:
type: boolean
default: false
description: Use BGR element order instead of RGB
pixel-clock-hz:
type: int
default: 40000000
description: QSPI pixel clock frequency in Hz
transaction-queue-depth:
type: int
default: 10
description: Size of the internal SPI transaction queue
pin-reset:
type: phandles
default: GPIO_PIN_SPEC_NONE
description: Reset GPIO pin
reset-active-high:
type: boolean
default: false
description: Whether the reset pin is active high
pin-te:
type: phandles
default: GPIO_PIN_SPEC_NONE
description: Optional Tearing-Effect GPIO pin. When set, draw_bitmap waits (best-effort, up
to 20ms) for a V-blank pulse on this pin before starting each transfer, to reduce visible
tearing. Omit to skip TE sync entirely.
init-sequence:
type: array
element-type: uint8_t
description: >
Custom vendor bring-up sequence, flattened into bytes as a run of
[cmd, data-length, delay-ms, data-length bytes of data...] entries. Omit to use the
AXS15231B component's own built-in default sequence.
backlight:
type: phandle
default: "NULL"
description: Optional reference to this display's backlight device