diff options
| author | David Lechner <david@lechnology.com> | 2018-01-01 13:02:15 -0600 |
|---|---|---|
| committer | Noralf Trønnes <noralf@tronnes.org> | 2018-01-03 13:53:46 +0100 |
| commit | 634ab311fca6f864f5ce5b887ae8a55e238c1dea (patch) | |
| tree | d8f388d2ea5acc50a292f7e06a3f111e2461e618 /Documentation/devicetree/bindings/display | |
| parent | 95e2ce7b423bedbf575aca26c5e0a55678a914e6 (diff) | |
dt-bindings: Add binding for Sitronix ST7735R display panels
This adds a new device tree binding for Sitronix ST7735R display panels,
such as the Adafruit 1.8" TFT.
Signed-off-by: David Lechner <david@lechnology.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1514833336-22564-3-git-send-email-david@lechnology.com
Diffstat (limited to 'Documentation/devicetree/bindings/display')
| -rw-r--r-- | Documentation/devicetree/bindings/display/sitronix,st7735r.txt | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/sitronix,st7735r.txt b/Documentation/devicetree/bindings/display/sitronix,st7735r.txt new file mode 100644 index 000000000000..f0a5090a3326 --- /dev/null +++ b/Documentation/devicetree/bindings/display/sitronix,st7735r.txt @@ -0,0 +1,35 @@ +Sitronix ST7735R display panels + +This binding is for display panels using a Sitronix ST7735R controller in SPI +mode. + +Required properties: +- compatible: "jianda,jd-t18003-t01", "sitronix,st7735r" +- dc-gpios: Display data/command selection (D/CX) +- reset-gpios: Reset signal (RSTX) + +The node for this driver must be a child node of a SPI controller, hence +all mandatory properties described in ../spi/spi-bus.txt must be specified. + +Optional properties: +- rotation: panel rotation in degrees counter clockwise (0,90,180,270) +- backlight: phandle of the backlight device attached to the panel + +Example: + + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpio 44 GPIO_ACTIVE_HIGH>; + } + + ... + + display@0{ + compatible = "jianda,jd-t18003-t01", "sitronix,st7735r"; + reg = <0>; + spi-max-frequency = <32000000>; + dc-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>; + rotation = <270>; + backlight = &backlight; + }; |