| /* |
| * Copyright (c) 2021 Seagate Technology LLC |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <dt-bindings/led/led.h> |
| |
| #include "../f070rb-bindings.h" |
| |
| &spi1 { /* MOSI on PA7 */ |
| dmas = <&dma1 3 0x20440>, <&dma1 2 0x20480>; |
| dma-names = "tx", "rx"; |
| |
| led_strip: b1414@0 { |
| compatible = "everlight,b1414", "worldsemi,ws2812-spi"; |
| label = "B1414"; |
| |
| /* SPI */ |
| reg = <0>; /* ignored, but necessary for SPI bindings */ |
| spi-max-frequency = <B1414_SPI_FREQ>; |
| frame-format = <32768>; /* SPI_FRAME_FORMAT_TI */ |
| |
| /* B1414 */ |
| chain-length = <18>; /* arbitrary; change at will */ |
| spi-one-frame = <B1414_ONE_FRAME>; |
| spi-zero-frame = <B1414_ZERO_FRAME>; |
| color-mapping = <LED_COLOR_ID_BLUE |
| LED_COLOR_ID_GREEN |
| LED_COLOR_ID_RED>; |
| |
| reset-delay = <250>; |
| status = "okay"; |
| }; |
| }; |
| |
| &dma1 { |
| status = "okay"; |
| }; |
| |
| / { |
| aliases { |
| led-strip = &led_strip; |
| }; |
| }; |
