| /* |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Copyright (c) 2022 TOKITA Hiroshi <tokita.hiroshi@gmail.com> |
| */ |
| |
| #include <dt-bindings/dma/gd32_dma.h> |
| |
| &dma1 { |
| status = "okay"; |
| }; |
| |
| &pinctrl { |
| spi0_default: spi0_default { |
| group1 { |
| pinmux = <SPI0_MISO_PA6>, <SPI0_SCK_PA5>, |
| <SPI0_MOSI_PA7>, <SPI0_NSS_PA4>; |
| }; |
| }; |
| }; |
| |
| &spi0 { |
| status = "okay"; |
| pinctrl-0 = <&spi0_default>; |
| pinctrl-names = "default"; |
| |
| cs-gpios = <&gpioa 4 GPIO_ACTIVE_LOW>; |
| |
| dmas = <&dma1 0 3 0 0>, <&dma1 5 3 0 0>; |
| dma-names = "rx", "tx"; |
| |
| slow@0 { |
| compatible = "test-spi-loopback-slow"; |
| reg = <0>; |
| spi-max-frequency = <500000>; |
| }; |
| fast@0 { |
| compatible = "test-spi-loopback-fast"; |
| reg = <0>; |
| spi-max-frequency = <16000000>; |
| }; |
| }; |