1/* 2 * Copyright (c) 2020, Linaro Ltd. 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Application overlay for spi devices 7 */ 8 9test_spi_fpga_ice40_gpio: ice40@0 { 10 status = "okay"; 11 compatible = "lattice,ice40-fpga-bitbang"; 12 13 reg = <0>; 14 spi-max-frequency = <1000000>; 15 16 cdone-gpios = <&test_gpio 0 0>; 17 creset-gpios = <&test_gpio 0 0>; 18 clk-gpios = <&test_gpio 0 0>; 19 pico-gpios = <&test_gpio 0 0>; 20 gpios-set-reg = <0>; 21 gpios-clear-reg = <0>; 22 config-delay-us = <3900>; 23}; 24 25test_spi_fpga_ice40_spi: ice40@1 { 26 status = "okay"; 27 compatible = "lattice,ice40-fpga"; 28 29 reg = <1>; 30 spi-max-frequency = <1000000>; 31 32 cdone-gpios = <&test_gpio 0 0>; 33 creset-gpios = <&test_gpio 0 0>; 34 config-delay-us = <3900>; 35}; 36