760210f39d
Separate the current driver for the FPGA iCE40 into two different ones. One implements only the SPI load mode, the other one only the GPIO bitbang mode. Signed-off-by: Benedikt Schmidt <benedikt.schmidt@embedded-solutions.at>
35 lines
710 B
Text
35 lines
710 B
Text
/*
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* Copyright (c) 2020, Linaro Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Application overlay for spi devices
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*/
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test_spi_fpga_ice40_gpio: ice40@0 {
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status = "okay";
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compatible = "lattice,ice40-fpga-bitbang";
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reg = <0>;
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spi-max-frequency = <1000000>;
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cdone-gpios = <&test_gpio 0 0>;
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creset-gpios = <&test_gpio 0 0>;
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clk-gpios = <&test_gpio 0 0>;
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pico-gpios = <&test_gpio 0 0>;
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gpios-set-reg = <0>;
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gpios-clear-reg = <0>;
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config-delay-us = <3900>;
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};
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test_spi_fpga_ice40_spi: ice40@1 {
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status = "okay";
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compatible = "lattice,ice40-fpga";
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reg = <1>;
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spi-max-frequency = <1000000>;
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cdone-gpios = <&test_gpio 0 0>;
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creset-gpios = <&test_gpio 0 0>;
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config-delay-us = <3900>;
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};
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