Lines Matching +full:spi +full:- +full:max +full:- +full:frequency

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices AD2S90 Resolver-to-Digital Converter
10   - Matheus Tavares <matheus.bernardino@usp.br>
22   spi-max-frequency:
25       Chip's max frequency, as specified in its datasheet, is 2Mhz. But a 600ns
28       implemented in the spi code, to satisfy it, SCLK's period should be at
29       most 2 * 600ns, so the max frequency should be 1 / (2 * 6e-7), which gives
32   spi-cpol: true
34   spi-cpha: true
39   - compatible
40   - reg
43   spi-cpol: [ spi-cpha ]
44   spi-cpha: [ spi-cpol ]
47   - |
48     spi {
49         #address-cells = <1>;
50         #size-cells = <0>;
55             spi-max-frequency = <830000>;
56             spi-cpol;
57             spi-cpha;