tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1Synopsys DesignWare SPI master
2
3Required properties:
4- compatible: should be "snps,designware-spi"
5- #address-cells: see spi-bus.txt
6- #size-cells: see spi-bus.txt
7- reg: address and length of the spi master registers
8- interrupts: should contain one interrupt
9- clocks: spi clock phandle
10- num-cs: see spi-bus.txt
11
12Optional properties:
13- cs-gpios: see spi-bus.txt
14
15Example:
16
17spi: spi@4020a000 {
18 compatible = "snps,designware-spi";
19 interrupts = <11 1>;
20 reg = <0x4020a000 0x1000>;
21 clocks = <&pclk>;
22 num-cs = <2>;
23 cs-gpios = <&banka 0 0>;
24};