xref: /openbmc/linux/Documentation/devicetree/bindings/spi/spi-ath79.txt (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
176426aacSAlban BedelBinding for Qualcomm Atheros AR7xxx/AR9xxx SPI controller
276426aacSAlban Bedel
376426aacSAlban BedelRequired properties:
476426aacSAlban Bedel- compatible: has to be "qca,<soc-type>-spi", "qca,ar7100-spi" as fallback.
576426aacSAlban Bedel- reg: Base address and size of the controllers memory area
6*3b6e644eSAlban Bedel- clocks: phandle of the AHB clock.
776426aacSAlban Bedel- clock-names: has to be "ahb".
876426aacSAlban Bedel- #address-cells: <1>, as required by generic SPI binding.
976426aacSAlban Bedel- #size-cells: <0>, also as required by generic SPI binding.
1076426aacSAlban Bedel
1176426aacSAlban BedelChild nodes as per the generic SPI binding.
1276426aacSAlban Bedel
1376426aacSAlban BedelExample:
1476426aacSAlban Bedel
15*3b6e644eSAlban Bedel	spi@1f000000 {
1676426aacSAlban Bedel		compatible = "qca,ar9132-spi", "qca,ar7100-spi";
17*3b6e644eSAlban Bedel		reg = <0x1f000000 0x10>;
1876426aacSAlban Bedel
1976426aacSAlban Bedel		clocks = <&pll 2>;
2076426aacSAlban Bedel		clock-names = "ahb";
2176426aacSAlban Bedel
2276426aacSAlban Bedel		#address-cells = <1>;
2376426aacSAlban Bedel		#size-cells = <0>;
2476426aacSAlban Bedel	};
25