diff options
Diffstat (limited to 'dts/Bindings/spi/spi-controller.yaml')
| -rw-r--r-- | dts/Bindings/spi/spi-controller.yaml | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/dts/Bindings/spi/spi-controller.yaml b/dts/Bindings/spi/spi-controller.yaml index 1e0ca6ccf6..d8e5509a70 100644 --- a/dts/Bindings/spi/spi-controller.yaml +++ b/dts/Bindings/spi/spi-controller.yaml @@ -52,6 +52,12 @@ properties: description: The SPI controller acts as a slave, instead of a master. +oneOf: + - required: + - "#address-cells" + - required: + - spi-slave + patternProperties: "^slave$": type: object @@ -114,7 +120,7 @@ patternProperties: - enum: [ 1, 2, 4, 8 ] - default: 1 description: - Bus width to the SPI bus used for MISO. + Bus width to the SPI bus used for read transfers. spi-rx-delay-us: description: @@ -126,7 +132,7 @@ patternProperties: - enum: [ 1, 2, 4, 8 ] - default: 1 description: - Bus width to the SPI bus used for MOSI. + Bus width to the SPI bus used for write transfers. spi-tx-delay-us: description: |