| Daniel Mack | a31ebc3 | 2012-09-28 01:36:44 +0200 | [diff] [blame] | 1 | Cirrus Logic CS4271 DT bindings |
| 2 | |
| 3 | This driver supports both the I2C and the SPI bus. |
| 4 | |
| 5 | Required properties: |
| 6 | |
| 7 | - compatible: "cirrus,cs4271" |
| 8 | |
| 9 | For required properties on SPI, please consult |
| 10 | Documentation/devicetree/bindings/spi/spi-bus.txt |
| 11 | |
| 12 | Required properties on I2C: |
| 13 | |
| 14 | - reg: the i2c address |
| 15 | |
| 16 | |
| 17 | Optional properties: |
| 18 | |
| 19 | - reset-gpio: a GPIO spec to define which pin is connected to the chip's |
| 20 | !RESET pin |
| 21 | |
| 22 | Examples: |
| 23 | |
| 24 | codec_i2c: cs4271@10 { |
| 25 | compatible = "cirrus,cs4271"; |
| 26 | reg = <0x10>; |
| 27 | reset-gpio = <&gpio 23 0>; |
| 28 | }; |
| 29 | |
| 30 | codec_spi: cs4271@0 { |
| 31 | compatible = "cirrus,cs4271"; |
| 32 | reg = <0x0>; |
| 33 | reset-gpio = <&gpio 23 0>; |
| 34 | spi-max-frequency = <6000000>; |
| 35 | }; |
| 36 | |