| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | * Nokia N900 audio setup |
| 2 | |
| 3 | Required properties: |
| 4 | - compatible: Should contain "nokia,n900-audio" |
| 5 | - nokia,cpu-dai: phandle for the McBSP node |
| 6 | - nokia,audio-codec: phandles for the main TLV320AIC3X node and the |
| 7 | auxiliary TLV320AIC3X node (in this order) |
| 8 | - nokia,headphone-amplifier: phandle for the TPA6130A2 node |
| 9 | - tvout-selection-gpios: GPIO for tvout selection |
| 10 | - jack-detection-gpios: GPIO for jack detection |
| 11 | - eci-switch-gpios: GPIO for ECI (Enhancement Control Interface) switch |
| 12 | - speaker-amplifier-gpios: GPIO for speaker amplifier |
| 13 | |
| 14 | Example: |
| 15 | |
| 16 | sound { |
| 17 | compatible = "nokia,n900-audio"; |
| 18 | |
| 19 | nokia,cpu-dai = <&mcbsp2>; |
| 20 | nokia,audio-codec = <&tlv320aic3x>, <&tlv320aic3x_aux>; |
| 21 | nokia,headphone-amplifier = <&tpa6130a2>; |
| 22 | |
| 23 | tvout-selection-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>; /* 40 */ |
| 24 | jack-detection-gpios = <&gpio6 17 GPIO_ACTIVE_HIGH>; /* 177 */ |
| 25 | eci-switch-gpios = <&gpio6 22 GPIO_ACTIVE_HIGH>; /* 182 */ |
| 26 | speaker-amplifier-gpios = <&twl_gpio 7 GPIO_ACTIVE_HIGH>; |
| 27 | }; |