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| author | Shengjiu Wang <shengjiu.wang@nxp.com> | 2020-06-03 18:26:52 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-06-15 20:58:32 +0100 |
| commit | 6f1519a0ff5f1281c4c4d325d6f563a3ed208f7e (patch) | |
| tree | b6b2eb78333594bf0ab0ed86561bbc690943647a /Documentation/devicetree/bindings/sound | |
| parent | 14ebd62c12dc89a0087bf86e79548ee9a6d93625 (diff) | |
| download | linux-6f1519a0ff5f1281c4c4d325d6f563a3ed208f7e.tar.bz2 | |
ASoC: bindings: wm8960: Add property for headphone detection
Add two properties for headphone detection.
wlf,hp-cfg: A list of headphone jack detect configuration register values
wlf,gpio-cfg: A list of GPIO configuration register values
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1591180013-12416-1-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/wm8960.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/wm8960.txt b/Documentation/devicetree/bindings/sound/wm8960.txt index 6d29ac3750ee..85d3b287108c 100644 --- a/Documentation/devicetree/bindings/sound/wm8960.txt +++ b/Documentation/devicetree/bindings/sound/wm8960.txt @@ -21,6 +21,17 @@ Optional properties: enabled and disabled together with HP_L and HP_R pins in response to jack detect events. + - wlf,hp-cfg: A list of headphone jack detect configuration register values. + The list must be 3 entries long. + hp-cfg[0]: HPSEL[1:0] of R48 (Additional Control 4). + hp-cfg[1]: {HPSWEN:HPSWPOL} of R24 (Additional Control 2). + hp-cfg[2]: {TOCLKSEL:TOEN} of R23 (Additional Control 1). + + - wlf,gpio-cfg: A list of GPIO configuration register values. + The list must be 2 entries long. + gpio-cfg[0]: ALRCGPIO of R9 (Audio interface) + gpio-cfg[1]: {GPIOPOL:GPIOSEL[2:0]} of R48 (Additional Control 4). + Example: wm8960: codec@1a { |