openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: cs35l35: Add DT binding to specify usage of an external boost supply 

Add a device tree binding to let the driver know that the amplifier is
configured to use an external boost supply.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax 2017-04-06 13:52:14 +01:00 committed by Mark Brown
parent 77b329d194
commit 0c67fb5544
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/devicetree/bindings/sound/cs35l35.txt
View File

@ -33,6 +33,10 @@ Optional properties:
- cirrus,shared-boost : Boolean to enable ClassH tracking of Advisory Signal
if 2 Devices share Boost BST_CTL
- cirrus,external-boost : Boolean to specify the device is using an external
boost supply, note that sharing a boost from another cs35l35 would constitute
using an external supply for the slave device
- cirrus,sp-drv-strength : Value for setting the Serial Port drive strength
Table 3-10 of the datasheet lists drive-strength specifications
0 = 1x (Default)