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authorDaniel Mack <zonque@gmail.com>2012-11-14 11:28:39 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-11-23 16:09:03 +0100
commit385a4c2e286571ba824ee5312f506f198866c3b5 (patch)
treecd50dafd2916208b81aee183794a6b05739512e0 /Documentation/devicetree/bindings/sound
parentASoC: ak4104: add DT bindings (diff)
downloadlinux-385a4c2e286571ba824ee5312f506f198866c3b5.tar.xz
linux-385a4c2e286571ba824ee5312f506f198866c3b5.zip
ASoC: ak4104: add reset line property to DT bindings
This device doesn't have a pdata definition for legacy boards, and unless anyone need to control the reset GPIO, it's not worth adding one. So this feature is only available to DT users for now. Signed-off-by: Daniel Mack <zonque@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r--Documentation/devicetree/bindings/sound/ak4104.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/ak4104.txt b/Documentation/devicetree/bindings/sound/ak4104.txt
index 1f8e5066d443..b902ee39cf89 100644
--- a/Documentation/devicetree/bindings/sound/ak4104.txt
+++ b/Documentation/devicetree/bindings/sound/ak4104.txt
@@ -8,6 +8,11 @@ Required properties:
- reg : The chip select number on the SPI bus
+Optional properties:
+
+ - reset-gpio : a GPIO spec for the reset pin. If specified, it will be
+ deasserted before communication to the device starts.
+
Example:
spdif: ak4104@0 {