[PATCH 2/4] ASoC: wm8804: Update binding documentation to include reset GPIO

[Charles Keepax <ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>]

From: Charles Keepax <ckeepax-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

Signed-off-by: Charles Keepax <ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
---
 Documentation/devicetree/bindings/sound/wm8804.txt |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/wm8804.txt b/Documentation/devicetree/bindings/sound/wm8804.txt
index 10ef076..6fd124b 100644
--- a/Documentation/devicetree/bindings/sound/wm8804.txt
+++ b/Documentation/devicetree/bindings/sound/wm8804.txt
@@ -13,6 +13,10 @@ Required properties:
   - PVDD-supply, DVDD-supply : Power supplies for the device, as covered
     in Documentation/devicetree/bindings/regulator/regulator.txt
 
+Optional properties:
+
+  - wlf,reset-gpio: A GPIO specifier for the GPIO controlling the reset pin
+
 Example:
 
 codec: wm8804@1a {
-- 
1.7.2.5

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