This patch adds documentation for device tree bindings for keys support
as the subnode of MT6397/MT6323 PMIC.
Acked-by: Rob Herring <r...@kernel.org>
Signed-off-by: Chen Zhong <chen.zh...@mediatek.com>
---
Documentation/devicetree/bindings/mfd/mt6397.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt
b/Documentation/devicetree/bindings/mfd/mt6397.txt
index 522a3bb..d1df77f 100644
--- a/Documentation/devicetree/bindings/mfd/mt6397.txt
+++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
@@ -7,6 +7,7 @@ MT6397/MT6323 is a multifunction device with the following sub
modules:
- GPIO
- Clock
- LED
+- Keys
It is interfaced to host controller using SPI interface by a proprietary
hardware
called PMIC wrapper or pwrap. MT6397/MT6323 MFD is a child device of pwrap.
@@ -40,6 +41,11 @@ Optional subnodes:
- compatible: "mediatek,mt6323-led"
see Documentation/devicetree/bindings/leds/leds-mt6323.txt
+- keys
+ Required properties:
+ - compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys"
+ see Documentation/devicetree/bindings/input/mtk-pmic-keys.txt
+
Example:
pwrap: pwrap@1000f000 {
compatible = "mediatek,mt8135-pwrap";
--
1.7.9.5
