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dt-bindings: sound: rockchip: add compatible for rk3308/px30 

This patch adds bindings for rk3308/px30.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Sugar Zhang 2019-04-04 11:53:15 +08:00 committed by Mark Brown
parent 624e8e00ac
commit 6bfff70798
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4
Documentation/devicetree/bindings/sound/rockchip,pdm.txt
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@ -3,6 +3,8 @@
Required properties:
- compatible: "rockchip,pdm"
- "rockchip,px30-pdm"
- "rockchip,rk3308-pdm"
- reg: physical base address of the controller and length of memory mapped
region.
- dmas: DMA specifiers for rx dma. See the DMA client binding,
@ -12,6 +14,8 @@ Required properties:
- clock-names: should contain following:
- "pdm_hclk": clock for PDM BUS
- "pdm_clk" : clock for PDM controller
- resets: a list of phandle + reset-specifer paris, one for each entry in reset-names.
- reset-names: reset names, should include "pdm-m".
- pinctrl-names: Must contain a "default" entry.
- pinctrl-N: One property must exist for each entry in
pinctrl-names. See ../pinctrl/pinctrl-bindings.txt