[PATCH] ASoC: rt5514: Add devicetree binding support for rt5514-spi
From: Jeffy Chen
Date: Mon Sep 18 2017 - 07:14:34 EST
Add devicetree binding support for rt5514 spi dsp codec.
Signed-off-by: Jeffy Chen <jeffy.chen@xxxxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Documentation/devicetree/bindings/sound/rt5514.txt | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/rt5514.txt b/Documentation/devicetree/bindings/sound/rt5514.txt
index 929ca6756b02..4f33b0d96afe 100644
@@ -1,22 +1,27 @@
RT5514 audio CODEC
-This device supports I2C only.
+This device supports both I2C and SPI.
- compatible : "realtek,rt5514".
-- reg : The I2C address of the device.
+- reg : the I2C address of the device for I2C, the chip select
+ number for SPI.
- clocks: The phandle of the master clock to the CODEC
- clock-names: Should be "mclk"
+- interrupt-parent: The phandle for the interrupt controller.
+- interrupts: The interrupt number to the cpu. The interrupt specifier format
+ depends on the interrupt controller.
- Set the DMIC initial delay (ms) to wait it ready.
+ Set the DMIC initial delay (ms) to wait it ready for I2C.
-Pins on the device (for linking into audio routes) for RT5514:
+Pins on the device (for linking into audio routes) for I2C: