From: Jeffy Chen <jeffy.chen@rock-chips.com>
To: linux-kernel@vger.kernel.org, dgreid@chromium.org, heiko@sntech.de
Cc: briannorris@chromium.org, broonie@kernel.org, mka@chromium.org,
dianders@chromium.org, Jeffy Chen <jeffy.chen@rock-chips.com>,
devicetree@vger.kernel.org, alsa-devel@alsa-project.org,
Liam Girdwood <lgirdwood@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH v12 1/2] ASoC: rt5514: Add devicetree binding support for rt5514-spi
Date: Tue, 19 Sep 2017 10:54:38 +0800 [thread overview]
Message-ID: <20170919025439.7107-1-jeffy.chen@rock-chips.com> (raw)
Add devicetree binding support for rt5514 spi dsp codec.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
Changes in v12: None
Changes in v11:
Use same compatible for rt5514-i2c & rt5514-spi.
Changes in v10:
Put rt5514-i2c doc & rt5514-spi doc together.
Changes in v9:
Address comments from Brian.
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
--- a/Documentation/devicetree/bindings/sound/rt5514.txt
+++ b/Documentation/devicetree/bindings/sound/rt5514.txt
@@ -1,22 +1,27 @@
RT5514 audio CODEC
-This device supports I2C only.
+This device supports both I2C and SPI.
Required properties:
- 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.
Optional properties:
- 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.
+
- realtek,dmic-init-delay-ms
- 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:
* DMIC1L
* DMIC1R
--
2.11.0
reply other threads:[~2017-09-19 2:54 UTC|newest]
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