From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeffy Chen Subject: [RESENT PATCH v9 1/2] ASoC: rt5514: Add devicetree bindings for rt5514-spi Date: Wed, 6 Sep 2017 10:50:09 +0800 Message-ID: <20170906025010.10750-1-jeffy.chen@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: linux-kernel@vger.kernel.org, dgreid@chromium.org, heiko@sntech.de Cc: Mark Rutland , devicetree@vger.kernel.org, alsa-devel@alsa-project.org, briannorris@chromium.org, Mark Brown , Jeffy Chen , dianders@chromium.org, Rob Herring , Liam Girdwood , mka@chromium.org List-Id: devicetree@vger.kernel.org Add devicetree bindings documentation file for rt5514 spi dsp codec. Also update rt5514 i2c dt-binding's compatible to distinguish it from rt5514 spi. Signed-off-by: Jeffy Chen --- Changes in v9: Address comments from Brian. .../devicetree/bindings/sound/rt5514-spi.txt | 29 ++++++++++++++++++++++ Documentation/devicetree/bindings/sound/rt5514.txt | 4 +-- 2 files changed, 31 insertions(+), 2 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/rt5514-spi.txt diff --git a/Documentation/devicetree/bindings/sound/rt5514-spi.txt b/Documentation/devicetree/bindings/sound/rt5514-spi.txt new file mode 100644 index 000000000000..7911d1adbd29 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rt5514-spi.txt @@ -0,0 +1,29 @@ +RT5514 SPI audio CODEC + +This device supports SPI only. + +Required properties: + +- compatible : "realtek,rt5514" or "realtek,rt5514", "realtek,rt5514-spi". + +- reg : The SPI address of the device. + +Optional properties: + +- interrupt-parent: Should be the phandle for the interrupt controller +- interrupts: The interrupt number to the cpu. The interrupt specifier format + depends on the interrupt controller. + +Example: + +codec: rt5514-spi@0 { + compatible = "realtek,rt5514", "realtek,rt5514-spi"; + reg = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&mic_int>; + + interrupt-parent = <&gpio1>; + interrupts = <13 IRQ_TYPE_LEVEL_HIGH>; + wakeup-source; +}; diff --git a/Documentation/devicetree/bindings/sound/rt5514.txt b/Documentation/devicetree/bindings/sound/rt5514.txt index 929ca6756b02..841a1159e234 100644 --- a/Documentation/devicetree/bindings/sound/rt5514.txt +++ b/Documentation/devicetree/bindings/sound/rt5514.txt @@ -4,7 +4,7 @@ This device supports I2C only. Required properties: -- compatible : "realtek,rt5514". +- compatible : "realtek,rt5514" or "realtek,rt5514", "realtek,rt5514-i2c". - reg : The I2C address of the device. @@ -28,6 +28,6 @@ Pins on the device (for linking into audio routes) for RT5514: Example: codec: rt5514@57 { - compatible = "realtek,rt5514"; + compatible = "realtek,rt5514", "realtek,rt5514-i2c"; reg = <0x57>; }; -- 2.11.0