From: Rob Herring <robh@kernel.org>
To: "Cormier, Jonathan" <jcormier@criticallink.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>,
devicetree@vger.kernel.org, Bob Duke <bduke@criticallink.com>,
Mike Williamson <michael.williamson@criticallink.com>,
Greg Gluszek <greg.gluszek@criticallink.com>,
Mark Brown <broonie@linaro.org>, Jaroslav Kysela <perex@perex.cz>,
Takashi Iwai <tiwai@suse.com>,
Peter Ujfalusi <peter.ujfalusi@ti.com>,
Jyri Sarha <jsarha@ti.com>,
Misael Lopez Cruz <misael.lopez@ti.com>,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/7] dt-bindings: ASoC: tlv320aic26: Add device tree binding
Date: Sun, 31 Mar 2019 01:41:21 -0500 [thread overview]
Message-ID: <20190331010229.GA10206@bogus> (raw)
In-Reply-To: <20190321221549.13765-3-jcormier@criticallink.com>
On Thu, Mar 21, 2019 at 06:15:44PM -0400, Cormier, Jonathan wrote:
> Add support for the TI tlv320aic26 sound codec
>
> Signed-off-by: Cormier, Jonathan <jcormier@criticallink.com>
> ---
> .../devicetree/bindings/sound/tlv320aic26.txt | 65 +++++++++++++++++++
> 1 file changed, 65 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/tlv320aic26.txt
>
> diff --git a/Documentation/devicetree/bindings/sound/tlv320aic26.txt b/Documentation/devicetree/bindings/sound/tlv320aic26.txt
> new file mode 100644
> index 000000000000..93aa0f76ec0d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/tlv320aic26.txt
> @@ -0,0 +1,65 @@
> +Texas Instruments - tlv320aic26 Codec module
> +
> +The tlv320aic26 serial control bus communicates through I2C protocols
> +
> +Required properties:
> +
> +- compatible - "string" - One of:
> + "ti,tlv320aic26" - TLV320AIC26
> +- reg - <int> - SPI chip select
> +
> +CODEC input pins:
> + * MICIN
> + * AUX
> +
> +CODEC output pins:
> + * HPL
> + * HPR
> +
> +The pins can be used in referring sound node's audio-routing property.
> +
> +Example:
> +
> +tlv320aic26: tlv320aic26@0 {
audio-codec@0
> + compatible = "ti,tlv320aic26";
> + reg = <0>;
> +};
> +
> +&spi0 {
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&spi0_pins>;
> + pinctrl-1 = <&spi0_sleep_pins>;
> +
> + status = "okay";
Don't show status in examples.
> + ti,pindir-d0-out-d1-in = <1>;
> +
> + tlv320aic26: tlv320aic26@1 {
This split is convention, but outside the scope of binding docs, so
please just show the complete node.
> + compatible = "ti,tlv320aic26";
> + reg = <0x1>;
> + status = "okay";
> +
> + spi-max-frequency = <2000000>;
> + spi-cpha;
> + };
> +};
> +
> +sound {
> + compatible = "simple-audio-card";
> + simple-audio-card,name = "AM335x_SND";
> + simple-audio-card,format = "dsp_b";
> + /* SND_SOC_DAIFMT_CBM_CFM */
> + simple-audio-card,bitclock-master = <&tlv320aic26_codec>;
> + simple-audio-card,frame-master = <&tlv320aic26_codec>;
> + /* SND_SOC_DAIFMT_IB_NF */
> + simple-audio-card,bitclock-inversion;
> +
> + simple-audio-card,cpu {
> + sound-dai = <&mcasp1>;
> + system-clock-frequency = <24576000>;
> + };
> +
> + tlv320aic26_codec: simple-audio-card,codec {
> + sound-dai = <&tlv320aic26>;
> + system-clock-frequency = <24576000>;
> + };
> +};
> --
> 2.21.0
>
next prev parent reply other threads:[~2019-03-31 6:41 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-21 22:15 [PATCH v2 0/7] ASoC: tlv320aic26: Add device tree support and bug fixes Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 1/7] ASoC: tlv320aic26: Allow tlv320aic26 to be selected in menuconfig Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 2/7] dt-bindings: ASoC: tlv320aic26: Add device tree binding Cormier, Jonathan
2019-03-31 6:41 ` Rob Herring [this message]
2019-03-21 22:15 ` [PATCH v2 3/7] " Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 4/7] ASoC: tlv320aic26: Fix module autoload Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 5/7] ASoC: tlv320aic26: Fix regmap by setting reg_defaults and reg_stride Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 6/7] ASoC: tlv320aic26: hw_params was unintentionally clearing AIC26 master mode Cormier, Jonathan
2019-03-21 22:15 ` [PATCH v2 7/7] ASoC: tlv320aic26: Change Capture Mute to Capture Switch to match alsa documentation Cormier, Jonathan
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