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Wed, 14 Oct 2020 15:54:33 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1913.5 via Frontend Transport; Wed, 14 Oct 2020 15:54:33 +0100 Received: from AUSNPC0LSNW1-debian.ad.cirrus.com (ausnpc0lsnw1.ad.cirrus.com [198.61.64.143]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 2DC7A2C1; Wed, 14 Oct 2020 14:54:33 +0000 (UTC) From: Richard Fitzgerald To: , , Subject: [PATCH 2/7] ASoC: simple-card: Add plls and sysclks DT schema Date: Wed, 14 Oct 2020 15:54:13 +0100 Message-ID: <20201014145418.31838-3-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201014145418.31838-1-rf@opensource.cirrus.com> References: <20201014145418.31838-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 suspectscore=0 impostorscore=0 mlxscore=0 spamscore=0 bulkscore=0 mlxlogscore=706 clxscore=1015 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010140108 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, Richard Fitzgerald , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" This adds the two new properties 'plls' and 'sysclks' to the dt bindings schema document. These add the ability to set values that will be passed to snd_soc_component_set_sysclk() and snd_soc_component_set_pll(). Signed-off-by: Richard Fitzgerald --- .../bindings/sound/simple-card.yaml | 56 +++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/simple-card.yaml b/Documentation/devicetree/bindings/sound/simple-card.yaml index 35e669020296..48c9a4313d58 100644 --- a/Documentation/devicetree/bindings/sound/simple-card.yaml +++ b/Documentation/devicetree/bindings/sound/simple-card.yaml @@ -92,6 +92,25 @@ definitions: description: the widget names for which pin switches must be created. $ref: /schemas/types.yaml#/definitions/string-array + plls: + description: | + A list of component pll settings that will be applied with + snd_soc_component_set_pll. Each entry is a phandle to the node of the + codec or cpu component, followed by the four arguments id, source, + frequency_in, frequency_out. Multiple entries can have the same phandle + so that several plls can be set in the same component. + $ref: /schemas/types.yaml#/definitions/phandle-array + + sysclks: + description: | + A list of component sysclk settings that will be applied with + snd_soc_component_set_sysclk. Each entry is a phandle to the node of + the codec or cpu component, followed by the four arguments id, source, + frequency, direction. Direction is 0 if the clock is an input, 1 if it + is an output. Multiple entries can have the same phandle so that several + clocks can be set in the same component. + $ref: /schemas/types.yaml#/definitions/phandle-array + format: description: audio format. items: @@ -192,6 +211,10 @@ patternProperties: $ref: "#/definitions/prefix" "^simple-audio-card,pin-switches$": $ref: "#/definitions/pin-switches" + "^simple-audio-card,plls$": + $ref: "#/definitions/plls" + "^simple-audio-card,sysclks$": + $ref: "#/definitions/sysclks" "^simple-audio-card,hp-det-gpio$": maxItems: 1 "^simple-audio-card,mic-det-gpio$": @@ -489,3 +512,36 @@ examples: }; }; }; + +#-------------------- +# Codec with component PLL and SYSCLK settings +#-------------------- + - | + sound { + compatible = "simple-audio-card"; + + simple-audio-card,plls = < + &cs47l15 1 1 32768 98304000 + >; + + simple-audio-card,sysclks = < + &cs47l15 1 4 98304000 0 + &cs47l15 8 4 147456000 0 + >; + + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&cs47l15_codec_dai>; + simple-audio-card,frame-master = <&cs47l15_codec_dai>; + + simple-audio-card,cpu { + sound-dai = <&axi_i2s0 0>; + }; + + cs47l15_codec_dai: simple-audio-card,codec { + sound-dai = <&cs47l15 0>; + + /* Disable dai_set_sysclk() */ + system-clock-frequency = <0>; + mclk-fs = <0>; + }; + };