From nobody Thu Oct 31 00:20:58 2024 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BC5ADCD54B2 for ; Tue, 19 Sep 2023 11:06:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232124AbjISLGi (ORCPT ); Tue, 19 Sep 2023 07:06:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52826 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232215AbjISLGI (ORCPT ); Tue, 19 Sep 2023 07:06:08 -0400 Received: from out28-52.mail.aliyun.com (out28-52.mail.aliyun.com [115.124.28.52]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EBE3512D; Tue, 19 Sep 2023 03:57:44 -0700 (PDT) X-Alimail-AntiSpam: AC=CONTINUE;BC=0.3465002|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.42984-0.00186958-0.568291;FP=7261269027978073474|1|1|19|0|-1|-1|-1;HT=ay29a033018047194;MF=wangweidong.a@awinic.com;NM=1;PH=DS;RN=27;RT=27;SR=0;TI=SMTPD_---.Uj4ERmC_1695121054; Received: from ubuntu-VirtualBox..(mailfrom:wangweidong.a@awinic.com fp:SMTPD_---.Uj4ERmC_1695121054) by smtp.aliyun-inc.com; Tue, 19 Sep 2023 18:57:41 +0800 From: wangweidong.a@awinic.com To: lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, perex@perex.cz, tiwai@suse.com, wangweidong.a@awinic.com, rf@opensource.cirrus.com, herve.codina@bootlin.com, shumingf@realtek.com, ryans.lee@analog.com, 13916275206@139.com, linus.walleij@linaro.org, ckeepax@opensource.cirrus.com, povik+lin@cutebit.org, harshit.m.mogalapalli@oracle.com, arnd@arndb.de, yijiangtao@awinic.com, yang.lee@linux.alibaba.com, liweilei@awinic.com, u.kleine-koenig@pengutronix.de, colin.i.king@gmail.com, trix@redhat.com, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V4 1/7] ASoC: dt-bindings: awinic,aw88395: Add properties for multiple PA support Date: Tue, 19 Sep 2023 18:57:18 +0800 Message-ID: <20230919105724.105624-2-wangweidong.a@awinic.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230919105724.105624-1-wangweidong.a@awinic.com> References: <20230919105724.105624-1-wangweidong.a@awinic.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Weidong Wang Add two properties, the "awinic,audio-channel" property and the "awinic,sync-flag". The "awinic,audio-channel" is used to make different PA load different configurations, the "awinic,sync-flag" is used to synchronize the phases of multiple PA. These two properties will be read by the corresponding driver, allowing multi-PA to achieve better playback effect. Signed-off-by: Weidong Wang Acked-by: Rob Herring --- .../bindings/sound/awinic,aw88395.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/awinic,aw88395.yaml b/= Documentation/devicetree/bindings/sound/awinic,aw88395.yaml index 4051c2538caf..b977d3de87cb 100644 --- a/Documentation/devicetree/bindings/sound/awinic,aw88395.yaml +++ b/Documentation/devicetree/bindings/sound/awinic,aw88395.yaml @@ -32,11 +32,25 @@ properties: reset-gpios: maxItems: 1 =20 + awinic,audio-channel: + description: + It is used to distinguish multiple PA devices, so that different + configurations can be loaded to different PA devices + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 + + awinic,sync-flag: + description: + Flag bit used to keep the phase synchronized in the case of multiple= PA + $ref: /schemas/types.yaml#/definitions/flag + required: - compatible - reg - '#sound-dai-cells' - reset-gpios + - awinic,audio-channel =20 unevaluatedProperties: false =20 @@ -51,5 +65,7 @@ examples: reg =3D <0x34>; #sound-dai-cells =3D <0>; reset-gpios =3D <&gpio 10 GPIO_ACTIVE_LOW>; + awinic,audio-channel =3D <0>; + awinic,sync-flag; }; }; --=20 2.41.0