From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D09B5C4338F for ; Tue, 24 Aug 2021 09:18:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B916D60E78 for ; Tue, 24 Aug 2021 09:18:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235469AbhHXJTC (ORCPT ); Tue, 24 Aug 2021 05:19:02 -0400 Received: from lucky1.263xmail.com ([211.157.147.132]:52048 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235463AbhHXJTC (ORCPT ); Tue, 24 Aug 2021 05:19:02 -0400 Received: from localhost (unknown [192.168.167.235]) by lucky1.263xmail.com (Postfix) with ESMTP id E4EEEFB573; Tue, 24 Aug 2021 17:18:15 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P32763T139760842565376S1629796684553502_; Tue, 24 Aug 2021 17:18:16 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: X-RL-SENDER: sugar.zhang@rock-chips.com X-SENDER: zxg@rock-chips.com X-LOGIN-NAME: sugar.zhang@rock-chips.com X-FST-TO: broonie@kernel.org X-RCPT-COUNT: 6 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Sugar Zhang To: broonie@kernel.org, heiko@sntech.de Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Sugar Zhang Subject: [PATCH v2 09/15] ASoC: rockchip: i2s: Add property to specify play/cap capability Date: Tue, 24 Aug 2021 17:17:56 +0800 Message-Id: <1629796682-4170-4-git-send-email-sugar.zhang@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1629796561-4025-1-git-send-email-sugar.zhang@rock-chips.com> References: <1629796561-4025-1-git-send-email-sugar.zhang@rock-chips.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org - 'rockchip,playback-only': support playback only. - 'rockchip,capture-only': support capture only. Signed-off-by: Sugar Zhang --- Changes in v2: None sound/soc/rockchip/rockchip_i2s.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c index 15e2690..90580dc 100644 --- a/sound/soc/rockchip/rockchip_i2s.c +++ b/sound/soc/rockchip/rockchip_i2s.c @@ -720,6 +720,11 @@ static int rockchip_i2s_probe(struct platform_device *pdev) soc_dai->capture.channels_max = val; } + if (of_property_read_bool(node, "rockchip,playback-only")) + soc_dai->capture.channels_min = 0; + else if (of_property_read_bool(node, "rockchip,capture-only")) + soc_dai->playback.channels_min = 0; + ret = devm_snd_soc_register_component(&pdev->dev, &rockchip_i2s_component, soc_dai, 1); -- 2.7.4