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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 98F51FF8867 for ; Wed, 29 Apr 2026 08:07:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:References:To:From:Subject: Cc:Message-Id:Date:Mime-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9XNNAzCp1N8p7pSA+LkFVwIpzwHO85Xl8/DNK7o8d+g=; b=Ers7JKTgQ163LJ SJXgTiBH9SDh7bKuQ0o3RyhU2OdtS/9LgeJvTWbLrCl+YYFKHPMuiKLdcAFAtYQ9wsZuvmccP/Js9 GydMF9RjHzdpZYIXtuZrDnoFchNA6eQnhtpTeAvspagcTIYkinV/ei6z1N5huDeP7HCfcaaTHigxz yGF5wuePOAXRxnc0OD4HZW/qPtFj4t9FJ5rGM5fwWZCkdu4c3qMbDCDtYOzBbN5H2Q9cBYLYcbLJ7 MFg4G577kwzrn2Y8iHowUrI62rRtHLp3+CYI1qJV4czkz8WGJUhiBlsmrzyE2rQyGMG4XlgL7x0Zn rx6V3lwxBMxLcewrbNgw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHzx0-00000003Dk2-1QCE; Wed, 29 Apr 2026 08:07:18 +0000 Received: from smtpbgbr2.qq.com ([54.207.22.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHzww-00000003Dj2-38gy for linux-riscv@lists.infradead.org; Wed, 29 Apr 2026 08:07:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.spacemit.com; s=mxsw2412; t=1777449999; bh=syEXayrqEHH29YbUaaMKUuDyp4pncudJ2CvPpGtXRfE=; h=Mime-Version:Date:Message-Id:Subject:From:To; b=pqZS+Yab6+9tSiy+GOVi9eVyZrwDSC0NC70SLXjotszRyVe/OPW1bwSuI2Nj8KgQn XQHxD6k7CvSU2RgOJEP5bAEJ66PXdbrDfEZuBKCDXD4nilJEROhMu+B/ERKzSv88J0 ewxA/UDEk086q5k1Qy7LHAkmeQQ11MyRVHeS5NCs= X-QQ-mid: esmtpsz16t1777449991t0408f2f1 X-QQ-Originating-IP: zsMbRQkynHqJbH/L4Vq0BAqBfw14VUbJtUTjJQM+xnU= Received: from = ( [120.237.158.181]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 29 Apr 2026 16:06:29 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 2472965661338442668 EX-QQ-RecipientCnt: 15 Mime-Version: 1.0 Date: Wed, 29 Apr 2026 16:06:29 +0800 Message-Id: Cc: "Liam Girdwood" , "Jaroslav Kysela" , "Takashi Iwai" , "Yixun Lan" , "Jinmei Wei" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , , , , , Subject: Re: [PATCH 5/7] ASoC: dt-bindings: add fixed-sample-rate property for SpacemiT K1/K3 From: "Troy Mitchell" To: "Mark Brown" , "Troy Mitchell" X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260429-k3-i2s-v1-0-2fe99db11ecb@linux.spacemit.com> <20260429-k3-i2s-v1-5-2fe99db11ecb@linux.spacemit.com> In-Reply-To: X-QQ-SENDSIZE: 520 Feedback-ID: esmtpsz:linux.spacemit.com:qybglogicsvrgz:qybglogicsvrgz3a-0 X-QQ-XMAILINFO: M5aCtjAndv5OfIZmP/HxyXzlWjKdzdeX5c9fSXTUZeIHY2GoUf70tlRB 9q2qRGl8WH0yvjeiS6FA61hCFCqDWfCt3C7t4qxCKMvpy7Ahk89btH2PximaNUuhrAhx7D6 qNOqk/qifr6rrFQpO3V95zzVK6rrZpYthPhDGkfHgxJmnUX6n9/TQBCFjuvYbW0p+mEiM3t RCK+9nwS2ub8jdCcs0Q7+GpUC0fp34NVE2RTzR0r2wFpuDf8GUEM1IiqxQqunERrw8JTHAQ FOD8yWfGVLnK4uqgQ2E8Jxr1NvhDgi+f7hUVwWpjR2B2A2EmuvgVelIekjvncpji8/v3qLC nIMvRERaeU4VHJNwuC5vsMGCvejK61sAR5BV1etcqjYY0zCQjNpA5JP4IIknWKywDcd1g1H GXoe2GM/egNa1JvLTlj6HLws/FWrSvyBGU+IOkUdP8pW/cApdIXJ+Wy0QeYp866H4wEDF8l AVmtO46JouLmcpiWfFcs9NoK8afm9CeSkRFsS4edbWMhGpQUYZ+5Yu/T72VXGR5bhgkCflr PseJVf2P8UIa2cLWIRsX+WaKcj6c5EkwnhUtDdBqV/wk8Rq6FZvfP9T+JqwIu1QKN5AdosY LMznvyFNICtFHbvkRR5+uJhW067Xcly6feWyufX0xj80pRhczaVvgB805v7ySKw2RxH05+1 uIQfWntKed10C8klbo1TNsXODcnhd6KWXQHwJgo06W2VliDoayiQzr8eSCyJBn4TTuuHcwx y/lMfqconoC9Wy1C4T9rkBx49Boy4DCabpDvSwmE+Z+W5PVyXzVhI9M6JqlVRHK0l3+y4pF 3lVygiTPhvOFukboF58bLqFmQT/W9mG9RSJgztbOzyG8CzHB9I5tD39Pzh9MJaRwpVeVNmv ifKQTSRTc9VX94G094pd3Yp0R6m23OnFPFZmWkpoShDc9TWiBmFuO8jl3f4G7cvcQscMfw1 p7BD/LNOzPGmsNX1rsDJ63eyPCmbsZCXrPzZVENlhc8j+TRd3GF4MwNWFVd6ezseHmQy4yy 3Rhk30S0GztfJxHhi02tri8ZwzWEmL9UPz8wHZRU3ws2PApS8XfE6Gfl7y0rufZOCb2IvG4 Q== X-QQ-XMRINFO: OD9hHCdaPRBwH5bRRRw8tsiH4UAatJqXfg== X-QQ-RECHKSPAM: 0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260429_010715_669043_AFCB0166 X-CRM114-Status: UNSURE ( 9.82 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed Apr 29, 2026 at 10:18 AM CST, Mark Brown wrote: > On Wed, Apr 29, 2026 at 09:38:50AM +0800, Troy Mitchell wrote: >> Add the optional spacemit,fixed-sample-rate property. When multiple I2S >> controllers share a common bclk, this property constrains all >> controllers to the same sample rate. This applies to both K1 and K3 >> SoCs and is only needed when two or more I2S controllers are active >> simultaneously. > > This doesn't seem controller specific, it should be factored out into > the core - the same issue will apply with any system sharing a BCLK. Agreed, this isn't SpacemiT-specific. I'll drop the fixed-sample-rate patches (5/7 and 6/7) from the K3 series to keep things moving, and follow up with a separate series that addresses the shared BCLK constraint at the core level. - Troy _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv