From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 330C0308F15; Mon, 11 May 2026 14:21:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778509293; cv=none; b=K/FepipyeVHCfPThNsev1aW39zEu2GsmgWKGzxfN55+FoQT8KQShHbace0KTR7fsPUXoBVf1fiL/iKL4B0CsXN+LeP4HfCfrQ9K/JwGj6PRGnubTdOheNTgzr3toa3faElupTGbpUgxhJPbZfQgnKFJbCWyowg4IHlcaKlgm7xY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778509293; c=relaxed/simple; bh=ZBy4LQy3G5oY+enGMTuTxblEOqHxjUpTY2UJ0Jx24To=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pz7xqhuurYxdIZen699p8IqNhmgkqLkJ6nMFTjZ93MmMDYJPPRANnTlqsztgOME5OZvxXHH7yktZPUOcOhT1xnekFVmVmxR4p6963WSCRvywWlYmXzivrgrJMN+JCB2xacexsRwYXxt9+xBrKZVrm9IrRfu1xhniyfFxPIlnc6A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GrpW5tDj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GrpW5tDj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A955CC2BCB0; Mon, 11 May 2026 14:21:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778509292; bh=ZBy4LQy3G5oY+enGMTuTxblEOqHxjUpTY2UJ0Jx24To=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GrpW5tDjVCVBmo8sJAn8DpXIh4s/WpBaTT2/nArzSIqZ0jek4l/5u4Eh5jpBeHTLS WajraIiZPYZM95Wv6LuXi+kt3TSaUvMuAjAKsQMlN8UTdAWtNJdUtafCYILx6WT5ob AKL0SRVLutlOlZXXZ86cNYDXca8POlyAyVTv3QPVEYIZ9v+IzY0p6WC+80oaW0Q1zA mmdnJW4N2z0kN3jEHoVyAzluzETZ+gIiS9D/pRDxx4a2G+fHVvUAq4HbZbtkZAEWWq A7WpeKmoxN+XkdR2Rq5Hep/wnZ0Fxaxnaitu0RRg9NBkz6asOOgEG6GsZgIrgC3ikh kgf9++gagR1Nw== Received: by finisterre.sirena.org.uk (Postfix, from userid 1000) id 8E2841AC58A9; Mon, 11 May 2026 15:21:30 +0100 (BST) Date: Mon, 11 May 2026 23:21:30 +0900 From: Mark Brown To: Troy Mitchell Cc: Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Yixun Lan , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, jinmei.wei@spacemit.com Subject: Re: [PATCH v2 3/3] ASoC: spacemit: declare shared BCLK for cross-DAI rate constraint Message-ID: References: <20260507-i2s-same-blk-v2-0-ede05a22f732@linux.spacemit.com> <20260507-i2s-same-blk-v2-3-ede05a22f732@linux.spacemit.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="FToeJ0M9a9mPmegE" Content-Disposition: inline In-Reply-To: <20260507-i2s-same-blk-v2-3-ede05a22f732@linux.spacemit.com> X-Cookie: Truckers welcome. --FToeJ0M9a9mPmegE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, May 07, 2026 at 06:31:44PM +0800, Troy Mitchell wrote: > On SpacemiT K3, multiple I2S controllers share the same physical BCLK > (c_bclk). Declare this clock via snd_soc_dai_set_bclk_clk() so the > ASoC core can automatically constrain hw_params when one controller is > already streaming. >=20 > For K1, c_bclk is NULL (obtained via devm_clk_get_optional_enabled), > so this call is a no-op and behavior is unchanged. We don't appear to have a c_bclk in current code? --FToeJ0M9a9mPmegE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmoB5ekACgkQJNaLcl1U h9Dtgwf/e8ZiBgJyxowxGkq0N6uC5OBXBADNJx2cI54gJhzEsPEvo5gxrS7a7u5c PwSNPv/UeigMQI0xIPjzcPEvyKWXP8R0Gs0PoDFbVYhqS+2zxDM68LpM6O/plRYk Dov/IuOBjWdozrR9LQa5GXouHauZu3qjYreeJcEcv+me6r9n88eG4KoZQcDrgavr AXe36c1S9svnWzNTdzy/aA1pfl0k1mBEZNekrIERVVH4B2BwzWfTTAqG8ZngBI/W 11tv5H3tHMFyg60+FA06goQ0jhq//DyjiNEy76VCI8uL3nGqyezJdYJx/kXEuDRw A55UojxM/joMZqDiwjajidaeGnf7OA== =Z7xu -----END PGP SIGNATURE----- --FToeJ0M9a9mPmegE--