From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=91.218.175.247 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792513295; b=CIYepIy7qETndjCKSeEuycbUWcMmydbAZDjte+PuYd7kW2HvyjEi3Cx09QzomgTi9ZH+ bQ7XR0L2sQ8aQhKJALvWOJEUSUJYtpRaGHQxYHOk3T1f4L25MlRtnkHB2HiQTwO0XvQDB qocYCtHsaSPcl+v9DN0woPnFmhpKQ6ak+eLjUqpgB90+cxYn91UnNOnVL6amV6E/z2/jW pixT0hEOPhoSBCgpOPVgeVcxgZgBMJr3QkyDlKFA8D98u2T4iD4VjKTgWRou3MyqtFBg2 nIgUKEZGTZKYn6HC/xES4qEydVvmTI8+t/ldddzaqXixe6Twtk4aEN/qzDjDG5uDqvA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792513295; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:From:To:Cc:Subject:Date:Message-ID: X-Mailer:MIME-Version:Content-Transfer-Encoding; bh=pxcH42x189/zaOrwEfxK0dZti1fheIX3Rga1B4Am/Tw=; b=eugjd7mzWC5OddoNeYcAZ9e96MMaKF2P5do8eNaAuV9gN96zusCTddnbzyJU4/4MkMyf xFxll5YPDjw81Io0dDq9q91XJbyDAop5CPlj+IE54PSIdUoXyzikpCRnLE7eKCEYi+zzg DMklthPXS8LzLCa/TJvv5QZGcmQl/00bksBDJLUZ67SCAvGedS7EMZwlu0Tu07wrV/RmP qNn6qcz7xiCyRivQyY266nHE5pUkEZ3BoFYE2sPDAd7pC8CKf7Z5E1H/mAgHEIGOR23Ui 5G1tAdlOLMZ7FOkwsSmXINzip31BnS/vAv+kBDXNfHcGg0yAEUvP88BIrjYrmINdnPw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=packett.cool; spf=pass smtp.mailfrom=packett.cool; dkim=pass header.d=packett.cool header.i=@packett.cool header.a=rsa-sha256 header.s=key1 header.b=l1QiNQXS; arc=none smtp.remote-ip=91.218.175.247 Received: from mta0.migadu.com (out-247.mta0.migadu.com [91.218.175.247]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 58F89606A31D for ; Tue, 20 Oct 2026 16:21:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 58F89606A31D Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=packett.cool Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=packett.cool Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=packett.cool header.i=@packett.cool header.a=rsa-sha256 header.s=key1 header.b=l1QiNQXS X-Envelope-To: linux-usb@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=49a+oRA1lv+Mz1o41YRrStLBxL2F34gYMEViUmKV2t4=; c=simple/simple; d=packett.cool; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1792513287; v=1; x=1793118087; b=l1QiNQXSTgs0KInbxTTQOwL+qD4qZLQM++ij0ACwxGBCsbFZeCw4Y7MBBUWhDuLOJJxHpdKi o5NWyVrSNkDmQXgDt3msA6n7jlbHcj4D9jsgOnHm1PVHvVTvNQKykqGpE2zY+ZTdrpmaMHS8KcX TPjb4/Q+zjSdub5SeKewDBG+pHc2oa1B4lv2xIDhf/py+rvsuyt9/jrlKUJeDKkNQ6/H8YKhExJ FIBuy8RLbzpxnbQhkQoa+8R2M2LkH9kGKa9+xeguza6vBYvo1XbCVPHijxz37U92NSIMIfUIEcN I2bsecLbYVOT/HIMs5ebStfU0FAqjf92F8bFeMBIzXYPg== X-Envelope-To: linux-usb@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id 4ab1a25d000ef3f3; Tue, 20 Oct 2026 16:21:27 +0000 X-Mizu-Trace-ID: 4ab1a25d000ef3f3 X-Migadu-Flow: FLOW_OUT From: Val Packett To: Cc: Val Packett , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heikki Krogerus , Bjorn Andersson , Neil Armstrong , Luca Weiss , ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 0/2] usb: typec: fsa4480: Support reporting hotplug events to a codec Date: Tue, 20 Oct 2026 13:20:29 -0300 Message-ID: <20261020162101.1527014-1-val@packett.cool> X-Mailer: git-send-email 2.55.0 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Currently the fsa4480 USB-C SBU MUX is not actually used with audio codecs in mainline. I have gotten it to work with the wcd937x codec on sm7325-motorola-dubai (copying the Type-C notification handler code from wcd939x to wcd937x, will be sent after this). v3: * Put the codec mux/switch refs after unregistering our mux/switch in fsa4480_remove (sashiko-bot) v2: https://lore.kernel.org/all/20261020081343.1507986-1-val@packett.cool/ v1: https://lore.kernel.org/all/20261018225906.1265299-1-val@packett.cool/ Thanks, ~val --- Luca Weiss (1): usb: typec: fsa4480: Report switch & mux events to codec Val Packett (1): dt-bindings: usb: fsa4480: Add an optional audio port/endpoint .../devicetree/bindings/usb/fcs,fsa4480.yaml | 94 +++++++++++++------ drivers/usb/typec/mux/fsa4480.c | 57 +++++++++-- 2 files changed, 116 insertions(+), 35 deletions(-) -- 2.55.0