From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 779C63DB994 for ; Fri, 14 Aug 2026 07:00:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786690815; cv=none; b=SVskm2/cx+u2dElS3j7JjmQ5dpLyn13/symOq36OUk32JpzBgiZ6m11esCRF9DtZTy3cm+Fr5QnGSWVqgUdYEnc504LDV2wZatSEVgrc1EiJGj+5cwmp9r1Z+bsB/K0puAl5vxk0w0k0qok0ky2+85t1ArrEUt1TnxDVZly/0bM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786690815; c=relaxed/simple; bh=QDHTWER7gaZGVxdnix6HF1IV6R/NU/zTyMo3McscTZw=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=pojwe8TMLn/GXepHQmgFAHEq1NhVADz+7m0aNLeqm1bQrYq8zOUhqpLehr6Tj+cdcqKJqIV536olk/oPXt0SSFcuC/mrX+lEV+c/50yziGodupJ50WXK9yIdV/4HwENp8MvR8XbslMEX9YZahIUsVXl/d1l00SESt693gNZQ+T8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MFpNzmn9; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MFpNzmn9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 374C61F00A3A for ; Fri, 14 Aug 2026 07:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786690809; bh=QDHTWER7gaZGVxdnix6HF1IV6R/NU/zTyMo3McscTZw=; h=References:In-Reply-To:From:Date:Subject:To:Cc; b=MFpNzmn9PY3nk07mgfQgps8YiGSp8vz7TLyKh5WxFd9sUXmWYMosTQyYpfp+6HsLB L0rYre2gQ5JSq5+vBGfCnJ1JY795bIae/pd/y0oCZln2bwQM/RxxjhoSDyQ43L4t0P 1I9h2m61dqxoBJAm+HN1jwfKGpX3gPNx3UPbBnhYROc7CtC2fdO0jtoFKc01HoO1qq 0UKQsVFfSRAnoLBkjAWNcPpYWMstZR9Rbg9vweR5t01LJneoKnTHKbc23J3YflAAIk sH963A3ORbYT+01BVGRgfkDXq1yiX+N9Z9N9ZSg9sIq5TsHaCQYS6a/Ge7d6fbl/D0 IC/Xhvhi6V/MQ== Received: by mail-lf1-f47.google.com with SMTP id 2adb3069b0e04-5aeba09900bso479443e87.2 for ; Fri, 14 Aug 2026 00:00:09 -0700 (PDT) X-Forwarded-Encrypted: i=1; AHgh+RqwkLfin8fslPCkEZjdHERsD2BGza4PAC9Jlo+t+M0BmpDLwbk8gphWCiKy+Rtzbj60NBoIevt4XP9uKqY=@vger.kernel.org X-Gm-Message-State: AOJu0Yya92kG9Cx7tAvbwdZOERiMazaUNIf0agP+4/geJf7B2eRxloRC OOkvjJa52pCPaAKJLWWdhQseIbe6in3sBEg/5n9BwTuwxDnvRBj6ntpJarhQGiYP22PIAgp0sqc jYOsrDrAY3uQU+0vQ44kDJwaFUaM+6pE= X-Received: by 2002:ac2:4f0c:0:b0:5b0:eda:de1b with SMTP id 2adb3069b0e04-5b45915d0f8mr422711e87.16.1786690807955; Fri, 14 Aug 2026 00:00:07 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20260813-cv75-v3-c-v3-0-9352b3fd6026@ambarella.com> <20260813-cv75-v3-c-v3-2-9352b3fd6026@ambarella.com> In-Reply-To: <20260813-cv75-v3-c-v3-2-9352b3fd6026@ambarella.com> From: Linus Walleij Date: Fri, 14 Aug 2026 08:59:55 +0200 X-Gmail-Original-Message-ID: X-Gm-Features: AcwNN1X41Lg0pGS5rN1f6LITo8FZUmbNN0ilERFfy_O7IWKV3Rive9omrkTS7bk Message-ID: Subject: Re: [PATCH v3 2/2] serial: 8250_dw: add Ambarella CV75 quirks To: longzhao@ambarella.com Cc: Greg Kroah-Hartman , Jiri Slaby , Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?UTF-8?Q?Ilpo_J=C3=A4rvinen?= , Andy Shevchenko , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Aug 13, 2026 at 12:35=E2=80=AFPM Long Zhao via B4 Relay wrote: > From: Long Zhao > > Add CV75 platform data with an ETOI IER mask and skip-set-rate so the > DesignWare 8250 driver can drive the Ambarella UART for console use. > > Signed-off-by: Long Zhao I see this approach was successful! :) Look into the Sashiko comment abour lockless write to UART_IER but from my PoV this is fine: Reviewed-by: Linus Walleij Yours, Linus Walleij