From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794262243; b=qvU85iJMs/rYf+xGb28pywkU676YhIoPhI0wbTaBRtaDOr3xQf3uRhmkJue1bmrcUUzG fqNxgIIUOsNhyNUk1MTCdMoVL90+MPSM95EaztNgYPzor9gmeSsDFgsLuHTV4QHSIUTQd CDr1WOOFa04AqDS7jkPw5tFbrFYPgWd0VRmcbh7Degoz0pkX5qn0faCIyMyNxopiZdCqw YOkidIyfP9c3lw3H6UV3wACwNEEb8vT7dyS0w5T7pihVi6XDXfgvU5blGOtZryROXzvOA 0UqVW4sigj2i3ifRG9tneDvOw+4q7LfQ3eO4DpXEDqxqNbVPg0lHInfrK4Ir6ysHmEQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794262243; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=XoUyAMixz7DHGWfNIApkw+orQbVsL0/3G3TDbj7pUjE=; b=dp3eEvUhep2Yn5hSeqPTLox6QXtEy+tkAoM1/m1jEhyQpy5dE0RbltJQuw2yLCNoTpCV r/JqAW2mvmq9ExlJBNw0hTmVsWedMsRqW1GZmwhpUUGIZnpM8SMQEdUIvFXryPesOiOY8 JosVKGNLcZtCDlfUcN7IRqE89PUuKJvk2XDMpD+XiDgL0YM4nIeL8iZeznBAsSQkKID/j s508/FMeHASwA4zVmeWd+eSMgDlDlFyVpq3mewBzzJwrwgFo88EUOCQqqOjmjhEQ0t2Zx 1P2d+WFqjrt+EXhOiXmrV6ZEQZ8LuQxhBMS/L05QXqE0nOUmmcr86t3Dwm2QgtQKgnQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=dEMnKdGj; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1FEA2606A31C for ; Mon, 9 Nov 2026 22:10:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=dEMnKdGj Received: by smtp.kernel.org (Postfix) with ESMTPSA id 963551F008A1; Mon, 9 Nov 2026 22:10:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794262242; bh=XoUyAMixz7DHGWfNIApkw+orQbVsL0/3G3TDbj7pUjE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=dEMnKdGjO1MInffzYAlerY8pOUp/orryRwOtoHvWYIH5YVptxcKsHYQD+dqkBgzPJ cKT9LBxWRJKstpvYEtuNpNzE38+il5s9iQEEgruylTbFVjquIP/S8OdTrqxZk1VQSc qa7vLq122ffakmmw1MwFfE5ln9IuTEq9NTlcHKr9N8J0x7/MzRJPhFfB/OGIfBL7AT P+ervlS9stl+bPu4ETA/izQCxmwE5b+fQmJiAnB/mCD4ClJLLMCkjV6T9ttyT1f1DB ++0q2s9xysIpuKd2kgkVtAmV+4A5sY2jd2bq/f+r8WDT2vwPwTHz1uoQDiLFwVJDl1 oalj9D/W8EnOA== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v3 1/2] dt-bindings: serial: 8250: add Microchip Core16550 Reply-To: sashiko-reviews@lists.linux.dev To: "Kohei Otsuka" Cc: linux-serial@vger.kernel.org In-Reply-To: <20261110-core16550-rs485-v3-1-4294334243fa@spacemachines.com> References: <20261110-core16550-rs485-v3-0-4294334243fa@spacemachines.com> <20261110-core16550-rs485-v3-1-4294334243fa@spacemachines.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Mon, 09 Nov 2026 22:10:42 +0000 X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Kohei Otsuka >=20 > Core16550 is a 16550-compatible UART soft IP core for Microchip FPGAs, > including the fabric of PolarFire SoC. Its registers follow the 16550A, > but it raises no interrupt on TEMT. A driver that knows only ns16550a > waits for one in software RS-485 mode (em485), so RTS stays asserted > after the first frame and the port stops receiving. ns16550a is > therefore not a valid fallback. >=20 > Add microchip,core16550-rtl-v3 as a compatible of its own. As for > Microchip's other FPGA fabric cores, the -rtl-v3 suffix is the major > RTL version of the IP, Core16550 3.x. >=20 > Link: https://github.com/linux4microchip/meta-mchp/issues/5 > Signed-off-by: Kohei Otsuka Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261110-core16550-= rs485-v3-0-4294334243fa@spacemachines.com?part=3D1