From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.9]) (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 89B591C0DCC; Wed, 29 May 2024 19:49:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.18.0.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717012201; cv=none; b=THmd9TUP/KHR9Ku6TsXQS+nUVJPFC9lNkHfzRP3I5cHJOL8y2cIrI74ffS3cQrsYXgGLPY97hGP1TBxM2bYrU3Ij/Br2I2R/XfL/phLDuc7fELaO4AR80effL1AhN0MIB4YWuEtfF+aBZmH7svjjpR63nPoMY/Fw02BHYusrETg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717012201; c=relaxed/simple; bh=R4kk8vdF172JQsu+zba+/XWB4MT4EEDQ6ks+oOGk/Tc=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=ZycwOmIoZrepROrCSEIXxaKRLOmfsjSMpgSgM+SmjcachCX+hcPF0EKxFkxtp1rYi9YlV7TI6MyChE6d5vWAHtpDiYEkkAZjSkxm4LooIopf/VtXK97HQmLTfAmUc6FjgrCjmfg3/O4VF7pGr0ULUxAgjU6DxiiYyJXko/wjbHQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org; spf=pass smtp.mailfrom=nefkom.net; arc=none smtp.client-ip=212.18.0.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nefkom.net Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4VqKjB6NXJz1qsPY; Wed, 29 May 2024 21:49:50 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.68]) by mail.m-online.net (Postfix) with ESMTP id 4VqKjB5Cjhz1qqlS; Wed, 29 May 2024 21:49:50 +0200 (CEST) X-Virus-Scanned: amavis at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.68]) (amavis, port 10024) with ESMTP id Uh27It5nQX2G; Wed, 29 May 2024 21:49:49 +0200 (CEST) X-Auth-Info: 0SwjUwDtw+nxunYaVMuVVnCmM5xNvnuk9yBSTzOmX3K5ggql+6ueXVIRbmsnRiUW Received: from igel.home (aftr-82-135-83-252.dynamic.mnet-online.de [82.135.83.252]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Wed, 29 May 2024 21:49:49 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 917B12C121E; Wed, 29 May 2024 21:49:49 +0200 (CEST) From: Andreas Schwab To: Samuel Holland Cc: Emil Renner Berthing , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Emil Renner Berthing , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou Subject: Re: [PATCH v1 0/2] riscv: dts: starfive: Enable Bluetooth on JH7100 boards In-Reply-To: (Samuel Holland's message of "Wed, 29 May 2024 14:30:31 -0500") References: <20240508111604.887466-1-emil.renner.berthing@canonical.com> <87wmo2nmee.fsf@linux-m68k.org> <87zfsy102h.fsf@igel.home> <878qzsbona.fsf@igel.home> X-Yow: On SECOND thought, maybe I'll heat up some BAKED BEANS and watch REGIS PHILBIN.. It's GREAT to be ALIVE!! Date: Wed, 29 May 2024 21:49:49 +0200 Message-ID: <87zfs89z4y.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Mai 29 2024, Samuel Holland wrote: > If the Bluetooth part has some dependency (pinconf, reset pin, clock, regulator, > etc.), then such dependency must be declared specifically for the Bluetooth in > the DT. Those seem to be correct, so maybe the issue is the maximum UART > frequency, if the signal integrity is marginal. Have you tried reducing that? How to do that? -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."