linux-kernel - Re: [PATCH v1 0/2] riscv: dts: starfive: Enable Bluetooth on JH7100 boards

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Message-ID: <87zfs89z4y.fsf@igel.home>
Date: Wed, 29 May 2024 21:49:49 +0200
From: Andreas Schwab <schwab@...ux-m68k.org>
To: Samuel Holland <samuel.holland@...ive.com>
Cc: Emil Renner Berthing <emil.renner.berthing@...onical.com>,
  devicetree@...r.kernel.org,  linux-riscv@...ts.infradead.org,
  linux-kernel@...r.kernel.org,  Emil Renner Berthing <kernel@...il.dk>,
  Rob Herring <robh@...nel.org>,  Krzysztof Kozlowski <krzk+dt@...nel.org>,
  Conor Dooley <conor+dt@...nel.org>,  Paul Walmsley
 <paul.walmsley@...ive.com>,  Palmer Dabbelt <palmer@...belt.com>,  Albert
 Ou <aou@...s.berkeley.edu>
Subject: Re: [PATCH v1 0/2] riscv: dts: starfive: Enable Bluetooth on JH7100
 boards

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@...ux-m68k.org
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