From: Andrew Lunn <andrew@lunn.ch>
To: min.li.xe@renesas.com
Cc: richardcochran@gmail.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] ptp: add debugfs support for IDT family of timing devices
Date: Sat, 11 Jul 2020 22:01:11 +0200 [thread overview]
Message-ID: <20200711200111.GU1014141@lunn.ch> (raw)
In-Reply-To: <1594395685-25199-1-git-send-email-min.li.xe@renesas.com>
On Fri, Jul 10, 2020 at 11:41:25AM -0400, min.li.xe@renesas.com wrote:
> From: Min Li <min.li.xe@renesas.com>
>
> This patch is to add debugfs support for ptp_clockmatrix and ptp_idt82p33.
> It will create a debugfs directory called idtptp{x} and x is the ptp index.
> Three inerfaces are present, which are cmd, help and regs. help is read
> only and will display a brief help message. regs is read only amd will show
> all register values.
You can get register dumps for free in debugfs if you use regmap. And
i2c devices are well supported by regmap.
Andrew
prev parent reply other threads:[~2020-07-11 20:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-10 15:41 [PATCH net-next] ptp: add debugfs support for IDT family of timing devices min.li.xe
2020-07-10 20:58 ` Jakub Kicinski
2020-07-11 13:46 ` Richard Cochran
2020-07-11 16:38 ` Andrew Lunn
2020-07-11 18:38 ` Richard Cochran
2020-07-11 19:05 ` Andrew Lunn
2020-07-11 20:01 ` Andrew Lunn [this message]
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