From: Jakub Kicinski <kuba@kernel.org>
To: Piyush Malgujar <pmalgujar@marvell.com>
Cc: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <devicetree@vger.kernel.org>,
<cchavva@marvell.com>, <deppel@marvell.com>,
Andrew Lunn <andrew@lunn.ch>,
Heiner Kallweit <hkallweit1@gmail.com>,
Russell King <linux@armlinux.org.uk>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>
Subject: Re: [PATCH v2 0/3] net: mdio: mdio-thunder: MDIO clock related changes for Marvell Octeon Family.
Date: Tue, 31 May 2022 20:54:38 -0700 [thread overview]
Message-ID: <20220531205438.4fe7e074@kernel.org> (raw)
In-Reply-To: <20220530125329.30717-1-pmalgujar@marvell.com>
On Mon, 30 May 2022 05:53:25 -0700 Piyush Malgujar wrote:
> This patch series mdio changes are pertaining to Marvell Octeon family.
>
> 1) clock gating:
> The purpose of this change is to apply clock gating for MDIO clock
> when there is no transaction happening. This will stop the MDC
> clock toggling in idle scenario.
>
> 2) Marvell MDIO clock frequency attribute change:
> This MDIO change provides an option for user to have the bus speed
> set to their needs. The clock-freq for Marvell Octeon defaults to
> 3.125 MHz and not 2.5 MHz as standard. In case someone needs to use
> this attribute, they have to add an extra attribute
> "clock-frequency" in the mdio entry in their DTS and this driver
> will do the rest.
> The changes are made in a way that the clock will set to the
> nearest possible value based on the clock calculation and required
> frequency from DTS.
>
> These changes has been verified internally with Marvell Octeon series.
Thanks for the patches, this does not sound like a fix tho and we're in
the middle of a merge window, so please repost on/after Monday.
prev parent reply other threads:[~2022-06-01 3:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-30 12:53 [PATCH v2 0/3] net: mdio: mdio-thunder: MDIO clock related changes for Marvell Octeon Family Piyush Malgujar
2022-05-30 12:53 ` [PATCH v2 1/3] net: mdio: mdio-thunder: stop toggling SMI clock on idle Piyush Malgujar
2022-05-30 12:53 ` [PATCH v2 2/3] dt-bindings: net: cavium-mdio.txt: add clock-frequency attribute Piyush Malgujar
2022-06-02 15:07 ` Rob Herring
2022-06-05 14:59 ` Andrew Lunn
2022-05-30 12:53 ` [PATCH v2 3/3] net: mdio: mdio-thunder: support for clock-freq attribute Piyush Malgujar
2022-06-01 3:56 ` Jakub Kicinski
2022-06-05 3:24 ` Andrew Lunn
2022-06-01 3:54 ` Jakub Kicinski [this message]
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