From: Tero Kristo <t-kristo@ti.com>
To: linux-omap@vger.kernel.org, mturquette@linaro.org
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/4] clk: dt: add support for default rate/parent
Date: Wed, 5 Mar 2014 15:10:17 +0200 [thread overview]
Message-ID: <53172239.3030705@ti.com> (raw)
In-Reply-To: <1392282048-6284-1-git-send-email-t-kristo@ti.com>
Ping.
Mike, any feedback on this?
-Tero
On 02/13/2014 11:00 AM, Tero Kristo wrote:
> Hi,
>
> This set is a mix-match of new DT properties for generic and TI specific
> clock drivers. Basically provided for commenting purposes. The patches
> provide a way to configure clock parents / rates during boot through DT.
>
> "default-rate" : sets rate of a clock during boot, supported for any DT
> clock type (through generic clock driver)
> "ti,default-parent" : selects a default parent for a multiplexer clock,
> only supported for TI specific mux clock for now,
> as generic mux clock does not support DT clocks
>
> Patch #4 provided as a reference how to move the default rates / parents
> from kernel code to DT.
>
> Default-rate logic in patch #2 looks somewhat complicated, as the clocks
> need to be sorted based on their parents to avoid cases where a child clock
> would set its rate first, just to be overridden by its parent changing
> rate later and resulting in incorrect rate for the child clock.
>
> If the default-rate generic property is not going to fly, it can be moved
> to TI only drivers also.
>
> -Tero
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
next prev parent reply other threads:[~2014-03-05 13:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-13 9:00 [PATCH 0/4] clk: dt: add support for default rate/parent Tero Kristo
2014-02-13 9:00 ` [PATCH 1/4] clk: ti: mux: add support for default-parenting Tero Kristo
2014-02-13 9:00 ` [PATCH 2/4] clk: add support for default-rate Tero Kristo
2014-02-13 9:00 ` [PATCH 3/4] clk: ti: add support for default-rate property from DT Tero Kristo
2014-02-28 22:51 ` Tony Lindgren
2014-02-13 9:00 ` [PATCH 4/4] clk: ti: omap4: set default-parents and default-rates using DT Tero Kristo
2014-03-05 13:10 ` Tero Kristo [this message]
2014-03-20 21:23 ` [PATCH 0/4] clk: dt: add support for default rate/parent Mike Turquette
2014-03-21 8:02 ` Tero Kristo
2014-03-21 8:12 ` Peter De Schrijver
2014-03-25 0:38 ` Mike Turquette
2014-03-25 7:28 ` Peter De Schrijver
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