From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 1/1] arm/ls102xa:add hwconfig setting to support disable unused devices.
Date: Tue, 1 Sep 2015 21:52:30 -0500 [thread overview]
Message-ID: <55E6646E.7060001@freescale.com> (raw)
In-Reply-To: <1439808912-25509-1-git-send-email-Zhuoyu.Zhang@freescale.com>
On 08/17/2015 05:55 AM, Zhuoyu Zhang wrote:
> DEVDISRn registers provides a mechanism for gating clocks of IP blocks
> that are not used. Here we implement hwconfig option to allow users
> to disable unused peripherals on the board.
>
> For ex. If eSDHC/qDMA/eDMA are unused and with disabled status in dts,
> User can enable CONFIG_FSL_DEVICE_DISABLE and set "devdis:esdhc,qdma,edma"
> in hwconfig, thus ESDHC controller & eDMA/qDMA will be clock gated to
> save more power.
>
> Signed-off-by: Zhuoyu Zhang <Zhuoyu.Zhang@freescale.com>
> ---
> Change log:
> v2 use CONFIG_FSL_DEVICE_DISABLE instead of CONFIG_DEVICE_DISABLE.
Dropped period sign in subject. For future patches, please do not put a period
on subject line.
Applied to fsl-qoriq master branch. Awaiting upstream.
York
next prev parent reply other threads:[~2015-09-02 2:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-17 10:55 [U-Boot] [PATCH v2 1/1] arm/ls102xa:add hwconfig setting to support disable unused devices Zhuoyu Zhang
2015-09-02 2:52 ` York Sun [this message]
-- strict thread matches above, loose matches on Subject: below --
2015-08-14 9:53 Zhuoyu Zhang
2015-08-14 16:06 ` York Sun
2015-08-17 3:16 ` Zhang Z.Y.
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