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Re: [PATCH -queue v0 5/6] [loongson] rtc: enable legacy RTC driver on fu

To: Wu Zhangjin <>
Subject: Re: [PATCH -queue v0 5/6] [loongson] rtc: enable legacy RTC driver on fuloong2f
From: Arnaud Patard <>
Date: Wed, 04 Nov 2009 11:40:38 +0100
Cc: Ralf Baechle <>,, LKML <>,,, Zhang Le <>, Thomas Gleixner <>, Nicholas Mc Guire <>,,
In-reply-to: <> (Wu Zhangjin's message of "Wed, 4 Nov 2009 17:06:07 +0800")
Organization: Mandriva
Original-recipient: rfc822;
References: <> <>
User-agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/22.1 (gnu/linux)
Wu Zhangjin <> writes:


> RTC_LIB is selected by MIPS by default, and therefore, the legacy RTC driver 
> is
> disabled. but fortunately, RTC_LIB not works on fulong, so, enabling the legcy
> RTC driver is needed, otherwise, the tools like hwclock will not work.
> because loongson family machines, including fuloong2e, fuloong2f and
> yeeloong2f need to enable legacy RTC driver, so we use MACH_LOONGSON
> here.

There are loongson machines which are working fine with RTC_LIB (for
instance the gdium which is using a m41t83 on i2c) so would be better to
be more restrictive imho.


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