From: "H. Peter Anvin" <hpa@zytor.com>
To: Thomas Chou <thomas@wytron.com.tw>
Cc: lkml <linux-kernel@vger.kernel.org>,
Baruch Siach <baruch@tkos.co.il>,
Andrew Morton <akpm@linux-foundation.org>,
Indan Zupancic <indan@nul.nu>, Greg KH <greg@kroah.com>,
Alex Gershgorin <agersh@rambler.ru>,
Alan Cox <alan@lxorguk.ukuu.org.uk>, Jiri Slaby <jslaby@suse.cz>,
Nios2 development list <nios2-dev@sopc.et.ntust.edu.tw>
Subject: Re: [PATCHv3] drivers/misc: Altera active serial implementation
Date: Wed, 17 Nov 2010 18:15:22 -0800 [thread overview]
Message-ID: <4CE48C3A.2050506@zytor.com> (raw)
In-Reply-To: <4CE48C2E.5080502@wytron.com.tw>
On 11/17/2010 06:15 PM, Thomas Chou wrote:
>
> EPCS16 = M25P16
> EPCS64 = M25P64
>
> Yes, EPCS is ONLY serial flash. The Altera EPCS controller is only SPI
> controller. It is well-known on Altera wiki and Altera forum.
>
> You may use any stock SPI flash to replace EPCS as long as the access
> time met. Though Altera flash programming utility supports only limited
> brands, more SPI flash can be programmed using u-boot or Linux MTD. We
> often boot right out of SPI/EPCS, as it saves cost and space.
>
> There is no difference between Altera and Xilinx in this aspect, except
> for their marketing approach.
>
OK, that's rather funny.
-hpa
next prev parent reply other threads:[~2010-11-18 2:16 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-15 8:23 [PATCHv3] drivers/misc: Altera active serial implementation Baruch Siach
2010-11-15 9:33 ` Jiri Slaby
2010-11-15 10:08 ` Baruch Siach
2010-11-15 10:28 ` Jiri Slaby
2010-11-15 13:40 ` Baruch Siach
2010-11-15 14:24 ` Jiri Slaby
2010-11-15 16:19 ` Greg KH
2010-11-16 0:47 ` Indan Zupancic
2010-11-16 5:56 ` Baruch Siach
2010-11-16 7:42 ` H. Peter Anvin
2010-11-16 11:04 ` Alan Cox
2010-11-16 13:09 ` Jiri Slaby
2010-11-17 5:32 ` Baruch Siach
2010-11-17 5:43 ` H. Peter Anvin
2010-11-17 5:48 ` Baruch Siach
2010-11-17 8:31 ` Jiri Slaby
2010-11-17 11:08 ` Alan Cox
2010-11-16 11:05 ` Alan Cox
2010-11-17 6:18 ` Thomas Chou
2010-11-17 13:28 ` Baruch Siach
[not found] ` <4CE42457.8090001@zytor.com>
2010-11-18 2:15 ` Thomas Chou
2010-11-18 2:15 ` H. Peter Anvin [this message]
2010-11-22 5:57 ` Baruch Siach
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