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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] ppc4xx: Fix EEPROM configuration on Kilauea
Date: Wed, 22 Jul 2009 09:44:50 +0200	[thread overview]
Message-ID: <200907220944.50403.sr@denx.de> (raw)
In-Reply-To: <20090722072745.B79FF832E416@gemini.denx.de>

On Wednesday 22 July 2009 09:27:45 Wolfgang Denk wrote:
> > -#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	6	/* 24C02 requires 5ms
> > delay */ #define CONFIG_SYS_I2C_EEPROM_ADDR	0x52	/* I2C boot EEPROM
> > (24C02BN)	*/ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1	/* Bytes of
> > address		*/ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	3
> > +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10
>
> The commit message does not mention the increased write delay. Is htis
> really needed? The (removed) comment says 5ms should be sufficient?

10ms is also used on many other AMCC eval boards. It's more defensive. But you 
are correct. I should have mentioned it in the commit message. I'll add it and 
resubmit.

Thanks.

Best regards,
Stefan

=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80  Email: office at denx.de
=====================================================================

  reply	other threads:[~2009-07-22  7:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-21 13:15 [U-Boot] [PATCH] ppc4xx: Fix EEPROM configuration on Kilauea Stefan Roese
2009-07-22  7:27 ` Wolfgang Denk
2009-07-22  7:44   ` Stefan Roese [this message]
2009-07-22  9:42     ` Wolfgang Denk

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