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
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DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
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next prev parent 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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