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From: Thomas Chou <thomas@wytron.com.tw>
To: u-boot@lists.denx.de
Subject: [U-Boot] nand_plat extensions with GPIO framework
Date: Wed, 09 Jun 2010 08:58:50 +0800	[thread overview]
Message-ID: <4C0EE74A.8050809@wytron.com.tw> (raw)
In-Reply-To: <201006081710.12926.vapier@gentoo.org>

Mike Frysinger wrote:
> i'm in the process of merging the GPIO layer from Linux into the Blackfin port 
> (well, it's already done, so now i'm just converting drivers over to it).  as 
> i'm sure you're aware, the GPIO framework in Linux provides a common API 
> across all ports, so anyone who supports asm/gpio.h is going to work.  no-arch 
> specific junk here.
> 
> some Blackfin boards use GPIOs with the nand_plat driver for the dev_ready 
> pin.  so while i can easily convert the board config header to call these gpio 
> funcs, the issue is that i cant really pull in headers like asm/gpio.h in the 
> board config since all files will then pull it in.
> 

Hi Mike,

Thanks. This is what I have been looking for. Nios2 has asm/gpio.h 
already, then I added gpio_request() and tested on my boards.

Tested-by: Thomas Chou <thomas@wytron.com.tw>

  reply	other threads:[~2010-06-09  0:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-08 21:10 [U-Boot] nand_plat extensions with GPIO framework Mike Frysinger
2010-06-09  0:58 ` Thomas Chou [this message]
2010-06-09  5:46   ` Mike Frysinger
2010-06-09  6:24     ` Thomas Chou

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