From: Eric Nelson <eric.nelson@boundarydevices.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 6/6] mx6q: mx6qsabrelite: Provide defaults for placing environment in serial flash
Date: Fri, 20 Jan 2012 06:47:33 -0700 [thread overview]
Message-ID: <4F197075.2050400@boundarydevices.com> (raw)
In-Reply-To: <4F192A16.4090309@denx.de>
On 01/20/2012 01:47 AM, Stefano Babic wrote:
> On 20/01/2012 08:48, Jason Hui wrote:
>
>>>>
>>>> I'm wondering how the CONFIG_ENV_SPI_CS could be 0x5300? Vague?
>>
>> Then the left open question is only above one.
>
> The SPI driver can take as chip select the controller's chip selects as
> well as an external GPIO. The LSB byte has the value of the internal
> chip select, the highest (thought as 16-bit value) contains the GPIO
> number. Reading this configuration, the GPIO used on this board should
> be the number 83 (0x53).
>
> Stefano
>
Thanks Stefano,
I like your description better than the one I just wrote... I should
have scanned all of my e-mails before drafting my earlier commit msg ;)
next prev parent reply other threads:[~2012-01-20 13:47 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-17 22:09 [U-Boot] mxc_spi refactoring (for mx6q) Eric Nelson
2012-01-17 22:09 ` [U-Boot] [PATCH 1/6] mxc_spi: move machine specifics into CPU headers Eric Nelson
2012-01-17 22:09 ` [U-Boot] [PATCH 2/6] mx6q: Add support for ECSPI through mxc_spi driver Eric Nelson
2012-01-17 23:19 ` Marek Vasut
2012-01-18 0:36 ` Eric Nelson
2012-01-18 1:27 ` Marek Vasut
2012-01-18 1:44 ` Eric Nelson
2012-01-18 1:47 ` Marek Vasut
2012-01-18 2:02 ` Eric Nelson
2012-01-18 8:39 ` Stefano Babic
2012-01-18 16:08 ` Marek Vasut
2012-01-18 16:41 ` Stefano Babic
2012-01-18 20:05 ` Eric Nelson
2012-01-19 10:33 ` Stefano Babic
2012-01-17 22:09 ` [U-Boot] [PATCH 3/6] mx6q: mx6qsabrelite: Add ECSPI support to the Sabrelite platform Eric Nelson
2012-01-17 22:09 ` [U-Boot] [PATCH 4/6] sf command: allow default chip select through CONFIG_SPI_FLASH_CS Eric Nelson
2012-01-17 22:09 ` [U-Boot] [PATCH 5/6] mx6q: mx6qsabrelite: Provide default chip-select for serial flash Eric Nelson
2012-01-17 22:09 ` [U-Boot] [PATCH 6/6] mx6q: mx6qsabrelite: Provide defaults for placing environment in " Eric Nelson
2012-01-20 3:27 ` Jason Hui
2012-01-20 7:06 ` Dirk Behme
2012-01-20 7:48 ` Jason Hui
2012-01-20 8:47 ` Stefano Babic
2012-01-20 13:47 ` Eric Nelson [this message]
2012-01-20 13:43 ` Eric Nelson
2012-01-17 23:16 ` [U-Boot] mxc_spi refactoring (for mx6q) Marek Vasut
2012-01-18 11:51 ` Dirk Behme
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