Re: [PATCH] sdhci: add quirk to support shared bus controller

2011-04-25 Thread Philip Rakity
Hi Barry, On Apr 25, 2011, at 8:49 AM, Barry Song wrote: 2011/4/25 Barry Song 21cn...@gmail.com: 2011/4/21 Andrei Warkentin andr...@motorola.com: Hi, On Thu, Apr 21, 2011 at 3:51 AM, Barry Song 21cn...@gmail.com wrote: From: Bin Shi bin@csr.com some controllers share data bus or

Re: [PATCH] sdhci: add quirk to support shared bus controller

2011-04-25 Thread Chris Ball
Hi, On Mon, Apr 25 2011, Philip Rakity wrote: A quirk does not seem to the right way to go since there is now 2 points of failure a) The quirk can be defined and host-ops-get_shared_pins may not be. how about if (host-ops-get_shared_pins)

Re: [PATCH] sdhci: add quirk to support shared bus controller

2011-04-24 Thread Barry Song
2011/4/21 Andrei Warkentin andr...@motorola.com: Hi, On Thu, Apr 21, 2011 at 3:51 AM, Barry Song 21cn...@gmail.com wrote: From: Bin Shi bin@csr.com some controllers share data bus or other pins between multi-controllers and need to switch the functions of shared pins runtime this

[PATCH] sdhci: add quirk to support shared bus controller

2011-04-21 Thread Barry Song
From: Bin Shi bin@csr.com some controllers share data bus or other pins between multi-controllers and need to switch the functions of shared pins runtime this patch requested those shared pins before actual hardware access and release them after access Signed-off-by: Bin Shi bin@csr.com

Re: [PATCH] sdhci: add quirk to support shared bus controller

2011-04-21 Thread Andrei Warkentin
Hi, On Thu, Apr 21, 2011 at 3:51 AM, Barry Song 21cn...@gmail.com wrote: From: Bin Shi bin@csr.com some controllers share data bus or other pins between multi-controllers and need to switch the functions of shared pins runtime this patch requested those shared pins before actual