Re: [PATCH 1/3] misc: Add crossbar driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> On Thursday 18 July 2013 02:56 PM, Nishanth Menon wrote:
> 
> Since the cross-bar is not limited t0 IRQ lines and applicable for
> DMA request lines as well, making it IRQ chip doesn't make sense. Its
> not typical pin control functionality either but at least that framework
> is much closer to consider as an option.
> 
> Actually its more of setting up the IRQ and DMA pins maps once
> at boot for a given SOC based on chosen configuration by the
> board. So I am leaning towards pinctrl as well. Just haven't
> thought enough about whether thats the best approach.
> 
> CC'ing Linus W and Tony L whether we can use pinctrl framework
> for such an IP and if yes how ;-).

If it really muxes signals then using pinctrl seems logical.
Especially if the registers are in the SCM block.

It might be already possible to handle it already with
pinctrl-single,bits for the muxing part.

Regards,

Tony
--
To unsubscribe from this list: send the line "unsubscribe linux-doc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux