[PATCH 3/8] ARM: imx5: adopt generic_chip irq_domain support for tzic
Shawn Guo
shawn.guo at linaro.org
Mon Feb 13 10:34:46 EST 2012
Sorry, one typo below.
On Mon, Feb 13, 2012 at 07:19:55AM -0800, Shawn Guo wrote:
...
> Supposing we are doing what you suggest to do here, before we call
> irq_setup_generic_chip_domain for imx gpio driver (gpio-mxc.c) to set
> up legacy domain for DT users, we need to have an irq_base for the gpio
s/DT/non-DT
> interrupt controller. Since we are cleaning those static irq number,
> we have to call irq_alloc_desc to get the irq_base and pass it to
> irq_setup_generic_chip_domain. However, this should not be done for
> DT/linear users. So you will need to fork the code patch for DT and
> non-DT case. It will be much simpler with using linear for both DT
> and non-DT because passing a -1 as the irq_base just works for both
> cases.
--
Regards,
Shawn
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