Hi,
On Thu, Aug 25, 2016 at 03:20:55PM -0700, David Daney wrote:
> On 08/25/2016 02:22 PM, Steven J. Hill wrote:
> >We clear the OF_POPULATED flag for the GPIO controller node, otherwise
> >the GPIO lines used by the MMC driver are never probed.
Please also mention that gpio-leds failed to probe.
> >Fixes: 15cc2ed6dcf9 ("of/irq: Mark initialised interrupt controllers as populated")
> >Signed-off-by: Steven J. Hill <Steven.Hill@xxxxxxxxxx>
> >---
> > arch/mips/cavium-octeon/octeon-irq.c | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> >diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
> >index 5a9b87b..41d12d4 100644
> >--- a/arch/mips/cavium-octeon/octeon-irq.c
> >+++ b/arch/mips/cavium-octeon/octeon-irq.c
> >@@ -1619,6 +1619,13 @@ static int __init octeon_irq_init_gpio(
> > return -ENOMEM;
> > }
> >
> >+ /*
> >+ * Clear the OF_POPULATED flag that was set above for the
>
> Can we s/above/in of_irq_init()/ to be less ambiguous?
>
> >+ * GPIO controller so that the lines used by the MMC driver
>
> I suspect that it is not just MMC that was broken by commit 15cc2ed6dcf9.
> Can we get a real description of exactly which kernel facilities are
> impacted? Is it all GPIO, or what?
For me it fixes gpio-leds breakage, so I think it's all GPIO. Referring
to MMC driver is not appropriate anyway as the OCTEON MMC is not yet
merged. :-)
> >+ * will not be skipped.
> >+ */
> >+ of_node_clear_flag(gpio_node, OF_POPULATED);
> >+
> > return 0;
For this actual code change, you can add:
Tested-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
Thanks,
A.
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