Re: [PATCH 2/3] qcom: spmi-gpio: add support for hierarchical IRQ chip

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

 



On Sat, Jan 05, 2019 at 07:08:44AM -0500, Brian Masney wrote:
> > I also seem to recall that GPIO numbering starts from 1 instead of
> > 0, so please keep that in mind.
> 
> I'm using the pinctrl numbering, which is zero based.
> 
> / # head /sys/kernel/debug/pinctrl/fc4cf000.spmi\:pm8941@0\:gpios@c000/pins 
> registered pins: 36
> pin 0 (gpio1) 
> pin 1 (gpio2) 
> pin 2 (gpio3) 
> pin 3 (gpio4) 
> pin 4 (gpio5) 
> pin 5 (gpio6) 
> pin 6 (gpio7) 
> pin 7 (gpio8) 
> pin 8 (gpio9) 

After more thought: the pin numbering from pinctrl is an implementation
detail that device tree should not be aware of. This needs to be the
GPIO pin number. I'll correct this in v2.

Brian



[Index of Archives]     [Linux SPI]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux