Is this a reason we can't get it working in both?

> On Sep 10, 2016, at 2:11 PM, William Hermans <[email protected]> wrote:
> 
> Sure, the work around is don't use those kernels.
> 
> william@beaglebone:~$ uname -r
> 4.4.14-ti-r34
> william@beaglebone:~$ ls /sys/class/gpio
> export  gpiochip0  gpiochip32  gpiochip64  gpiochip96  unexport
> william@beaglebone:~$ sudo sh -c "echo '115' > /sys/class/gpio/export"
> [sudo] password for william:
> william@beaglebone:~$ ls /sys/class/gpio/gpio115
> active_low  device  direction  edge  power  subsystem  uevent  value
> william@beaglebone:~$ ls /sys/devices/platform/ocp/
> 40300000.ocmcram          48038000.mcasp  480c8000.mailbox               
> 49000000.edma      56000000.sgx
> 40302000.ocmcram_nocache  4803c000.mcasp  480ca000.spinlock              
> 49800000.tptc      driver_override
> 44e07000.gpio             48042000.timer  4819c000.i2c                   
> 49900000.tptc      modalias
> 44e09000.serial           48044000.timer  481a0000.spi                   
> 49a00000.tptc      ocp:l4_wkup@44c00000
> 44e0b000.i2c              48046000.timer  481ac000.gpio                  
> 4a100000.ethernet  of_node
> 44e35000.wdt              48048000.timer  481ae000.gpio                  
> 4a300000.pruss     power
> 44e3e000.rtc              4804a000.timer  481d8000.mmc                   
> 4c000000.emif      subsystem
> 47400000.usb              4804c000.gpio   48200000.interrupt-controller  
> 53100000.sham      uevent
> 48030000.spi              48060000.mmc    48310000.rng                   
> 53500000.aes
> 
> 
>> On Sat, Sep 10, 2016 at 4:53 AM, JStrawson <[email protected]> wrote:
>> Hello all,
>> 
>> I've been using both fixed pinmux and pinmux helper entries in my device 
>> tree overlay successfully in Wheezy. However, while moving forward into 
>> Jessie I've discovered that the pinmux helper only generates the 'state' fd 
>> in /sys/devices/platform/ocp/ocp\:P8_37_pinmux/state for non-lcd/hdmi pins. 
>> I observed this with cape-universala, cape-univ-hdmi, and my own cape so I 
>> looked for disparities between kernels.
>> 
>> It seems Robert's 4.4.20-bone-rt kernel works just fine for all pins 
>> including hdmi pins. However the ti kernel that ships with the stable public 
>> images (2016-08-28, 2016-5-13) is missing pinmux functionality for all 
>> LCD/hdmi pins. I have checked with the following kernels:
>> 
>> not working: 4.4.9-ti-r25  4.4.20-ti-r43 4.7.3-bone2
>> working: 4.4.20-bone-rt-r13
>> 
>> Furthermore, normal fixed pinmux settings in overlay's target = 
>> <&am33xx_pinmux> section, (like BB-UART5 for exmaple) do not seem to have an 
>> effect in these ti kernels either. So right now I can't access anything 
>> between P8_27 and P8_46 without installing a new kernel.
>> 
>> 
>> Is there a workaround for this? I would like everything to work on the 
>> kernel in regular releases.
>> 
>> Thank you for any input.
>> -- 
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