GPIO request failures for Renesas rcar-gen3

Adam Ford aford173 at gmail.com
Thu Jun 18 23:46:05 CEST 2020


On Thu, Jun 18, 2020 at 4:33 PM Marek Vasut <marek.vasut at gmail.com> wrote:
>
> On 6/18/20 11:20 PM, Adam Ford wrote:
>
> Hi,
>
> [...]
>
> >> Can you provide 'dm tree' output ?
> >
> > => dm tree
> >  Class     Index  Probed  Driver                Name
> > -----------------------------------------------------------
> >  root          0  [ + ]   root_driver           root_driver
> >  clk           0  [   ]   fixed_rate_clock      |-- audio_clk_a
> >  clk           1  [   ]   fixed_rate_clock      |-- audio_clk_b
> >  clk           2  [   ]   fixed_rate_clock      |-- audio_clk_c
> >  clk           3  [   ]   fixed_rate_clock      |-- can
> >  clk           4  [ + ]   fixed_rate_clock      |-- extal
> >  clk           5  [ + ]   fixed_rate_clock      |-- extalr
> >  clk           6  [   ]   fixed_rate_clock      |-- pcie_bus
> >  firmware      0  [   ]   psci                  |-- psci
> >  clk           7  [   ]   fixed_rate_clock      |-- scif
> >  simple_bus    0  [ + ]   generic_simple_bus    |-- soc
> >  gpio          0  [   ]   rcar-gpio             |   |-- gpio at e6050000
> >  gpio          1  [   ]   rcar-gpio             |   |-- gpio at e6051000
> >  gpio          2  [ + ]   rcar-gpio             |   |-- gpio at e6052000
> >  gpio          3  [   ]   rcar-gpio             |   |-- gpio at e6053000
> >  gpio          4  [   ]   rcar-gpio             |   |-- gpio at e6054000
> >  gpio          5  [   ]   rcar-gpio             |   |-- gpio at e6055000
> >  gpio          6  [ + ]   rcar-gpio             |   |-- gpio at e6055400
> >  gpio          7  [   ]   rcar-gpio             |   |-- gpio at e6055800
> >  clk           8  [ + ]   clk_r8a774a1          |   |--
> > clock-controller at e6150000
> >  i2c           0  [   ]   i2c_rcar              |   |-- i2c at e6500000
> >  i2c           1  [   ]   i2c_rcar              |   |-- i2c at e6510000
> >  i2c           2  [   ]   i2c_rcar              |   |-- i2c at e66d8000
> >  i2c           3  [   ]   i2c_rcar              |   |-- i2c at e66e0000
> >  eth           0  [   ]   ravb                  |   |-- ethernet at e6800000
> >  serial        0  [   ]   serial_sh             |   |-- serial at e6e60000
> >  serial        1  [ + ]   serial_sh             |   |-- serial at e6e88000
> >  serial        2  [   ]   serial_sh             |   |-- serial at e6f30000
> >  usb           0  [   ]   ehci_generic          |   |-- usb at ee080100
> >  usb           1  [   ]   ehci_generic          |   |-- usb at ee0a0100
> >  phy           0  [   ]   rcar-gen3-phy         |   |-- usb-phy at ee080200
> >  phy           1  [   ]   rcar-gen3-phy         |   |-- usb-phy at ee0a0200
> >  mmc           0  [ + ]   renesas-sdhi          |   |-- sd at ee100000
> >  blk           0  [   ]   mmc_blk               |   |   `-- sd at ee100000.blk
> >  mmc           1  [ + ]   renesas-sdhi          |   |-- sd at ee160000
> >  blk           1  [ + ]   mmc_blk               |   |   `-- sd at ee160000.blk
> >  pci           0  [   ]   rcar_gen3_pcie        |   |-- pcie at fe000000
> >  pci           1  [   ]   rcar_gen3_pcie        |   `-- pcie at ee800000
> >  clk           9  [   ]   fixed_rate_clock      |-- usb3s0
> >  clk          10  [   ]   fixed_rate_clock      |-- usb_extal
> >  clk          11  [   ]   fixed_rate_clock      |-- osc_32k
> >  regulator     0  [ + ]   fixed regulator       |-- regulator0
> >  regulator     1  [ + ]   fixed regulator       |-- regulator1
> >  regulator     2  [   ]   fixed regulator       |-- regulator_audio
> >  regulator     3  [   ]   fixed regulator       |-- regulator-lcd
> >  regulator     4  [   ]   fixed regulator       |-- regulator-lcd-reset
> >  regulator     5  [   ]   fixed regulator       |-- regulator_camera
> >  regulator     6  [ + ]   gpio regulator        |-- regulator-vccq-sdhi0
> >  clk          12  [   ]   fixed_rate_clock      |-- x302-clock
> >  clk          13  [   ]   fixed_rate_clock      `-- x304-clock
>
> Isn't the PFC driver missing here ?

That was it.  Thank you!

I'll have to fix the pfc and submit patch V2 to fix that.

I appreciate your quick response.  It's working now

adam


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