imx8mq allocation issue

[Peng Fan]

On 9/9/2022 5:12 PM, Heiko Thiery wrote:
> HI,
> 
> I think on the imx8mq platform we have a problem with the introduction
> of the clock driver. I tried to debug the problem that the pitx-imx8m
> board was not able to start for some time. I was wondering why the
> pitx-im8m doesn't work anymore although the imx8mq_evk is running.
> 
> So I switched to the imx8mq_evk for counter testing. As I already
> figured out in [1] also the imx8mq_evk is not able to start properly.
> 
> On the EVK I enabled the DEBUG_UART and see the outputs below. I
> suspect all imx8mq boards have this problem.
> 
> CONFIG_DEBUG_UART_BASE=0x30860000      # for uart1
> CONFIG_DEBUG_UART_CLOCK=24000000
> 
> --- 8< ----
> U-Boot SPL 2022.10-rc4-00038-ge3fce5e560-dirty (Sep 09 2022 - 10:51:29 +0200)
> PMIC:  PFUZE100 ID=0x10
> SEC0:  RNG instantiated
> Normal Boot
> Trying to boot from MMC2
> clk_register: failed to get <NULL> device (parent of ckil)
> clk_register: failed to get <NULL> device (parent of clock-osc-27m)
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted

Seems SPL_DM_CLK consumes the malloc space, so you meet such error.

Regards
Peng

> :
> :
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhausted
> alloc space exhaustedÿ
> 
> U-Boot 2022.10-rc4-00038-ge3fce5e560-dirty (Sep 09 2022 - 10:51:29 +0200)
> 
> CPU:   Freescale i.MX8MQ rev2.1 at 1000 MHz
> Reset cause: POR
> Model: NXP i.MX8MQ EVK
> DRAM:  3 GiB
> clk_register: failed to get <NULL> device (parent of ckil)
> clk_register: failed to get <NULL> device (parent of clock-osc-27m)
> clk_register: failed to get <NULL> device (parent of sys1_pll)
> clk_register: failed to get <NULL> device (parent of sys2_pll)
> clk_register: failed to get <NULL> device (parent of sys3_pll)
> Core:  147 devices, 21 uclasses, devicetree: separate
> MMC:   FSL_SDHC: 0, FSL_SDHC: 1
> Loading Environment from MMC... OK
> In:    serial at 30860000
> Out:   serial at 30860000
> Err:   serial at 30860000
> SEC0:  RNG instantiated
> Net:   eth0: ethernet at 30be0000
> Hit any key to stop autoboot:  0
> u-boot=>
> --- 8< ----
> 
> Could the maintainers of the other imx8mq boards please check if they
> can confirm this?
> 
> [1] https://lore.kernel.org/u-boot/CAEyMn7bCaC8Y8B0mOAi72yJTHMKDJt_oe_eBznrwHh4JxXodZw@mail.gmail.com/#t
> 
> Thanks,
> Heiko