Quoting Dong Aisheng (2021-07-02 01:54:38)
> The earlycon depends on the bootloader setup UART clocks being retained.
> There're actually two uart clocks (ipg, per) on MX6QDL,
> but the 'Fixes' commit change to register only one which means
> another clock may be disabled during booting phase
> and result in the earlycon unwork.
>
> Cc: stable@xxxxxxxxxxxxxxx # v5.10+
> Fixes: 379c9a24cc23 ("clk: imx: Fix reparenting of UARTs not associated with stdout")
> Signed-off-by: Dong Aisheng <aisheng.dong@xxxxxxx>
> ---
Applied to clk-fixes
