On Mon, Sep 20, 2021 at 08:43:11PM -0300, Fabio Estevam wrote:
> This reverts commit cc8870bf4c3ab0af385538460500a9d342ed945f.
>
> Since commit cc8870bf4c3a ("ARM: imx6q: drop of_platform_default_populate()
> from init_machine") the following errors are seen on boot:
>
> [ 0.123372] imx6q_suspend_init: failed to find ocram device!
> [ 0.123537] imx6_pm_common_init: No DDR LPM support with suspend -19!
>
> , which break suspend/resume on imx6q/dl.
>
> Revert the offeding commit to avoid the regression.
>
> Thanks to Tim Harvey for bisecting this problem.
>
> Cc: stable@xxxxxxxxxxxxxxx
Thanks Fabio.
Acked-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
> Fixes: cc8870bf4c3a ("ARM: imx6q: drop of_platform_default_populate() from init_machine")
> Signed-off-by: Fabio Estevam <festevam@xxxxxxxxx>
> ---
> arch/arm/mach-imx/mach-imx6q.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
> index 11dcc369ec14..c9d7c29d95e1 100644
> --- a/arch/arm/mach-imx/mach-imx6q.c
> +++ b/arch/arm/mach-imx/mach-imx6q.c
> @@ -172,6 +172,9 @@ static void __init imx6q_init_machine(void)
> imx_get_soc_revision());
>
> imx6q_enet_phy_init();
> +
> + of_platform_default_populate(NULL, NULL, NULL);
> +
> imx_anatop_init();
> cpu_is_imx6q() ? imx6q_pm_init() : imx6dl_pm_init();
> imx6q_1588_init();
> --
> 2.25.1
>
>
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