Re: [PATCH v2 1/2] rtc: sun6i: Make external 32k oscillator optional

[Maxime Ripard]

On Sun, Mar 08, 2020 at 02:58:48PM +0100, Jernej Skrabec wrote:
> Some boards, like OrangePi PC2 (H5), OrangePi Plus 2E (H3) and Tanix TX6
> (H6) don't have external 32kHz oscillator. Till H6, it didn't really
> matter if external oscillator was enabled because HW detected error and
> fall back to internal one. H6 has same functionality but it's the first
> SoC which have "auto switch bypass" bit documented and always enabled in
> driver. This prevents RTC to work correctly if external crystal is not
> present on board. There are other side effects - all peripherals which
> depends on this clock also don't work (HDMI CEC for example).
>
> Make clocks property optional. If it is present, select external
> oscillator. If not, stay on internal.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@xxxxxxxx>

Acked-by: Maxime Ripard <mripard@xxxxxxxxxx>

Maxime

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