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Hsin-Yi Wang authored
The double reset power-on sequence is a workaround for the hardware flaw in some chip that SPI Clock output glitch and cause internal MPU unable to read firmware correctly. The sequence is suggested in ps8640 application note. Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org> Reviewed-by: Rock Chiu <rock.chiu@paradetech.corp-partner.google.com> Signed-off-by: Douglas Anderson <dianders@chromium.org> Link: https://patchwork.freedesktop.org/patch/msgid/20220815093905.134164-1-hsinyi@chromium.org
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