Hi Stefan, On Thu, Jun 11, 2020 at 05:50:30PM +0200, Stefan Wahren wrote: > > diff --git a/drivers/clk/bcm/clk-bcm2711-dvp.c b/drivers/clk/bcm/clk-bcm2711-dvp.c > > new file mode 100644 > > index 000000000000..84dbc886e303 > > --- /dev/null > > +++ b/drivers/clk/bcm/clk-bcm2711-dvp.c > > @@ -0,0 +1,120 @@ > > +// SPDX-License-Identifier: GPL-2.0-or-later > > +// Copyright 2020 Cerno > > + > > +#include <linux/clk-provider.h> > > +#include <linux/module.h> > > +#include <linux/platform_device.h> > > +#include <linux/reset-controller.h> > > +#include <linux/reset/reset-simple.h> > > + > > +#define DVP_HT_RPI_SW_INIT 0x04 > > +#define DVP_HT_RPI_MISC_CONFIG 0x08 > > sorry for not noticing this before. Are these defines specific to the > Raspberry Pi, because of RPI? I'm not entirely sure to be honest. It's the names that the register have, but it's not clear to me if it's something specific to the RPi itself, or it just means something else entirely. Maxime