On Sat, 02 Jan 2021 21:59:01 +0100, Martin Blumenstingl wrote: > The Meson8/Meson8b/Meson8m2 SoCs have a register bank called SECBUS2 which > contains registers for various IP blocks such as pin-controller bits for > the BSD_EN and TEST_N GPIOs as well as some AO ARC core control bits. > The registers can be accessed directly when not running in "secure mode". > When "secure mode" is enabled then these registers have to be accessed > through secure monitor calls. > > So far these SoCs are always known to boot in "non-secure mode". > Add a binding documentation using syscon (as these registers are shared > across different IPs) for the SECBUS2 registers. > > Signed-off-by: Martin Blumenstingl <[email protected]> > --- > .../arm/amlogic/amlogic,meson-mx-secbus2.yaml | 42 +++++++++++++++++++ > 1 file changed, 42 insertions(+) > create mode 100644 > Documentation/devicetree/bindings/arm/amlogic/amlogic,meson-mx-secbus2.yaml >
Reviewed-by: Rob Herring <[email protected]>
