Re: [PATCH v2 2/5] dt-bindings: Amlogic: add the documentation for the SECBUS2 registers

Rob Herring
2021-01-11T22:25:05Z

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 <martin.blumenstingl@googlemail.com>
> ---
> .../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 <robh@kernel.org>