On Thu, 21 Dec 2023 15:05:09 +0100, Michal Simek wrote: > Debug Communication Channel (DCC) provides the way how to pass data between > target CPU and host via JTAG interface. Every CPU has own interface for > communication via dbgdtrtx_el0 and dbgdtrrx_el0 registers. > > Signed-off-by: Michal Simek <michal.simek@xxxxxxx> > --- > > This communication interface is used for flash programming on Xilinx > SOCs from U-Boot. > https://source.denx.de/u-boot/u-boot/-/blob/master/drivers/serial/arm_dcc.c > > --- > .../devicetree/bindings/serial/arm,dcc.yaml | 30 +++++++++++++++++++ > 1 file changed, 30 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/arm,dcc.yaml > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>