| Message ID | 1523389127-14243-2-git-send-email-jollys@xilinx.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Tue, Apr 10, 2018 at 12:38:37PM -0700, Jolly Shah wrote: > From: Rajan Vaja <rajanv@xilinx.com> > > Add documentation to describe Xilinx ZynqMP firmware driver > bindings. Firmware driver provides an interface to firmware > APIs. Interface APIs can be used by any driver to communicate > to PMUFW (Platform Management Unit). > > Signed-off-by: Rajan Vaja <rajanv@xilinx.com> > Signed-off-by: Jolly Shah <jollys@xilinx.com> > --- > .../firmware/xilinx/xlnx,zynqmp-firmware.txt | 29 ++++++++++++++++++++++ > 1 file changed, 29 insertions(+) > create mode 100644 Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.txt Please add acks/reviewed-by's when posting new versions. Rob
On Fri, Apr 13, 2018 at 10:15:01AM -0500, Rob Herring wrote: > On Tue, Apr 10, 2018 at 12:38:37PM -0700, Jolly Shah wrote: > > From: Rajan Vaja <rajanv@xilinx.com> > > > > Add documentation to describe Xilinx ZynqMP firmware driver > > bindings. Firmware driver provides an interface to firmware > > APIs. Interface APIs can be used by any driver to communicate > > to PMUFW (Platform Management Unit). > > > > Signed-off-by: Rajan Vaja <rajanv@xilinx.com> > > Signed-off-by: Jolly Shah <jollys@xilinx.com> > > --- > > .../firmware/xilinx/xlnx,zynqmp-firmware.txt | 29 ++++++++++++++++++++++ > > 1 file changed, 29 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.txt > > Please add acks/reviewed-by's when posting new versions. I'll just wait for the resend with those acks before considering to merge these... greg k-h
diff --git a/Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.txt b/Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.txt new file mode 100644 index 0000000..1b431d9 --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/xilinx/xlnx,zynqmp-firmware.txt @@ -0,0 +1,29 @@ +----------------------------------------------------------------- +Device Tree Bindings for the Xilinx Zynq MPSoC Firmware Interface +----------------------------------------------------------------- + +The zynqmp-firmware node describes the interface to platform firmware. +ZynqMP has an interface to communicate with secure firmware. Firmware +driver provides an interface to firmware APIs. Interface APIs can be +used by any driver to communicate to PMUFW(Platform Management Unit). +These requests include clock management, pin control, device control, +power management service, FPGA service and other platform management +services. + +Required properties: + - compatible: Must contain: "xlnx,zynqmp-firmware" + - method: The method of calling the PM-API firmware layer. + Permitted values are: + - "smc" : SMC #0, following the SMCCC + - "hvc" : HVC #0, following the SMCCC + +------- +Example +------- + +firmware { + zynqmp_firmware: zynqmp-firmware { + compatible = "xlnx,zynqmp-firmware"; + method = "smc"; + }; +};