From mboxrd@z Thu Jan 1 00:00:00 1970 From: sudeep.holla@arm.com (Sudeep Holla) Date: Wed, 16 Aug 2017 16:45:28 +0100 Subject: [PATCHv2 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware In-Reply-To: <2935be9896d54020720919e7dab7c2f86bdc83a3.1502886277.git.michal.simek@xilinx.com> References: <2935be9896d54020720919e7dab7c2f86bdc83a3.1502886277.git.michal.simek@xilinx.com> Message-ID: <2c2ffced-bc32-1eb4-aabe-ad6386076267@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 16/08/17 13:24, Michal Simek wrote: > From: Soren Brinkmann > > Document the DT bindings for the Zynq UltraScale+ PM Firmware. > > Signed-off-by: Soren Brinkmann > Signed-off-by: Michal Simek > --- > > Changes in v2: > - Move to bindings/firmware and also add it to firmware node > Reported-by Rob > > .../bindings/firmware/xlnx,zynqmp-pm.txt | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+) > create mode 100644 Documentation/devicetree/bindings/firmware/xlnx,zynqmp-pm.txt > > diff --git a/Documentation/devicetree/bindings/firmware/xlnx,zynqmp-pm.txt b/Documentation/devicetree/bindings/firmware/xlnx,zynqmp-pm.txt > new file mode 100644 > index 000000000000..7de0c82758b3 > --- /dev/null > +++ b/Documentation/devicetree/bindings/firmware/xlnx,zynqmp-pm.txt > @@ -0,0 +1,22 @@ > +Xilinx Zynq MPSoC Firmware Device Tree Bindings > + > +The zynqmp-pm node describes the interface to platform firmware. > + > +Required properties: > + - compatible: Must contain: "xlnx,zynqmp-pm" > + - method: The method of calling the PM-API firmware layer. > + Permitted values are: > + - "smc" : To be used in configurations without a hypervisor > + - "hvc" : To be used when hypervisor is present > + - interrupts: Interrupt specifier What exactly is this interrupt ? I see it's not SGI, so if it's SPI, where does this originate from ? How is that dealt ? -- Regards, Sudeep