On Tue, Jan 30, 2018 at 03:29:51PM +0000, Jonathan Cameron wrote: > From: Jonathan Cameron <jonathan.came...@huawei.com> > > The hip06 and hip07 SoCs contain a number of these crypto units which > accelerate AES and DES operations. > > Signed-off-by: Jonathan Cameron <jonathan.came...@huawei.com> > --- > .../bindings/crypto/hisilicon,hip07-sec.txt | 71 > ++++++++++++++++++++++ > 1 file changed, 71 insertions(+) > > diff --git a/Documentation/devicetree/bindings/crypto/hisilicon,hip07-sec.txt > b/Documentation/devicetree/bindings/crypto/hisilicon,hip07-sec.txt > new file mode 100644 > index 000000000000..bf81118e560c > --- /dev/null > +++ b/Documentation/devicetree/bindings/crypto/hisilicon,hip07-sec.txt > @@ -0,0 +1,71 @@ > +* Hisilicon hip07 Security Accelerator (SEC) > + > +Required properties: > +- compatible: Must contain one of > + - "hisilicon,hip06-sec" > + - "hisilicon,hip07-sec" > +- #address-cells: Must be <2> as 64 bit addresses in reg. > +- #size-cells: Must be <2> as 64 bit lengths in reg.
You don't have any child nodes, so these aren't needed. > +- reg: Memory addresses and lengths of the memory regions used by the driver. > + Region 0 has registers to control the backend processing engines. > + Region 1 has registers for functionality common to all queues. > + Regions 2-18 have registers for the individual queues which are isolated > + both in hardware and within the driver. > +- interrupts: Interrupt specifiers. > + Refer to interrupt-controller/interrupts.txt for generic interrupt client > node > + bindings. > + Interrupt 0 is for the SEC unit error queue. > + Interrupt 2N + 1 is the completion interrupt for queue N. > + Interrupt 2N + 2 is the error interrupt for queue N. > +- dma-coherent: The driver assumes coherent dma is possible. > + > +Optional properties: > +- iommus: The SEC units are behind smmu-v3 iommus. > + Refer to iommu/arm,smmu-v3.txt for more information.