On Tue, Nov 10, 2015 at 12:32:07AM +0800, John Garry wrote: > Add devicetree bindings for HiSilicon SAS driver. > > Signed-off-by: John Garry <john.garry@xxxxxxxxxx> > Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx> > --- > .../devicetree/bindings/scsi/hisilicon-sas.txt | 81 ++++++++++++++++++++++ > 1 file changed, 81 insertions(+) > create mode 100644 Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > > diff --git a/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > new file mode 100644 > index 0000000..2333cc3 > --- /dev/null > +++ b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > @@ -0,0 +1,81 @@ > +* HiSilicon SAS controller > + > +The HiSilicon SAS controller supports SAS/SATA. > + > +Main node required properties: > + - compatible : value should be as follows: > + (a) "hisilicon,sas-controller-v1" for v1 of HiSilicon SAS controller IP Please do a more specific compatible string with the SOC part number. Same versions of IP blocks can have different integration/process features/bugs. > + - sas-addr : array of 8 bytes for host SAS address > + - reg : Address and length of the SAS register > + - hisilicon,sas-syscon: phandle of syscon used for sas control > + - ctrl-reset-reg : offset to controller reset register in ctrl reg > + - ctrl-reset-sts-reg : offset to controller reset status register in ctrl reg > + - ctrl-clock-ena-reg : offset to controller clock enable register in ctrl reg > + - queue-count : number of delivery and completion queues in the controller > + - phy-count : number of phys accessible by the controller > + - interrupts : Interrupts for phys, completion queues, and fatal > + sources; the interrupts are ordered in 3 groups, as follows: > + - Phy interrupts > + - Completion queue interrupts > + - Fatal interrupts > + Phy interrupts : Each phy has 3 interrupt sources: > + - broadcast > + - phyup > + - abnormal > + The phy interrupts are ordered into groups of 3 per phy > + (broadcast, phyup, and abnormal) in increasing order. > + Completion queue interrupts : each completion queue has 1 > + interrupt source. The interrupts are ordered in > + increasing order. > + Fatal interrupts : the fatal interrupts are ordered as follows: > + - ECC > + - AXI bus > + > +* HiSilicon SAS syscon > + > +Required properties: > +- compatible: should be "hisilicon,sas-ctrl", "syscon" Please add a more specific compatible here too. Rob -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
