xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/arm/scu.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun* ARM Snoop Control Unit (SCU)
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunAs part of the MPCore complex, Cortex-A5 and Cortex-A9 are provided
4*4882a593Smuzhiyunwith a Snoop Control Unit. The register range is usually 256 (0x100)
5*4882a593Smuzhiyunbytes.
6*4882a593Smuzhiyun
7*4882a593SmuzhiyunReferences:
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun- Cortex-A9: see DDI0407E Cortex-A9 MPCore Technical Reference Manual
10*4882a593Smuzhiyun  Revision r2p0
11*4882a593Smuzhiyun- Cortex-A5: see DDI0434B Cortex-A5 MPCore Technical Reference Manual
12*4882a593Smuzhiyun  Revision r0p1
13*4882a593Smuzhiyun- ARM11 MPCore: see DDI0360F ARM 11 MPCore Processor Technical Reference
14*4882a593Smuzhiyun  Manial Revision r2p0
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun- compatible : Should be:
17*4882a593Smuzhiyun	"arm,cortex-a9-scu"
18*4882a593Smuzhiyun	"arm,cortex-a5-scu"
19*4882a593Smuzhiyun	"arm,arm11mp-scu"
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun- reg : Specify the base address and the size of the SCU register window.
22*4882a593Smuzhiyun
23*4882a593SmuzhiyunExample:
24*4882a593Smuzhiyun
25*4882a593Smuzhiyunscu@a0410000 {
26*4882a593Smuzhiyun	compatible = "arm,cortex-a9-scu";
27*4882a593Smuzhiyun	reg = <0xa0410000 0x100>;
28*4882a593Smuzhiyun};
29