mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 21:54:06 +08:00
d4eaf73b62
The ARM11MPCore has a Snoop Control Unit, but references to it were missing from the DT specification. Define a compatible string for this unit. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
29 lines
713 B
Plaintext
29 lines
713 B
Plaintext
* ARM Snoop Control Unit (SCU)
|
|
|
|
As part of the MPCore complex, Cortex-A5 and Cortex-A9 are provided
|
|
with a Snoop Control Unit. The register range is usually 256 (0x100)
|
|
bytes.
|
|
|
|
References:
|
|
|
|
- Cortex-A9: see DDI0407E Cortex-A9 MPCore Technical Reference Manual
|
|
Revision r2p0
|
|
- Cortex-A5: see DDI0434B Cortex-A5 MPCore Technical Reference Manual
|
|
Revision r0p1
|
|
- ARM11 MPCore: see DDI0360F ARM 11 MPCore Processor Technical Reference
|
|
Manial Revision r2p0
|
|
|
|
- compatible : Should be:
|
|
"arm,cortex-a9-scu"
|
|
"arm,cortex-a5-scu"
|
|
"arm,arm11mp-scu"
|
|
|
|
- reg : Specify the base address and the size of the SCU register window.
|
|
|
|
Example:
|
|
|
|
scu@a04100000 {
|
|
compatible = "arm,cortex-a9-scu";
|
|
reg = <0xa0410000 0x100>;
|
|
};
|