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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/arm/scu.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/scu.txt')
-rw-r--r-- | Documentation/devicetree/bindings/arm/scu.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/scu.txt b/Documentation/devicetree/bindings/arm/scu.txt new file mode 100644 index 000000000..74d0a780c --- /dev/null +++ b/Documentation/devicetree/bindings/arm/scu.txt @@ -0,0 +1,28 @@ +* 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@a0410000 { + compatible = "arm,cortex-a9-scu"; + reg = <0xa0410000 0x100>; +}; |