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author | Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> | 2024-02-28 02:25:29 +0300 |
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committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2024-03-26 11:33:29 +0300 |
commit | d4319f220f577156200ad43c823e22be05f34523 (patch) | |
tree | 14df061546013b1118fec60024d0346fa2819d1e /Documentation/devicetree/bindings/soc | |
parent | 66010ba94c9b9c273eb9682132d6b809440b9013 (diff) | |
download | linux-d4319f220f577156200ad43c823e22be05f34523.tar.xz |
dt-bindings: arm: renesas: Document Renesas RZ/V2H(P) System Controller
Add DT binding documentation for System Controller (SYS) found on
RZ/V2H(P) ("R9A09G057") SoC's.
SYS block contains the SYS_LSI_DEVID register which can be used to
retrieve SoC version information.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro.jz@renesas.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240227232531.218159-3-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'Documentation/devicetree/bindings/soc')
-rw-r--r-- | Documentation/devicetree/bindings/soc/renesas/renesas,r9a09g057-sys.yaml | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/renesas/renesas,r9a09g057-sys.yaml b/Documentation/devicetree/bindings/soc/renesas/renesas,r9a09g057-sys.yaml new file mode 100644 index 000000000000..ebbf0c9109ce --- /dev/null +++ b/Documentation/devicetree/bindings/soc/renesas/renesas,r9a09g057-sys.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/renesas/renesas,r9a09g057-sys.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/V2H(P) System Controller (SYS) + +maintainers: + - Geert Uytterhoeven <geert+renesas@glider.be> + +description: | + The RZ/V2H(P) SYS (System Controller) controls the overall + configuration of the LSI and supports the following functions, + - Trust zone control + - Extend access by specific masters to address beyond 4GB space + - GBETH configuration + - Control of settings and states of SRAM/PCIe/CM33/CA55/CR8/xSPI/ADC/TSU + - LSI version + - WDT stop control + - General registers + +properties: + compatible: + const: renesas,r9a09g057-sys + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - resets + +additionalProperties: false + +examples: + - | + sys: system-controller@10430000 { + compatible = "renesas,r9a09g057-sys"; + reg = <0x10430000 0x10000>; + clocks = <&cpg 1>; + resets = <&cpg 1>; + }; |