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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/devicetree/bindings/timer/renesas,cmt.yaml | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/timer/renesas,cmt.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/timer/renesas,cmt.yaml | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/timer/renesas,cmt.yaml b/Documentation/devicetree/bindings/timer/renesas,cmt.yaml new file mode 100644 index 000000000..bde6c9b66 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,cmt.yaml @@ -0,0 +1,202 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,cmt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Compare Match Timer (CMT) + +maintainers: + - Geert Uytterhoeven <geert+renesas@glider.be> + - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> + +description: + The CMT is a multi-channel 16/32/48-bit timer/counter with configurable clock + inputs and programmable compare match. + + Channels share hardware resources but their counter and compare match values + are independent. A particular CMT instance can implement only a subset of the + channels supported by the CMT model. Channel indices represent the hardware + position of the channel in the CMT and don't match the channel numbers in the + datasheets. + +properties: + compatible: + oneOf: + - items: + - enum: + - renesas,r8a7740-cmt0 # 32-bit CMT0 on R-Mobile A1 + - renesas,r8a7740-cmt1 # 48-bit CMT1 on R-Mobile A1 + - renesas,r8a7740-cmt2 # 32-bit CMT2 on R-Mobile A1 + - renesas,r8a7740-cmt3 # 32-bit CMT3 on R-Mobile A1 + - renesas,r8a7740-cmt4 # 32-bit CMT4 on R-Mobile A1 + - renesas,sh73a0-cmt0 # 32-bit CMT0 on SH-Mobile AG5 + - renesas,sh73a0-cmt1 # 48-bit CMT1 on SH-Mobile AG5 + - renesas,sh73a0-cmt2 # 32-bit CMT2 on SH-Mobile AG5 + - renesas,sh73a0-cmt3 # 32-bit CMT3 on SH-Mobile AG5 + - renesas,sh73a0-cmt4 # 32-bit CMT4 on SH-Mobile AG5 + + - items: + - enum: + - renesas,r8a73a4-cmt0 # 32-bit CMT0 on R-Mobile APE6 + - renesas,r8a7742-cmt0 # 32-bit CMT0 on RZ/G1H + - renesas,r8a7743-cmt0 # 32-bit CMT0 on RZ/G1M + - renesas,r8a7744-cmt0 # 32-bit CMT0 on RZ/G1N + - renesas,r8a7745-cmt0 # 32-bit CMT0 on RZ/G1E + - renesas,r8a77470-cmt0 # 32-bit CMT0 on RZ/G1C + - renesas,r8a7790-cmt0 # 32-bit CMT0 on R-Car H2 + - renesas,r8a7791-cmt0 # 32-bit CMT0 on R-Car M2-W + - renesas,r8a7792-cmt0 # 32-bit CMT0 on R-Car V2H + - renesas,r8a7793-cmt0 # 32-bit CMT0 on R-Car M2-N + - renesas,r8a7794-cmt0 # 32-bit CMT0 on R-Car E2 + - const: renesas,rcar-gen2-cmt0 # 32-bit CMT0 on R-Mobile APE6, R-Car Gen2 and RZ/G1 + + - items: + - enum: + - renesas,r8a73a4-cmt1 # 48-bit CMT1 on R-Mobile APE6 + - renesas,r8a7742-cmt1 # 48-bit CMT1 on RZ/G1H + - renesas,r8a7743-cmt1 # 48-bit CMT1 on RZ/G1M + - renesas,r8a7744-cmt1 # 48-bit CMT1 on RZ/G1N + - renesas,r8a7745-cmt1 # 48-bit CMT1 on RZ/G1E + - renesas,r8a77470-cmt1 # 48-bit CMT1 on RZ/G1C + - renesas,r8a7790-cmt1 # 48-bit CMT1 on R-Car H2 + - renesas,r8a7791-cmt1 # 48-bit CMT1 on R-Car M2-W + - renesas,r8a7792-cmt1 # 48-bit CMT1 on R-Car V2H + - renesas,r8a7793-cmt1 # 48-bit CMT1 on R-Car M2-N + - renesas,r8a7794-cmt1 # 48-bit CMT1 on R-Car E2 + - const: renesas,rcar-gen2-cmt1 # 48-bit CMT1 on R-Mobile APE6, R-Car Gen2 and RZ/G1 + + - items: + - enum: + - renesas,r8a774a1-cmt0 # 32-bit CMT0 on RZ/G2M + - renesas,r8a774b1-cmt0 # 32-bit CMT0 on RZ/G2N + - renesas,r8a774c0-cmt0 # 32-bit CMT0 on RZ/G2E + - renesas,r8a774e1-cmt0 # 32-bit CMT0 on RZ/G2H + - renesas,r8a7795-cmt0 # 32-bit CMT0 on R-Car H3 + - renesas,r8a7796-cmt0 # 32-bit CMT0 on R-Car M3-W + - renesas,r8a77961-cmt0 # 32-bit CMT0 on R-Car M3-W+ + - renesas,r8a77965-cmt0 # 32-bit CMT0 on R-Car M3-N + - renesas,r8a77970-cmt0 # 32-bit CMT0 on R-Car V3M + - renesas,r8a77980-cmt0 # 32-bit CMT0 on R-Car V3H + - renesas,r8a77990-cmt0 # 32-bit CMT0 on R-Car E3 + - renesas,r8a77995-cmt0 # 32-bit CMT0 on R-Car D3 + - const: renesas,rcar-gen3-cmt0 # 32-bit CMT0 on R-Car Gen3 and RZ/G2 + + - items: + - enum: + - renesas,r8a774a1-cmt1 # 48-bit CMT on RZ/G2M + - renesas,r8a774b1-cmt1 # 48-bit CMT on RZ/G2N + - renesas,r8a774c0-cmt1 # 48-bit CMT on RZ/G2E + - renesas,r8a774e1-cmt1 # 48-bit CMT on RZ/G2H + - renesas,r8a7795-cmt1 # 48-bit CMT on R-Car H3 + - renesas,r8a7796-cmt1 # 48-bit CMT on R-Car M3-W + - renesas,r8a77961-cmt1 # 48-bit CMT on R-Car M3-W+ + - renesas,r8a77965-cmt1 # 48-bit CMT on R-Car M3-N + - renesas,r8a77970-cmt1 # 48-bit CMT on R-Car V3M + - renesas,r8a77980-cmt1 # 48-bit CMT on R-Car V3H + - renesas,r8a77990-cmt1 # 48-bit CMT on R-Car E3 + - renesas,r8a77995-cmt1 # 48-bit CMT on R-Car D3 + - const: renesas,rcar-gen3-cmt1 # 48-bit CMT on R-Car Gen3 and RZ/G2 + + - items: + - enum: + - renesas,r8a779a0-cmt0 # 32-bit CMT0 on R-Car V3U + - renesas,r8a779f0-cmt0 # 32-bit CMT0 on R-Car S4-8 + - const: renesas,rcar-gen4-cmt0 # 32-bit CMT0 on R-Car Gen4 + + - items: + - enum: + - renesas,r8a779a0-cmt1 # 48-bit CMT on R-Car V3U + - renesas,r8a779f0-cmt1 # 48-bit CMT on R-Car S4-8 + - const: renesas,rcar-gen4-cmt1 # 48-bit CMT on R-Car Gen4 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 8 + + clocks: + maxItems: 1 + + clock-names: + const: fck + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - power-domains + +allOf: + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen2-cmt0 + - renesas,rcar-gen3-cmt0 + - renesas,rcar-gen4-cmt0 + then: + properties: + interrupts: + minItems: 2 + maxItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen2-cmt1 + - renesas,rcar-gen3-cmt1 + - renesas,rcar-gen4-cmt1 + then: + properties: + interrupts: + minItems: 8 + maxItems: 8 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a7790-cpg-mssr.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a7790-sysc.h> + cmt0: timer@ffca0000 { + compatible = "renesas,r8a7790-cmt0", "renesas,rcar-gen2-cmt0"; + reg = <0xffca0000 0x1004>; + interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 124>; + clock-names = "fck"; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 124>; + }; + + cmt1: timer@e6130000 { + compatible = "renesas,r8a7790-cmt1", "renesas,rcar-gen2-cmt1"; + reg = <0xe6130000 0x1004>; + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 329>; + clock-names = "fck"; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 329>; + }; |