Merge branch 'timers/vdso' into timers/core
so the hyper-v clocksource update can be applied.
This commit is contained in:
@@ -4,6 +4,7 @@ Required properties:
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- compatible: Should be one of the following:
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- "microchip,mcp2510" for MCP2510.
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- "microchip,mcp2515" for MCP2515.
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- "microchip,mcp25625" for MCP25625.
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- reg: SPI chip select.
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- clocks: The clock feeding the CAN controller.
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- interrupts: Should contain IRQ line for the CAN controller.
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168
Documentation/devicetree/bindings/riscv/cpus.yaml
Normal file
168
Documentation/devicetree/bindings/riscv/cpus.yaml
Normal file
@@ -0,0 +1,168 @@
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# SPDX-License-Identifier: (GPL-2.0 OR MIT)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/riscv/cpus.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: RISC-V bindings for 'cpus' DT nodes
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maintainers:
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- Paul Walmsley <paul.walmsley@sifive.com>
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- Palmer Dabbelt <palmer@sifive.com>
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allOf:
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- $ref: /schemas/cpus.yaml#
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properties:
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$nodename:
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const: cpus
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description: Container of cpu nodes
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'#address-cells':
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const: 1
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description: |
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A single unsigned 32-bit integer uniquely identifies each RISC-V
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hart in a system. (See the "reg" node under the "cpu" node,
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below).
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'#size-cells':
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const: 0
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patternProperties:
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'^cpu@[0-9a-f]+$':
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properties:
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compatible:
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type: array
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items:
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- enum:
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- sifive,rocket0
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- sifive,e5
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- sifive,e51
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- sifive,u54-mc
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- sifive,u54
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- sifive,u5
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- const: riscv
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description:
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Identifies that the hart uses the RISC-V instruction set
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and identifies the type of the hart.
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mmu-type:
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allOf:
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- $ref: "/schemas/types.yaml#/definitions/string"
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- enum:
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- riscv,sv32
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- riscv,sv39
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- riscv,sv48
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description:
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Identifies the MMU address translation mode used on this
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hart. These values originate from the RISC-V Privileged
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Specification document, available from
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https://riscv.org/specifications/
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riscv,isa:
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allOf:
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- $ref: "/schemas/types.yaml#/definitions/string"
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- enum:
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- rv64imac
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- rv64imafdc
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description:
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Identifies the specific RISC-V instruction set architecture
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supported by the hart. These are documented in the RISC-V
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User-Level ISA document, available from
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https://riscv.org/specifications/
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timebase-frequency:
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type: integer
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minimum: 1
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description:
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Specifies the clock frequency of the system timer in Hz.
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This value is common to all harts on a single system image.
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interrupt-controller:
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type: object
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description: Describes the CPU's local interrupt controller
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properties:
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'#interrupt-cells':
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const: 1
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compatible:
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const: riscv,cpu-intc
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interrupt-controller: true
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required:
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- '#interrupt-cells'
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- compatible
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- interrupt-controller
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required:
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- riscv,isa
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- timebase-frequency
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- interrupt-controller
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examples:
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- |
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// Example 1: SiFive Freedom U540G Development Kit
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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timebase-frequency = <1000000>;
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cpu@0 {
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clock-frequency = <0>;
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compatible = "sifive,rocket0", "riscv";
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device_type = "cpu";
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i-cache-block-size = <64>;
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i-cache-sets = <128>;
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i-cache-size = <16384>;
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reg = <0>;
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riscv,isa = "rv64imac";
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cpu_intc0: interrupt-controller {
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#interrupt-cells = <1>;
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compatible = "riscv,cpu-intc";
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interrupt-controller;
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};
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};
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cpu@1 {
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clock-frequency = <0>;
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compatible = "sifive,rocket0", "riscv";
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d-cache-block-size = <64>;
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d-cache-sets = <64>;
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d-cache-size = <32768>;
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d-tlb-sets = <1>;
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d-tlb-size = <32>;
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device_type = "cpu";
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i-cache-block-size = <64>;
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i-cache-sets = <64>;
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i-cache-size = <32768>;
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i-tlb-sets = <1>;
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i-tlb-size = <32>;
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mmu-type = "riscv,sv39";
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reg = <1>;
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riscv,isa = "rv64imafdc";
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tlb-split;
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cpu_intc1: interrupt-controller {
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#interrupt-cells = <1>;
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compatible = "riscv,cpu-intc";
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interrupt-controller;
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};
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};
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};
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- |
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// Example 2: Spike ISA Simulator with 1 Hart
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cpus {
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cpu@0 {
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device_type = "cpu";
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reg = <0>;
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compatible = "riscv";
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riscv,isa = "rv64imafdc";
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mmu-type = "riscv,sv48";
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interrupt-controller {
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#interrupt-cells = <1>;
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interrupt-controller;
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compatible = "riscv,cpu-intc";
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};
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};
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};
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...
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25
Documentation/devicetree/bindings/riscv/sifive.yaml
Normal file
25
Documentation/devicetree/bindings/riscv/sifive.yaml
Normal file
@@ -0,0 +1,25 @@
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# SPDX-License-Identifier: (GPL-2.0 OR MIT)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/riscv/sifive.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: SiFive SoC-based boards
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maintainers:
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- Paul Walmsley <paul.walmsley@sifive.com>
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- Palmer Dabbelt <palmer@sifive.com>
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description:
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SiFive SoC-based boards
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properties:
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$nodename:
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const: '/'
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compatible:
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items:
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- enum:
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- sifive,freedom-unleashed-a00
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- const: sifive,fu540-c000
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- const: sifive,fu540
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...
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