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Documentation: Add DT binding doc for Tegra fuse-burn
Add DT binding document for NVIDIA Tegra fuse burn controller. Bug 3631213 Change-Id: I02b40f4b23d84b81d1fd7e870596a82a4f3fd96f Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2707661 Reviewed-by: Kartik . <kkartik@nvidia.com> GVS: Gerrit_Virtual_Submit
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/soc/nvidia/tegra/fuse-burn.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: NVIDIA Tegra fuse burn DT binding
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maintainers:
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- Laxman Dewangan <ldewangan@nvidia.com>
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description: |
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This driver burn the fuse on NVIDIA Tegra SOCs.
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properties:
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compatible:
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enum:
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- nvidia,tegra194-efuse-burn
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- nvidia,tegra234-efuse-burn
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reg:
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items:
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- description: Base register address and size of the MISC.
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- description: Base register address and size of the Fuse.
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clocks:
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maxItems: 2
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description: |
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Two entries, first one is for fuse clock and secon one is for the PGM clock.
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clock-names:
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description: |
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Name of the clock source. The valid names are "fuse-clk" and "pgm-clk".
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nvidia,temp-range:
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$ref: /schemas/types.yaml#/definitions/uint32-array
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description: |
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Temperature range in degC. It has two entries for lower and upper range.
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nvidia,redundant-aid-war:
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$ref: /schemas/types.yaml#/definitions/flag
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description: |
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If this property present then add WAR for the AID fuse to have redundancy.
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thermal-zone:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: |
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Thermal zone ID for the fuse.
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thermal-zone-type:
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$ref: /schemas/types.yaml#/definitions/string
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description: |
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Thermal zone type.
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nvidia,bpmp:
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$ref: /schemas/types.yaml#/definitions/phandle
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description: |
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Handle of the BPMP node.
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required:
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- compatible
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- reg
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- clocks
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- clock-names
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- nvidia,bpmp
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unevaluatedProperties: false
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examples:
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- |
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#define TEGRA234_CLK_FUSE 40U
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#define TEGRA234_CLK_CLK_M 14U
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soc {
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#address-cells = <2>;
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#size-cells = <2>;
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efuse-burn@3810000 {
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compatible = "nvidia,tegra234-efuse-burn";
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reg = <0x0 0x0c3a0000 0x0 0x10000>,
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<0x0 0x03810000 0x0 0x19000>;
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clocks = <&bpmp_clks TEGRA234_CLK_FUSE>,
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<&bpmp_clks TEGRA234_CLK_CLK_M>;
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clock-names = "fuse-clk", "pgm-clk";
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nvidia,bpmp = <&bpmp>;
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};
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};
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...
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