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108 lines
2.6 KiB
108 lines
2.6 KiB
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/mfd/brcm,cru.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Broadcom CRU |
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maintainers: |
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- Rafał Miłecki <[email protected]> |
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description: | |
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Broadcom CRU ("Clock and Reset Unit" or "Central Resource Unit") is a hardware |
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block grouping smaller blocks. On Broadcom Northstar platform it contains e.g. |
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clocks, pinctrl, USB PHY and thermal. |
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properties: |
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compatible: |
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items: |
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- enum: |
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- brcm,ns-cru |
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- const: simple-mfd |
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reg: |
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description: CRU registers |
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ranges: true |
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"#address-cells": |
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const: 1 |
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"#size-cells": |
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const: 1 |
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patternProperties: |
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'^clock-controller@[a-f0-9]+$': |
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$ref: ../clock/brcm,iproc-clocks.yaml |
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'^phy@[a-f0-9]+$': |
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$ref: ../phy/bcm-ns-usb2-phy.yaml |
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'^pinctrl@[a-f0-9]+$': |
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$ref: ../pinctrl/brcm,ns-pinmux.yaml |
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'^syscon@[a-f0-9]+$': |
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$ref: syscon.yaml |
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'^thermal@[a-f0-9]+$': |
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$ref: ../thermal/brcm,ns-thermal.yaml |
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additionalProperties: false |
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required: |
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- reg |
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examples: |
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- | |
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#include <dt-bindings/clock/bcm-nsp.h> |
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cru-bus@1800c100 { |
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compatible = "brcm,ns-cru", "simple-mfd"; |
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reg = <0x1800c100 0x1d0>; |
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ranges; |
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#address-cells = <1>; |
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#size-cells = <1>; |
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clock-controller@100 { |
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#clock-cells = <1>; |
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compatible = "brcm,nsp-lcpll0"; |
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reg = <0x100 0x14>; |
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clocks = <&osc>; |
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clock-output-names = "lcpll0", "pcie_phy", "sdio", "ddr_phy"; |
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}; |
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clock-controller@140 { |
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#clock-cells = <1>; |
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compatible = "brcm,nsp-genpll"; |
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reg = <0x140 0x24>; |
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clocks = <&osc>; |
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clock-output-names = "genpll", "phy", "ethernetclk", "usbclk", |
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"iprocfast", "sata1", "sata2"; |
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}; |
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phy@164 { |
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compatible = "brcm,ns-usb2-phy"; |
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reg = <0x164 0x4>; |
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brcm,syscon-clkset = <&clkset>; |
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clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>; |
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clock-names = "phy-ref-clk"; |
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#phy-cells = <0>; |
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}; |
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clkset: syscon@180 { |
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compatible = "brcm,cru-clkset", "syscon"; |
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reg = <0x180 0x4>; |
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}; |
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pinctrl@1c0 { |
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compatible = "brcm,bcm4708-pinmux"; |
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reg = <0x1c0 0x24>; |
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reg-names = "cru_gpio_control"; |
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}; |
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thermal@2c0 { |
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compatible = "brcm,ns-thermal"; |
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reg = <0x2c0 0x10>; |
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#thermal-sensor-cells = <0>; |
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}; |
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};
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