| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/ufs/ti,j721e-ufs.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: TI J721e UFS Host Controller Glue Driver |
| |
| maintainers: |
| - Vignesh Raghavendra <vigneshr@ti.com> |
| |
| properties: |
| compatible: |
| items: |
| - const: ti,j721e-ufs |
| |
| reg: |
| maxItems: 1 |
| description: address of TI UFS glue registers |
| |
| clocks: |
| maxItems: 1 |
| description: phandle to the M-PHY clock |
| |
| power-domains: |
| maxItems: 1 |
| |
| assigned-clocks: |
| maxItems: 1 |
| |
| assigned-clock-parents: |
| maxItems: 1 |
| |
| "#address-cells": |
| const: 2 |
| |
| "#size-cells": |
| const: 2 |
| |
| ranges: true |
| |
| required: |
| - compatible |
| - reg |
| - clocks |
| - power-domains |
| |
| patternProperties: |
| "^ufs@[0-9a-f]+$": |
| type: object |
| description: | |
| Cadence UFS controller node must be the child node. Refer |
| Documentation/devicetree/bindings/ufs/cdns,ufshc.txt for binding |
| documentation of child node |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| bus { |
| #address-cells = <2>; |
| #size-cells = <2>; |
| |
| ufs-wrapper@4e80000 { |
| compatible = "ti,j721e-ufs"; |
| reg = <0x0 0x4e80000 0x0 0x100>; |
| power-domains = <&k3_pds 277>; |
| clocks = <&k3_clks 277 1>; |
| assigned-clocks = <&k3_clks 277 1>; |
| assigned-clock-parents = <&k3_clks 277 4>; |
| |
| ranges = <0x0 0x0 0x0 0x4e80000 0x0 0x14000>; |
| #address-cells = <2>; |
| #size-cells = <2>; |
| |
| ufs@4000 { |
| compatible = "cdns,ufshc-m31-16nm", "jedec,ufs-2.0"; |
| reg = <0x0 0x4000 0x0 0x10000>; |
| interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>; |
| freq-table-hz = <19200000 19200000>; |
| power-domains = <&k3_pds 277>; |
| clocks = <&k3_clks 277 1>; |
| assigned-clocks = <&k3_clks 277 1>; |
| assigned-clock-parents = <&k3_clks 277 4>; |
| clock-names = "core_clk"; |
| }; |
| }; |
| }; |
