1139749Simp# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2113584Ssimokawa%YAML 1.2 3103285Sikob--- 4103285Sikob$id: http://devicetree.org/schemas/ufs/samsung,exynos-ufs.yaml# 5103285Sikob$schema: http://devicetree.org/meta-schemas/core.yaml# 6103285Sikob 7103285Sikobtitle: Samsung SoC series UFS host controller 8103285Sikob 9103285Sikobmaintainers: 10103285Sikob - Alim Akhtar <alim.akhtar@samsung.com> 11103285Sikob 12103285Sikobdescription: | 13103285Sikob Each Samsung UFS host controller instance should have its own node. 14103285Sikob 15103285Sikobproperties: 16103285Sikob compatible: 17103285Sikob enum: 18103285Sikob - google,gs101-ufs 19103285Sikob - samsung,exynos7-ufs 20103285Sikob - samsung,exynosautov9-ufs 21103285Sikob - samsung,exynosautov9-ufs-vh 22103285Sikob - tesla,fsd-ufs 23103285Sikob 24103285Sikob reg: 25103285Sikob items: 26103285Sikob - description: HCI register 27103285Sikob - description: vendor specific register 28103285Sikob - description: unipro register 29103285Sikob - description: UFS protector register 30103285Sikob 31103285Sikob reg-names: 32103285Sikob items: 33103285Sikob - const: hci 34103285Sikob - const: vs_hci 35103285Sikob - const: unipro 36127468Ssimokawa - const: ufsp 37119418Sobrien 38119418Sobrien clocks: 39127468Ssimokawa minItems: 2 40119418Sobrien items: 41103285Sikob - description: ufs link core clock 42103285Sikob - description: unipro main clock 43103285Sikob - description: fmp clock 44103285Sikob - description: ufs aclk clock 45103285Sikob - description: ufs pclk clock 46103285Sikob - description: sysreg clock 47103285Sikob 48103285Sikob clock-names: 49127468Ssimokawa minItems: 2 50120660Ssimokawa items: 51120660Ssimokawa - const: core_clk 52120660Ssimokawa - const: sclk_unipro_main 53120660Ssimokawa - const: fmp 54103285Sikob - const: aclk 55103285Sikob - const: pclk 56113584Ssimokawa - const: sysreg 57103285Sikob 58103285Sikob phys: 59103285Sikob maxItems: 1 60103285Sikob 61122228Ssimokawa phy-names: 62103285Sikob const: ufs-phy 63127468Ssimokawa 64127468Ssimokawa samsung,sysreg: 65127468Ssimokawa $ref: /schemas/types.yaml#/definitions/phandle-array 66127468Ssimokawa items: 67127468Ssimokawa - items: 68103285Sikob - description: phandle to FSYSx sysreg node 69103285Sikob - description: offset of the control register for UFS io coherency setting 70103285Sikob description: 71127468Ssimokawa Phandle and offset to the FSYSx sysreg for UFS io coherency setting. 72103285Sikob 73106810Ssimokawa dma-coherent: true 74106810Ssimokawa 75103285Sikobrequired: 76248085Smarius - compatible 77108281Ssimokawa - reg 78106810Ssimokawa - phys 79106810Ssimokawa - phy-names 80110582Ssimokawa - clocks 81106810Ssimokawa - clock-names 82103285Sikob 83103285SikoballOf: 84103285Sikob - $ref: ufs-common.yaml 85103285Sikob - if: 86103285Sikob properties: 87249132Smav compatible: 88124145Ssimokawa contains: 89120660Ssimokawa const: google,gs101-ufs 90120660Ssimokawa 91122228Ssimokawa then: 92122228Ssimokawa properties: 93170374Ssimokawa clocks: 94122228Ssimokawa minItems: 6 95122228Ssimokawa 96122228Ssimokawa clock-names: 97106816Ssimokawa minItems: 6 98106816Ssimokawa 99106810Ssimokawa else: 100106816Ssimokawa properties: 101106816Ssimokawa clocks: 102113584Ssimokawa maxItems: 2 103113584Ssimokawa 104106816Ssimokawa clock-names: 105103285Sikob maxItems: 2 106103285Sikob 107103285SikobunevaluatedProperties: false 108124145Ssimokawa 109106804Ssimokawaexamples: 110103285Sikob - | 111106804Ssimokawa #include <dt-bindings/interrupt-controller/arm-gic.h> 112106810Ssimokawa #include <dt-bindings/clock/exynos7-clk.h> 113120660Ssimokawa 114106816Ssimokawa ufs: ufs@15570000 { 115120660Ssimokawa compatible = "samsung,exynos7-ufs"; 116106816Ssimokawa reg = <0x15570000 0x100>, 117120660Ssimokawa <0x15570100 0x100>, 118167632Ssimokawa <0x15571000 0x200>, 119106816Ssimokawa <0x15572000 0x300>; 120120660Ssimokawa reg-names = "hci", "vs_hci", "unipro", "ufsp"; 121120660Ssimokawa interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>; 122103285Sikob clocks = <&clock_fsys1 ACLK_UFS20_LINK>, 123106816Ssimokawa <&clock_fsys1 SCLK_UFSUNIPRO20_USER>; 124106816Ssimokawa clock-names = "core_clk", "sclk_unipro_main"; 125106816Ssimokawa pinctrl-names = "default"; 126106816Ssimokawa pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>; 127106816Ssimokawa phys = <&ufs_phy>; 128106816Ssimokawa phy-names = "ufs-phy"; 129106816Ssimokawa }; 130129585Sdfr... 131129585Sdfr