Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/ufs/mediatek,ufs.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Mediatek Universal Flash Storage (UFS) Controller
   8
   9 maintainers:
  10   - Stanley Chu <stanley.chu@mediatek.com>
  11
  12 allOf:
  13   - $ref: ufs-common.yaml
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - mediatek,mt8183-ufshci
  19       - mediatek,mt8192-ufshci
  20
  21   clocks:
  22     maxItems: 1
  23
  24   clock-names:
  25     items:
  26       - const: ufs
  27
  28   phys:
  29     maxItems: 1
  30
  31   reg:
  32     maxItems: 1
  33
  34   vcc-supply: true
  35
  36 required:
  37   - compatible
  38   - clocks
  39   - clock-names
  40   - phys
  41   - reg
  42   - vcc-supply
  43
  44 unevaluatedProperties: false
  45
  46 examples:
  47   - |
  48     #include <dt-bindings/clock/mt8183-clk.h>
  49     #include <dt-bindings/interrupt-controller/arm-gic.h>
  50
  51     soc {
  52         #address-cells = <2>;
  53         #size-cells = <2>;
  54
  55         ufs@ff3c0000 {
  56             compatible = "mediatek,mt8183-ufshci";
  57             reg = <0 0x11270000 0 0x2300>;
  58             interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>;
  59             phys = <&ufsphy>;
  60
  61             clocks = <&infracfg_ao CLK_INFRA_UFS>;
  62             clock-names = "ufs";
  63             freq-table-hz = <0 0>;
  64
  65             vcc-supply = <&mt_pmic_vemc_ldo_reg>;
  66         };
  67     };