| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/i2c/brcm,brcmstb-i2c.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Broadcom STB BSC IIC Master Controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Kamal Dasu <kdasu.kdev@gmail.com> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: /schemas/i2c/i2c-controller.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | enum: |
| 18 | - brcm,bcm2711-hdmi-i2c |
| 19 | - brcm,brcmstb-i2c |
| 20 | - brcm,brcmper-i2c |
| 21 | |
| 22 | reg: |
| 23 | minItems: 1 |
| 24 | items: |
| 25 | - description: BSC register range |
| 26 | - description: Auto-I2C register range |
| 27 | |
| 28 | reg-names: |
| 29 | items: |
| 30 | - const: bsc |
| 31 | - const: auto-i2c |
| 32 | |
| 33 | interrupts: |
| 34 | maxItems: 1 |
| 35 | |
| 36 | interrupt-names: |
| 37 | maxItems: 1 |
| 38 | |
| 39 | clock-frequency: |
| 40 | enum: |
| 41 | - 46875 |
| 42 | - 50000 |
| 43 | - 93750 |
| 44 | - 97500 |
| 45 | - 187500 |
| 46 | - 200000 |
| 47 | - 375000 |
| 48 | - 390000 |
| 49 | |
| 50 | required: |
| 51 | - compatible |
| 52 | - reg |
| 53 | - clock-frequency |
| 54 | |
| 55 | unevaluatedProperties: false |
| 56 | |
| 57 | if: |
| 58 | properties: |
| 59 | compatible: |
| 60 | contains: |
| 61 | enum: |
| 62 | - brcm,bcm2711-hdmi-i2c |
| 63 | |
| 64 | then: |
| 65 | properties: |
| 66 | reg: |
| 67 | minItems: 2 |
| 68 | |
| 69 | required: |
| 70 | - reg-names |
| 71 | |
| 72 | else: |
| 73 | properties: |
| 74 | reg: |
| 75 | maxItems: 1 |
| 76 | |
| 77 | examples: |
| 78 | - | |
| 79 | bsca: i2c@f0406200 { |
| 80 | clock-frequency = <390000>; |
| 81 | compatible = "brcm,brcmstb-i2c"; |
| 82 | interrupt-parent = <&irq0_intc>; |
| 83 | reg = <0xf0406200 0x58>; |
| 84 | interrupts = <0x18>; |
| 85 | interrupt-names = "upg_bsca"; |
| 86 | }; |
| 87 | |
| 88 | - | |
| 89 | ddc0: i2c@7ef04500 { |
| 90 | compatible = "brcm,bcm2711-hdmi-i2c"; |
| 91 | reg = <0x7ef04500 0x100>, <0x7ef00b00 0x300>; |
| 92 | reg-names = "bsc", "auto-i2c"; |
| 93 | clock-frequency = <390000>; |
| 94 | }; |
| 95 | |
| 96 | ... |