linuxdebug/Documentation/devicetree/bindings/i2c/brcm,brcmstb-i2c.yaml

97 lines
1.6 KiB
YAML

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/i2c/brcm,brcmstb-i2c.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom STB BSC IIC Master Controller
maintainers:
- Kamal Dasu <kdasu.kdev@gmail.com>
allOf:
- $ref: /schemas/i2c/i2c-controller.yaml#
properties:
compatible:
enum:
- brcm,bcm2711-hdmi-i2c
- brcm,brcmstb-i2c
- brcm,brcmper-i2c
reg:
minItems: 1
items:
- description: BSC register range
- description: Auto-I2C register range
reg-names:
items:
- const: bsc
- const: auto-i2c
interrupts:
maxItems: 1
interrupt-names:
maxItems: 1
clock-frequency:
enum:
- 46875
- 50000
- 93750
- 97500
- 187500
- 200000
- 375000
- 390000
required:
- compatible
- reg
- clock-frequency
unevaluatedProperties: false
if:
properties:
compatible:
contains:
enum:
- brcm,bcm2711-hdmi-i2c
then:
properties:
reg:
minItems: 2
required:
- reg-names
else:
properties:
reg:
maxItems: 1
examples:
- |
bsca: i2c@f0406200 {
clock-frequency = <390000>;
compatible = "brcm,brcmstb-i2c";
interrupt-parent = <&irq0_intc>;
reg = <0xf0406200 0x58>;
interrupts = <0x18>;
interrupt-names = "upg_bsca";
};
- |
ddc0: i2c@7ef04500 {
compatible = "brcm,bcm2711-hdmi-i2c";
reg = <0x7ef04500 0x100>, <0x7ef00b00 0x300>;
reg-names = "bsc", "auto-i2c";
clock-frequency = <390000>;
};
...