mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-08-31 14:13:39 +00:00
fff8b0eda2
PIC64GX i2c is compatible with the microchip corei2c, just add fallback Signed-off-by: Pierre-Henry Moussay <pierre-henry.moussay@microchip.com> Acked-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
59 lines
1.3 KiB
YAML
59 lines
1.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/i2c/microchip,corei2c.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Microchip MPFS I2C Controller
|
|
|
|
maintainers:
|
|
- Daire McNamara <daire.mcnamara@microchip.com>
|
|
|
|
allOf:
|
|
- $ref: /schemas/i2c/i2c-controller.yaml#
|
|
|
|
properties:
|
|
compatible:
|
|
oneOf:
|
|
- items:
|
|
- enum:
|
|
- microchip,pic64gx-i2c
|
|
- microchip,mpfs-i2c # Microchip PolarFire SoC compatible SoCs
|
|
- const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core
|
|
- const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
maxItems: 1
|
|
|
|
clock-frequency:
|
|
description: |
|
|
Desired I2C bus clock frequency in Hz. As only Standard and Fast
|
|
modes are supported, possible values are 100000 and 400000.
|
|
enum: [100000, 400000]
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- interrupts
|
|
- clocks
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
i2c@2010a000 {
|
|
compatible = "microchip,mpfs-i2c", "microchip,corei2c-rtl-v7";
|
|
reg = <0x2010a000 0x1000>;
|
|
clocks = <&clkcfg 15>;
|
|
interrupt-parent = <&plic>;
|
|
interrupts = <58>;
|
|
clock-frequency = <100000>;
|
|
};
|
|
...
|