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747d2464e6
The brcm,iproc-nic-i2c variant has 2 reg entries. The second one is related to the brcm,ape-hsls-addr-mask property, but it's not clear what a proper description would be. Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
80 lines
1.7 KiB
YAML
80 lines
1.7 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/i2c/brcm,iproc-i2c.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Broadcom iProc I2C controller
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maintainers:
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- Rafał Miłecki <rafal@milecki.pl>
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properties:
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compatible:
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enum:
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- brcm,iproc-i2c
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- brcm,iproc-nic-i2c
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reg:
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minItems: 1
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maxItems: 2
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clock-frequency:
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enum: [ 100000, 400000 ]
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interrupts:
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description: |
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Should contain the I2C interrupt. For certain revisions of the I2C
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controller, I2C interrupt is unwired to the interrupt controller. In such
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case, this property should be left unspecified, and driver will fall back
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to polling mode
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maxItems: 1
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brcm,ape-hsls-addr-mask:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: Host view of address mask into the 'APE' co-processor
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allOf:
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- $ref: /schemas/i2c/i2c-controller.yaml#
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- if:
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properties:
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compatible:
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contains:
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const: brcm,iproc-nic-i2c
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then:
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properties:
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reg:
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minItems: 2
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required:
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- brcm,ape-hsls-addr-mask
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else:
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properties:
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reg:
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maxItems: 1
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unevaluatedProperties: false
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required:
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- reg
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- clock-frequency
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- '#address-cells'
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- '#size-cells'
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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i2c@18008000 {
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compatible = "brcm,iproc-i2c";
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reg = <0x18008000 0x100>;
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#address-cells = <1>;
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#size-cells = <0>;
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interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>;
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clock-frequency = <100000>;
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wm8750@1a {
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compatible = "wlf,wm8750";
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reg = <0x1a>;
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};
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};
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