diff options
Diffstat (limited to 'Documentation/devicetree/bindings/i2c')
3 files changed, 76 insertions, 51 deletions
diff --git a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt deleted file mode 100644 index d12cc33cca6c..000000000000 --- a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt +++ /dev/null @@ -1,46 +0,0 @@ -Broadcom iProc I2C controller - -Required properties: - -- compatible: - Must be "brcm,iproc-i2c" or "brcm,iproc-nic-i2c" - -- reg: - Define the base and range of the I/O address space that contain the iProc - I2C controller registers - -- clock-frequency: - This is the I2C bus clock. Need to be either 100000 or 400000 - -- #address-cells: - Always 1 (for I2C addresses) - -- #size-cells: - Always 0 - -Optional properties: - -- interrupts: - Should contain the I2C interrupt. For certain revisions of the I2C - controller, I2C interrupt is unwired to the interrupt controller. In such - case, this property should be left unspecified, and driver will fall back - to polling mode - -- brcm,ape-hsls-addr-mask: - Required for "brcm,iproc-nic-i2c". Host view of address mask into the - 'APE' co-processor. Value must be unsigned, 32-bit - -Example: - i2c0: i2c@18008000 { - compatible = "brcm,iproc-i2c"; - reg = <0x18008000 0x100>; - #address-cells = <1>; - #size-cells = <0>; - interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>; - clock-frequency = <100000>; - - codec: wm8750@1a { - compatible = "wlf,wm8750"; - reg = <0x1a>; - }; - }; diff --git a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml new file mode 100644 index 000000000000..2aa75b7add7b --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/brcm,iproc-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom iProc I2C controller + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + enum: + - brcm,iproc-i2c + - brcm,iproc-nic-i2c + + reg: + maxItems: 1 + + clock-frequency: + enum: [ 100000, 400000 ] + + interrupts: + description: | + Should contain the I2C interrupt. For certain revisions of the I2C + controller, I2C interrupt is unwired to the interrupt controller. In such + case, this property should be left unspecified, and driver will fall back + to polling mode + maxItems: 1 + + brcm,ape-hsls-addr-mask: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Host view of address mask into the 'APE' co-processor + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + - if: + properties: + compatible: + contains: + const: brcm,iproc-nic-i2c + then: + required: + - brcm,ape-hsls-addr-mask + +unevaluatedProperties: false + +required: + - reg + - clock-frequency + - '#address-cells' + - '#size-cells' + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + i2c@18008000 { + compatible = "brcm,iproc-i2c"; + reg = <0x18008000 0x100>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>; + clock-frequency = <100000>; + + wm8750@1a { + compatible = "wlf,wm8750"; + reg = <0x1a>; + }; + }; diff --git a/Documentation/devicetree/bindings/i2c/ti,omap4-i2c.yaml b/Documentation/devicetree/bindings/i2c/ti,omap4-i2c.yaml index ff165ad1bee8..db0843be91c5 100644 --- a/Documentation/devicetree/bindings/i2c/ti,omap4-i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/ti,omap4-i2c.yaml @@ -72,11 +72,11 @@ additionalProperties: false if: properties: compatible: - oneOf: - - const: ti,omap2420-i2c - - const: ti,omap2430-i2c - - const: ti,omap3-i2c - - const: ti,omap4-i2c + enum: + - ti,omap2420-i2c + - ti,omap2430-i2c + - ti,omap3-i2c + - ti,omap4-i2c then: properties: |