Message ID | 1423373126-30024-2-git-send-email-rjui@broadcom.com |
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State | Needs Review / ACK, archived |
Headers | show |
Context | Check | Description |
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robh/checkpatch | warning | total: 1 errors, 0 warnings, 0 lines checked |
robh/patch-applied | success |
On Sat, Feb 07, 2015 at 09:25:24PM -0800, Ray Jui wrote: > Document the I2C device tree binding for Broadcom iProc family of > SoCs > > Signed-off-by: Ray Jui <rjui@broadcom.com> > Reviewed-by: Scott Branden <sbranden@broadcom.com> > Reviewed-by: Kevin Cernekee <cernekee@chromium.org> Applied to for-next, thanks!
diff --git a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt new file mode 100644 index 0000000..81f982c --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.txt @@ -0,0 +1,37 @@ +Broadcom iProc I2C controller + +Required properties: + +- compatible: + Must be "brcm,iproc-i2c" + +- reg: + Define the base and range of the I/O address space that contain the iProc + I2C controller registers + +- interrupts: + Should contain the I2C interrupt + +- 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 + +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>; + }; + };