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author | Venkata Narendra Kumar Gutta <vgutta@quicinc.com> | 2019-04-24 12:36:05 -0700 |
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committer | Venkata Narendra Kumar Gutta <vgutta@quicinc.com> | 2019-05-02 16:41:24 -0700 |
commit | ed241f132720397b8abac31ca170a274ea6e54e5 (patch) | |
tree | 892aeadc1cc2fc0a47d982a533f8112d96866d37 /bindings/mfd/retu.txt | |
parent | 1f62b25b429becfcc7d8608f389705b3e6ef0e20 (diff) | |
download | devicetree-ed241f132720397b8abac31ca170a274ea6e54e5.tar.gz |
dt-bindings: Add devicetree bindings to devicetree project
Add devicetree bindings snapshot to the devicetree project.
This snapshot is taken as of
'commit f3dd4aaeb34438c877ccd42f5a48ccd554dd765a (Merge
"platform: qpnp-revid: Add REVID support for PM7250B")' of
the kernel project.
Change-Id: I5e0ec0eae63ff9c071b2924bd84c5b20d3f6554d
Diffstat (limited to 'bindings/mfd/retu.txt')
-rw-r--r-- | bindings/mfd/retu.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/bindings/mfd/retu.txt b/bindings/mfd/retu.txt new file mode 100644 index 00000000..df3005dd --- /dev/null +++ b/bindings/mfd/retu.txt @@ -0,0 +1,24 @@ +* Device tree bindings for Nokia Retu and Tahvo multi-function device + +Retu and Tahvo are a multi-function devices found on Nokia Internet +Tablets (770, N800 and N810). The Retu chip provides watchdog timer +and power button control functionalities while Tahvo chip provides +USB transceiver functionality. + +Required properties: +- compatible: "nokia,retu" or "nokia,tahvo" +- reg: Specifies the CBUS slave address of the ASIC chip +- interrupts: The interrupt line the device is connected to + +Example: + +cbus0 { + compatible = "i2c-cbus-gpio"; + ... + retu: retu@1 { + compatible = "nokia,retu"; + interrupt-parent = <&gpio4>; + interrupts = <12 IRQ_TYPE_EDGE_RISING>; + reg = <0x1>; + }; +}; |