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mfd: Improve mc13xxx dt binding document

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It improves mc13xxx dt binding document on how the regulator name
is being used for binding a mc13892 regulator device.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Shawn Guo 2011-12-21 23:00:44 +08:00 committed by Samuel Ortiz
parent 8ad1a973f9
commit 5d26dc821a
1 changed files with 28 additions and 3 deletions
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31
Documentation/devicetree/bindings/mfd/mc13xxx.txt
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@ -10,9 +10,34 @@ Optional properties:
- fsl,mc13xxx-uses-touch : Indicate the touchscreen controller is being used - fsl,mc13xxx-uses-touch : Indicate the touchscreen controller is being used
Sub-nodes: Sub-nodes:
- regulators : Contain the regulator nodes. The name of regulator node - regulators : Contain the regulator nodes. The MC13892 regulators are
is being used by mc13xxx regulator driver to find the correct relator bound using their names as listed below with their registers and bits
device. for enabling.
vcoincell : regulator VCOINCELL (register 13, bit 23)
sw1 : regulator SW1 (register 24, bit 0)
sw2 : regulator SW2 (register 25, bit 0)
sw3 : regulator SW3 (register 26, bit 0)
sw4 : regulator SW4 (register 27, bit 0)
swbst : regulator SWBST (register 29, bit 20)
vgen1 : regulator VGEN1 (register 32, bit 0)
viohi : regulator VIOHI (register 32, bit 3)
vdig : regulator VDIG (register 32, bit 9)
vgen2 : regulator VGEN2 (register 32, bit 12)
vpll : regulator VPLL (register 32, bit 15)
vusb2 : regulator VUSB2 (register 32, bit 18)
vgen3 : regulator VGEN3 (register 33, bit 0)
vcam : regulator VCAM (register 33, bit 6)
vvideo : regulator VVIDEO (register 33, bit 12)
vaudio : regulator VAUDIO (register 33, bit 15)
vsd : regulator VSD (register 33, bit 18)
gpo1 : regulator GPO1 (register 34, bit 6)
gpo2 : regulator GPO2 (register 34, bit 8)
gpo3 : regulator GPO3 (register 34, bit 10)
gpo4 : regulator GPO4 (register 34, bit 12)
pwgt1spi : regulator PWGT1SPI (register 34, bit 15)
pwgt2spi : regulator PWGT2SPI (register 34, bit 16)
vusb : regulator VUSB (register 50, bit 3)
The bindings details of individual regulator device can be found in: The bindings details of individual regulator device can be found in:
Documentation/devicetree/bindings/regulator/regulator.txt Documentation/devicetree/bindings/regulator/regulator.txt