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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
Sub-nodes:
- regulators : Contain the regulator nodes. The name of regulator node
is being used by mc13xxx regulator driver to find the correct relator
device.
- regulators : Contain the regulator nodes. The MC13892 regulators are
bound using their names as listed below with their registers and bits
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:
Documentation/devicetree/bindings/regulator/regulator.txt