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dt-bindings: Document grounded ACOKB pin on S2MPS11 

Document a new Device Tree property 'samsung,s2mps11-acokb-ground'
indicating that ACOKB pin of S2MPS11 PMIC is connected to the ground
so the PMIC must manually set PWRHOLD bit in CTRL1 register to turn
off the power.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k@gmail.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2015-08-17 08:55:51 +09:00 committed by Kukjin Kim
parent d3981d1e0a
commit 6a4479f965
1 changed files with 4 additions and 0 deletions
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Documentation/devicetree/bindings/mfd/s2mps11.txt
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@ -15,6 +15,10 @@ Optional properties:
- interrupt-parent: Specifies the phandle of the interrupt controller to which
the interrupts from s2mps11 are delivered to.
- interrupts: Interrupt specifiers for interrupt sources.
- samsung,s2mps11-acokb-ground: Indicates that ACOKB pin of S2MPS11 PMIC is
connected to the ground so the PMIC must manually set PWRHOLD bit in CTRL1
register to turn off the power. Usually the ACOKB is pulled up to VBATT so
when PWRHOLD pin goes low, the rising ACOKB will trigger power off.
Optional nodes:
- clocks: s2mps11, s2mps13 and s5m8767 provide three(AP/CP/BT) buffered 32.768