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bindings: mfd: s2mps11: Add documentation for s2mps15 PMIC 

Add dt-binding documentation for s2mps15 PMIC device. The s2mps15 device
is similar to s2mps11/14 PMIC device and has 27 LDO and 10 buck regulators.
This also supports RTC and three 32.768KHz clock outputs.

Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Thomas Abraham 2015-10-30 11:55:31 +05:30 committed by Lee Jones
parent 644a3746d9
commit 271bb1773b
1 changed files with 14 additions and 7 deletions
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21
Documentation/devicetree/bindings/mfd/s2mps11.txt
View File

@ -1,5 +1,5 @@
* Samsung S2MPS11, S2MPS13, S2MPS14 and S2MPU02 Voltage and Current Regulator
* Samsung S2MPS11/13/14/15 and S2MPU02 Voltage and Current Regulator
The Samsung S2MPS11 is a multi-function device which includes voltage and
current regulators, RTC, charger controller and other sub-blocks. It is
@ -7,8 +7,12 @@ interfaced to the host controller using an I2C interface. Each sub-block is
addressed by the host system using different I2C slave addresses.
Required properties:
- compatible: Should be "samsung,s2mps11-pmic" or "samsung,s2mps13-pmic"
or "samsung,s2mps14-pmic" or "samsung,s2mpu02-pmic".
- compatible: Should be one of the following
- "samsung,s2mps11-pmic"
- "samsung,s2mps13-pmic"
- "samsung,s2mps14-pmic"
- "samsung,s2mps15-pmic"
- "samsung,s2mpu02-pmic".
- reg: Specifies the I2C slave address of the pmic block. It should be 0x66.
Optional properties:
@ -20,7 +24,7 @@ Optional properties:
unwanted buck warm reset (setting buck voltages to default values).
Optional nodes:
- clocks: s2mps11, s2mps13 and s5m8767 provide three(AP/CP/BT) buffered 32.768
- clocks: s2mps11, s2mps13, s2mps15 and s5m8767 provide three(AP/CP/BT) buffered 32.768
KHz outputs, so to register these as clocks with common clock framework
instantiate a sub-node named "clocks". It uses the common clock binding
documented in :
@ -33,12 +37,13 @@ Optional nodes:
the clock which they consume.
Clock ID Devices
----------------------------------------------------------
32KhzAP 0 S2MPS11, S2MPS13, S2MPS14, S5M8767
32KhzCP 1 S2MPS11, S2MPS13, S5M8767
32KhzBT 2 S2MPS11, S2MPS13, S2MPS14, S5M8767
32KhzAP 0 S2MPS11, S2MPS13, S2MPS14, S2MPS15, S5M8767
32KhzCP 1 S2MPS11, S2MPS13, S2MPS15, S5M8767
32KhzBT 2 S2MPS11, S2MPS13, S2MPS14, S2MPS15, S5M8767
- compatible: Should be one of: "samsung,s2mps11-clk", "samsung,s2mps13-clk",
"samsung,s2mps14-clk", "samsung,s5m8767-clk"
The s2msp15 uses the same compatible as s2mps13, as both provides similar clocks.
- regulators: The regulators of s2mps11 that have to be instantiated should be
included in a sub-node named 'regulators'. Regulator nodes included in this
@ -86,6 +91,7 @@ as per the datasheet of s2mps11.
- S2MPS11: 1 to 38
- S2MPS13: 1 to 40
- S2MPS14: 1 to 25
- S2MPS15: 1 to 27
- S2MPU02: 1 to 28
- Example: LDO1, LDO2, LDO28
- BUCKn
@ -93,6 +99,7 @@ as per the datasheet of s2mps11.
- S2MPS11: 1 to 10
- S2MPS13: 1 to 10
- S2MPS14: 1 to 5
- S2MPS15: 1 to 10
- S2MPU02: 1 to 7
- Example: BUCK1, BUCK2, BUCK9