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Commit 271bb177 authored by Thomas Abraham's avatar Thomas Abraham Committed by Lee Jones
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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: default avatarThomas Abraham <thomas.ab@samsung.com>
Signed-off-by: default avatarAlim Akhtar <alim.akhtar@samsung.com>
Reviewed-by: default avatarKrzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 644a3746

Documentation/devicetree/bindings/mfd/s2mps11.txt

+14 −7
Original line number Diff line number Diff line 


* 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