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authorThomas Abraham <thomas.ab@samsung.com>2015-10-30 07:25:31 +0100
committerLee Jones <lee.jones@linaro.org>2015-10-30 19:57:38 +0100
commit271bb1773b1eeff6153f1bba16ff0cff23f064b6 (patch)
tree838444bb5d7a106e566c41b37ded501406f7b1e5
parentmfd: sec-core: Remove unused s2mpu02-rtc and s2mpu02-clk children (diff)
downloadlinux-271bb1773b1eeff6153f1bba16ff0cff23f064b6.tar.xz
linux-271bb1773b1eeff6153f1bba16ff0cff23f064b6.zip
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>
-rw-r--r--Documentation/devicetree/bindings/mfd/s2mps11.txt21
1 files changed, 14 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/mfd/s2mps11.txt b/Documentation/devicetree/bindings/mfd/s2mps11.txt
index a0bc753955c2..a42adda944bf 100644
--- a/Documentation/devicetree/bindings/mfd/s2mps11.txt
+++ b/Documentation/devicetree/bindings/mfd/s2mps11.txt
@@ -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