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mfd: axp20x: Add bindings for AXP809 PMIC

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This patch adds the basic and regulator bindings for the X-Powers AXP809
PMIC.

Also update the DC-DC converter operating frequency for AXP22X/AXP80X.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Chen-Yu Tsai 2016-03-29 17:22:25 +08:00 committed by Lee Jones
parent 20147f0d4f
commit bd425113a1
1 changed files with 29 additions and 2 deletions
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31
Documentation/devicetree/bindings/mfd/axp20x.txt
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@ -6,10 +6,11 @@ axp202 (X-Powers)
axp209 (X-Powers) axp209 (X-Powers)
axp221 (X-Powers) axp221 (X-Powers)
axp223 (X-Powers) axp223 (X-Powers)
axp809 (X-Powers)
Required properties: Required properties:
- compatible: "x-powers,axp152", "x-powers,axp202", "x-powers,axp209", - compatible: "x-powers,axp152", "x-powers,axp202", "x-powers,axp209",
"x-powers,axp221", "x-powers,axp223" "x-powers,axp221", "x-powers,axp223", "x-powers,axp809"
- reg: The I2C slave address or RSB hardware address for the AXP chip - reg: The I2C slave address or RSB hardware address for the AXP chip
- interrupt-parent: The parent interrupt controller - interrupt-parent: The parent interrupt controller
- interrupts: SoC NMI / GPIO interrupt connected to the PMIC's IRQ pin - interrupts: SoC NMI / GPIO interrupt connected to the PMIC's IRQ pin
@ -18,7 +19,9 @@ Required properties:
Optional properties: Optional properties:
- x-powers,dcdc-freq: defines the work frequency of DC-DC in KHz - x-powers,dcdc-freq: defines the work frequency of DC-DC in KHz
(range: 750-1875). Default: 1.5MHz AXP152/20X: range: 750-1875, Default: 1.5 MHz
AXP22X/80X: range: 1800-4050, Default: 3 MHz
- <input>-supply: a phandle to the regulator supply node. May be omitted if - <input>-supply: a phandle to the regulator supply node. May be omitted if
inputs are unregulated, such as using the IPSOUT output inputs are unregulated, such as using the IPSOUT output
from the PMIC. from the PMIC.
@ -77,6 +80,30 @@ LDO_IO0 : LDO : ips-supply : GPIO 0
LDO_IO1 : LDO : ips-supply : GPIO 1 LDO_IO1 : LDO : ips-supply : GPIO 1
RTC_LDO : LDO : ips-supply : always on RTC_LDO : LDO : ips-supply : always on
AXP809 regulators, type, and corresponding input supply names:
Regulator Type Supply Name Notes
--------- ---- ----------- -----
DCDC1 : DC-DC buck : vin1-supply
DCDC2 : DC-DC buck : vin2-supply
DCDC3 : DC-DC buck : vin3-supply
DCDC4 : DC-DC buck : vin4-supply
DCDC5 : DC-DC buck : vin5-supply
DC1SW : On/Off Switch : : DCDC1 secondary output
DC5LDO : LDO : : input from DCDC5
ALDO1 : LDO : aldoin-supply : shared supply
ALDO2 : LDO : aldoin-supply : shared supply
ALDO3 : LDO : aldoin-supply : shared supply
DLDO1 : LDO : dldoin-supply : shared supply
DLDO2 : LDO : dldoin-supply : shared supply
ELDO1 : LDO : eldoin-supply : shared supply
ELDO2 : LDO : eldoin-supply : shared supply
ELDO3 : LDO : eldoin-supply : shared supply
LDO_IO0 : LDO : ips-supply : GPIO 0
LDO_IO1 : LDO : ips-supply : GPIO 1
RTC_LDO : LDO : ips-supply : always on
SW : On/Off Switch : swin-supply
Example: Example:
axp209: pmic@34 { axp209: pmic@34 {