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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)
axp221 (X-Powers)
axp223 (X-Powers)
axp809 (X-Powers)
Required properties:
- 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
- interrupt-parent: The parent interrupt controller
- interrupts: SoC NMI / GPIO interrupt connected to the PMIC's IRQ pin
@ -18,7 +19,9 @@ Required properties:
Optional properties:
- 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
inputs are unregulated, such as using the IPSOUT output
from the PMIC.
@ -77,6 +80,30 @@ LDO_IO0 : LDO : ips-supply : GPIO 0
LDO_IO1 : LDO : ips-supply : GPIO 1
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:
axp209: pmic@34 {