Commit bd425113 authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Lee Jones
Browse files

mfd: axp20x: Add bindings for AXP809 PMIC 



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: default avatarChen-Yu Tsai <wens@csie.org>
Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 20147f0d

Documentation/devicetree/bindings/mfd/axp20x.txt

+29 −2
Original line number Diff line number Diff line
@@ -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 {