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-rw-r--r--dts/Bindings/mfd/axp20x.txt50
1 files changed, 45 insertions, 5 deletions
diff --git a/dts/Bindings/mfd/axp20x.txt b/dts/Bindings/mfd/axp20x.txt
index aca09af665..9455503b02 100644
--- a/dts/Bindings/mfd/axp20x.txt
+++ b/dts/Bindings/mfd/axp20x.txt
@@ -7,7 +7,14 @@ axp209 (X-Powers)
axp221 (X-Powers)
axp223 (X-Powers)
axp803 (X-Powers)
+axp806 (X-Powers)
axp809 (X-Powers)
+axp813 (X-Powers)
+
+The AXP813 is 2 chips packaged into 1. The 2 chips do not share anything
+other than the packaging. Pins are routed separately. As such they should
+be treated as separate entities. The other half is an AC100 RTC/codec
+combo chip. Please see ./ac100.txt for its bindings.
Required properties:
- compatible: should be one of:
@@ -19,6 +26,7 @@ Required properties:
* "x-powers,axp803"
* "x-powers,axp806"
* "x-powers,axp809"
+ * "x-powers,axp813"
- 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
@@ -28,12 +36,14 @@ Required properties:
Optional properties:
- x-powers,dcdc-freq: defines the work frequency of DC-DC in KHz
AXP152/20X: range: 750-1875, Default: 1.5 MHz
- AXP22X/80X: range: 1800-4050, Default: 3 MHz
+ AXP22X/8XX: range: 1800-4050, Default: 3 MHz
-- x-powers,drive-vbus-en: axp221 / axp223 only boolean, set this when the
- N_VBUSEN pin is used as an output pin to control an external
- regulator to drive the OTG VBus, rather then as an input pin
- which signals whether the board is driving OTG VBus or not.
+- x-powers,drive-vbus-en: boolean, set this when the N_VBUSEN pin is
+ used as an output pin to control an external
+ regulator to drive the OTG VBus, rather then
+ as an input pin which signals whether the
+ board is driving OTG VBus or not.
+ (axp221 / axp223 / axp813 only)
- x-powers,master-mode: Boolean (axp806 only). Set this when the PMIC is
wired for master mode. The default is slave mode.
@@ -171,6 +181,36 @@ LDO_IO1 : LDO : ips-supply : GPIO 1
RTC_LDO : LDO : ips-supply : always on
SW : On/Off Switch : swin-supply
+AXP813 regulators, type, and corresponding input supply names:
+
+Regulator Type Supply Name Notes
+--------- ---- ----------- -----
+DCDC1 : DC-DC buck : vin1-supply
+DCDC2 : DC-DC buck : vin2-supply : poly-phase capable
+DCDC3 : DC-DC buck : vin3-supply : poly-phase capable
+DCDC4 : DC-DC buck : vin4-supply
+DCDC5 : DC-DC buck : vin5-supply : poly-phase capable
+DCDC6 : DC-DC buck : vin6-supply : poly-phase capable
+DCDC7 : DC-DC buck : vin7-supply
+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
+DLDO3 : LDO : dldoin-supply : shared supply
+DLDO4 : LDO : dldoin-supply : shared supply
+ELDO1 : LDO : eldoin-supply : shared supply
+ELDO2 : LDO : eldoin-supply : shared supply
+ELDO3 : LDO : eldoin-supply : shared supply
+FLDO1 : LDO : fldoin-supply : shared supply
+FLDO2 : LDO : fldoin-supply : shared supply
+FLDO3 : LDO : fldoin-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
+DRIVEVBUS : Enable output : drivevbus-supply : external regulator
+
Example:
axp209: pmic@34 {