mfd: axp20x: Add bindings for AXP806 PMIC

This patch adds the basic and regulator bindings for the X-Powers AXP806
PMIC.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt
index 585a955..8f3ad9a 100644 (file)
--- a/Documentation/devicetree/bindings/mfd/axp20x.txt
+++ b/Documentation/devicetree/bindings/mfd/axp20x.txt
@@ -10,7 +10,8 @@ axp809 (X-Powers)
 
 Required properties:
 - compatible: "x-powers,axp152", "x-powers,axp202", "x-powers,axp209",
-             "x-powers,axp221", "x-powers,axp223", "x-powers,axp809"
+             "x-powers,axp221", "x-powers,axp223", "x-powers,axp806",
+             "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
@@ -47,7 +48,6 @@ Optional properties for DCDC regulators:
                          probably makes sense for HiFi audio related
                          applications that aren't battery constrained.
 
-
 AXP202/AXP209 regulators, type, and corresponding input supply names:
 
 Regulator        Type            Supply Name             Notes
@@ -86,6 +86,30 @@ LDO_IO1              : LDO           : ips-supply            : GPIO 1
 RTC_LDO                : LDO           : ips-supply            : always on
 DRIVEVBUS      : Enable output : drivevbus-supply      : external regulator
 
+AXP806 regulators, type, and corresponding input supply names:
+
+Regulator        Type            Supply Name             Notes
+---------        ----            -----------             -----
+DCDCA          : DC-DC buck    : vina-supply           : poly-phase capable
+DCDCB          : DC-DC buck    : vinb-supply           : poly-phase capable
+DCDCC          : DC-DC buck    : vinc-supply           : poly-phase capable
+DCDCD          : DC-DC buck    : vind-supply           : poly-phase capable
+DCDCE          : DC-DC buck    : vine-supply           : poly-phase capable
+ALDO1          : LDO           : aldoin-supply         : shared supply
+ALDO2          : LDO           : aldoin-supply         : shared supply
+ALDO3          : LDO           : aldoin-supply         : shared supply
+BLDO1          : LDO           : bldoin-supply         : shared supply
+BLDO2          : LDO           : bldoin-supply         : shared supply
+BLDO3          : LDO           : bldoin-supply         : shared supply
+BLDO4          : LDO           : bldoin-supply         : shared supply
+CLDO1          : LDO           : cldoin-supply         : shared supply
+CLDO2          : LDO           : cldoin-supply         : shared supply
+CLDO3          : LDO           : cldoin-supply         : shared supply
+SW             : On/Off Switch : swin-supply
+
+Additionally, the AXP806 DC-DC regulators support poly-phase arrangements
+for higher output current. The possible groupings are: A+B, A+B+C, D+E.
+
 AXP809 regulators, type, and corresponding input supply names:
 
 Regulator        Type            Supply Name             Notes