linux-kernel - [PATCH v2 1/8] mfd: axp20x: Add bindings for AXP806 PMIC

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Message-Id: <20160827075544.26316-2-wens@csie.org>
Date:   Sat, 27 Aug 2016 15:55:37 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com
Subject: [PATCH v2 1/8] 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@...e.org>
---
Changes since v1: none
---
 Documentation/devicetree/bindings/mfd/axp20x.txt | 28 ++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/axp20x.txt b/Documentation/devicetree/bindings/mfd/axp20x.txt
index 585a95546288..8f3ad9ab4637 100644
--- 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
-- 
2.9.3