From: Wadim Egorov <w.egorov@phytec.de>
To: linux-kernel@vger.kernel.org, rtc-linux@googlegroups.com,
devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org
Cc: robh+dt@kernel.org, mark.rutland@arm.com, lee.jones@linaro.org,
lgirdwood@gmail.com, broonie@kernel.org, a.zummo@towertech.it,
alexandre.belloni@free-electrons.com
Subject: [PATCH v8 3/4] mfd: dt-bindings: Add RK818 device tree bindings document
Date: Mon, 29 Aug 2016 13:08:00 +0200 [thread overview]
Message-ID: <1472468881-15337-3-git-send-email-w.egorov@phytec.de> (raw)
In-Reply-To: <1472468881-15337-1-git-send-email-w.egorov@phytec.de>
Add device tree bindings documentation for Rockchip's RK818 PMIC.
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
---
Documentation/devicetree/bindings/mfd/rk808.txt | 37 +++++++++++++++++++++++--
1 file changed, 34 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/mfd/rk808.txt b/Documentation/devicetree/bindings/mfd/rk808.txt
index 4ca6aab..9636ae8 100644
--- a/Documentation/devicetree/bindings/mfd/rk808.txt
+++ b/Documentation/devicetree/bindings/mfd/rk808.txt
@@ -1,7 +1,11 @@
-RK808 Power Management Integrated Circuit
+RK8XX Power Management Integrated Circuit
+
+The rk8xx family current members:
+rk808
+rk818
Required properties:
-- compatible: "rockchip,rk808"
+- compatible: "rockchip,rk808", "rockchip,rk818"
- reg: I2C slave address
- interrupt-parent: The parent interrupt controller.
- interrupts: the interrupt outputs of the controller.
@@ -13,6 +17,8 @@ Optional properties:
default output clock name
- rockchip,system-power-controller: Telling whether or not this pmic is controlling
the system power.
+
+Optional RK808 properties:
- vcc1-supply: The input supply for DCDC_REG1
- vcc2-supply: The input supply for DCDC_REG2
- vcc3-supply: The input supply for DCDC_REG3
@@ -29,7 +35,20 @@ Optional properties:
the gpio controller. If DVS GPIOs aren't present, voltage changes will happen
very quickly with no slow ramp time.
-Regulators: All the regulators of RK808 to be instantiated shall be
+Optional RK818 properties:
+- vcc1-supply: The input supply for DCDC_REG1
+- vcc2-supply: The input supply for DCDC_REG2
+- vcc3-supply: The input supply for DCDC_REG3
+- vcc4-supply: The input supply for DCDC_REG4
+- boost-supply: The input supply for DCDC_BOOST
+- vcc6-supply: The input supply for LDO_REG1 and LDO_REG2
+- vcc7-supply: The input supply for LDO_REG3, LDO_REG5 and LDO_REG7
+- vcc8-supply: The input supply for LDO_REG4, LDO_REG6 and LDO_REG8
+- vcc9-supply: The input supply for LDO_REG9 and SWITCH_REG
+- h_5v-supply: The input supply for HDMI_SWITCH
+- usb-supply: The input supply for OTG_SWITCH
+
+Regulators: All the regulators of RK8XX to be instantiated shall be
listed in a child node named 'regulators'. Each regulator is represented
by a child node of the 'regulators' node.
@@ -48,6 +67,18 @@ number as described in RK808 datasheet.
- SWITCH_REGn
- valid values for n are 1 to 2
+Following regulators of the RK818 PMIC block are supported. Note that
+the 'n' in regulator name, as in DCDC_REGn or LDOn, represents the DCDC or LDO
+number as described in RK818 datasheet.
+
+ - DCDC_REGn
+ - valid values for n are 1 to 4.
+ - LDO_REGn
+ - valid values for n are 1 to 9.
+ - SWITCH_REG
+ - HDMI_SWITCH
+ - OTG_SWITCH
+
Standard regulator bindings are used inside regulator subnodes. Check
Documentation/devicetree/bindings/regulator/regulator.txt
for more details
--
1.9.1
next prev parent reply other threads:[~2016-08-29 11:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-29 11:07 [PATCH v8 1/4] mfd: RK808: Add RK818 support Wadim Egorov
2016-08-29 11:07 ` [PATCH v8 2/4] regulator: rk808: Add regulator driver for RK818 Wadim Egorov
2016-08-29 11:08 ` Wadim Egorov [this message]
2016-08-29 11:08 ` [PATCH v8 4/4] rtc: Kconfig: Name RK818 in Kconfig for RTC_DRV_RK808 Wadim Egorov
2016-08-31 12:51 ` [GIT PULL] Immutable branch between MFD, Regulator and RTC due for the v4.9 merge window Lee Jones
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