From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yi Zhang Subject: [PATCH V2 1/2] mfd: add Marvell 88pm88x description Date: Fri, 12 Jun 2015 16:43:20 +0800 Message-ID: <1434098601-3498-2-git-send-email-yizhang@marvell.com> References: <1434098601-3498-1-git-send-email-yizhang@marvell.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1434098601-3498-1-git-send-email-yizhang@marvell.com> Sender: linux-kernel-owner@vger.kernel.org To: sameo@linux.intel.com, lee.jones@linaro.org, pebolle@tiscali.nl Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, yizhang@marvell.com, zhouqiao@marvell.com, zhenzh@marvell.com List-Id: devicetree@vger.kernel.org 88pm880 and 88pm886 are two combo PMIC chips, most of the function and the register mapping are the same Signed-off-by: Yi Zhang --- Documentation/devicetree/bindings/mfd/88pm88x.txt | 33 +++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/88pm88x.txt diff --git a/Documentation/devicetree/bindings/mfd/88pm88x.txt b/Documentation/devicetree/bindings/mfd/88pm88x.txt new file mode 100644 index 0000000..72e741c --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/88pm88x.txt @@ -0,0 +1,33 @@ +Marvell 88pm88x combo PMIC chip + +This series of chip integrates regulator, rtc, onkey, switch charger, +fuelgauge, gpadc and a range of I/O pins. + +88pm886 and 88pm880 are two very similar chips, most of the registers mapping +and functions are the same, the main difference is the latter has a separate +i2c slave address to cover BUCK related setting + +Required properties: +- compatible: one of the strings for a specific chip: + "marvell,88pm886" + "marvell,88pm880" +- reg: the i2c address +- interrupt-controller: it works as an interrupt controller managing its irqs +- interrupt-cells: this value is 1 + +Optional properties: +- marvell,88pm88x-irq-write-clear: the interrupt ack method + + +Example: + + pmic: 88pm886@30 { + compatible = "marvell,88pm886"; + reg = <0x30>; + interrupts = <0 4 IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&gic>; + interrupt-controller; + #interrupt-cells = <1>; + + marvell,88pm88x-irq-write-clear; + }; -- 1.9.1