linux-kernel - Re: [PATCH V2 1/2] mfd: add Marvell 88pm88x description

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Date:	Tue, 23 Jun 2015 20:16:01 +0530
From:	Vaibhav Hiremath <vaibhav.hiremath@...aro.org>
To:	Rob Herring <robherring2@...il.com>, Yi Zhang <yizhang@...vell.com>
CC:	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Paul Bolle <pebolle@...cali.nl>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Qiao Zhou <zhouqiao@...vell.com>, zhenzh@...vell.com
Subject: Re: [PATCH V2 1/2] mfd: add Marvell 88pm88x description



On Tuesday 23 June 2015 08:01 PM, Rob Herring wrote:
> On Fri, Jun 12, 2015 at 3:43 AM, Yi Zhang <yizhang@...vell.com> wrote:
>> 88pm880 and 88pm886 are two combo PMIC chips, most of the function and the
>> register mapping are the same
>
> How do they compare to 80x/822/860 PMICs?
>

Zhang,

Sorry, I missed this patch-series.

Is there any way we can get access to datahsheets of all these devices?

>>
>> Signed-off-by: Yi Zhang <yizhang@...vell.com>
>> ---
>>   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
>
> The 80x/860 binding needs the same property. Please coordinate this
> with Vaibhav.
>

Please refer to the patch

https://lkml.org/lkml/2015/6/17/545

Thanks,
Vaibhav
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