linux-kernel - Re: [PATCH v2 2/2] mfd: palmas add variant and OTP detection

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Date:	Fri, 01 Mar 2013 23:42:34 +0000
From:	Ian Lartey <ian@...mlogic.co.uk>
To:	Laxman Dewangan <ldewangan@...dia.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"broonie@...nsource.wolfsonmicro.com" 
	<broonie@...nsource.wolfsonmicro.com>,
	"sameo@...ux.intel.com" <sameo@...ux.intel.com>,
	"lgirdwood@...il.com" <lgirdwood@...il.com>,
	Graeme Gregory <gg@...mlogic.co.uk>
Subject: Re: [PATCH v2 2/2] mfd: palmas add variant and OTP detection

On 26/02/13 13:53, Laxman Dewangan wrote:
> On Saturday 23 February 2013 10:05 PM, Ian Lartey wrote:
>> From: Graeme Gregory <gg@...mlogic.co.uk>
>>
>> Read the chip varient and the OTP information from the chip and display
>> this on probe to aid in debugging of issues.
>>
>> Older palmas chips do not have the USB_ID programmed and will therefore
>> return 0x0000 for this field.
>
>> +
>>       /* Change IRQ into clear on read mode for efficiency */
>>       slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE);
>> -    addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL);
>>       reg = PALMAS_INT_CTRL_INT_CLEAR;
>> -    regmap_write(palmas->regmap[slave], addr, reg);
>> +    ret = palmas_write(palmas, PALMAS_INTERRUPT_BASE,
>> PALMAS_INT_CTRL, reg);
>
> I think this is unrelated change and can be on another patch.

This is the change  which you requested earlier "Can you please use the 
api palmas_* for reading register which I added recently."

>
>>
>> -    slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
>> -    addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
>> -            PALMAS_PRIMARY_SECONDARY_PAD1);
>> -
>>       if (pdata->mux_from_pdata) {
>>           reg = pdata->pad1;
>> -        ret = regmap_write(palmas->regmap[slave], addr, reg);
>> +        ret = palmas_write(palmas, PALMAS_PU_PD_OD_BASE,
>> +                PALMAS_PRIMARY_SECONDARY_PAD1, reg);
>
> Same, in another patch and elsewhere which was part of cleanups.

ditto.

>
>
> otherwise it looks good.
>
> --
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