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

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Date:	Tue, 26 Feb 2013 19:23:20 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	Ian Lartey <ian@...mlogic.co.uk>
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 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.

>   	
> -	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.


otherwise it looks good.

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