linux-kernel - Re: [PATCH] regmap: add virtual PMIC IPC bus support

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Date:	Mon, 20 Apr 2015 17:05:41 +0100
From:	Mark Brown <broonie@...nel.org>
To:	"qipeng.zha" <qipeng.zha@...el.com>
Cc:	linux-kernel@...r.kernel.org, fei.yang@...el.com,
	huiquan.zhong@...el.com, jason.cj.chen@...el.com,
	qi.zheng@...el.com
Subject: Re: [PATCH] regmap: add virtual PMIC IPC bus support

On Tue, Apr 21, 2015 at 07:38:58AM +0800, qipeng.zha wrote:
> From: "qipeng.zha" <qipeng.zha@...el.com>
> 
> There defined Whiskey Cove PMIC controller on one Intel platform,
> and all registers on this PMIC are accessed by IPC commands.
> This patch is to utilize regmap framework to access PMIC registers
> for PMIC core and device drivers.

Why is this being added to the regmap core rather than being implemented
in using the reg_write() and reg_read() callbacks in the core driver for
the PMIC?

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