netdev - Re: [PATCH v4 4/8] net: can: c_can: Add syscon/regmap RAMINIT mechanism

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Message-ID: <54649153.409@pengutronix.de>
Date:	Thu, 13 Nov 2014 12:09:07 +0100
From:	Marc Kleine-Budde <mkl@...gutronix.de>
To:	Roger Quadros <rogerq@...com>, wg@...ndegger.com
CC:	wsa@...-dreams.de, tony@...mide.com, tglx@...utronix.de,
	mugunthanvnm@...com, george.cherian@...com, balbi@...com,
	nsekhar@...com, nm@...com, sergei.shtylyov@...entembedded.com,
	linux-omap@...r.kernel.org, linux-can@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH v4 4/8] net: can: c_can: Add syscon/regmap RAMINIT mechanism

On 11/07/2014 03:49 PM, Roger Quadros wrote:
> Some TI SoCs like DRA7 have a RAMINIT register specification
> different from the other AMxx SoCs and as expected by the
> existing driver.
> 
> To add more insanity, this register is shared with other
> IPs like DSS, PCIe and PWM.
> 
> Provides a more generic mechanism to specify the RAMINIT
> register location and START/DONE bit position and use the
> syscon/regmap framework to access the register.

What about the existing device trees that don't have the syscon-raminit
phandle? We can either keep the existing init routines or create regmap
in the platform driver an use the new ones.

Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
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