[PATCH 1/3] ATMEL: fix nand ecc support

Jamie Iles jamie at jamieiles.com
Tue Jan 10 19:49:28 EST 2012


On Tue, Jan 10, 2012 at 11:56:54PM +0200, Artem Bityutskiy wrote:
> On Sat, 2012-01-07 at 11:49 +0100, Jean-Christophe PLAGNIOL-VILLARD
> wrote:
> > +#ifndef __ATMEL_NAND_H__
> > +#define __ATMEL_NAND_H__
> > +
> > +#include <linux/mtd/nand.h>
> > +
> > + /* NAND / SmartMedia */
> > +struct atmel_nand_data {
> > +	int		enable_pin;		/* chip enable */
> > +	int		det_pin;		/* card detect */
> > +	int		rdy_pin;		/* ready/busy */
> > +	u8		rdy_pin_active_low;	/* rdy_pin value is inverted */
> > +	u8		ale;			/* address line number connected to ALE */
> > +	u8		cle;			/* address line number connected to CLE */
> > +	u8		bus_width_16;		/* buswidth is 16 bit */
> > +	u8		ecc_mode;		/* ecc mode */
> > +	struct mtd_partition *parts;
> > +	unsigned int	num_parts;
> > +};
> > +
> > +#endif /* __ATMEL_NAND_H__ */
> 
> The "include/linux" directory, I think, should generally contain only
> those headers which define some "userspace-kernel" or "kernel subsystem"
> API. This file defines Atmel NAND driver's, so it should not be placed
> there.
> 
> I am not sure "include/linux" is the best place for this header - is it?

If this is platform data, which it looks like to me then 
include/linux/platform_data would be a great home for it.

Jamie



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