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omap3/omap_gpmc.h: add ooblayout for BCH8 as in kernel 

This patch adds BCH8 ooblayout for NAND as provided by
0e618ef0a6a33cf7ef96c2c824402088dd8ef48c in linux kernel. This Layout is
currently only provided for 64 byte OOB.

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Cc: Tom Rini <trini@ti.com>
Cc: Ilya Yanok <ilya.yanok@cogentembedded.com>
Cc: Scott Wood <scottwood@freescale.com>
Reviewed-by: Tom Rini <trini@ti.com>
utp
Andreas Bießmann 2013-04-02 06:05:55 +00:00 committed by Tom Rini
parent 5bf299bc4f
commit c0ed9179b8
1 changed files with 17 additions and 0 deletions
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17
arch/arm/include/asm/arch-omap3/omap_gpmc.h
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@ -23,6 +23,23 @@
#ifndef __ASM_ARCH_OMAP_GPMC_H
#define __ASM_ARCH_OMAP_GPMC_H
/*
* These GPMC_NAND_HW_BCHx_ECC_LAYOUT defines using the BCH library.
* The OOB layout was first defined by linx kernel in commit
* 0e618ef0a6a33cf7ef96c2c824402088dd8ef48c, we have to reuse it here cause
* we want to be compatible.
*/
#define GPMC_NAND_HW_BCH8_ECC_LAYOUT {\
.eccbytes = 56,\
.eccpos = {12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,\
23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36,\
37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50,\
51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63},\
.oobfree = {\
{.offset = 2,\
.length = 10 } } \
}
/* GPMC CS configuration for an SMSC LAN9221 ethernet controller */
#define NET_LAN9221_GPMC_CONFIG1 0x00001000
#define NET_LAN9221_GPMC_CONFIG2 0x00060700