mtd: bcm63xxpart: use nvram for PSI size
Read out the SPI size from nvram instead of defaulting to 64KiB — some vendors actually use values larger than the "max" value of 64. Signed-off-by: Jonas Gorski <jogo@openwrt.org> Acked-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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1 changed files with 4 additions and 2 deletions
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@ -4,7 +4,7 @@
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* Copyright © 2006-2008 Florian Fainelli <florian@openwrt.org>
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* Mike Albon <malbon@openwrt.org>
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* Copyright © 2009-2010 Daniel Dickinson <openwrt@cshore.neomailbox.net>
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* Copyright © 2011-2012 Jonas Gorski <jonas.gorski@gmail.com>
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* Copyright © 2011-2013 Jonas Gorski <jonas.gorski@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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@ -33,6 +33,7 @@
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <asm/mach-bcm63xx/bcm63xx_nvram.h>
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#include <asm/mach-bcm63xx/bcm963xx_tag.h>
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#include <asm/mach-bcm63xx/board_bcm963xx.h>
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@ -91,7 +92,8 @@ static int bcm63xx_parse_cfe_partitions(struct mtd_info *master,
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BCM63XX_CFE_BLOCK_SIZE);
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cfelen = cfe_erasesize;
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nvramlen = cfe_erasesize;
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nvramlen = bcm63xx_nvram_get_psi_size() * SZ_1K;
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nvramlen = roundup(nvramlen, cfe_erasesize);
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/* Allocate memory for buffer */
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buf = vmalloc(sizeof(struct bcm_tag));
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