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Commit 6a5a297c authored by Richard Purdie's avatar Richard Purdie Committed by David Woodhouse
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MTD: [NAND] Fix the sharpsl driver after breakage from a core conversion 



The CNE bits are inverted on the device and writeb function is missing a
NOT operation.

Signed-off-by: default avatarRichard Purdie <rpurdie@rpsys.net>
Signed-off-by: default avatarDavid Woodhouse <dwmw2@infradead.org>
parent 8b0036ee

drivers/mtd/nand/sharpsl.c

+5 −2
Original line number Diff line number Diff line
@@ -78,7 +78,7 @@ static struct mtd_partition sharpsl_nand_default_partition_info[] = { 
/*

 *	hardware specific access to control-lines

 *	ctrl:

 *	NAND_CNE: bit 0 -> bit 0 & 4

 *	NAND_CNE: bit 0 -> ! bit 0 & 4

 *	NAND_CLE: bit 1 -> bit 1

 *	NAND_ALE: bit 2 -> bit 2

 *
@@ -92,7 +92,10 @@ static void sharpsl_nand_hwcontrol(struct mtd_info *mtd, int cmd, 
		unsigned char bits = ctrl & 0x07;



		bits |= (ctrl & 0x01) << 4;

		writeb((readb(FLASHCTL) & 0x17) | bits, FLASHCTL);



		bits ^= 0x11;



		writeb((readb(FLASHCTL) & ~0x17) | bits, FLASHCTL);

	}



	if (cmd != NAND_CMD_NONE)