From 10d6ac94e0aa8bbbde45094e988c87ca971e1f10 Mon Sep 17 00:00:00 2001 From: Ben Gardiner Date: Thu, 14 Oct 2010 17:26:17 -0400 Subject: [PATCH] davinci_nand, trivial : use symbolic ECC start command The ECC calculations were started by writing 1 << 13 to the nand FCR register; that value is also defined as DAVINCI_NANDFCR_4BIT_CALC_START in emif_defs.h. This patch substitutes the macro DAVINCI_NANDFCR_4BIT_CALC_START for the magic number '1 << 13'. Signed-off-by: Ben Gardiner Signed-off-by: Sandeep Paulraj --- drivers/mtd/nand/davinci_nand.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index c5a86d6c0d..d41579c9ce 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -481,7 +481,8 @@ static int nand_davinci_4bit_correct_data(struct mtd_info *mtd, uint8_t *dat, * Set the addr_calc_st bit(bit no 13) in the NAND Flash Control * register to 1. */ - __raw_writel(1 << 13, &davinci_emif_regs->nandfcr); + __raw_writel(DAVINCI_NANDFCR_4BIT_CALC_START, + &davinci_emif_regs->nandfcr); /* * Wait for the corr_state field (bits 8 to 11) in the