[U-Boot] [PATCH 05/13] spl mxc nand: Set symmetric mode

Benoît Thébaudeau benoit.thebaudeau at advansee.com
Mon Aug 13 22:49:31 CEST 2012


Set the spl mxc nand driver for IP 1.1 in symmetric mode, like the mtd driver.
In this way, for both drivers, one input clock period of the NFC IP will produce
one R/W cycle.

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau at advansee.com>
Cc: Scott Wood <scottwood at freescale.com>
Cc: Stefano Babic <sbabic at denx.de>
---
 .../nand_spl/nand_boot_fsl_nfc.c                   |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git u-boot-4d3c95f.orig/nand_spl/nand_boot_fsl_nfc.c u-boot-4d3c95f/nand_spl/nand_boot_fsl_nfc.c
index 059969b..842943c 100644
--- u-boot-4d3c95f.orig/nand_spl/nand_boot_fsl_nfc.c
+++ u-boot-4d3c95f/nand_spl/nand_boot_fsl_nfc.c
@@ -57,7 +57,8 @@ static void nfc_nand_init(void)
 	writew(0x2, &nfc->config);
 
 	/* hardware ECC checking and correct */
-	config1 = readw(&nfc->config1) | NFC_ECC_EN | NFC_INT_MSK | NFC_FP_INT;
+	config1 = readw(&nfc->config1) | NFC_ECC_EN | NFC_INT_MSK |
+			NFC_ONE_CYCLE | NFC_FP_INT;
 	/*
 	 * if spare size is larger that 16 bytes per 512 byte hunk
 	 * then use 8 symbol correction instead of 4


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