From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/blackfin/include/asm/nand.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 arch/blackfin/include/asm/nand.h (limited to 'arch/blackfin/include/asm/nand.h') diff --git a/arch/blackfin/include/asm/nand.h b/arch/blackfin/include/asm/nand.h new file mode 100644 index 000000000..256c50d8d --- /dev/null +++ b/arch/blackfin/include/asm/nand.h @@ -0,0 +1,40 @@ +/* + * BF5XX - NAND flash controller platform_device info + * + * Copyright 2007-2008 Analog Devices, Inc. + * + * Licensed under the GPL-2 + */ + +/* struct bf5xx_nand_platform + * + * define a interface between platform board specific code and + * bf54x NFC driver. + * + * nr_partitions = number of partitions pointed to be partitoons (or zero) + * partitions = mtd partition list + */ + +#define NFC_PG_SIZE_OFFSET 9 + +#define NFC_NWIDTH_8 0 +#define NFC_NWIDTH_16 1 +#define NFC_NWIDTH_OFFSET 8 + +#define NFC_RDDLY_OFFSET 4 +#define NFC_WRDLY_OFFSET 0 + +#define NFC_STAT_NBUSY 1 + +struct bf5xx_nand_platform { + /* NAND chip information */ + unsigned short data_width; + + /* RD/WR strobe delay timing information, all times in SCLK cycles */ + unsigned short rd_dly; + unsigned short wr_dly; + + /* NAND MTD partition information */ + int nr_partitions; + struct mtd_partition *partitions; +}; -- cgit v1.2.3-54-g00ecf