diff options
Diffstat (limited to 'target/linux/rb532/files')
| -rw-r--r-- | target/linux/rb532/files/arch/mips/rb500/devices.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/rb532/files/arch/mips/rb500/devices.c b/target/linux/rb532/files/arch/mips/rb500/devices.c index f2a6f7d9fc..6372737de7 100644 --- a/target/linux/rb532/files/arch/mips/rb500/devices.c +++ b/target/linux/rb532/files/arch/mips/rb500/devices.c @@ -130,6 +130,19 @@ static struct platform_device cf_slot0 = { }; /* Resources and device for NAND. There is no data needed and no irqs, so just define the memory used. */ + +/* + * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader + * will not be able to find the kernel that we load. So set the oobinfo + * when creating the partitions + */ +static struct nand_ecclayout rb500_nand_ecclayout = { + .eccbytes = 6, + .eccpos = { 8, 9, 10, 13, 14, 15 }, + .oobavail = 9, + .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } } +}; + int rb500_dev_ready(struct mtd_info *mtd) { return MEM32(IDT434_REG_BASE + GPIOD) & GPIO_RDY; @@ -260,6 +273,16 @@ static void __init parse_mac_addr(char *macstr) /* NAND definitions */ #define NAND_CHIP_DELAY 25 +static int rb500_nand_fixup(struct mtd_info *mtd) +{ + struct nand_chip *chip = mtd->priv; + + if (mtd->writesize == 512) + chip->ecc.layout = &rb500_nand_ecclayout; + + return 0; +} + static void __init rb500_nand_setup(void) { switch (mips_machtype) { @@ -277,6 +300,8 @@ static void __init rb500_nand_setup(void) rb500_nand_data.chip.partitions = rb500_partition_info; rb500_nand_data.chip.chip_delay = NAND_CHIP_DELAY; rb500_nand_data.chip.options = NAND_NO_AUTOINCR; + + rb500_nand_data.chip.chip_fixup = &rb500_nand_fixup; } |