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[rb532] make use the chip_fixup function of the plat_nand driver

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11377 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2008-06-06 09:04:14 +00:00
parent dda1223b58
commit 70cc333f24
1 changed files with 25 additions and 0 deletions
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25
target/linux/rb532/files/arch/mips/rb500/devices.c
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@ -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;
}