diff options
Diffstat (limited to 'drivers/mtd/nand/mxs_nand.c')
| -rw-r--r-- | drivers/mtd/nand/mxs_nand.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index b9ffa7cbae..5b7ad18c42 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -25,6 +25,7 @@ #include <asm/mach-imx/regs-gpmi.h> #include <asm/arch/sys_proto.h> #include <asm/mach-imx/dma.h> +#include "mxs_nand.h" #define MXS_NAND_DMA_DESCRIPTOR_COUNT 4 @@ -1149,6 +1150,48 @@ err1: return ret; } +int mxs_nand_init_spl(struct nand_chip *nand) +{ + struct mxs_nand_info *nand_info; + int err; + + nand_info = malloc(sizeof(struct mxs_nand_info)); + if (!nand_info) { + printf("MXS NAND: Failed to allocate private data\n"); + return -ENOMEM; + } + memset(nand_info, 0, sizeof(struct mxs_nand_info)); + + err = mxs_nand_alloc_buffers(nand_info); + if (err) + return err; + + err = mxs_nand_init(nand_info); + if (err) + return err; + + nand_set_controller_data(nand, nand_info); + + nand->options |= NAND_NO_SUBPAGE_WRITE; + + nand->cmd_ctrl = mxs_nand_cmd_ctrl; + nand->dev_ready = mxs_nand_device_ready; + nand->select_chip = mxs_nand_select_chip; + nand->scan_bbt = mxs_nand_scan_bbt; + + nand->read_byte = mxs_nand_read_byte; + nand->read_buf = mxs_nand_read_buf; + + nand->ecc.read_page = mxs_nand_ecc_read_page; + + nand->ecc.mode = NAND_ECC_HW; + nand->ecc.bytes = 9; + nand->ecc.size = 512; + nand->ecc.strength = 8; + + return 0; +} + /*! * This function is called during the driver binding process. * |