[S5PC100] fix onenand working

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

diff --git a/drivers/mtd/onenand/s3c-onenand.c b/drivers/mtd/onenand/s3c-onenand.c
index eb8d9d8..e69c0b2 100644 (file)
--- a/drivers/mtd/onenand/s3c-onenand.c
+++ b/drivers/mtd/onenand/s3c-onenand.c
@@ -64,8 +64,6 @@ do {                                                                  \
 #elif defined(CONFIG_S5PC1XX)
 #define MEM_ADDR(fba, fpa, fsa)                (((fba) << 13 | (fpa) << 7 | \
                                        (fsa) << 5) & 0x3ffffff)
-#define MEM_ADDR2(fba, fpa, fsa)       ((1 << 24 | (fba) << 13 | (fpa) << 7 | \
-                                       (fsa) << 5) & 0x3ffffff)
 #endif
 
 #define GET_FBA(mem_addr)              ((mem_addr) & 0x3ff000)
@@ -213,19 +211,12 @@ static int s3c_onenand_command(struct mtd_info *mtd, int cmd, loff_t addr,
        int fba, fpa, fsa = 0;
        int mem_addr;
        int i, ret, count;
-       int dev_id, ddp;
 
        fba = (int) (addr >> this->erase_shift);
        fpa = (int) (addr >> this->page_shift);
        fpa &= this->page_mask;
 
-       dev_id = DEVICE_ID0_REG;
-       ddp = dev_id & ONENAND_DEVICE_IS_DDP;
-
-       if (ddp)
-               mem_addr = MEM_ADDR2(fba, fpa, fsa);
-       else
-               mem_addr = MEM_ADDR(fba, fpa, fsa);
+       mem_addr = MEM_ADDR(fba, fpa, fsa);
 
        if (cmd != ONENAND_CMD_READOOB)
                DPRINTK("cmd 0x%x, addr 0x%x, fba %d, fpa %d, len 0x%x", cmd, (unsigned int) addr, fba, fpa, len);
@@ -385,12 +376,11 @@ static int s3c_onenand_read_spareram(struct mtd_info *mtd, loff_t addr,
 
 void s3c_set_width_regs(struct onenand_chip *this)
 {
-       int dev_id, ddp, density;
+       int dev_id, density;
        int dbs_dfs, fba, fpa, fsa;
 
        dev_id = DEVICE_ID0_REG;
 
-       ddp = dev_id & ONENAND_DEVICE_IS_DDP;
        density = (dev_id >> ONENAND_DEVICE_DENSITY_SHIFT) & 0xf;
 
        dbs_dfs = 0;
@@ -398,11 +388,6 @@ void s3c_set_width_regs(struct onenand_chip *this)
        fpa = 6;
        fsa = 2;
 
-       if (ddp) {
-               dbs_dfs = 1;
-               fba--;
-       }
-
        FBA_WIDTH0_REG = fba;
        FPA_WIDTH0_REG = fpa;
        FSA_WIDTH0_REG = fsa;