Merge git://git.infradead.org/mtd-2.6

[cascardo/linux.git] / drivers / mtd / onenand / omap2.c

diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
index 86c4f6d..75f38b9 100644 (file)
--- a/drivers/mtd/onenand/omap2.c
+++ b/drivers/mtd/onenand/omap2.c
@@ -112,10 +112,24 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state)
        unsigned long timeout;
        u32 syscfg;
 
-       if (state == FL_RESETING) {
-               int i;
+       if (state == FL_RESETING || state == FL_PREPARING_ERASE ||
+           state == FL_VERIFYING_ERASE) {
+               int i = 21;
+               unsigned int intr_flags = ONENAND_INT_MASTER;
+
+               switch (state) {
+               case FL_RESETING:
+                       intr_flags |= ONENAND_INT_RESET;
+                       break;
+               case FL_PREPARING_ERASE:
+                       intr_flags |= ONENAND_INT_ERASE;
+                       break;
+               case FL_VERIFYING_ERASE:
+                       i = 101;
+                       break;
+               }
 
-               for (i = 0; i < 20; i++) {
+               while (--i) {
                        udelay(1);
                        intr = read_reg(c, ONENAND_REG_INTERRUPT);
                        if (intr & ONENAND_INT_MASTER)
@@ -126,7 +140,7 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state)
                        wait_err("controller error", state, ctrl, intr);
                        return -EIO;
                }
-               if (!(intr & ONENAND_INT_RESET)) {
+               if ((intr & intr_flags) != intr_flags) {
                        wait_err("timeout", state, ctrl, intr);
                        return -EIO;
                }