-static int wait_for_bit(void *reg, const u32 mask, bool set)
-{
- u32 val;
- unsigned long start = get_timer(0);
-
- while (1) {
- val = readl(reg);
- if (!set)
- val = ~val;
-
- if ((val & mask) == mask)
- return 0;
-
- if (get_timer(start) > CONFIG_SYS_HZ)
- break;
-
- udelay(1);
- }
-
- error("Timeout (reg=%p mask=%08x wait_set=%i)\n", reg, mask, set);
-
- return -ETIMEDOUT;
-}
-