diff options
| -rw-r--r-- | drivers/i2c/i2c-core.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 57a86f4aab43..fe80f85896e2 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -1878,6 +1878,13 @@ static int __init i2c_init(void) { int retval; + retval = of_alias_get_highest_id("i2c"); + + down_write(&__i2c_board_lock); + if (retval >= __i2c_first_dynamic_bus_num) + __i2c_first_dynamic_bus_num = retval + 1; + up_write(&__i2c_board_lock); + retval = bus_register(&i2c_bus_type); if (retval) return retval; |