diff options
Diffstat (limited to 'src/soc/intel/common/block/lpc/lpc_lib.c')
| -rw-r--r-- | src/soc/intel/common/block/lpc/lpc_lib.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/intel/common/block/lpc/lpc_lib.c b/src/soc/intel/common/block/lpc/lpc_lib.c index b383637736..c67c43532c 100644 --- a/src/soc/intel/common/block/lpc/lpc_lib.c +++ b/src/soc/intel/common/block/lpc/lpc_lib.c @@ -80,6 +80,9 @@ void lpc_open_pmio_window(uint16_t base, uint16_t size) /* Each IO range register can only open a 256-byte window. */ window_size = MIN(size, LPC_LGIR_MAX_WINDOW_SIZE); + if (!window_size) + return; + /* Window size must be a power of two for the AMASK to work. */ alignment = 1UL << (log2_ceil(window_size)); window_size = ALIGN_UP(window_size, alignment); |