diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/sunxi-ng/ccu_mux.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/clk/sunxi-ng/ccu_mux.c b/drivers/clk/sunxi-ng/ccu_mux.c index d0d69c7eb516..c6bb1f523232 100644 --- a/drivers/clk/sunxi-ng/ccu_mux.c +++ b/drivers/clk/sunxi-ng/ccu_mux.c @@ -93,7 +93,18 @@ int ccu_mux_helper_determine_rate(struct ccu_common *common, if (!parent) continue; - parent_rate = clk_hw_get_rate(parent); + if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) { + struct clk_rate_request parent_req = *req; + int ret = __clk_determine_rate(parent, &parent_req); + + if (ret) + continue; + + parent_rate = parent_req.rate; + } else { + parent_rate = clk_hw_get_rate(parent); + } + adj_parent_rate = parent_rate; ccu_mux_helper_adjust_parent_for_prediv(common, cm, i, &adj_parent_rate); |