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clk: sunxi-ng: mux: Get closest parent rate possible with CLK_SET_RATE_PARENT
If the CLK_SET_RATE_PARENT flag is set, we want to try getting the closest parent rate. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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1 changed files with 12 additions and 1 deletions
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@ -93,7 +93,18 @@ int ccu_mux_helper_determine_rate(struct ccu_common *common,
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if (!parent)
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if (!parent)
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continue;
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continue;
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parent_rate = clk_hw_get_rate(parent);
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if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) {
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struct clk_rate_request parent_req = *req;
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int ret = __clk_determine_rate(parent, &parent_req);
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if (ret)
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continue;
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parent_rate = parent_req.rate;
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} else {
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parent_rate = clk_hw_get_rate(parent);
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}
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adj_parent_rate = parent_rate;
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adj_parent_rate = parent_rate;
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ccu_mux_helper_adjust_parent_for_prediv(common, cm, i,
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ccu_mux_helper_adjust_parent_for_prediv(common, cm, i,
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&adj_parent_rate);
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&adj_parent_rate);
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