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path: root/drivers/clk/tegra/clk-tegra-super-cclk.c
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Diffstat (limited to 'drivers/clk/tegra/clk-tegra-super-cclk.c')
-rw-r--r--drivers/clk/tegra/clk-tegra-super-cclk.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/clk/tegra/clk-tegra-super-cclk.c b/drivers/clk/tegra/clk-tegra-super-cclk.c
index 68d7bcd5fc8a..3b22a4d0dffc 100644
--- a/drivers/clk/tegra/clk-tegra-super-cclk.c
+++ b/drivers/clk/tegra/clk-tegra-super-cclk.c
@@ -86,9 +86,18 @@ static int cclk_super_determine_rate(struct clk_hw *hw,
if (rate <= pllp_rate) {
if (super->flags & TEGRA20_SUPER_CLK)
rate = pllp_rate;
- else
- rate = tegra_clk_super_ops.round_rate(hw, rate,
- &pllp_rate);
+ else {
+ struct clk_rate_request parent = {
+ .rate = req->rate,
+ .best_parent_rate = pllp_rate,
+ };
+
+ clk_hw_get_rate_range(hw, &parent.min_rate,
+ &parent.max_rate);
+ tegra_clk_super_ops.determine_rate(hw, &parent);
+ pllp_rate = parent.best_parent_rate;
+ rate = parent.rate;
+ }
req->best_parent_rate = pllp_rate;
req->best_parent_hw = pllp_hw;