From: Ludovic Desroches <[email protected]> To get the same behavior as the Linux driver, instead of selecting the closest inferior rate, select the closest inferior or superior rate
Signed-off-by: Ludovic Desroches <[email protected]> Signed-off-by: Wenyou Yang <[email protected]> --- drivers/clk/at91/clk-generated.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c index 8c9a3cb053..461b5b2c9a 100644 --- a/drivers/clk/at91/clk-generated.c +++ b/drivers/clk/at91/clk-generated.c @@ -98,9 +98,7 @@ static ulong generic_clk_set_rate(struct clk *clk, ulong rate) for (div = 1; div < GENERATED_MAX_DIV + 2; div++) { tmp_rate = DIV_ROUND_CLOSEST(parent_rate, div); - if (rate < tmp_rate) - continue; - tmp_diff = rate - tmp_rate; + tmp_diff = abs(rate - tmp_rate); if (best_diff < 0 || best_diff > tmp_diff) { best_rate = tmp_rate; -- 2.13.0 _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
