[PATCH] clk: qcom: Fix sdc 144kHz frequency entry
Mike Turquette
mturquette at linaro.org
Tue Sep 2 14:44:02 PDT 2014
Quoting Stephen Boyd (2014-08-29 12:49:26)
> The pre-divider for the sdc clocks only has 2 bits in it, so we
> can't possibly divide by anything larger than 4 here.
> Furthermore, we program the value of ~(n - m) and the n value is
> larger than 8 bits (max of 256). Replace this entry with 200kHz
> which is close enough to 144kHz to be usable.
>
> Cc: Kumar Gala <galak at codeaurora.org>
> Cc: Andy Gross <agross at codeaurora.org>
> Fixes: 24d8fba44af3 "clk: qcom: Add support for IPQ8064's global clock controller (GCC)"
> Signed-off-by: Stephen Boyd <sboyd at codeaurora.org>
Do you need this pulled into a 3.17-rc?
Regards,
Mike
> ---
> drivers/clk/qcom/gcc-ipq806x.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/qcom/gcc-ipq806x.c b/drivers/clk/qcom/gcc-ipq806x.c
> index 4032e510d9aa..3b83b7dd78c7 100644
> --- a/drivers/clk/qcom/gcc-ipq806x.c
> +++ b/drivers/clk/qcom/gcc-ipq806x.c
> @@ -1095,7 +1095,7 @@ static struct clk_branch prng_clk = {
> };
>
> static const struct freq_tbl clk_tbl_sdc[] = {
> - { 144000, P_PXO, 5, 18,625 },
> + { 200000, P_PXO, 2, 2, 125 },
> { 400000, P_PLL8, 4, 1, 240 },
> { 16000000, P_PLL8, 4, 1, 6 },
> { 17070000, P_PLL8, 1, 2, 45 },
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> hosted by The Linux Foundation
>
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