Re: [PATCH v4 19/20] clk: tegra210: add support for Tegra210 clocks

From: Rhyland Klein
Date: Wed May 06 2015 - 13:21:13 EST


On 5/6/2015 10:51 AM, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Mon, May 04, 2015 at 12:37:39PM -0400, Rhyland Klein wrote:
> [...]
>> diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
> [...]
>> +static struct div_nmp plld_nmp = {
>> + .divm_shift = 0,
>> + .divm_width = 8,
>> + .divn_shift = 11,
>> + .divn_width = 8,
>> + .divp_shift = 20,
>> + .divp_width = 3,
>> +};
>
> I think we need to add the SDM shift and width fields here:
>
> .sdm_shift = 0,
> .sdm_width = 16,
>
> Otherwise pll_d can't take advantage of the fractional divider.
>
Actually, sdm_shift/width aren't used. I originally added them to handle
SDM data, but eventually I switched to using a reg/mask combo. So this
isn't needed.

-rhyland


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