07.12.2019 17:33, Dmitry Osipenko пишет:
> 06.12.2019 05:48, Sowjanya Komatineni пишет:
>> Current Tegra clock driver registers PMC clocks clk_out_1, clk_out_2,
>> clk_out_3 and blink output in tegra_pmc_init() which does direct Tegra
>> PMC access during clk_ops and these PMC register read and write access
>> will not happen when PMC is in secure mode.
>>
>> Any direct PMC register access from non-secure world will not go
>> through and all the PMC clocks and blink control are done in Tegra PMC
>> driver with PMC as clock provider.
>>
>> This patch removes tegra_pmc_clk_init along with corresponding clk ids
>> from Tegra clock driver.
>>
>> Signed-off-by: Sowjanya Komatineni <skomatineni@xxxxxxxxxx>
>> ---
>
> [snip]
>
>> @@ -1230,9 +1222,6 @@ static struct tegra_clk_init_table init_table[] __initdata = {
>
>> { TEGRA30_CLK_PLL_A, TEGRA30_CLK_CLK_MAX, 564480000, 1 },
>> { TEGRA30_CLK_PLL_A_OUT0, TEGRA30_CLK_CLK_MAX, 11289600, 1 },
>> { TEGRA30_CLK_EXTERN1, TEGRA30_CLK_PLL_A_OUT0, 0, 1 },
>
> Perhaps these clocks do not need to be always-enabled?
>
> [snip]
>
Also, EXTERN1 parent configuration should be moved to the audio
driver/device-tree as well.
Maybe it even makes sense to move the whole configuration, including
PLLA. I don't see why clk driver need to do something for the audio driver.
