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SubjectRe: [PATCH] platform/x86: pmc_atom: Add Lex 3I380D industrial PC to critclk_systems DMI table
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Hi,

On 06-05-19 14:38, Andy Shevchenko wrote:
> On Mon, Apr 29, 2019 at 6:01 PM Hans de Goede <hdegoede@redhat.com> wrote:
>>
>> The Lex 3I380D industrial PC has 4 ethernet controllers on board
>> which need pmc_plt_clk0 - 3 to function, add it to the critclk_systems
>> DMI table, so that drivers/clk/x86/clk-pmc-atom.c will mark the clocks
>> as CLK_CRITICAL and they will not get turned off.
>>
>
> Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> supposedly to go via CLK tree.
>
> P.S. If you want it through PDx86, I need immutable branch / tag from CLK.

Stephen added the patches this depends on to his fixes branch, so they
are in the 5.1 / Torvald's master branch, since we are now in the 5.2 merge
window, you should be able to cleanly apply this directly.

Regards,

Hans


>
>> Fixes: 648e921888ad ("clk: x86: Stop marking clocks as CLK_IS_CRITICAL")
>> Reported-and-tested-by: Semyon Verchenko <semverchenko@factor-ts.ru>
>> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
>> ---
>> drivers/platform/x86/pmc_atom.c | 9 +++++++++
>> 1 file changed, 9 insertions(+)
>>
>> diff --git a/drivers/platform/x86/pmc_atom.c b/drivers/platform/x86/pmc_atom.c
>> index 3a635ea09b8a..2910845b7cdd 100644
>> --- a/drivers/platform/x86/pmc_atom.c
>> +++ b/drivers/platform/x86/pmc_atom.c
>> @@ -407,12 +407,21 @@ static int pmc_dbgfs_register(struct pmc_dev *pmc)
>> */
>> static const struct dmi_system_id critclk_systems[] = {
>> {
>> + /* pmc_plt_clk0 is used for an external HSIC USB HUB */
>> .ident = "MPL CEC1x",
>> .matches = {
>> DMI_MATCH(DMI_SYS_VENDOR, "MPL AG"),
>> DMI_MATCH(DMI_PRODUCT_NAME, "CEC10 Family"),
>> },
>> },
>> + {
>> + /* pmc_plt_clk0 - 3 are used for the 4 ethernet controllers */
>> + .ident = "Lex 3I380D",
>> + .matches = {
>> + DMI_MATCH(DMI_SYS_VENDOR, "Lex BayTrail"),
>> + DMI_MATCH(DMI_PRODUCT_NAME, "3I380D"),
>> + },
>> + },
>> { /*sentinel*/ }
>> };
>>
>> --
>> 2.21.0
>>
>
>

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