On Thu, 17 Dec 2020 at 19:07, Dmitry Osipenko wrote:
>
> NVIDIA Tegra SoCs have multiple power domains, each domain corresponds
> to an external SoC power rail. Core power domain covers vast majority of
> hardware blocks within a Tegra SoC. The voltage of a power domain should
> be set to a value
On 23-12-20, 23:37, Dmitry Osipenko wrote:
> 23.12.2020 08:57, Viresh Kumar пишет:
> > What's wrong with getting the regulator in the driver as well ? Apart from
> > the
> > OPP core ?
>
> The voltage syncing should be done for each consumer regulator
> individually [1].
>
> Secondly, regulator
23.12.2020 23:37, Dmitry Osipenko пишет:
> 23.12.2020 08:57, Viresh Kumar пишет:
>> On 22-12-20, 22:39, Dmitry Osipenko wrote:
>>> 22.12.2020 22:21, Dmitry Osipenko пишет:
>> +if (IS_ERR(opp)) {
>> +dev_err(>dev, "failed to find OPP for level %u:
>> %pe\n",
24.12.2020 09:51, Viresh Kumar пишет:
> On 23-12-20, 23:37, Dmitry Osipenko wrote:
>> 23.12.2020 08:57, Viresh Kumar пишет:
>>> What's wrong with getting the regulator in the driver as well ? Apart from
>>> the
>>> OPP core ?
>>
>> The voltage syncing should be done for each consumer regulator
>>
23.12.2020 08:57, Viresh Kumar пишет:
> On 22-12-20, 22:39, Dmitry Osipenko wrote:
>> 22.12.2020 22:21, Dmitry Osipenko пишет:
> + if (IS_ERR(opp)) {
> + dev_err(>dev, "failed to find OPP for level %u: %pe\n",
> + level, opp);
> + return
22.12.2020 22:21, Dmitry Osipenko пишет:
>>> + if (IS_ERR(opp)) {
>>> + dev_err(>dev, "failed to find OPP for level %u: %pe\n",
>>> + level, opp);
>>> + return PTR_ERR(opp);
>>> + }
>>> +
>>> + err = dev_pm_opp_set_voltage(>dev, opp);
>> IIUC, you
On 22-12-20, 22:39, Dmitry Osipenko wrote:
> 22.12.2020 22:21, Dmitry Osipenko пишет:
> >>> + if (IS_ERR(opp)) {
> >>> + dev_err(>dev, "failed to find OPP for level %u: %pe\n",
> >>> + level, opp);
> >>> + return PTR_ERR(opp);
> >>> + }
> >>> +
> >>> + err =
22.12.2020 09:40, Viresh Kumar пишет:
> On 17-12-20, 21:06, Dmitry Osipenko wrote:
>> +++ b/drivers/soc/tegra/core-power-domain.c
>> @@ -0,0 +1,125 @@
>> +// SPDX-License-Identifier: GPL-2.0+
>> +/*
>> + * NVIDIA Tegra SoC Core Power Domain Driver
>> + */
>> +
>> +#include
>> +#include
>>
On 17-12-20, 21:06, Dmitry Osipenko wrote:
> +++ b/drivers/soc/tegra/core-power-domain.c
> @@ -0,0 +1,125 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * NVIDIA Tegra SoC Core Power Domain Driver
> + */
> +
> +#include
> +#include
> +#include
> +#include
> +#include
> +
> +#include
>
