From: Laxman Dewangan <ldewangan@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>
Cc: Sebastian Reichel <sre@kernel.org>,
Martin Michlmayr <tbm@cyrius.com>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
Chaitanya Bandi <bandik@nvidia.com>
Subject: Re: [PATCH] power: reset: Add MAX77620 support
Date: Thu, 12 Jan 2017 23:05:05 +0530 [thread overview]
Message-ID: <5877BE49.2010008@nvidia.com> (raw)
In-Reply-To: <20170112173513.GA22794@ulmo.ba.sec>
On Thursday 12 January 2017 11:05 PM, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Thu, Jan 12, 2017 at 10:06:24PM +0530, Laxman Dewangan wrote:
>> On Thursday 12 January 2017 09:45 PM, Thierry Reding wrote:
>>>
>>> + dev_dbg(&pdev->dev, "event recorder: %#x\n", value);
>>> +
>>> + system_power_controller = power;
>>> + pm_power_off = max77620_pm_power_off;
>>> +#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
>>> + arm_pm_restart = max77620_pm_restart;
>> What if we want to reset via the Tegra and not through PMIC?
> In that case I assume we either don't have a PMIC, or we should not add
> the system-power-controller device tree property to the PMIC node. In
> the latter case this driver won't install any power off or restart
> callbacks.
We need reset from Tegra and power of from PMIC. Tegra does not support
power OFF.
WARNING: multiple messages have this Message-ID (diff)
From: Laxman Dewangan <ldewangan@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>
Cc: Sebastian Reichel <sre@kernel.org>,
Martin Michlmayr <tbm@cyrius.com>, <linux-pm@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
Chaitanya Bandi <bandik@nvidia.com>
Subject: Re: [PATCH] power: reset: Add MAX77620 support
Date: Thu, 12 Jan 2017 23:05:05 +0530 [thread overview]
Message-ID: <5877BE49.2010008@nvidia.com> (raw)
In-Reply-To: <20170112173513.GA22794@ulmo.ba.sec>
On Thursday 12 January 2017 11:05 PM, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Thu, Jan 12, 2017 at 10:06:24PM +0530, Laxman Dewangan wrote:
>> On Thursday 12 January 2017 09:45 PM, Thierry Reding wrote:
>>>
>>> + dev_dbg(&pdev->dev, "event recorder: %#x\n", value);
>>> +
>>> + system_power_controller = power;
>>> + pm_power_off = max77620_pm_power_off;
>>> +#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
>>> + arm_pm_restart = max77620_pm_restart;
>> What if we want to reset via the Tegra and not through PMIC?
> In that case I assume we either don't have a PMIC, or we should not add
> the system-power-controller device tree property to the PMIC node. In
> the latter case this driver won't install any power off or restart
> callbacks.
We need reset from Tegra and power of from PMIC. Tegra does not support
power OFF.
next prev parent reply other threads:[~2017-01-12 17:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-12 16:15 [PATCH] power: reset: Add MAX77620 support Thierry Reding
2017-01-12 16:36 ` Laxman Dewangan
2017-01-12 16:36 ` Laxman Dewangan
2017-01-12 17:35 ` Thierry Reding
2017-01-12 17:35 ` Laxman Dewangan [this message]
2017-01-12 17:35 ` Laxman Dewangan
2017-01-19 12:27 ` Thierry Reding
2017-01-13 3:44 ` Sebastian Reichel
2017-01-19 12:23 ` Thierry Reding
2017-01-19 23:00 ` Sebastian Reichel
2017-01-19 23:29 ` Guenter Roeck
2017-01-20 8:38 ` Thierry Reding
2017-01-20 17:53 ` Guenter Roeck
2017-01-29 20:02 ` Sebastian Reichel
2017-01-29 20:47 ` Guenter Roeck
2017-01-29 22:43 ` Sebastian Reichel
2017-01-20 12:44 ` Sebastian Reichel
2017-01-20 13:11 ` Thierry Reding
2017-01-20 13:47 ` Sebastian Reichel
2017-01-20 14:32 ` Guenter Roeck
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