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From: Jon Hunter <jonathanh@nvidia.com>
To: Laxman Dewangan <ldewangan@nvidia.com>,
	<thierry.reding@gmail.com>, <airlied@linux.ie>,
	<swarren@wwwdotorg.org>, <gnurou@gmail.com>
Cc: <dri-devel@lists.freedesktop.org>, <linux-tegra@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V4 3/3] soc/tegra: pmc: Add support for IO pads power state and voltage
Date: Sun, 8 May 2016 13:13:56 +0100	[thread overview]
Message-ID: <572F2D84.3060505@nvidia.com> (raw)
In-Reply-To: <572CB906.3090004@nvidia.com>


On 06/05/16 16:32, Laxman Dewangan wrote:
> 
> On Friday 06 May 2016 08:07 PM, Jon Hunter wrote:
>> On 06/05/16 11:45, Laxman Dewangan wrote:
>> +
>> +    /* Last entry */
>> +    TEGRA_IO_PAD_MAX,
>> Nit should these be TEGRA_IO_PADS_xxx?
> 
> Because this was name of single pad and hence I said TEGRA_IO_PAD_XXX.

Aren't these used to set the voltage level and power state for the
entire group of IOs? Confused :-(

>>> +};
>>> +
>>> +/* tegra_io_pads_source_voltage: The voltage level of IO rails which
>>> source
>>> + *                 the IO pads.
>>> + */
>>> +enum tegra_io_pads_source_voltage {
>>> +    TEGRA_IO_PADS_SOURCE_VOLTAGE_1800000UV,
>>> +    TEGRA_IO_PADS_SOURCE_VOLTAGE_3300000UV,
>>> +};
>> Nit I wonder if we can make this shorter ...
>>
>> enum tegra_io_pads_vconf {
>>     TEGRA_IO_PADS_VCONF_1V8,
>>     TEGRA_IO_PADS_VCONF_3V3,
> 
> This looks good but for voltage and current, unit is used uV/uV across
> the system. So wanted to have same unit.

Now it is an enum does it matter? Or maybe just have ...

enum tegra_io_pads_vconf {
	TEGRA_IO_PADS_1800000UV,
	TEGRA_IO_PADS_3300000UV,
};

Cheers
Jon

  reply	other threads:[~2016-05-08 12:14 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-06 10:45 [PATCH V4 0/3] soc/tegra: Add support for IO pads power and voltage control Laxman Dewangan
2016-05-06 10:45 ` [PATCH V4 1/3] soc/tegra: pmc: Use BIT macro for register field definition Laxman Dewangan
2016-05-06 14:12   ` Jon Hunter
2016-05-06 10:45 ` [PATCH V4 2/3] soc/tegra: pmc: Correct type of variable for tegra_pmc_readl() Laxman Dewangan
2016-05-06 14:15   ` Jon Hunter
2016-05-06 10:45 ` [PATCH V4 3/3] soc/tegra: pmc: Add support for IO pads power state and voltage Laxman Dewangan
2016-05-06 14:37   ` Jon Hunter
2016-05-06 15:32     ` Laxman Dewangan
2016-05-08 12:13       ` Jon Hunter [this message]
2016-05-11 13:28         ` Laxman Dewangan
2016-05-11 15:35           ` Jon Hunter
2016-05-11 17:22             ` Laxman Dewangan
2016-05-11 19:59               ` Jon Hunter

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