[PATCH v16 3/7] soc: mediatek: SVS: introduce MTK SVS engine
AngeloGioacchino Del Regno
angelogioacchino.delregno at collabora.com
Fri Dec 24 01:34:46 PST 2021
Il 24/12/21 10:27, Roger Lu ha scritto:
> Hi AngeloGioacchino,
>
> Sorry for the late reply and thanks for all the advices.
>
> On Thu, 2021-10-21 at 10:46 +0200, AngeloGioacchino Del Regno wrote:
>> Il 28/04/21 08:54, Roger Lu ha scritto:
>>> The Smart Voltage Scaling(SVS) engine is a piece of hardware
>>> which calculates suitable SVS bank voltages to OPP voltage table.
>>> Then, DVFS driver could apply those SVS bank voltages to PMIC/Buck
>>> when receiving OPP_EVENT_ADJUST_VOLTAGE.
>>>
>>> Signed-off-by: Roger Lu <roger.lu at mediatek.com>
>>> ---
>>> drivers/soc/mediatek/Kconfig | 10 +
>>> drivers/soc/mediatek/Makefile | 1 +
>>> drivers/soc/mediatek/mtk-svs.c | 1723 ++++++++++++++++++++++++++++++++
>>> 3 files changed, 1734 insertions(+)
>>> create mode 100644 drivers/soc/mediatek/mtk-svs.c
>
> [snip]
>
>>> +/* svs bank common setting */
>>> +#define SVSB_DET_CLK_EN BIT(31)
>>> +#define SVSB_TZONE_HIGH_TEMP_MAX U32_MAX
>>> +#define SVSB_RUNCONFIG_DEFAULT 0x80000000
>>> +#define SVSB_DC_SIGNED_BIT 0x8000
>>> +#define SVSB_INTEN_INIT0x 0x00005f01
>>> +#define SVSB_INTEN_MONVOPEN 0x00ff0000
>>> +#define SVSB_EN_OFF 0x0
>>> +#define SVSB_EN_MASK 0x7
>>> +#define SVSB_EN_INIT01 0x1
>>> +#define SVSB_EN_INIT02 0x5
>>> +#define SVSB_EN_MON 0x2
>>> +#define SVSB_INTSTS_MONVOP 0x00ff0000
>>> +#define SVSB_INTSTS_COMPLETE 0x1
>>> +#define SVSB_INTSTS_CLEAN 0x00ffffff
>>> +
>>> +static DEFINE_SPINLOCK(mtk_svs_lock);
>>> +
>>> +/*
>>
>> Thanks for using kernel-doc!! However, to be proper, this has to be
>> /**
>> * ..........
>
> Oh okay. Thanks. I will use /** to add multi-line comments. However, I checked
> kernel doc-guide and it uses indent as below. So, I'll follow it. If I'm doing
> it wrong, please correct me. Thanks a lot.
> https://www.kernel.org/doc/html/latest/doc-guide/kernel-doc.html
>
> /**
> * .........
>
You're welcome! By the way, yes, the indentation is as shown on the documentation.
Regards,
- Angelo
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