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From: Enric Balletbo i Serra <enric.balletbo@collabora.com>
To: Hsin-Yi Wang <hsinyi@chromium.org>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: Nicolas Boichat <drinkcat@chromium.org>,
	weiyi.lu@mediatek.com, lkml <linux-kernel@vger.kernel.org>,
	Fabien Parent <fparent@baylibre.com>,
	Matthias Brugger <mbrugger@suse.com>,
	"moderated list:ARM/Mediatek SoC support"
	<linux-mediatek@lists.infradead.org>,
	Collabora Kernel ML <kernel@collabora.com>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 11/12] soc: mediatek: pm-domains: Add support for mt8183
Date: Fri, 25 Sep 2020 10:21:23 +0200
Message-ID: <2a52c8e7-59db-9ed9-dd35-fc74738c152d@collabora.com> (raw)
In-Reply-To: <CAJMQK-jFwToRxBdVgtHT3wJ970M0NYGu3kLtkGRBDKMMNOHkJw@mail.gmail.com>

Hi Hsin-Yi and Matthias,

Hsin-Yi, many thanks to provide the register names.

On 25/9/20 9:37, Hsin-Yi Wang wrote:
> On Wed, Sep 16, 2020 at 8:19 PM Matthias Brugger <matthias.bgg@gmail.com> wrote:
>>
>>
>>
>> On 16/09/2020 11:46, Matthias Brugger wrote:
>>>
>>>
>>> On 10/09/2020 19:28, Enric Balletbo i Serra wrote:
>>>> From: Matthias Brugger <mbrugger@suse.com>
>>>>
>>>> Add the needed board data to support mt8183 SoC.
>>>>
>>>> Signed-off-by: Matthias Brugger <mbrugger@suse.com>
>>>> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
>>>> ---
>>>>
>>>>   drivers/soc/mediatek/mtk-pm-domains.c | 162 ++++++++++++++++++++++++++
>>>>   include/linux/soc/mediatek/infracfg.h |  28 +++++
>>>>   2 files changed, 190 insertions(+)
>>>>
>>>> diff --git a/drivers/soc/mediatek/mtk-pm-domains.c
>>>> b/drivers/soc/mediatek/mtk-pm-domains.c
>>>> index 29e88adc8ea6..aa434f616fee 100644
>>>> --- a/drivers/soc/mediatek/mtk-pm-domains.c
>>>> +++ b/drivers/soc/mediatek/mtk-pm-domains.c
>>> [...]
>>>> +/*
>>>> + * MT8183 power domain support
>>>> + */
>>>> +static const struct scpsys_domain_data scpsys_domain_data_mt8183[] = {
>>>> +    [MT8183_POWER_DOMAIN_AUDIO] = {
>>>> +        .sta_mask = PWR_STATUS_AUDIO,
>>>> +        .ctl_offs = 0x0314,
>>>> +        .sram_pdn_bits = GENMASK(11, 8),
>>>> +        .sram_pdn_ack_bits = GENMASK(15, 12),
>>>> +    },
>>>> +    [MT8183_POWER_DOMAIN_CONN] = {
>>>> +        .sta_mask = PWR_STATUS_CONN,
>>>> +        .ctl_offs = 0x032c,
>>>> +        .sram_pdn_bits = 0,
>>>> +        .sram_pdn_ack_bits = 0,
>>>> +        .bp_infracfg = {
>>>> +            BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_CONN, 0x2a0, 0x2a4, 0x228),
>>>
>>> We have repeating values triplets for set, clear and status register in infracfg
>>> and SMI.
>>>
>>> Weiyi can you help to get names to this registers? I wasn't able to find
>>> anything in the datasheet.
>>
>> I think for the infracfg part I figured it out:
>>
>> #define INFRA_TOPAXI_PROTECTEN_SET      0x2a0
>> #define INFRA_TOPAXI_PROTECTEN_CLR      0x2a4
>> #define INFRA_TOPAXI_PROTECTEN_STA1     0x228
>>
>> #define INFRA_TOPAXI_PROTECTEN_1_SET    0x2a8
>> #define INFRA_TOPAXI_PROTECTEN_1_CLR    0x2ac
>> #define INFRA_TOPAXI_PROTECTEN_STA1_1   0x258
>>
>> #define INFRA_TOPAXI_PROTECTEN_MCU_SET  0x2d4
>> #define INFRA_TOPAXI_PROTECTEN_MCU_CLR  0x2d8
>> #define INFRA_TOPAXI_PROTECTEN_MM_STA1  0x2ec
>>

I think this is SoC specific, right? So, I should add the MT8183_ prefix.

>> Weiyi, can you still provide the register names for the SMI?
>>
>> Thanks in advance!
>> Matthias
>>
> Hi Matthias,
> 
> SMI names are
> #define SMI_COMMON_CLAMP_EN 0x3c0
> #define SMI_COMMON_CLAMP_EN_SET 0x3c4
> #define SMI_COMMON_CLAMP_EN_CLR 0x3c8
> 

The same here, this is specific for MT8183, right?

Thanks,
  Enric

> Thanks
> 

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Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-10 17:28 [PATCH 00/12] soc: mediatek: pm-domains: Add new driver for SCPSYS power domains controller Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 01/12] dt-bindings: power: Add bindings for the Mediatek " Enric Balletbo i Serra
2020-09-11 23:02   ` Rob Herring
2020-09-14  8:59     ` Matthias Brugger
2020-09-14  9:49       ` Enric Balletbo i Serra
2020-09-22 22:36       ` Rob Herring
2020-09-23 16:12         ` Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 02/12] soc: mediatek: Add MediaTek SCPSYS power domains Enric Balletbo i Serra
2020-09-25 10:25   ` Weiyi Lu
2020-09-25 10:43     ` Matthias Brugger
2020-09-10 17:28 ` [PATCH 03/12] arm64: dts: mediatek: Add mt8173 power domain controller Enric Balletbo i Serra
2020-09-18 20:20   ` Fabien Parent
2020-09-18 20:50     ` Enric Balletbo Serra
2020-09-10 17:28 ` [PATCH 04/12] soc: mediatek: pm-domains: Add bus protection protocol Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 05/12] soc: mediatek: pm_domains: Make bus protection generic Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 06/12] soc: mediatek: pm-domains: Add SMI block as bus protection block Enric Balletbo i Serra
2020-09-25 10:45   ` Weiyi Lu
2020-09-25 11:01     ` Matthias Brugger
2020-09-10 17:28 ` [PATCH 07/12] soc: mediatek: pm-domains: Add extra sram control Enric Balletbo i Serra
2020-09-10 18:27   ` Matthias Brugger
2020-10-26 15:16     ` Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 08/12] soc: mediatek: pm-domains: Add subsystem clocks Enric Balletbo i Serra
2020-09-25 10:55   ` Weiyi Lu
2020-09-25 12:20     ` Matthias Brugger
2020-09-10 17:28 ` [PATCH 09/12] soc: mediatek: pm-domains: Allow bus protection to ignore clear ack Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 10/12] dt-bindings: power: Add MT8183 power domains Enric Balletbo i Serra
2020-09-10 17:28 ` [PATCH 11/12] soc: mediatek: pm-domains: Add support for mt8183 Enric Balletbo i Serra
2020-09-16  9:46   ` Matthias Brugger
2020-09-16 12:19     ` Matthias Brugger
2020-09-25  7:37       ` Hsin-Yi Wang
2020-09-25  8:21         ` Enric Balletbo i Serra [this message]
2020-09-25  9:07           ` Matthias Brugger
2020-09-10 17:28 ` [PATCH 12/12] arm64: dts: mediatek: Add mt8183 power domains controller Enric Balletbo i Serra
2020-09-25 10:06 ` [PATCH 00/12] soc: mediatek: pm-domains: Add new driver for SCPSYS " Weiyi Lu
2020-09-25 14:04   ` Matthias Brugger
2020-10-06  6:53     ` Weiyi Lu
2020-10-09 12:50       ` Matthias Brugger
2020-10-09 13:57         ` Enric Balletbo i Serra

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