g>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: RE: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>Hi,
>
>>-Original Message-
>>From: Ulf Hansson
>>Sent: Tuesday, O
l.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>On Fri, 9 Oct 2020 at 19:50, Zulkifli, Muhammad Husaini
> wrote:
>>
>> Hi,
&g
[...]
> >> >> >> The SDcard for Keem Bay SOC does not have its own voltage regulator.
> >> >> >> There are 2 places to control the voltage.
> >> >> >> 1) By setting the AON register calling system-level platform
> >> >> >> management
> >> >> >layer (SMC)
> >> >> >>to set the I/O pads voltage
l.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>On Fri, 9 Oct 2020 at 19:50, Zulkifli, Muhammad Husaini
> wrote:
>>
>> Hi,
&g
chenko, Andriy
> >; linux-...@vger.kernel.org; Linux ARM
> >; Linux Kernel Mailing List >ker...@vger.kernel.org>; Raja Subramanian, Lakshmi Bai
> >; Wan Mohamad, Wan Ahmad
> >Zainie ; Arnd Bergmann
> >
> >Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan
o, Andriy
>; linux-...@vger.kernel.org; Linux ARM
>; Linux Kernel Mailing List ker...@vger.kernel.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: RE: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
&g
l.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>On Thu, 8 Oct 2020 at 19:21, Zulkifli, Muhammad Husaini
> wrote:
>>
>> Hi,
&g
t;>> Hi,
>>>>
>>>>> -Original Message-
>>>>> From: Ulf Hansson
>>>>> Sent: Thursday, October 8, 2020 5:28 PM
>>>>> To: Zulkifli, Muhammad Husaini
>>>>> Cc: Hunter, Adrian ; Michal Simek
>>>>> ;
chenko, Andriy
> >; linux-...@vger.kernel.org; Linux ARM
> >; Linux Kernel Mailing List >ker...@vger.kernel.org>; Raja Subramanian, Lakshmi Bai
> >; Wan Mohamad, Wan Ahmad
> >Zainie ; Arnd Bergmann
> >
> >Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan
l.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>On Thu, 8 Oct 2020 at 12:54, Zulkifli, Muhammad Husaini
> wrote:
>>
>> Hi,
&g
chenko, Andriy
> >; linux-...@vger.kernel.org; Linux ARM
> >; Linux Kernel Mailing List >ker...@vger.kernel.org>; Raja Subramanian, Lakshmi Bai
> >; Wan Mohamad, Wan Ahmad
> >Zainie ; Arnd Bergmann
> >
> >Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-aras
On Thu, 8 Oct 2020 at 12:58, Adrian Hunter wrote:
>
> On 8/10/20 12:27 pm, Ulf Hansson wrote:
> > On Thu, 8 Oct 2020 at 04:12, wrote:
> >>
> >> From: Muhammad Husaini Zulkifli
> >>
> >> Voltage switching sequence is needed to support UHS-1 interface.
> >> There are 2 places to control the
On 8/10/20 12:27 pm, Ulf Hansson wrote:
> On Thu, 8 Oct 2020 at 04:12, wrote:
>>
>> From: Muhammad Husaini Zulkifli
>>
>> Voltage switching sequence is needed to support UHS-1 interface.
>> There are 2 places to control the voltage.
>> 1) By setting the AON register using firmware driver calling
l.org>; Raja Subramanian, Lakshmi Bai
>; Wan Mohamad, Wan Ahmad
>Zainie ; Arnd Bergmann
>
>Subject: Re: [PATCH v4 4/4] mmc: sdhci-of-arasan: Enable UHS-1 support for
>Keem Bay SOC
>
>On Thu, 8 Oct 2020 at 04:12, wrote:
>>
>> From: Muhammad Husaini Zulkifli
>>
On Thu, 8 Oct 2020 at 04:12, wrote:
>
> From: Muhammad Husaini Zulkifli
>
> Voltage switching sequence is needed to support UHS-1 interface.
> There are 2 places to control the voltage.
> 1) By setting the AON register using firmware driver calling
> system-level platform management layer (SMC)
On 08. 10. 20 4:09, muhammad.husaini.zulki...@intel.com wrote:
> From: Muhammad Husaini Zulkifli
>
> Voltage switching sequence is needed to support UHS-1 interface.
> There are 2 places to control the voltage.
> 1) By setting the AON register using firmware driver calling
> system-level
From: Muhammad Husaini Zulkifli
Voltage switching sequence is needed to support UHS-1 interface.
There are 2 places to control the voltage.
1) By setting the AON register using firmware driver calling
system-level platform management layer (SMC) to set the register.
2) By controlling the GPIO
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