linux-kernel - Re: [PATCH v6 3/3] arm64: dts: ti: k3-j7200: Add support for higher speed modes and update delay select values for MMCSD subsystems

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Date:   Mon, 22 Mar 2021 18:43:21 +0530
From:   Aswath Govindraju <a-govindraju@...com>
To:     Nishanth Menon <nm@...com>
CC:     Vignesh Raghavendra <vigneshr@...com>,
        Lokesh Vutla <lokeshvutla@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 3/3] arm64: dts: ti: k3-j7200: Add support for higher
 speed modes and update delay select values for MMCSD subsystems

Hi Nishanth,

On 22/03/21 5:53 pm, Nishanth Menon wrote:
> On 09:14-20210319, Aswath Govindraju wrote:
>> The following speed modes are now supported in J7200 SoC,
>> - HS200 and HS400 modes at 1.8 V card voltage, in MMCSD0 subsystem [1].
>> - UHS-I speed modes in MMCSD1 subsystem [1].
>>
>> Add support for UHS-I modes by adding voltage regulator device tree nodes
>> and corresponding pinmux details, to power cycle and voltage switch cards.
>> Set respective tags in sdhci0 and remove no-1-8-v tag from sdhci1
>> device tree nodes.
>>
>> Also update the delay values for various speed modes supported, based on
>> the revised january 2021 J7200 datasheet[2].
>>
>> [1] - section 12.3.6.1.1 MMCSD Features, in
>>       https://www.ti.com/lit/ug/spruiu1a/spruiu1a.pdf,
>>       (SPRUIU1A – JULY 2020 – REVISED JANUARY 2021)
>>
>> [2] - https://www.ti.com/lit/ds/symlink/dra821u.pdf,
>>       (SPRSP57B – APRIL 2020 – REVISED JANUARY 2021)
>>
>> Signed-off-by: Aswath Govindraju <a-govindraju@...com>
>> ---
> [...]
> 
>> +
>> +	vdd_sd_dv_pins_default: vdd_sd_dv_pins_default {
> 
> 	Nope. Use:
> 		vdd_sd_dv_pins_default: vdd-sd-dv-pins-default
> 

Corrected this in the respin(v7).

Thanks,
Aswath