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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Message-ID: <20210322122321.tpvvhr2jqao7rgjd@tingle>
Date:   Mon, 22 Mar 2021 07:23:21 -0500
From:   Nishanth Menon <nm@...com>
To:     Aswath Govindraju <a-govindraju@...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

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

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D