From: Nishanth Menon <nm@ti.com>
To: Aswath Govindraju <a-govindraju@ti.com>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
Lokesh Vutla <lokeshvutla@ti.com>,
Kishon Vijay Abraham I <kishon@ti.com>,
Faiz Abbas <faiz_abbas@ti.com>, Tero Kristo <kristo@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 2/2] arm64: dts: ti: k3-j7200: Add support for higher speed modes in MMCSD subsystems
Date: Wed, 27 Jan 2021 09:14:31 -0600 [thread overview]
Message-ID: <20210127151431.pzqpbtumqzpqiqop@delta> (raw)
In-Reply-To: <20210127150815.16991-3-a-govindraju@ti.com>
On 20:38-20210127, 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.
> Also set respective tags in sdhci0 and remove no-1-8-v tag from sdhci1
> device tree nodes.
>
> [1] - section 12.3.6.1.1 MMCSD Features, in
> https://www.ti.com/lit/ug/spruiu1a/spruiu1a.pdf
>
> Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
> ---
>
> performance test logs using EXT4 filesystem for eMMC HS400 speed mode,
> https://pastebin.ubuntu.com/p/KFphDYXj93/
>
5.11.0-rc3-next-20210118-00004 :
a) could you make sure to post patches when you test with latest next?
b) I see 2 patches in this series, but delta seems to be 4 patches, is
there a dependency I am not aware of?
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
next prev parent reply other threads:[~2021-01-27 15:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-27 15:08 [PATCH v3 0/2] J7200: Add support for higher speed modes in MMCSD subsystems Aswath Govindraju
2021-01-27 15:08 ` [PATCH v3 1/2] dts: ti: k3-j7200-main: Add support for zeroth instance of GPIO subsystem Aswath Govindraju
2021-01-27 15:12 ` Nishanth Menon
2021-01-27 15:26 ` Aswath Govindraju
2021-01-27 15:54 ` Nishanth Menon
2021-01-28 16:21 ` Aswath Govindraju
2021-01-27 15:08 ` [PATCH v3 2/2] arm64: dts: ti: k3-j7200: Add support for higher speed modes in MMCSD subsystems Aswath Govindraju
2021-01-27 15:14 ` Nishanth Menon [this message]
2021-01-27 15:20 ` Aswath Govindraju
2021-01-27 15:54 ` Nishanth Menon
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