linux-kernel - Re: [RESEND PATCH] arm64: dts: rockchip: Fix eMMC Data Strobe PD

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Date:   Wed,  6 Dec 2023 10:42:04 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     Sam Edwards <cfsworks@...il.com>, Rob Herring <robh+dt@...nel.org>
Cc:     Heiko Stuebner <heiko@...ech.de>,
        linux-arm-kernel@...ts.infradead.org,
        Joshua Riek <jjriek@...izon.net>,
        linux-rockchip@...ts.infradead.org,
        Sam Edwards <CFSworks@...il.com>,
        Daniel Kukieła <daniel@...iela.pl>,
        Sven Rademakers <sven.rademakers@...il.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH] arm64: dts: rockchip: Fix eMMC Data Strobe PD

On Tue, 5 Dec 2023 12:29:00 -0800, Sam Edwards wrote:
> JEDEC standard JESD84-B51 defines the eMMC Data Strobe line, which is
> currently used only in HS400 mode, as a device->host clock signal that
> "is used only in read operation. The Data Strobe is always High-Z (not
> driven by the device and pulled down by RDS) or Driven Low in write
> operation, except during CRC status response." RDS is a pull-down
> resistor specified in the 10K-100K ohm range. Thus per the standard, the
> Data Strobe is always pulled to ground (by the eMMC and/or RDS) during
> write operations.
> 
> [...]

Applied, thanks!

[1/1] arm64: dts: rockchip: Fix eMMC Data Strobe PD
      commit: 37f3d6108730713c411827ab4af764909f4dfc78

Best regards,
-- 
Heiko Stuebner <heiko@...ech.de>