From: Tony Lindgren <tony@atomide.com>
To: "H. Nikolaus Schaller" <hns@goldelico.com>
Cc: "Benoît Cousson" <bcousson@baylibre.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Russell King" <linux@armlinux.org.uk>,
linux-omap@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel@pyra-handheld.com
Subject: Re: [PATCH v3] dts: omap5: board-common: fix wrong SMPS6 (VDD-DDR3) voltage
Date: Mon, 14 Nov 2016 13:17:15 -0800 [thread overview]
Message-ID: <20161114211714.GV7138@atomide.com> (raw)
In-Reply-To: <9718ff02c1c863e97bf1247009db8292fcff7d8d.1479124514.git.hns@goldelico.com>
* H. Nikolaus Schaller <hns@goldelico.com> [161114 03:55]:
> DDR3L is usually specified as
>
> JEDEC standard 1.35V(1.28V~1.45V) & 1.5V(1.425V~1.575V)
>
> Therefore setting smps6 regulator to 1.2V is definitively below
> minimum. It appears that real world chips are more forgiving than
> data sheets indicate, but let's set the regulator right.
>
> Note: a board that uses other voltages (DDR with 1.5V) can
> overwrite by referencing &smps6_reg.
Applying into omap-for-v4.9/fixes thanks.
Tony
prev parent reply other threads:[~2016-11-14 21:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-14 11:55 [PATCH v3] dts: omap5: board-common: fix wrong SMPS6 (VDD-DDR3) voltage H. Nikolaus Schaller
2016-11-14 21:17 ` Tony Lindgren [this message]
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