From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: Keerthy <j-keerthy-l0cyMroinI0@public.gmane.org>
Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
t-kristo-l0cyMroinI0@public.gmane.org
Subject: Re: [PATCH v2] ARM: dts: AM43XX: Remove min and max voltage values for dcdc3
Date: Tue, 6 Jun 2017 00:32:07 -0700 [thread overview]
Message-ID: <20170606073207.GV3730@atomide.com> (raw)
In-Reply-To: <1496395441-29526-1-git-send-email-j-keerthy-l0cyMroinI0@public.gmane.org>
* Keerthy <j-keerthy-l0cyMroinI0@public.gmane.org> [170602 02:27]:
> dcdc3 supplies to DDR on AM43x series. When we set both
> min and max values to the same value. The regulator framework
> sets that particular voltage. This is bad as we are changing
> the ddr voltage when executing from ddr. Hence remove the min and
> max values. The ddr supply voltage shall be set from bootloader
> when not executing from ddr and not while executing from kernel.
>
> The previous discussion can be found here:
>
> http://www.spinics.net/lists/devicetree/msg56399.html
>
> Signed-off-by: Keerthy <j-keerthy-l0cyMroinI0@public.gmane.org>
Applying into omap-for-v4.13/dt thanks.
Tony
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WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: dts: AM43XX: Remove min and max voltage values for dcdc3
Date: Tue, 6 Jun 2017 00:32:07 -0700 [thread overview]
Message-ID: <20170606073207.GV3730@atomide.com> (raw)
In-Reply-To: <1496395441-29526-1-git-send-email-j-keerthy@ti.com>
* Keerthy <j-keerthy@ti.com> [170602 02:27]:
> dcdc3 supplies to DDR on AM43x series. When we set both
> min and max values to the same value. The regulator framework
> sets that particular voltage. This is bad as we are changing
> the ddr voltage when executing from ddr. Hence remove the min and
> max values. The ddr supply voltage shall be set from bootloader
> when not executing from ddr and not while executing from kernel.
>
> The previous discussion can be found here:
>
> http://www.spinics.net/lists/devicetree/msg56399.html
>
> Signed-off-by: Keerthy <j-keerthy@ti.com>
Applying into omap-for-v4.13/dt thanks.
Tony
WARNING: multiple messages have this Message-ID (diff)
From: Tony Lindgren <tony@atomide.com>
To: Keerthy <j-keerthy@ti.com>
Cc: robh+dt@kernel.org, linux-omap@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, t-kristo@ti.com
Subject: Re: [PATCH v2] ARM: dts: AM43XX: Remove min and max voltage values for dcdc3
Date: Tue, 6 Jun 2017 00:32:07 -0700 [thread overview]
Message-ID: <20170606073207.GV3730@atomide.com> (raw)
In-Reply-To: <1496395441-29526-1-git-send-email-j-keerthy@ti.com>
* Keerthy <j-keerthy@ti.com> [170602 02:27]:
> dcdc3 supplies to DDR on AM43x series. When we set both
> min and max values to the same value. The regulator framework
> sets that particular voltage. This is bad as we are changing
> the ddr voltage when executing from ddr. Hence remove the min and
> max values. The ddr supply voltage shall be set from bootloader
> when not executing from ddr and not while executing from kernel.
>
> The previous discussion can be found here:
>
> http://www.spinics.net/lists/devicetree/msg56399.html
>
> Signed-off-by: Keerthy <j-keerthy@ti.com>
Applying into omap-for-v4.13/dt thanks.
Tony
next prev parent reply other threads:[~2017-06-06 7:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-02 9:24 [PATCH v2] ARM: dts: AM43XX: Remove min and max voltage values for dcdc3 Keerthy
2017-06-02 9:24 ` Keerthy
2017-06-02 9:24 ` Keerthy
[not found] ` <1496395441-29526-1-git-send-email-j-keerthy-l0cyMroinI0@public.gmane.org>
2017-06-06 7:32 ` Tony Lindgren [this message]
2017-06-06 7:32 ` Tony Lindgren
2017-06-06 7:32 ` Tony Lindgren
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