From: Heiko Stuebner <heiko@sntech.de>
To: Soeren Moch <smoch@web.de>
Cc: linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/3] arm64: dts: rockchip: fix RockPro64 vdd-log regulator settings
Date: Fri, 04 Oct 2019 22:04:11 +0200 [thread overview]
Message-ID: <3200327.mLoWUYiBOS@phil> (raw)
In-Reply-To: <20191003215036.15023-1-smoch@web.de>
Am Donnerstag, 3. Oktober 2019, 23:50:34 CEST schrieb Soeren Moch:
> The RockPro64 schematic [1] page 18 states a min voltage of 0.8V and a
> max voltage of 1.4V for the VDD_LOG pwm regulator. However, there is an
> additional note that the pwm parameter needs to be modified.
> From the schematics a voltage range of 0.8V to 1.7V can be calculated.
> Additional voltage measurements on the board show that this fix indeed
> leads to the correct voltage, while without this fix the voltage was set
> too high.
>
> [1] http://files.pine64.org/doc/rockpro64/rockpro64_v21-SCH.pdf
>
> Fixes: e4f3fb490967 ("arm64: dts: rockchip: add initial dts support for Rockpro64")
> Signed-off-by: Soeren Moch <smoch@web.de>
applied as fix for 5.4
Thanks for going that extra mile with all the calculations and measurements
Heiko
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prev parent reply other threads:[~2019-10-04 20:04 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-03 21:50 [PATCH 1/3] arm64: dts: rockchip: fix RockPro64 vdd-log regulator settings Soeren Moch
2019-10-03 21:50 ` [PATCH 2/3] arm64: dts: rockchip: fix RockPro64 sdhci settings Soeren Moch
2019-10-04 20:05 ` Heiko Stuebner
2019-10-03 21:50 ` [PATCH 3/3] arm64: dts: rockchip: fix RockPro64 sdmmc settings Soeren Moch
2019-10-04 0:01 ` Robin Murphy
2019-10-04 0:53 ` Soeren Moch
2019-10-04 2:13 ` [PATCH 3/3] arm64: dts: rockchip: fix RockPro64 sdmmc settings【请注意，邮件由linux-rockchip-bounces+shawn.lin=rock-chips.com@lists.infradead.org代发】 Shawn Lin
2019-10-04 3:39 ` Soeren Moch
2019-10-04 14:20 ` Robin Murphy
2019-10-04 14:42 ` Jonas Karlman
2019-10-04 15:33 ` Shawn Lin
2019-10-04 17:24 ` Sören Moch
2019-10-04 20:15 ` Soeren Moch
2019-10-04 20:18 ` Heiko Stuebner
2019-10-04 20:39 ` Sören Moch
2019-10-11 8:22 ` Jonas Karlman
2019-10-11 11:40 ` [PATCH 3/3] arm64: dts: rockchip: fix RockPro64 sdmmc settings Soeren Moch
2019-10-11 13:00 ` Robin Murphy
2019-10-11 14:16 ` Soeren Moch
2019-10-12 4:09 ` Shawn Lin
2019-10-12 12:45 ` Soeren Moch
2019-10-04 16:39 ` [PATCH 3/3] arm64: dts: rockchip: fix RockPro64 sdmmc settings【请注意，邮件由linux-rockchip-bounces+shawn.lin=rock-chips.com@lists.infradead.org代发】 Soeren Moch
2019-10-04 20:04 ` Heiko Stuebner [this message]
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