linux-kernel - Re: [PATCH] arm64: dts: rockchip: remove 408MHz operating point from px30

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Message-ID: <4318673.vLX1ueDYfg@phil>
Date:   Mon, 18 Nov 2019 01:58:36 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     linux-rockchip@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        christoph.muellner@...obroma-systems.com,
        kever.yang@...k-chips.com, cl@...k-chips.com
Subject: Re: [PATCH] arm64: dts: rockchip: remove 408MHz operating point from px30

Am Samstag, 16. November 2019, 10:52:20 CET schrieb Heiko Stuebner:
> From: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
> 
> It looks like the px30 is running unstable at this 408MHz operating point.
> This shows in stalled threads and other big numbers of kernel exception.
> 
> At 600MHz and above it instead works stable and as expected. As the 408MHz
> point doesn't even decrease the voltage compared to 600MHz, just drop this
> 408MHz operating point for now.
> 
> Signed-off-by: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>

applied