linux-kernel - Re: [PATCH v2 0/2] fix rk3066a based boards hang when cpufreq changes

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Message-ID: <1825501.4ZfleL6hBQ@phil>
Date:	Mon, 18 Jan 2016 00:16:50 +0100
From:	Heiko Stuebner <heiko@...ech.de>
To:	Andy Yan <andy.yan@...k-chips.com>
Cc:	naobsd@...il.com, robh+dt@...nel.org, linux@....linux.org.uk,
	devicetree@...r.kernel.org, galak@...eaurora.org,
	linux-kernel@...r.kernel.org, ijc+devicetree@...lion.org.uk,
	linux-rockchip@...ts.infradead.org, pawel.moll@....com,
	mark.rutland@....com, inux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 0/2] fix rk3066a based boards hang when cpufreq changes

Hi Andy,

Am Freitag, 15. Januar 2016, 21:23:43 schrieb Andy Yan:
> I found the rayeager board always hang in the system boot
> process or when cpufreq change. When check the BSP code[0]
> from ChipSpark, I found the current vdd_arm voltage is too
> low and so is the vdd_logic voltage, which should be modulated
> by PWM3.
> 
> So I increase the vdd_arm voltage and enabled pwm3 as a pwm
> regulator here.

applied both to my dts32 branch for 4.6

Thanks
Heiko