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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

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