Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-08-02 Thread Timo Sigurdsson
Hi Stefan, you didn't include me in your answer, hence the late reply... Stefan Monnier schrieb am 29.07.2015 02:02: IMHO for a common maximum opp that's a good approach. But for the lowest frequency setting, it would seem more logical to me, to raise the voltage to a point where all boards

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Timo Sigurdsson
Hi, Hans de Goede schrieb am 27.07.2015 14:43: I've a simular patch here: https://github.com/jwrdegoede/linux-sunxi/commit/6a30b7d5be6012b81e5e1439a444e41c0ac1afc1 I did not submit this upstream yet as it is part of a series to enable the otg controller on the bananapi which needs

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Timo Sigurdsson
Hi, Chen-Yu Tsai schrieb am 27.07.2015 15:14: ChenYu (in the CC), since you did most of the original work here, do you know why we have an op at 0.9 volt, but none of our boards allow the voltage to go that low in the regulator settings ? I'm on vacation now, so apologies for the bad

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Hans de Goede
Hi, On 07/28/2015 02:49 PM, Maxime Ripard wrote: Hi, On Mon, Jul 27, 2015 at 02:43:20PM +0200, Hans de Goede wrote: Hi, On 27-07-15 14:09, public_tim...@silentcreek.de wrote: Hi, Hans de Goede schrieb am 27.07.2015 10:07: I've a simular patch here:

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Timo Sigurdsson
Hi, Maxime Ripard schrieb am 28.07.2015 14:49: I don't feel like holding patches that were posted before you did because you did them some time ago and never submitted them is reasonnable and / or encouraging for new submitters of patches. I'd really like to get more sunxi-people

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Timo Sigurdsson
Hi, Maxime Ripard schrieb am 28.07.2015 14:55: IMHO for a common maximum opp that's a good approach. But for the lowest frequency setting, it would seem more logical to me, to raise the voltage to a point where all boards will run fine with them, unless those boards cannot handle the

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-28 Thread Hans de Goede
Hi, On 07/28/2015 05:09 PM, Timo Sigurdsson wrote: Hi, Hans de Goede schrieb am 28.07.2015 16:24: I've no problem with Timo submitting a cleaned up version of his patch and you taking that instead. I just wanted to point out that I do have a similar patch pending. Ok, I will do that. It

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread public_timo . s
Hi, Hans de Goede schrieb am 27.07.2015 10:07: I've a simular patch here: https://github.com/jwrdegoede/linux-sunxi/commit/6a30b7d5be6012b81e5e1439a444e41c0ac1afc1 I did not submit this upstream yet as it is part of a series to enable the otg controller on the bananapi which needs

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread Hans de Goede
Hi, On 27-07-15 14:09, public_tim...@silentcreek.de wrote: Hi, Hans de Goede schrieb am 27.07.2015 10:07: I've a simular patch here: https://github.com/jwrdegoede/linux-sunxi/commit/6a30b7d5be6012b81e5e1439a444e41c0ac1afc1 I did not submit this upstream yet as it is part of a series to

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread Chen-Yu Tsai
2015年7月27日 下午8:54於 Hans de Goede hdego...@redhat.com寫道: Hi, On 27-07-15 14:36, public_tim...@silentcreek.de wrote: Hi again, one more thing... Hans de Goede schrieb am 27.07.2015 10:07: IMHO we should just stick with the standard operating points unless we know that there are

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread Hans de Goede
Hi, On 27-07-15 14:36, public_tim...@silentcreek.de wrote: Hi again, one more thing... Hans de Goede schrieb am 27.07.2015 10:07: IMHO we should just stick with the standard operating points unless we know that there are stability issues with them (such as e.g. on the A10 OlinuxIno Lime).

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread public_timo . s
Hi again, one more thing... Hans de Goede schrieb am 27.07.2015 10:07: IMHO we should just stick with the standard operating points unless we know that there are stability issues with them (such as e.g. on the A10 OlinuxIno Lime). If we stick to the standard operating points, shouldn't we

Re: [linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-27 Thread Hans de Goede
Hi, On 27-07-15 03:28, Timo Sigurdsson wrote: sun7i-a20-bananapi.dts doesn't contain regulator nodes for the AXP209 PMU driver, so add them to allow for voltage-scaling with cpufreq-dt. With the regulators enabled, we can define board-specific operating points. The defined CPU voltages are more

[linux-sunxi] [RFC] ARM: dts: sunxi: Add regulators and board-specific operating points for LeMaker BananaPi

2015-07-26 Thread Timo Sigurdsson
sun7i-a20-bananapi.dts doesn't contain regulator nodes for the AXP209 PMU driver, so add them to allow for voltage-scaling with cpufreq-dt. With the regulators enabled, we can define board-specific operating points. The defined CPU voltages are more conservative (based on the values used by the