Re: [linux-sunxi] [PATCH 2/4] power: add axp20x-battery driver

On Tue, 5 Jul 2016 11:25:10 +0200 Maxime Ripard wrote: > On Tue, Jul 05, 2016 at 04:33:31PM +0800, Icenowy Zheng wrote: > > > > > > 05.07.2016, 13:26, "Michael Haas" : > > > Hi, > > > > > > nice work! Is this in any way related to Bruno Prémonts driver for the > > >

Re: [linux-sunxi] [PATCH 2/4] power: add axp20x-battery driver

On Tue, 05 Jul 2016 16:47:38 +0800 Icenowy Zheng wrote: > I read the datasheet of axp20x, and then found that this driver does > not support backup RTC battery. > (But maybe backup battery do not need a driver -- at least on IBM PC > it has no driver) A driver is needed to enable/disable the RTC

Re: [linux-sunxi] Charger/battery driver for axp20x being worked on?

Hello Michael, On Thu, 31 Mar 2016 08:41:57 +0200 Michael Haas wrote: > Hello, > > (adding Bruno to CC) Thanks for CCing, as I currently catch up with mailing list rather sporadically! > On 03/31/2016 08:24 AM, Chen-Yu Tsai wrote: > >> > >> Is anyone working on that? If not, I'll get started.

[linux-sunxi] Re: [PATCH WIP] AXP20x drivers for RTC-battery, AC and Li-Ion battery

-08-15 22:11, Bruno Prémont wrote: This is all my changes to port my original driver on top of Hans' work. Before anything of this can be merged a few steps are still needed: - split big patch in a series - rtc/ac supplies: document DT bindings - battery driver: implement missing parts

[linux-sunxi] [PATCH WIP] AXP20x drivers for RTC-battery, AC and Li-Ion battery

) += wm831x_power.o diff --git a/drivers/power/axp20x_ac_power.c b/drivers/power/axp20x_ac_power.c index e69de29..d8ecde6 100644 --- a/drivers/power/axp20x_ac_power.c +++ b/drivers/power/axp20x_ac_power.c @@ -0,0 +1,203 @@ +/* + * AXP20x PMIC AC power driver + * + * Copyright 2014-2015 Bruno Prémont bonb

[linux-sunxi] Re: [PATCH v3 resend 1/2] mfd: axp20x: Add missing registers, and mark more registers volatile

On Sat, 1 Aug 2015 09:25:17 Hans de Goede hdego...@redhat.com wrote: From: Bruno Prémont bonb...@linux-vserver.org Add an extra set of registers which is necessary tu support the PMICs battery charger function, and mark registers which contain status bits, gpio status, and adc readings

Re: [linux-sunxi] [PATCH 6/8] ARM: dts: axp209: Add usb_power_supply child node to the ax209 node

On Fri, 31 Jul 2015 14:14:28 +0800 Chen-Yu Tsai wrote: On Fri, Jul 31, 2015 at 1:51 PM, Bruno Prémont wrote: Hi ChenYu, On Fri, 31 Jul 2015 13:31:53 +0800 Chen-Yu Tsai wrote: Hi Hans, On Wed, Jun 10, 2015 at 5:37 AM, Hans de Goede wrote: Add a node representing the usb power supply

Re: [linux-sunxi] [PATCH 6/8] ARM: dts: axp209: Add usb_power_supply child node to the ax209 node

Hi ChenYu, On Fri, 31 Jul 2015 13:31:53 +0800 Chen-Yu Tsai wrote: Hi Hans, On Wed, Jun 10, 2015 at 5:37 AM, Hans de Goede hdego...@redhat.com wrote: Add a node representing the usb power supply part of the axp209 pmic, note that the usb power supply and the (to be added later) ac power

[linux-sunxi] Re: [PATCH v3 4/4] power: Add an axp20x-usb-power driver

devicetree nodes can reference the right power-supply, and thus each one will get its own mfd-cell / platform_device and platform-driver. Cc: Bruno Prémont bonb...@linux-vserver.org Acked-by: Lee Jones lee.jo...@linaro.org Signed-off-by: Bruno Prémont bonb...@linux-vserver.org Signed

Re: [linux-sunxi] Re: sunxi-mali and FRAMEBUFFER issues

Hi Simo, On Wed, 18 Feb 2015 07:15:22 +0200 Siarhei Siamashka wrote: On Wed, 18 Feb 2015 07:08:42 +0200 Siarhei Siamashka wrote: On Fri, 13 Feb 2015 09:04:48 -0800 (PST) Simo Xefil wrote: There are surely plenty of ways to clear the framebuffer. And you can also even make a copy of the old

Re: [linux-sunxi] Reported battery percentage lower than it should be

On Tue, 13 January 2015 Dave McLaughlin davemclaughli...@gmail.com wrote: I am running Android sunxi-linux 3.4 and on boot up, with battery power only, I see the following in the debug output. [0.148] boot1 version : 2.0.0 [0.149] script installed early ok [0.149] pmu type = 3 [0.253] bat

Re: [linux-sunxi] Re: Is it possible to select kernel on boot ?

Hi, On Fri, 19 December 2014 nilsnu...@gmail.com wrote: I use lilo on x86/64 PC from 2002. Why it doesnt work on allwinner ? What is the problem ? I want try mainline kernel, is it possible to select kernel on boot ? Something similar to lilo\grub. Lilo has its core bootloader part

Re: [linux-sunxi] Cubietruck, gmac freezing TCP connections when at gigabit speed

On Sat, 08 November 2014 Bruno Prémont wrote: Since I have my Cubietruck, be it with 3.4 kernels or with mainline kernels I've been experiencing unstable TCP connections. The symptoms are stalling connections (usually SSH connections to the Cubietruck) that have nearly no chance

Re: [linux-sunxi] Cubietruck, u-boot-2014.10, SATA drive power cut during boot

Hi Hans, On Mon, 10 November 2014 Hans de Goede wrote: On 11/08/2014 08:34 PM, Bruno Prémont wrote: Since updating my cubietruck to u-boot-2014.10 the SATA hard drive connected to it performs emergency head parking around the time uboot hands over control to kernel (or kernel is booting

[linux-sunxi] Re: [RFC Patch 1/4] mfd: AXP20x: Add power supply bindings documentation

Hi Ezaul, On Tue, 04 November 2014 Ezaul Zillmer ezaulzill...@gmail.com wrote: Cubieboard2 + Kernel 3.18-rc3 [ 15.955655] axp20x-regulator axp20x-regulator: regulators node not found [ 15.962580] LDO1: 1300 mV [ 15.965732] LDO2: at 3000 mV [ 15.969120] LDO3: at 2275 mV [

[linux-sunxi] Re: [RFC Patch 1/4] mfd: AXP20x: Add power supply bindings documentation

Hi Maxime, On Tue, 21 October 2014 Maxime Ripard maxime.rip...@free-electrons.com wrote: On Tue, Oct 21, 2014 at 06:09:16PM +0200, Bruno Prémont wrote: On Tue, 21 October 2014 Lee Jones lee.jo...@linaro.org wrote: On Mon, 20 Oct 2014, Bruno Prémont wrote: --- Note: the OCV values

[linux-sunxi] Re: [RFC Patch 2/4] mfd: AXP20x: Add power supply sub-driver

On Thu, 23 October 2014 Edgar Toernig fro...@gmx.de wrote: + getnstimeofday(ts); + /* only query hardware if our data is stale */ + spin_lock(devdata-lock); + if (!init !(ts.tv_sec devdata-next_check.tv_sec || + ts.tv_nsec devdata-next_check.tv_sec)) { +

[linux-sunxi] Re: [RFC Patch 1/4] mfd: AXP20x: Add power supply bindings documentation

Hi Maxime, On Tue, 04 November 2014 Maxime Ripard maxime.rip...@free-electrons.com wrote: On Mon, Nov 03, 2014 at 09:02:44PM +0100, Bruno Prémont wrote: Doing something like this?: --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts

[linux-sunxi] [RFC Patch 2/4] mfd: AXP20x: Add power supply sub-driver

for X-Powers AXP20x PMICs + * + * Copyright 2014 Bruno Prémont bonb...@linux-vserver.org + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + * + * This program is distributed

[linux-sunxi] [RFC Patch 0/4] mfd: AXP20x: Add power supply sub-driver

This series adds a power-supply driver to cover backup/RTC battery charger, VBUS/OTG power in, AC power in and battery charger features supported by AXP20x PMIC. The DT bindings documentation patch depends on the following patch from Carlo Caione:

[linux-sunxi] [RFC Patch 4/4] mfd: AXP20x: Add backup battery DTS entry for Cubietruck

--- arch/arm/boot/dts/sun7i-a20-cubietruck.dts |4 + 1 files changed, 2 insertions(+), 0 deletion(-) diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts index a6c1a3c..efb65fb 100644 --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts +++

Re: [linux-sunxi] [PATCHv2 3.4 4/4] sunxi: axp20x: Calculate moving average for ACIN voltage/current/power

Hey Olliver, For mainline I wrote a driver for the power supply part some time ago and posted it here (it's referenced from the mainlining page on the WIKI). It covers ACIN, BATTERY and VBUS power supplies with both current and voltage measurements. For battery it could also provide temperature

[linux-sunxi] Re: [Patch RFC] mfd: AXP20x: add power_supply driver

Hello, On Fri, 3 Oct 2014 04:55:22 -0700 (PDT) Markus Rathgeb wrote: Thank you for your work! Is there a git repository the changes could be found (to simplify merging / cherry-picking)? Is there some progress to get that mainline? I've been waiting for some feed-back from sunxi community

Re: [linux-sunxi] Battery charge status not consistent

On Fri, 19 September 2014 Dave McLaughlin davemclaughli...@gmail.com wrote: With an A20 board I have found that if I power up with external DC connected, the battery shows the correct charge percentage. If I run on batter and make sure it never sleeps (through the app I am developing) it

Re: [linux-sunxi] Battery charge status not consistent

voltage for one of the first readings by AXP. Those pmu_bat_para* values are used under the name of OCV (which I understand as open-circuit-voltage in their context). Bruno Dave... On Saturday, 20 September 2014 16:09:35 UTC+7, Bruno Prémont wrote: What are the battery voltage

Re: [linux-sunxi] [Tool] AXP20x register decoding utility

subdrivers (e.g. pek input driver, power_supply drivers, regulators, ...). Bruno On Mon, Aug 4, 2014 at 4:20 PM, Bruno Prémont bonb...@linux-vserver.org wrote: Hi, Attached code is a little program to decode AXP20x registers and present their values in a readable way. By default it looks

[linux-sunxi] [Tool] AXP20x register decoding utility

Hi, Attached code is a little program to decode AXP20x registers and present their values in a readable way. By default it looks for AXP20x mfd driver's regmap in sysfs. Not all registers are being decoded yet (missing are e.g. GPIOs). Some undocumented registers are mentioned (e.g. OCV values,

[linux-sunxi] [Patch RFC] mfd: AXP20x: add power_supply driver

driver for X-Powers AXP20x PMICs + * + * Copyright 2014 Bruno Prémont bonb...@linux-vserver.org + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + * + * This program