From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: Re: [PATCH v3 0/6] enable I2C devices behind I2C bus on Gen2 Date: Fri, 30 Oct 2015 18:54:50 +0000 Message-ID: <20151030185450.GM4058@x1> References: <1444213129-29793-1-git-send-email-andriy.shevchenko@linux.intel.com> <1445439954.22669.38.camel@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <1445439954.22669.38.camel@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org To: Andy Shevchenko Cc: linux-acpi@vger.kernel.org, linux-i2c@vger.kernel.org, Wolfram Sang , "Rafael J . Wysocki" , Mika Westerberg , "Puustinen, Ismo" , "Pandruvada, Srinivas" , linux-kernel@vger.kernel.org List-Id: linux-acpi@vger.kernel.org On Wed, 21 Oct 2015, Andy Shevchenko wrote: > On Wed, 2015-10-07 at 13:18 +0300, Andy Shevchenko wrote: > > There is a board in the wild, i.e. Intel Galileo Gen2, that has ACP= I > > enumerated > > devices behind I2C bus. >=20 > Lee, since Wolfram is going to apply patches 1 and 5, how could we > proceed with the rest? Patches are indeed build independent, though > they are unified by enabling logically piece-by-piece. It would be > great if you think you may apply them to your v4.4 queue. So we're just waiting for Thierry's Ack now, right? > > This patch series dedicated to enable those devices. Meanwhile it > > also changes > > I2C core to cope with ACPI 6.0 specification (patch 1). > >=20 > > The MFD framework is also updated to cope with interesting > > implementation of > > the cell descriptions under ACPI MFD (patch 2). > >=20 > > The patches 5 and 6 are pretty independent and could be applied > > ahead, though > > they don't make much sense without previous ones. > >=20 > > Srinivas, it would be nice to see your tag (ideally Tested-by) to b= e > > sure we > > don't break ISH stuff. > >=20 > > Since it touches multiple subsystems someone needs to create an > > immutable > > branch. I don't actually know whose subsystem better here. Wolfram? > >=20 > > Tested on the actual Intel Galileo Gen2 by Ismo (gpio expanders) an= d > > me (at24). > >=20 > > Changelog v3: > > - append ACKs from Rafael (from ACPI angle) > > - drop upstreamed patches (GPIO pca953x) > >=20 > > Changelog v2: > > - append tags > > - re-make patch 3 (suggested by Lee) > > - improve patch 8 (suggested by Thierry) > >=20 > > Andy Shevchenko (5): > > =C2=A0 mfd: core: redo ACPI matching of the children devices > > =C2=A0 mfd: intel_quark_i2c_gpio: load gpio driver first > > =C2=A0 mfd: intel_quark_i2c_gpio: support devices behind i2c bus > > =C2=A0 at24: enable ACPI device found on Galileo Gen2 > > =C2=A0 pwm-pca9685: enable ACPI device found on Galileo Gen2 > >=20 > > Mika Westerberg (1): > > =C2=A0 i2c / ACPI: Rework I2C device scanning > >=20 > > =C2=A0Documentation/acpi/enumeration.txt | 11 +++-- > > =C2=A0drivers/i2c/i2c-core.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0| 82 +++++++++++++++++++++++++++= - > > ---------- > > =C2=A0drivers/mfd/intel_quark_i2c_gpio.c | 33 ++++++++++----- > > =C2=A0drivers/mfd/mfd-core.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0| 52 ++++++++++++++++-------- > > =C2=A0drivers/misc/eeprom/at24.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0| 22 ++++++++-- > > =C2=A0drivers/pwm/Kconfig=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0|=C2=A0=C2=A02 +- > > =C2=A0drivers/pwm/pwm-pca9685.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0| 20 ++++++++-- > > =C2=A0include/linux/mfd/core.h=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0| 10 ++++- > > =C2=A08 files changed, 170 insertions(+), 62 deletions(-) > >=20 >=20 --=20 Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org =E2=94=82 Open source software for ARM SoCs =46ollow Linaro: Facebook | Twitter | Blog