From: Lee Jones <lee.jones@linaro.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "Michael Walle" <michael@walle.cc>,
"Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <bgolaszewski@baylibre.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Jean Delvare" <jdelvare@suse.com>,
"Guenter Roeck" <linux@roeck-us.net>,
"Thierry Reding" <thierry.reding@gmail.com>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Wim Van Sebroeck" <wim@linux-watchdog.org>,
"Shawn Guo" <shawnguo@kernel.org>, "Li Yang" <leoyang.li@nxp.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Jason Cooper" <jason@lakedaemon.net>,
"Marc Zyngier" <maz@kernel.org>,
"Mark Brown" <broonie@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org,
linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 03/16] mfd: mfd-core: match device tree node against reg property
Date: Wed, 27 May 2020 07:53:44 +0100 [thread overview]
Message-ID: <20200527065344.GP3628@dell> (raw)
In-Reply-To: <20200526160336.GV1634618@smile.fi.intel.com>
On Tue, 26 May 2020, Andy Shevchenko wrote:
> On Tue, May 26, 2020 at 05:54:38PM +0200, Michael Walle wrote:
> > Am 2020-05-26 09:24, schrieb Lee Jones:
>
> ...
>
> > Like I said, in the long term I would like to have support for
> > different versions of the board management controller
>
> > without having to change the device tree and have device tree bindings for the
> > subdevices at the same time.
>
> But isn't device tree to describe *very specific platform* rather than *class
> of platforms*?
Yes. Device Tree describes the hardware.
If the hardware changes, so must the Device Tree.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
WARNING: multiple messages have this Message-ID (diff)
From: Lee Jones <lee.jones@linaro.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "Michael Walle" <michael@walle.cc>,
"Linus Walleij" <linus.walleij@linaro.org>,
"Bartosz Golaszewski" <bgolaszewski@baylibre.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Jean Delvare" <jdelvare@suse.com>,
"Guenter Roeck" <linux@roeck-us.net>,
"Thierry Reding" <thierry.reding@gmail.com>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Wim Van Sebroeck" <wim@linux-watchdog.org>,
"Shawn Guo" <shawnguo@kernel.org>, "Li Yang" <leoyang.li@nxp.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Jason Cooper" <jason@lakedaemon.net>,
"Marc Zyngier" <maz@kernel.org>,
"Mark Brown" <broonie@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org
Subject: Re: [PATCH v3 03/16] mfd: mfd-core: match device tree node against reg property
Date: Wed, 27 May 2020 07:53:44 +0100 [thread overview]
Message-ID: <20200527065344.GP3628@dell> (raw)
In-Reply-To: <20200526160336.GV1634618@smile.fi.intel.com>
On Tue, 26 May 2020, Andy Shevchenko wrote:
> On Tue, May 26, 2020 at 05:54:38PM +0200, Michael Walle wrote:
> > Am 2020-05-26 09:24, schrieb Lee Jones:
>
> ...
>
> > Like I said, in the long term I would like to have support for
> > different versions of the board management controller
>
> > without having to change the device tree and have device tree bindings for the
> > subdevices at the same time.
>
> But isn't device tree to describe *very specific platform* rather than *class
> of platforms*?
Yes. Device Tree describes the hardware.
If the hardware changes, so must the Device Tree.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
WARNING: multiple messages have this Message-ID (diff)
From: Lee Jones <lee.jones@linaro.org>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: linux-pwm@vger.kernel.org,
"Linus Walleij" <linus.walleij@linaro.org>,
"Thierry Reding" <thierry.reding@gmail.com>,
linux-watchdog@vger.kernel.org, "Marc Zyngier" <maz@kernel.org>,
"Bartosz Golaszewski" <bgolaszewski@baylibre.com>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Guenter Roeck" <linux@roeck-us.net>,
devicetree@vger.kernel.org, "Jean Delvare" <jdelvare@suse.com>,
"Jason Cooper" <jason@lakedaemon.net>,
linux-gpio@vger.kernel.org, "Rob Herring" <robh+dt@kernel.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Wim Van Sebroeck" <wim@linux-watchdog.org>,
linux-arm-kernel@lists.infradead.org,
linux-hwmon@vger.kernel.org,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org, "Li Yang" <leoyang.li@nxp.com>,
"Michael Walle" <michael@walle.cc>,
"Mark Brown" <broonie@kernel.org>,
"Shawn Guo" <shawnguo@kernel.org>
Subject: Re: [PATCH v3 03/16] mfd: mfd-core: match device tree node against reg property
Date: Wed, 27 May 2020 07:53:44 +0100 [thread overview]
Message-ID: <20200527065344.GP3628@dell> (raw)
In-Reply-To: <20200526160336.GV1634618@smile.fi.intel.com>
On Tue, 26 May 2020, Andy Shevchenko wrote:
> On Tue, May 26, 2020 at 05:54:38PM +0200, Michael Walle wrote:
> > Am 2020-05-26 09:24, schrieb Lee Jones:
>
> ...
>
> > Like I said, in the long term I would like to have support for
> > different versions of the board management controller
>
> > without having to change the device tree and have device tree bindings for the
> > subdevices at the same time.
>
> But isn't device tree to describe *very specific platform* rather than *class
> of platforms*?
Yes. Device Tree describes the hardware.
If the hardware changes, so must the Device Tree.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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next prev parent reply other threads:[~2020-05-27 6:53 UTC|newest]
Thread overview: 177+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-23 17:45 [PATCH v3 00/16] Add support for Kontron sl28cpld Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 01/16] include/linux/ioport.h: add helper to define REG resource constructs Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 02/16] mfd: mfd-core: Don't overwrite the dma_mask of the child device Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-28 12:45 ` Andy Shevchenko
2020-04-28 12:45 ` Andy Shevchenko
2020-04-28 12:45 ` Andy Shevchenko
2020-04-28 13:06 ` Robin Murphy
2020-04-28 13:06 ` Robin Murphy
2020-04-28 13:06 ` Robin Murphy
2020-04-28 14:29 ` Andy Shevchenko
2020-04-28 14:29 ` Andy Shevchenko
2020-04-28 14:29 ` Andy Shevchenko
2020-04-28 14:49 ` Robin Murphy
2020-04-28 14:49 ` Robin Murphy
2020-04-28 14:49 ` Robin Murphy
2020-04-28 15:25 ` Mark Brown
2020-04-28 15:25 ` Mark Brown
2020-04-28 15:25 ` Mark Brown
2020-05-14 20:45 ` Michael Walle
2020-05-14 20:45 ` Michael Walle
2020-05-14 20:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 03/16] mfd: mfd-core: match device tree node against reg property Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-29 22:18 ` Michael Walle
2020-04-29 22:18 ` Michael Walle
2020-04-29 22:18 ` Michael Walle
2020-05-15 10:28 ` Lee Jones
2020-05-15 10:28 ` Lee Jones
2020-05-15 10:28 ` Lee Jones
2020-05-25 17:36 ` Michael Walle
2020-05-25 17:36 ` Michael Walle
2020-05-25 17:36 ` Michael Walle
2020-05-26 7:24 ` Lee Jones
2020-05-26 7:24 ` Lee Jones
2020-05-26 7:24 ` Lee Jones
2020-05-26 15:54 ` Michael Walle
2020-05-26 15:54 ` Michael Walle
2020-05-26 15:54 ` Michael Walle
2020-05-26 16:03 ` Andy Shevchenko
2020-05-26 16:03 ` Andy Shevchenko
2020-05-26 16:03 ` Andy Shevchenko
2020-05-27 6:53 ` Lee Jones [this message]
2020-05-27 6:53 ` Lee Jones
2020-05-27 6:53 ` Lee Jones
2020-06-08 14:24 ` Lee Jones
2020-06-08 14:24 ` Lee Jones
2020-06-08 14:24 ` Lee Jones
2020-06-08 15:21 ` Michael Walle
2020-06-08 15:21 ` Michael Walle
2020-06-08 15:21 ` Michael Walle
2020-06-08 18:45 ` Lee Jones
2020-06-08 18:45 ` Lee Jones
2020-06-08 18:45 ` Lee Jones
2020-04-23 17:45 ` [PATCH v3 04/16] dt-bindings: mfd: Add bindings for sl28cpld Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-28 12:48 ` Andy Shevchenko
2020-04-28 12:48 ` Andy Shevchenko
2020-04-28 12:48 ` Andy Shevchenko
2020-04-28 14:39 ` Michael Walle
2020-04-28 14:39 ` Michael Walle
2020-04-28 14:39 ` Michael Walle
2020-04-28 14:49 ` Andy Shevchenko
2020-04-28 14:49 ` Andy Shevchenko
2020-04-28 14:49 ` Andy Shevchenko
2020-04-23 17:45 ` [PATCH v3 05/16] mfd: Add support for Kontron sl28cpld management controller Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-28 12:50 ` Andy Shevchenko
2020-04-28 12:50 ` Andy Shevchenko
2020-04-28 12:50 ` Andy Shevchenko
2020-04-28 14:43 ` Michael Walle
2020-04-28 14:43 ` Michael Walle
2020-04-28 14:43 ` Michael Walle
2020-04-28 14:49 ` Andy Shevchenko
2020-04-28 14:49 ` Andy Shevchenko
2020-04-28 14:49 ` Andy Shevchenko
2020-04-29 6:27 ` Lee Jones
2020-04-29 6:27 ` Lee Jones
2020-04-29 6:27 ` Lee Jones
2020-05-11 21:13 ` Rob Herring
2020-05-11 21:13 ` Rob Herring
2020-05-11 21:13 ` Rob Herring
2020-05-11 21:44 ` Michael Walle
2020-05-11 21:44 ` Michael Walle
2020-05-11 21:44 ` Michael Walle
2020-05-11 22:29 ` Michael Walle
2020-05-11 22:29 ` Michael Walle
2020-05-11 22:29 ` Michael Walle
2020-05-12 21:59 ` Rob Herring
2020-05-12 21:59 ` Rob Herring
2020-05-12 21:59 ` Rob Herring
2020-05-13 22:15 ` Michael Walle
2020-05-13 22:15 ` Michael Walle
2020-05-13 22:15 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 06/16] irqchip: add sl28cpld interrupt controller support Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-27 11:40 ` Thomas Gleixner
2020-04-27 11:40 ` Thomas Gleixner
2020-04-27 11:40 ` Thomas Gleixner
2020-04-27 17:40 ` Michael Walle
2020-04-27 17:40 ` Michael Walle
2020-04-27 17:40 ` Michael Walle
2020-04-27 17:44 ` Mark Brown
2020-04-27 17:44 ` Mark Brown
2020-04-27 17:44 ` Mark Brown
2020-04-27 18:01 ` Michael Walle
2020-04-27 18:01 ` Michael Walle
2020-04-27 18:01 ` Michael Walle
2020-04-27 18:05 ` Mark Brown
2020-04-27 18:05 ` Mark Brown
2020-04-27 18:05 ` Mark Brown
2020-04-27 19:00 ` Thomas Gleixner
2020-04-27 19:00 ` Thomas Gleixner
2020-04-27 19:00 ` Thomas Gleixner
2020-04-23 17:45 ` [PATCH v3 07/16] watchdog: add support for sl28cpld watchdog Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-25 17:02 ` Guenter Roeck
2020-04-25 17:02 ` Guenter Roeck
2020-04-23 17:45 ` [PATCH v3 08/16] pwm: add support for sl28cpld PWM controller Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-05-11 20:45 ` Rob Herring
2020-05-11 20:45 ` Rob Herring
2020-05-11 20:45 ` Rob Herring
2020-04-23 17:45 ` [PATCH v3 09/16] gpiolib: Introduce gpiochip_irqchip_add_domain() Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-27 11:42 ` Thomas Gleixner
2020-04-27 11:42 ` Thomas Gleixner
2020-04-27 11:42 ` Thomas Gleixner
2020-04-27 17:49 ` Michael Walle
2020-04-27 17:49 ` Michael Walle
2020-04-27 17:49 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 10/16] gpio: add a reusable generic gpio_chip using regmap Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-05-12 12:48 ` Bartosz Golaszewski
2020-05-12 12:48 ` Bartosz Golaszewski
2020-05-12 12:48 ` Bartosz Golaszewski
2020-05-12 14:41 ` Michael Walle
2020-05-12 14:41 ` Michael Walle
2020-05-12 14:41 ` Michael Walle
2020-05-25 9:05 ` Bartosz Golaszewski
2020-05-25 9:05 ` Bartosz Golaszewski
2020-05-25 9:05 ` Bartosz Golaszewski
2020-05-25 10:20 ` Michael Walle
2020-05-25 10:20 ` Michael Walle
2020-05-25 10:20 ` Michael Walle
2020-05-25 12:59 ` Linus Walleij
2020-05-25 12:59 ` Linus Walleij
2020-05-25 12:59 ` Linus Walleij
2020-05-25 13:25 ` Andy Shevchenko
2020-05-25 13:25 ` Andy Shevchenko
2020-05-25 13:25 ` Andy Shevchenko
2020-04-23 17:45 ` [PATCH v3 11/16] gpio: add support for the sl28cpld GPIO controller Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-27 11:45 ` Thomas Gleixner
2020-04-27 11:45 ` Thomas Gleixner
2020-04-27 11:45 ` Thomas Gleixner
2020-04-27 17:58 ` Michael Walle
2020-04-27 17:58 ` Michael Walle
2020-04-27 17:58 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 12/16] hwmon: add support for the sl28cpld hardware monitoring controller Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 13/16] arm64: dts: freescale: sl28: enable sl28cpld Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 14/16] arm64: dts: freescale: sl28: map GPIOs to input events Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 15/16] arm64: dts: freescale: sl28: enable LED support Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` [PATCH v3 16/16] arm64: dts: freescale: sl28: enable fan support Michael Walle
2020-04-23 17:45 ` Michael Walle
2020-04-23 17:45 ` Michael Walle
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