linux-kernel - Re: [PATCH 05/46] ARM: pxa: split up mach/hardware.h

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Date:   Mon, 28 Oct 2019 02:18:24 -0700
From:   Stephen Boyd <sboyd@...nel.org>
To:     Arnd Bergmann <arnd@...db.de>, Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Arnd Bergmann <arnd@...db.de>,
        Michael Turquette <mturquette@...libre.com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Dominik Brodowski <linux@...inikbrodowski.net>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Mark Brown <broonie@...nel.org>, linux-clk@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-input@...r.kernel.org,
        linux-leds@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-mtd@...ts.infradead.org, linux-rtc@...r.kernel.org,
        linux-usb@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-fbdev@...r.kernel.org, linux-watchdog@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: Re: [PATCH 05/46] ARM: pxa: split up mach/hardware.h

Quoting Arnd Bergmann (2019-10-18 08:41:20)
> The mach/hardware.h is included in lots of places, and it provides
> three different things on pxa:
> 
> - the cpu_is_pxa* macros
> - an indirect inclusion of mach/addr-map.h
> - the __REG() and io_pv2() helper macros
> 
> Split it up into separate <linux/soc/pxa/cpu.h> and mach/pxa-regs.h
> headers, then change all the files that use mach/hardware.h to
> include the exact set of those three headers that they actually
> need, allowing for further more targeted cleanup.
> 
> linux/soc/pxa/cpu.h can remain permanently exported and is now in
> a global location along with similar headers. pxa-regs.h and
> addr-map.h are only used in a very small number of drivers now
> and can be moved to arch/arm/mach-pxa/ directly when those drivers
> are to pass the necessary data as resources.
> 
> Cc: Michael Turquette <mturquette@...libre.com>
> Cc: Stephen Boyd <sboyd@...nel.org>
> Cc: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
> Cc: Jacek Anaszewski <jacek.anaszewski@...il.com>
> Cc: Pavel Machek <pavel@....cz>
> Cc: Ulf Hansson <ulf.hansson@...aro.org>
> Cc: Dominik Brodowski <linux@...inikbrodowski.net>
> Cc: Alexandre Belloni <alexandre.belloni@...tlin.com>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Mark Brown <broonie@...nel.org>
> Cc: linux-clk@...r.kernel.org
> Cc: linux-pm@...r.kernel.org
> Cc: linux-input@...r.kernel.org
> Cc: linux-leds@...r.kernel.org
> Cc: linux-mmc@...r.kernel.org
> Cc: linux-mtd@...ts.infradead.org
> Cc: linux-rtc@...r.kernel.org
> Cc: linux-usb@...r.kernel.org
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-fbdev@...r.kernel.org
> Cc: linux-watchdog@...r.kernel.org
> Cc: alsa-devel@...a-project.org
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---

Acked-by: Stephen Boyd <sboyd@...nel.org>