devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Linus Walleij <linus.walleij@linaro.org>
To: Ludovic Barre <ludovic.Barre@st.com>
Cc: Russell King <linux@armlinux.org.uk>,
	Rob Herring <robh+dt@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>
Subject: Re: [PATCH 1/6] ARM: stm32: prepare stm32 family to welcome armv7 architecture
Date: Mon, 11 Dec 2017 11:25:09 +0100	[thread overview]
Message-ID: <CACRpkdaKZk5N9F=_nYSzKWyXgW4xQ9Ltft7-UNM+a-nOpqq2xg@mail.gmail.com> (raw)
In-Reply-To: <1512742277-28205-2-git-send-email-ludovic.Barre@st.com>

On Fri, Dec 8, 2017 at 3:11 PM, Ludovic Barre <ludovic.Barre@st.com> wrote:

> From: Ludovic Barre <ludovic.barre@st.com>
>
> This patch prepares the STM32 machine for the integration of Cortex-A
> based microprocessor (MPU), on top of the existing Cortex-M
> microcontroller family (MCU). Since both MCUs and MPUs are sharing
> common hardware blocks we can keep using ARCH_STM32 flag for most of
> them. If a hardware block is specific to one family we can use either
> ARCH_STM32_MCU or ARCH_STM32_MPU flag.
>
> Signed-off-by: Ludovic Barre <ludovic.barre@st.com>

So yesterdays application processors are todays MCU processors.

I said this on a lecture for control systems a while back and
stated it as a reason I think RTOSes are not really seeing a bright
future compared to Linux.

It happened quicker than I thought though, interesting.

Yours,
Linus Walleij

  reply	other threads:[~2017-12-11 10:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-08 14:11 [PATCH 0/6] ARM: stm32: add initial STM32MPU support Ludovic Barre
     [not found] ` <1512742277-28205-1-git-send-email-ludovic.Barre-qxv4g6HH51o@public.gmane.org>
2017-12-08 14:11   ` [PATCH 1/6] ARM: stm32: prepare stm32 family to welcome armv7 architecture Ludovic Barre
2017-12-11 10:25     ` Linus Walleij [this message]
     [not found]       ` <CACRpkdaKZk5N9F=_nYSzKWyXgW4xQ9Ltft7-UNM+a-nOpqq2xg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-12-11 13:40         ` Arnd Bergmann
2017-12-11 14:22           ` Ludovic BARRE
2017-12-12 11:03           ` afzal mohammed
2017-12-12 13:32             ` Ludovic BARRE
2017-12-08 14:11   ` [PATCH 2/6] ARM: stm32: add initial support for STM32MP157 Ludovic Barre
2017-12-12 23:24     ` Rob Herring
2017-12-13  9:02       ` Ludovic BARRE
2017-12-08 14:11   ` [PATCH 4/6] ARM: configs: multi_v7: add stm32 support Ludovic Barre
2017-12-08 14:11   ` [PATCH 6/6] ARM: dts: stm32: add initial support of stm32mp157c eval board Ludovic Barre
2017-12-08 14:41   ` [PATCH 0/6] ARM: stm32: add initial STM32MPU support Neil Armstrong
2017-12-08 14:11 ` [PATCH 3/6] pinctrl: stm32: Add STM32MP157 MPU support Ludovic Barre
     [not found]   ` <1512742277-28205-4-git-send-email-ludovic.Barre-qxv4g6HH51o@public.gmane.org>
2017-12-12 23:25     ` Rob Herring
2017-12-08 14:11 ` [PATCH 5/6] ARM: dts: stm32: add stm32mp157c initial support Ludovic Barre

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CACRpkdaKZk5N9F=_nYSzKWyXgW4xQ9Ltft7-UNM+a-nOpqq2xg@mail.gmail.com' \
    --to=linus.walleij@linaro.org \
    --cc=alexandre.torgue@st.com \
    --cc=arnd@arndb.de \
    --cc=devicetree@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=ludovic.Barre@st.com \
    --cc=mcoquelin.stm32@gmail.com \
    --cc=robh+dt@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).