From: Vladimir Murzin <vladimir.murzin-5wv7dgnIgG8@public.gmane.org>
To: Alexandre Torgue <alexandre.torgue-qxv4g6HH51o@public.gmane.org>,
Maxime Coquelin
<mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
arnd-r2nGTMty4D4@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org,
patrice.chotard-qxv4g6HH51o@public.gmane.org,
lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 2/3] ARM: configs: stm32: Enable ARM_MPU
Date: Wed, 13 Dec 2017 10:11:32 +0000 [thread overview]
Message-ID: <5d8f2c2f-ca2e-632e-bac6-29299dda724e@arm.com> (raw)
In-Reply-To: <1513101746-18030-3-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
On 12/12/17 18:02, Alexandre Torgue wrote:
> STM32 MCUs embed a Memory Protection Unit. Enabling this setting will
> allow the Kernel to configure the MPU according to devicetree.
Would it be better to "select ARM_MPU" for machines with Cortex-M7?
Vladimir
>
> Signed-off-by: Alexandre Torgue <alexandre.torgue-qxv4g6HH51o@public.gmane.org>
>
> diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
> index bb358ff..e642bdf9 100644
> --- a/arch/arm/configs/stm32_defconfig
> +++ b/arch/arm/configs/stm32_defconfig
> @@ -24,6 +24,7 @@ CONFIG_SET_MEM_PARAM=y
> CONFIG_DRAM_BASE=0x90000000
> CONFIG_FLASH_MEM_BASE=0x08000000
> CONFIG_FLASH_SIZE=0x00200000
> +CONFIG_ARM_MPU=y
> CONFIG_PREEMPT=y
> # CONFIG_ATAGS is not set
> CONFIG_ZBOOT_ROM_TEXT=0x0
>
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WARNING: multiple messages have this Message-ID (diff)
From: vladimir.murzin@arm.com (Vladimir Murzin)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/3] ARM: configs: stm32: Enable ARM_MPU
Date: Wed, 13 Dec 2017 10:11:32 +0000 [thread overview]
Message-ID: <5d8f2c2f-ca2e-632e-bac6-29299dda724e@arm.com> (raw)
In-Reply-To: <1513101746-18030-3-git-send-email-alexandre.torgue@st.com>
On 12/12/17 18:02, Alexandre Torgue wrote:
> STM32 MCUs embed a Memory Protection Unit. Enabling this setting will
> allow the Kernel to configure the MPU according to devicetree.
Would it be better to "select ARM_MPU" for machines with Cortex-M7?
Vladimir
>
> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
>
> diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
> index bb358ff..e642bdf9 100644
> --- a/arch/arm/configs/stm32_defconfig
> +++ b/arch/arm/configs/stm32_defconfig
> @@ -24,6 +24,7 @@ CONFIG_SET_MEM_PARAM=y
> CONFIG_DRAM_BASE=0x90000000
> CONFIG_FLASH_MEM_BASE=0x08000000
> CONFIG_FLASH_SIZE=0x00200000
> +CONFIG_ARM_MPU=y
> CONFIG_PREEMPT=y
> # CONFIG_ATAGS is not set
> CONFIG_ZBOOT_ROM_TEXT=0x0
>
next prev parent reply other threads:[~2017-12-13 10:11 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-12 18:02 [PATCH 0/3] Enable DMA on STM32 MCU based on cortex-M7 Alexandre Torgue
2017-12-12 18:02 ` Alexandre Torgue
[not found] ` <1513101746-18030-1-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
2017-12-12 18:02 ` [PATCH 1/3] ARM: dts: stm32: add DMA memory pool on MCU which embed a cortex-M7 Alexandre Torgue
2017-12-12 18:02 ` Alexandre Torgue
[not found] ` <1513101746-18030-2-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
2017-12-13 10:06 ` Vladimir Murzin
2017-12-13 10:06 ` Vladimir Murzin
[not found] ` <ab9a2ef4-4944-c935-af6e-12503b477879-5wv7dgnIgG8@public.gmane.org>
2017-12-13 10:28 ` Alexandre TORGUE
2017-12-13 10:28 ` Alexandre TORGUE
2017-12-13 12:50 ` Alexandre TORGUE
2017-12-13 12:50 ` Alexandre TORGUE
2017-12-12 18:02 ` [PATCH 2/3] ARM: configs: stm32: Enable ARM_MPU Alexandre Torgue
2017-12-12 18:02 ` Alexandre Torgue
[not found] ` <1513101746-18030-3-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
2017-12-13 10:11 ` Vladimir Murzin [this message]
2017-12-13 10:11 ` Vladimir Murzin
2018-02-27 17:11 ` Alexandre Torgue
2018-02-27 17:11 ` Alexandre Torgue
2017-12-12 18:02 ` [PATCH 3/3] ARM: dts: stm32: enable dma on MCU which embed a cortex-M7 Alexandre Torgue
2017-12-12 18:02 ` Alexandre Torgue
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