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ARM: imx: Add initial support for i.MXRT10xx family

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The i.MXRT10xx family of processors features NXP's implementation of the
Arm Cortex-M7 core and in some case the Arm Cortex-M4 core too.

This patch aims to add an initial support for imxrt.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>
[Jesse: removed SOC_IMXRT's 'depends on ARCH_MULTI_V7' and 'select
ARM_GIC if ARCH_MULTI_V7']
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Giulio Benetti 2022-01-11 16:54:09 -05:00 committed by Shawn Guo
parent e783362eb5
commit ed2e8e0ad5
3 changed files with 28 additions and 0 deletions
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7
arch/arm/mach-imx/Kconfig
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@ -227,6 +227,13 @@ config SOC_IMX7ULP
help
This enables support for Freescale i.MX7 Ultra Low Power processor.
config SOC_IMXRT
bool "i.MXRT support"
depends on ARM_SINGLE_ARMV7M
select ARMV7M_SYSTICK if ARM_SINGLE_ARMV7M
help
This enables support for Freescale i.MXRT Crossover processor.
config SOC_VF610
bool "Vybrid Family VF610 support"
select ARM_GIC if ARCH_MULTI_V7

2
arch/arm/mach-imx/Makefile
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@ -63,6 +63,8 @@ obj-$(CONFIG_SOC_IMX50) += mach-imx50.o
obj-$(CONFIG_SOC_IMX51) += mach-imx51.o
obj-$(CONFIG_SOC_IMX53) += mach-imx53.o
obj-$(CONFIG_SOC_IMXRT) += mach-imxrt.o
obj-$(CONFIG_SOC_VF610) += mach-vf610.o
obj-$(CONFIG_SOC_LS1021A) += mach-ls1021a.o

19
arch/arm/mach-imx/mach-imxrt.c Normal file
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@ -0,0 +1,19 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019
* Author(s): Giulio Benetti <giulio.benetti@benettiengineering.com>
*/
#include <linux/kernel.h>
#include <asm/mach/arch.h>
#include <asm/v7m.h>
static const char *const imxrt_compat[] __initconst = {
"fsl,imxrt1050",
NULL
};
DT_MACHINE_START(IMXRTDT, "IMXRT (Device Tree Support)")
.dt_compat = imxrt_compat,
.restart = armv7m_restart,
MACHINE_END