[PATCH v3 01/13] ARM: imx: add initial support for i.MXRT10xx family
From: Jesse Taube <hidden>
Date: 2021-11-25 21:17:12
Also in:
linux-clk, linux-devicetree, linux-gpio, linux-mmc, linux-serial, lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
From: Giulio Benetti <giulio.benetti@benettiengineering.com> 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 <redacted> [Jesse: removed SOC_IMXRT's 'depends on ARCH_MULTI_V7' and 'select ARM_GIC if ARCH_MULTI_V7'] --- V1->V2: * Remove depends ARCH_MULTI_V7 * Remove select PINCTRL_IMXRT * Change commit description V2->V3: * Nothing done --- arch/arm/mach-imx/Kconfig | 7 +++++++ arch/arm/mach-imx/Makefile | 2 ++ arch/arm/mach-imx/mach-imxrt.c | 19 +++++++++++++++++++ 3 files changed, 28 insertions(+) create mode 100644 arch/arm/mach-imx/mach-imxrt.c
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index b407b024dde3..5ad3a8b9b4b6 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig@@ -239,6 +239,13 @@ 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
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index d1506ef7a537..3b1145722a44 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile@@ -65,6 +65,8 @@ 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
diff --git a/arch/arm/mach-imx/mach-imxrt.c b/arch/arm/mach-imx/mach-imxrt.c
new file mode 100644
index 000000000000..2063a3059c84
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imxrt.c@@ -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
--
2.34.0
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