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author | Oleksij Rempel <o.rempel@pengutronix.de> | 2018-07-03 09:12:47 +0200 |
---|---|---|
committer | Shawn Guo <shawnguo@kernel.org> | 2018-07-03 15:17:57 +0800 |
commit | 1a1f919eb52ea1e63e135a478c5762b3d8b0935b (patch) | |
tree | d0334d345730c3c7b6dc685fa1cbbf4e322ed2f0 | |
parent | d082852f40de5cf55a7a689bf582fced39f5443e (diff) | |
download | linux-1a1f919eb52ea1e63e135a478c5762b3d8b0935b.tar.bz2 |
ARM: imx: Provide support for NXP i.MX7D Cortex-M4
Cortex M4 part can be started from a boot loader or over
Linux remoteproc framework.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r-- | arch/arm/mach-imx/Kconfig | 33 | ||||
-rw-r--r-- | arch/arm/mach-imx/Makefile | 3 | ||||
-rw-r--r-- | arch/arm/mach-imx/mach-imx7d-cm4.c | 18 |
3 files changed, 41 insertions, 13 deletions
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 6f4232384774..abc337111eff 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -523,18 +523,6 @@ config SOC_IMX6UL help This enables support for Freescale i.MX6 UltraLite processor. -config SOC_IMX7D - bool "i.MX7 Dual support" - select PINCTRL_IMX7D - select ARM_GIC - select HAVE_ARM_ARCH_TIMER - select HAVE_IMX_ANATOP - select HAVE_IMX_MMDC - select HAVE_IMX_SRC - select IMX_GPCV2 - help - This enables support for Freescale i.MX7 Dual processor. - config SOC_LS1021A bool "Freescale LS1021A support" select ARM_GIC @@ -549,6 +537,27 @@ comment "Cortex-A/Cortex-M asymmetric multiprocessing platforms" if ARCH_MULTI_V7 || ARM_SINGLE_ARMV7M +config SOC_IMX7D_CA7 + bool + select ARM_GIC + select HAVE_ARM_ARCH_TIMER + select HAVE_IMX_ANATOP + select HAVE_IMX_MMDC + select HAVE_IMX_SRC + select IMX_GPCV2 + +config SOC_IMX7D_CM4 + bool + select ARMV7M_SYSTICK + +config SOC_IMX7D + bool "i.MX7 Dual support" + select PINCTRL_IMX7D + select SOC_IMX7D_CA7 if ARCH_MULTI_V7 + select SOC_IMX7D_CM4 if ARM_SINGLE_ARMV7M + help + This enables support for Freescale i.MX7 Dual 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 127fdf3ff600..146ebf97b7eb 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -81,7 +81,8 @@ obj-$(CONFIG_SOC_IMX6SL) += mach-imx6sl.o obj-$(CONFIG_SOC_IMX6SLL) += mach-imx6sl.o obj-$(CONFIG_SOC_IMX6SX) += mach-imx6sx.o obj-$(CONFIG_SOC_IMX6UL) += mach-imx6ul.o -obj-$(CONFIG_SOC_IMX7D) += mach-imx7d.o +obj-$(CONFIG_SOC_IMX7D_CA7) += mach-imx7d.o +obj-$(CONFIG_SOC_IMX7D_CM4) += mach-imx7d-cm4.o ifeq ($(CONFIG_SUSPEND),y) AFLAGS_suspend-imx6.o :=-Wa,-march=armv7-a diff --git a/arch/arm/mach-imx/mach-imx7d-cm4.c b/arch/arm/mach-imx/mach-imx7d-cm4.c new file mode 100644 index 000000000000..0800b5891d2a --- /dev/null +++ b/arch/arm/mach-imx/mach-imx7d-cm4.c @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018 Pengutronix, Oleksij Rempel <o.rempel@pengutronix.de> + */ + +#include <linux/kernel.h> +#include <asm/v7m.h> +#include <asm/mach/arch.h> + +static const char * const imx7d_cm4_dt_compat[] __initconst = { + "fsl,imx7d-cm4", + NULL, +}; + +DT_MACHINE_START(IMX7D, "Freescale i.MX7 Dual Cortex-M4 (Device Tree)") + .dt_compat = imx7d_cm4_dt_compat, + .restart = armv7m_restart, +MACHINE_END |