Hi Giulio,
Add i.IMXRT family basic support.
Signed-off-by: Giulio Benetti giulio.benetti@benettiengineering.com
V1->V2:
- introduced CONFIG_IMXRT
arch/arm/Kconfig | 10 ++++++ arch/arm/Makefile | 4 +-- arch/arm/include/asm/arch-imxrt/clock.h | 10 ++++++ arch/arm/include/asm/arch-imxrt/gpio.h | 19 +++++++++++ arch/arm/include/asm/arch-imxrt/imx-regs.h | 20 ++++++++++++ arch/arm/include/asm/arch-imxrt/imxrt.h | 11 +++++++ arch/arm/include/asm/arch-imxrt/sys_proto.h | 11 +++++++ arch/arm/mach-imx/Makefile | 3 +- arch/arm/mach-imx/imxrt/Kconfig | 13 ++++++++ arch/arm/mach-imx/imxrt/Makefile | 7 +++++ arch/arm/mach-imx/imxrt/soc.c | 35 +++++++++++++++++++++ 11 files changed, 140 insertions(+), 3 deletions(-) create mode 100644 arch/arm/include/asm/arch-imxrt/clock.h create mode 100644 arch/arm/include/asm/arch-imxrt/gpio.h create mode 100644 arch/arm/include/asm/arch-imxrt/imx-regs.h create mode 100644 arch/arm/include/asm/arch-imxrt/imxrt.h create mode 100644 arch/arm/include/asm/arch-imxrt/sys_proto.h create mode 100644 arch/arm/mach-imx/imxrt/Kconfig create mode 100644 arch/arm/mach-imx/imxrt/Makefile create mode 100644 arch/arm/mach-imx/imxrt/soc.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 76365ef313..4c7d04400a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -797,6 +797,14 @@ config ARCH_IMX8M select SUPPORT_SPL imply CMD_DM
+config ARCH_IMXRT
- bool "NXP i.MXRT platform"
- select CPU_V7M
- select DM
- select DM_SERIAL
- select SUPPORT_SPL
- imply CMD_DM
config ARCH_MX23 bool "NXP i.MX23 family" select CPU_ARM926EJS @@ -1722,6 +1730,8 @@ source "arch/arm/mach-imx/imx8/Kconfig"
source "arch/arm/mach-imx/imx8m/Kconfig"
+source "arch/arm/mach-imx/imxrt/Kconfig"
source "arch/arm/mach-imx/mxs/Kconfig"
source "arch/arm/mach-omap2/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 856f2d8608..1e60a9fdd4 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -104,11 +104,11 @@ libs-y += arch/arm/cpu/ libs-y += arch/arm/lib/
ifeq ($(CONFIG_SPL_BUILD),y) -ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx5 mx6 mx7 mx35 imx8m imx8)) +ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx5 mx6 mx7 mx35 imx8m imx8 imxrt)) libs-y += arch/arm/mach-imx/ endif else -ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx7ulp mx31 mx35 mxs imx8m imx8 vf610)) +ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx7ulp mx31 mx35 mxs imx8m imx8 imxrt vf610)) libs-y += arch/arm/mach-imx/ endif endif diff --git a/arch/arm/include/asm/arch-imxrt/clock.h b/arch/arm/include/asm/arch-imxrt/clock.h new file mode 100644 index 0000000000..7409028b9a --- /dev/null +++ b/arch/arm/include/asm/arch-imxrt/clock.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/*
- Copyright (C) 2019
- Author(s): Giulio Benetti giulio.benetti@benettiengineering.com
- */
+#ifndef __ASM_ARCH_CLOCK_H +#define __ASM_ARCH_CLOCK_H
+#endif /* __ASM_ARCH_CLOCK_H */ diff --git a/arch/arm/include/asm/arch-imxrt/gpio.h b/arch/arm/include/asm/arch-imxrt/gpio.h new file mode 100644 index 0000000000..da31a7438a --- /dev/null +++ b/arch/arm/include/asm/arch-imxrt/gpio.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/*
- Copyright (C) 2019
- Author(s): Giulio Benetti giulio.benetti@benettiengineering.com
- */
+#ifndef __ASM_ARCH_GPIO_H__ +#define __ASM_ARCH_GPIO_H__
+#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) +/* GPIO registers */ +struct gpio_regs {
- u32 gpio_dr; /* data */
- u32 gpio_dir; /* direction */
- u32 gpio_psr; /* pad satus */
+}; +#endif
+#endif /* __ASM_ARCH_GPIO_H__ */ diff --git a/arch/arm/include/asm/arch-imxrt/imx-regs.h b/arch/arm/include/asm/arch-imxrt/imx-regs.h new file mode 100644 index 0000000000..4f1d439f6f --- /dev/null +++ b/arch/arm/include/asm/arch-imxrt/imx-regs.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/*
- Copyright(C) 2019
- Author(s): Giulio Benetti giulio.benetti@benettiengineering.com
- */
+#ifndef __ASM_ARCH_IMX_REGS_H__ +#define __ASM_ARCH_IMX_REGS_H__
+#define ARCH_MXC
+#define GPIO1_BASE_ADDR 0x401B8000 +#define GPIO2_BASE_ADDR 0x401BC000 +#define GPIO3_BASE_ADDR 0x401C0000 +#define GPIO4_BASE_ADDR 0x401C4000 +#define GPIO5_BASE_ADDR 0x400C0000
+#define ANATOP_BASE_ADDR 0x400d8000
+#endif /* __ASM_ARCH_IMX_REGS_H__ */ diff --git a/arch/arm/include/asm/arch-imxrt/imxrt.h b/arch/arm/include/asm/arch-imxrt/imxrt.h new file mode 100644 index 0000000000..1cb2c57d31 --- /dev/null +++ b/arch/arm/include/asm/arch-imxrt/imxrt.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/*
- Copyright (C) 2019
- Author(s): Giulio Benetti giulio.benetti@benettiengineering.com
- */
+#ifndef _ASM_ARCH_IMXRT_H +#define _ASM_ARCH_IMXRT_H
+#endif /* _ASM_ARCH_IMXRT_H */
diff --git a/arch/arm/include/asm/arch-imxrt/sys_proto.h b/arch/arm/include/asm/arch-imxrt/sys_proto.h new file mode 100644 index 0000000000..eb878e672e --- /dev/null +++ b/arch/arm/include/asm/arch-imxrt/sys_proto.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/*
- Copyright (C) 2017 NXP
- */
+#ifndef _ASM_ARCH_SYS_PROTO_H +#define _ASM_ARCH_SYS_PROTO_H
+#include <asm/mach-imx/sys_proto.h>
+#endif /* _ASM_ARCH_SYS_PROTO_H */ diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index e14713c5c4..a70d51b5cf 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -27,7 +27,7 @@ endif obj-$(CONFIG_GPT_TIMER) += timer.o obj-$(CONFIG_SYS_I2C_MXC) += i2c-mxv7.o endif -ifeq ($(SOC),$(filter $(SOC),mx7 mx6 mxs imx8m imx8)) +ifeq ($(SOC),$(filter $(SOC),mx7 mx6 mxs imx8m imx8 imxrt)) obj-y += misc.o obj-$(CONFIG_SPL_BUILD) += spl.o endif @@ -226,5 +226,6 @@ obj-$(CONFIG_MX7) += mx7/ obj-$(CONFIG_ARCH_MX7ULP) += mx7ulp/ obj-$(CONFIG_IMX8M) += imx8m/ obj-$(CONFIG_ARCH_IMX8) += imx8/ +obj-$(CONFIG_ARCH_IMXRT) += imxrt/
obj-$(CONFIG_SPL_BOOTROM_SUPPORT) += spl_imx_romapi.o diff --git a/arch/arm/mach-imx/imxrt/Kconfig b/arch/arm/mach-imx/imxrt/Kconfig new file mode 100644 index 0000000000..96ad2e988b --- /dev/null +++ b/arch/arm/mach-imx/imxrt/Kconfig @@ -0,0 +1,13 @@ +if ARCH_IMXRT
+config IMXRT
- bool
+config IMXRT1050
- bool
- select IMXRT
+config SYS_SOC
- default "imxrt"
+endif diff --git a/arch/arm/mach-imx/imxrt/Makefile b/arch/arm/mach-imx/imxrt/Makefile new file mode 100644 index 0000000000..9621a8335a --- /dev/null +++ b/arch/arm/mach-imx/imxrt/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2019 +# Author(s): Giulio Benetti giulio.benetti@benettiengineering.com +#
+obj-y := soc.o diff --git a/arch/arm/mach-imx/imxrt/soc.c b/arch/arm/mach-imx/imxrt/soc.c new file mode 100644 index 0000000000..e1eea23035 --- /dev/null +++ b/arch/arm/mach-imx/imxrt/soc.c @@ -0,0 +1,35 @@ +// SPDX-License-Identifier: GPL-2.0+ +/*
- Copyright (C) 2019
- Author(s): Giulio Benetti giulio.benetti@benettiengineering.com
- */
+#include <common.h> +#include <asm/io.h> +#include <asm/armv7_mpu.h>
+int arch_cpu_init(void) +{
- int i;
- struct mpu_region_config imxrt1050_region_config[] = {
{ 0x00000000, REGION_0, XN_DIS, PRIV_RW_USR_RW,STRONG_ORDER, REGION_4GB },{ PHYS_SDRAM, REGION_1, XN_DIS, PRIV_RW_USR_RW,O_I_WB_RD_WR_ALLOC, (ffs(PHYS_SDRAM_SIZE) - 2) },{ DMAMEM_BASE,REGION_2, XN_DIS, PRIV_RW_USR_RW,STRONG_ORDER, (ffs(DMAMEM_SZ_ALL) - 2) },- };
- /*
* Configure the memory protection unit (MPU) to allow fullaccess to
* the whole 4GB address space.*/- disable_mpu();
- for (i = 0; i < ARRAY_SIZE(imxrt1050_region_config); i++)
mpu_config(&imxrt1050_region_config[i]);- enable_mpu();
- return 0;
+}
Reviewed-by: Lukasz Majewski lukma@denx.de
Best regards,
Lukasz Majewski
--
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