From: Peng Fan peng.fan@nxp.com
Add i.MX8ULP cpu type and helpers.
Signed-off-by: Peng Fan peng.fan@nxp.com --- arch/arm/include/asm/arch-imx/cpu.h | 4 ++++ arch/arm/include/asm/arch-imx8ulp/sys_proto.h | 11 +++++++++++ arch/arm/include/asm/mach-imx/sys_proto.h | 1 + arch/arm/mach-imx/imx8ulp/soc.c | 11 +++++++++++ 4 files changed, 27 insertions(+) create mode 100644 arch/arm/include/asm/arch-imx8ulp/sys_proto.h create mode 100644 arch/arm/mach-imx/imx8ulp/soc.c
diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h index 267a094e5a..fe96378971 100644 --- a/arch/arm/include/asm/arch-imx/cpu.h +++ b/arch/arm/include/asm/arch-imx/cpu.h @@ -50,8 +50,12 @@ #define MXC_CPU_IMX8QXP_A0 0x90 /* dummy ID */ #define MXC_CPU_IMX8QM 0x91 /* dummy ID */ #define MXC_CPU_IMX8QXP 0x92 /* dummy ID */ + +#define MXC_CPU_IMX8ULP 0xA1 /* dummy ID */ + #define MXC_CPU_IMXRT1020 0xB4 /* dummy ID */ #define MXC_CPU_IMXRT1050 0xB6 /* dummy ID */ + #define MXC_CPU_MX7ULP 0xE1 /* Temporally hard code */ #define MXC_CPU_VF610 0xF6 /* dummy ID */
diff --git a/arch/arm/include/asm/arch-imx8ulp/sys_proto.h b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h new file mode 100644 index 0000000000..cab12c218e --- /dev/null +++ b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2021 NXP + */ + +#ifndef __ARCH_IMX8ULP_SYS_PROTO_H +#define __ARCH_NMX8ULP_SYS_PROTO_H + +#include <asm/mach-imx/sys_proto.h> + +#endif diff --git a/arch/arm/include/asm/mach-imx/sys_proto.h b/arch/arm/include/asm/mach-imx/sys_proto.h index b612189849..ad446940ff 100644 --- a/arch/arm/include/asm/mach-imx/sys_proto.h +++ b/arch/arm/include/asm/mach-imx/sys_proto.h @@ -51,6 +51,7 @@ struct bd_info; #define is_imx8md() (is_cpu_type(MXC_CPU_IMX8MD)) #define is_imx8mql() (is_cpu_type(MXC_CPU_IMX8MQL)) #define is_imx8qm() (is_cpu_type(MXC_CPU_IMX8QM)) +#define is_imx8ulp() (is_cpu_type(MXC_CPU_IMX8ULP)) #define is_imx8mm() (is_cpu_type(MXC_CPU_IMX8MM) || is_cpu_type(MXC_CPU_IMX8MML) ||\ is_cpu_type(MXC_CPU_IMX8MMD) || is_cpu_type(MXC_CPU_IMX8MMDL) || \ is_cpu_type(MXC_CPU_IMX8MMS) || is_cpu_type(MXC_CPU_IMX8MMSL)) diff --git a/arch/arm/mach-imx/imx8ulp/soc.c b/arch/arm/mach-imx/imx8ulp/soc.c new file mode 100644 index 0000000000..b3679aefcb --- /dev/null +++ b/arch/arm/mach-imx/imx8ulp/soc.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2021 NXP + */ + +#include <asm/arch/sys_proto.h> + +u32 get_cpu_rev(void) +{ + return (MXC_CPU_IMX8ULP << 12) | CHIP_REV_1_0; +}