diff options
| -rw-r--r-- | arch/arm/mach-k3/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-k3/lowlevel_init.S | 20 | ||||
| -rw-r--r-- | include/configs/am65x_evm.h | 2 |
3 files changed, 23 insertions, 1 deletions
diff --git a/arch/arm/mach-k3/Makefile b/arch/arm/mach-k3/Makefile index 406dda3b02..bd4ab361b2 100644 --- a/arch/arm/mach-k3/Makefile +++ b/arch/arm/mach-k3/Makefile @@ -5,5 +5,5 @@ obj-$(CONFIG_SOC_K3_AM6) += am6_init.o obj-$(CONFIG_ARM64) += arm64-mmu.o -obj-$(CONFIG_CPU_V7R) += r5_mpu.o +obj-$(CONFIG_CPU_V7R) += r5_mpu.o lowlevel_init.o obj-y += common.o diff --git a/arch/arm/mach-k3/lowlevel_init.S b/arch/arm/mach-k3/lowlevel_init.S new file mode 100644 index 0000000000..70c5d1cade --- /dev/null +++ b/arch/arm/mach-k3/lowlevel_init.S @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/ + * Lokesh Vutla <lokeshvutla@ti.com> + */ + +#include <linux/linkage.h> + +ENTRY(lowlevel_init) + + mrc p15, 0, r0, c0, c0, 5 @ Read MPIDR + and r0, #0xff + cmp r0, #0x0 + bne park_cpu + bx lr +park_cpu: + wfi + b park_cpu + +ENDPROC(lowlevel_init) diff --git a/include/configs/am65x_evm.h b/include/configs/am65x_evm.h index 484c5ef2fe..31749c6d06 100644 --- a/include/configs/am65x_evm.h +++ b/include/configs/am65x_evm.h @@ -29,7 +29,9 @@ #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "tispl.bin" #endif +#ifndef CONFIG_CPU_V7R #define CONFIG_SKIP_LOWLEVEL_INIT +#endif #define CONFIG_SPL_MAX_SIZE CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SPL_TEXT_BASE + \ |