diff options
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/ls1043a_psci.S | 20 | ||||
| -rw-r--r-- | board/freescale/ls1043ardb/Kconfig | 9 |
3 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Makefile b/arch/arm/cpu/armv8/fsl-layerscape/Makefile index 51c1cee..423b4b3 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/Makefile +++ b/arch/arm/cpu/armv8/fsl-layerscape/Makefile @@ -28,6 +28,7 @@ endif ifneq ($(CONFIG_LS1043A),) obj-$(CONFIG_SYS_HAS_SERDES) += ls1043a_serdes.o +obj-$(CONFIG_ARMV8_PSCI) += ls1043a_psci.o endif ifneq ($(CONFIG_ARCH_LS1012A),) diff --git a/arch/arm/cpu/armv8/fsl-layerscape/ls1043a_psci.S b/arch/arm/cpu/armv8/fsl-layerscape/ls1043a_psci.S new file mode 100644 index 0000000..86045ac --- /dev/null +++ b/arch/arm/cpu/armv8/fsl-layerscape/ls1043a_psci.S @@ -0,0 +1,20 @@ +/* + * Copyright 2016 Freescale Semiconductor, Inc. + * Author: Hongbo Zhang <hongbo.zhang@nxp.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * This file implements LS102X platform PSCI SYSTEM-SUSPEND function + */ + +#include <config.h> +#include <linux/linkage.h> +#include <asm/psci.h> + + .pushsection ._secure.text, "ax" + +.globl psci_version +psci_version: + ldr w0, =0x00010000 /* PSCI v1.0 */ + ret + + .popsection diff --git a/board/freescale/ls1043ardb/Kconfig b/board/freescale/ls1043ardb/Kconfig index 51818ec..80203a4 100644 --- a/board/freescale/ls1043ardb/Kconfig +++ b/board/freescale/ls1043ardb/Kconfig @@ -13,4 +13,13 @@ config SYS_SOC config SYS_CONFIG_NAME default "ls1043ardb" +config SYS_HAS_ARMV8_SECURE_BASE + bool "Enable secure address for PSCI image" + depends on ARMV8_PSCI + default n + help + PSCI image can be re-located to secure RAM. + If enabled, please also define the value for ARMV8_SECURE_BASE, + for LS1043ARDB, it could be some address in OCRAM. + endif |