Activate the command poweroff by default for STM32MP1: - with PCSI from TF-A for trusted boot - with PMIC sysreset request for basic boot (SYSRESET_POWER)
Signed-off-by: Patrick Delaunay patrick.delaunay@st.com ---
arch/arm/Kconfig | 1 + arch/arm/mach-stm32mp/Makefile | 3 +++ arch/arm/mach-stm32mp/cmd_poweroff.c | 24 ++++++++++++++++++++++++ 3 files changed, 28 insertions(+) create mode 100644 arch/arm/mach-stm32mp/cmd_poweroff.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2ee1dfe..94988bc 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1348,6 +1348,7 @@ config ARCH_STM32MP select SYSRESET select SYS_THUMB_BUILD imply CMD_DM + imply CMD_POWEROFF help Support for STM32MP SoC family developed by STMicroelectronics, MPUs based on ARM cortex A core diff --git a/arch/arm/mach-stm32mp/Makefile b/arch/arm/mach-stm32mp/Makefile index f59ced5..1493914 100644 --- a/arch/arm/mach-stm32mp/Makefile +++ b/arch/arm/mach-stm32mp/Makefile @@ -11,6 +11,9 @@ ifdef CONFIG_SPL_BUILD obj-y += spl.o else obj-y += bsec.o +ifndef CONFIG_STM32MP1_TRUSTED +obj-$(CONFIG_SYSRESET) += cmd_poweroff.o +endif endif obj-$(CONFIG_ARMV7_PSCI) += psci.o obj-$(CONFIG_$(SPL_)DM_REGULATOR) += pwr_regulator.o diff --git a/arch/arm/mach-stm32mp/cmd_poweroff.c b/arch/arm/mach-stm32mp/cmd_poweroff.c new file mode 100644 index 0000000..f54dd1d --- /dev/null +++ b/arch/arm/mach-stm32mp/cmd_poweroff.c @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause +/* + * Copyright (C) 2019, STMicroelectronics - All Rights Reserved + */ + +#include <common.h> +#include <command.h> +#include <sysreset.h> + +int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int ret; + + puts("poweroff ...\n"); + mdelay(100); + + ret = sysreset_walk(SYSRESET_POWER); + + if (ret == -EINPROGRESS) + mdelay(1000); + + /*NOTREACHED when power off*/ + return CMD_RET_FAILURE; +}