Add support for calling poweroff in case of psci is wired.
Based on the same solution as is used for reset.
Signed-off-by: Michal Simek <michal.si...@xilinx.com>
---
arch/arm/cpu/armv8/fwcall.c | 7 +++++++
arch/arm/lib/Makefile | 1 +
arch/arm/lib/poweroff.c | 47 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 55 insertions(+)
create mode 100644 arch/arm/lib/poweroff.c
diff --git a/arch/arm/cpu/armv8/fwcall.c b/arch/arm/cpu/armv8/fwcall.c
index 7dfd27002916..af716cac4094 100644
--- a/arch/arm/cpu/armv8/fwcall.c
+++ b/arch/arm/cpu/armv8/fwcall.c
@@ -114,6 +114,13 @@ void __noreturn __efi_runtime psci_system_off(void)
;
}
+#ifdef CONFIG_CMD_POWEROFF
+void poweroff_misc(void)
+{
+ psci_system_off();
+}
+#endif
+
#ifdef CONFIG_PSCI_RESET
void reset_misc(void)
{
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index f162c1428c85..c3d4248ba3eb 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -55,6 +55,7 @@ endif
ifndef CONFIG_SYSRESET
obj-y += reset.o
endif
+obj-$(CONFIG_CMD_POWEROFF) += poweroff.o
obj-y += cache.o
ifndef CONFIG_ARM64
diff --git a/arch/arm/lib/poweroff.c b/arch/arm/lib/poweroff.c
new file mode 100644
index 000000000000..956d2c06af66
--- /dev/null
+++ b/arch/arm/lib/poweroff.c
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroe...@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <a...@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <ga...@denx.de>
+ *
+ * (C) Copyright 2004
+ * DAVE Srl
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:i...@wawnet.biz
+ *
+ * (C) Copyright 2004 Texas Insturments
+ *
+ * (C) Copyright 2017, Xilinx Inc.
+ *
+ * Based on reset.c
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+
+__weak void poweroff_misc(void)
+{
+}
+
+int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ puts("poweroff ...\n");
+
+ udelay(50000); /* wait 50 ms */
+
+ disable_interrupts();
+
+ poweroff_misc();
+
+ /*NOTREACHED*/
+ return 0;
+}
+
--
1.9.1
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