sunxi: Implement poweroff support for axp209 pmic

Adds poweroff support for axp209 pmic.

Signed-off-by: Michael van Slingerland <michael@deviousops.nl>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>

diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index de328287fc6f73b0e6183ea631c059820cfdbfb8..52c9e61f24761b65914367ab71daf27de502e043 100644 (file)
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -28,6 +28,7 @@ config AXP152_POWER
 config AXP209_POWER
        boolean "axp209 pmic support"
        depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
+       select CMD_POWEROFF
        ---help---
        Select this to enable support for the axp209 pmic found on most
        A10, A13 and A20 boards.

diff --git a/drivers/power/axp209.c b/drivers/power/axp209.c
index 71aa000daab759b459a4215c71091bcc09b75f16..fc162a149eb37d4edf1aa1d4ee911c3afb904f86 100644 (file)
--- a/drivers/power/axp209.c
+++ b/drivers/power/axp209.c
@@ -6,6 +6,7 @@
  */
 
 #include <common.h>
+#include <command.h>
 #include <asm/arch/pmic_bus.h>
 #include <axp_pmic.h>
 
@@ -168,3 +169,14 @@ int axp_init(void)
 
        return 0;
 }
+
+int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       pmic_bus_write(AXP209_SHUTDOWN, AXP209_POWEROFF);
+
+       /* infinite loop during shutdown */
+       while (1) {}
+
+       /* not reached */
+       return 0;
+}