When running in S-mode we can use the SBI system reset extension to provide the system reset.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- board/sipeed/maix/maix.c | 5 +++++ configs/sipeed_maix_smode_defconfig | 2 ++ 2 files changed, 7 insertions(+)
diff --git a/board/sipeed/maix/maix.c b/board/sipeed/maix/maix.c index cbcb23cf5c..388eddee6e 100644 --- a/board/sipeed/maix/maix.c +++ b/board/sipeed/maix/maix.c @@ -6,6 +6,7 @@ #include <common.h> #include <clk.h> #include <dm.h> +#include <dm/lists.h> #include <fdt_support.h> #include <asm/io.h>
@@ -37,5 +38,9 @@ int board_init(void) return ret; }
+ if (IS_ENABLED(CONFIG_SYSRESET_SBI)) + ret = device_bind_driver(gd->dm_root, "sbi-sysreset", + "sbi-sysreset", NULL); + return 0; } diff --git a/configs/sipeed_maix_smode_defconfig b/configs/sipeed_maix_smode_defconfig index 2516bb7258..aa95893feb 100644 --- a/configs/sipeed_maix_smode_defconfig +++ b/configs/sipeed_maix_smode_defconfig @@ -7,4 +7,6 @@ CONFIG_STACK_SIZE=0x100000 # CONFIG_NET is not set # CONFIG_INPUT is not set # CONFIG_DM_ETH is not set +CONFIG_SYSRESET_SBI=y +# CONFIG_SYSRESET_SYSCON is not set # CONFIG_EFI_UNICODE_CAPITALIZATION is not set -- 2.30.1