diff options
| author | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2021-09-12 21:11:46 +0200 |
|---|---|---|
| committer | Leo Yu-Chi Liang <ycliang@andestech.com> | 2021-10-07 16:08:23 +0800 |
| commit | 24ed5317d427bfe278a1329abbf4522dba1025a3 (patch) | |
| tree | 819a4d8ac328adbc91870b97c08e6385ec05ba6a /arch/riscv/cpu/cpu.c | |
| parent | 09d7cc3369fcb9a6c86996ae8a58ff5dc34b3798 (diff) | |
sysreset: provide SBI based sysreset driver
Provide sysreset driver using the SBI system reset extension.
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Samuel Holland <samuel@sholland.org>
Diffstat (limited to 'arch/riscv/cpu/cpu.c')
| -rw-r--r-- | arch/riscv/cpu/cpu.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/riscv/cpu/cpu.c b/arch/riscv/cpu/cpu.c index c894ac10b53..8e49b6d7364 100644 --- a/arch/riscv/cpu/cpu.c +++ b/arch/riscv/cpu/cpu.c @@ -6,6 +6,7 @@ #include <common.h> #include <cpu.h> #include <dm.h> +#include <dm/lists.h> #include <init.h> #include <log.h> #include <asm/encoding.h> @@ -138,7 +139,17 @@ int arch_cpu_init_dm(void) int arch_early_init_r(void) { - return riscv_cpu_probe(); + int ret; + + ret = riscv_cpu_probe(); + if (ret) + return ret; + + if (IS_ENABLED(CONFIG_SYSRESET_SBI)) + device_bind_driver(gd->dm_root, "sbi-sysreset", + "sbi-sysreset", NULL); + + return 0; } /** |