diff options
Diffstat (limited to 'src/soc/amd/cezanne/smu.c')
-rw-r--r-- | src/soc/amd/cezanne/smu.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/smu.c b/src/soc/amd/cezanne/smu.c new file mode 100644 index 0000000000..1496957117 --- /dev/null +++ b/src/soc/amd/cezanne/smu.c @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <console/console.h> +#include <amdblocks/smu.h> +#include <soc/smu.h> + +/* + * Request the SMU to put system into S3, S4, or S5. On entry, SlpTyp determines S-State and + * SlpTypeEn gets set by the SMU. Function does not return if successful. + */ +void smu_sx_entry(void) +{ + struct smu_payload msg = { 0 }; /* Unused for SMC_MSG_S3ENTRY */ + + printk(BIOS_DEBUG, "SMU: Put system into S3/S4/S5\n"); + send_smu_message(SMC_MSG_S3ENTRY, &msg); +} |