LoongArch: Add hibernation (ACPI S4) support Add hibernation (Suspend to Disk, aka ACPI S4) support for LoongArch. Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
LoongArch: Add suspend (ACPI S3) support Add suspend (Suspend To RAM, aka ACPI S3) support for LoongArch. Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>