Commit Graph

5 Commits

Author SHA1 Message Date
Yinbo Zhu 31f1a8b0ec LoongArch: Export some arch-specific pm interfaces
Some PMC (Power Management Controllers) need to support DTS and will use
the suspend interfaces thus this patch was to export such interfaces for
their use.

Signed-off-by: Yinbo Zhu <zhuyinbo@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2023-06-29 20:58:44 +08:00
Huacai Chen 1c1378a409 LoongArch: Enable PG when wakeup from suspend
Some firmwares don't enable PG when wakeup from suspend, so do it in
kernel. This can improve code compatibility for boot kernel.

Signed-off-by: Baoqi Zhang <zhangbaoqi@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2023-04-18 19:38:58 +08:00
Youling Tang 8cbd5ebfe2 LoongArch: Add JUMP_VIRT_ADDR macro implementation to avoid using la.abs
Add JUMP_VIRT_ADDR macro implementation to avoid using la.abs directly.
This is a preparation for subsequent patches.

Signed-off-by: Youling Tang <tangyouling@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
2023-02-25 22:12:16 +08:00
Huacai Chen 7db54bfe44 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>
2022-12-14 08:41:53 +08:00
Huacai Chen 366bb35a8e 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>
2022-12-14 08:41:53 +08:00