feat(mediatek): add new features of LPM
Add new functions and intefaces of LPM to support more interactions
between LPM providers and users.
Change-Id: I8ebbda0c0ef5be3a7a388a38c09424ebf785996f
diff --git a/plat/mediatek/include/lpm/mt_lp_rq.h b/plat/mediatek/include/lpm/mt_lp_rq.h
new file mode 100644
index 0000000..2c4908c
--- /dev/null
+++ b/plat/mediatek/include/lpm/mt_lp_rq.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MT_LP_RQ_H
+#define MT_LP_RQ_H
+
+/* Determine the generic resource request public type */
+#define MT_LP_RQ_XO_FPM BIT(0)
+#define MT_LP_RQ_26M BIT(1)
+#define MT_LP_RQ_INFRA BIT(2)
+#define MT_LP_RQ_SYSPLL BIT(3)
+#define MT_LP_RQ_DRAM BIT(4)
+#define MT_LP_RQ_ALL (0xFFFFFFFF)
+
+struct mt_lp_resource_user {
+ /* Determine the resource user mask */
+ unsigned int umask;
+ /* Determine the resource request user identify */
+ unsigned int uid;
+ /* Request the resource */
+ int (*request)(struct mt_lp_resource_user *this, unsigned int resource);
+ /* Release the resource */
+ int (*release)(struct mt_lp_resource_user *this);
+};
+
+int mt_lp_resource_user_register(char *uname, struct mt_lp_resource_user *ru);
+
+#endif /* MT_LP_RQ_H */