feat(plat/mediatek/mt8195): add SPM suspend driver

Support DRAM/MAINPLL/26M off when system suspend.

Signed-off-by: Edward-JW Yang <edward-jw.yang@mediatek.corp-partner.google.com>
Change-Id: Ib8502f9b0b4e47aa405e5449f0b6d483bd3f5d77
diff --git a/plat/mediatek/mt8195/drivers/spm/mt_spm_pmic_wrap.h b/plat/mediatek/mt8195/drivers/spm/mt_spm_pmic_wrap.h
new file mode 100644
index 0000000..53fdda2
--- /dev/null
+++ b/plat/mediatek/mt8195/drivers/spm/mt_spm_pmic_wrap.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2021, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/****************************************************************
+ * Auto generated by DE, please DO NOT modify this file directly.
+ *****************************************************************/
+#ifndef MT_SPM_PMIC_WRAP_H
+#define MT_SPM_PMIC_WRAP_H
+
+enum pmic_wrap_phase_id {
+	PMIC_WRAP_PHASE_ALLINONE,
+	NR_PMIC_WRAP_PHASE,
+};
+
+/* IDX mapping, PMIC_WRAP_PHASE_ALLINONE */
+enum {
+	CMD_0,        /* 0x0 */
+	CMD_1,        /* 0x1 */
+	CMD_2,        /* 0x2 */
+	CMD_3,        /* 0x3 */
+	CMD_4,        /* 0x4 */
+	CMD_5,        /* 0x5 */
+	CMD_6,        /* 0x6 */
+	CMD_7,        /* 0x7 */
+	CMD_8,        /* 0x8 */
+	CMD_9,        /* 0x9 */
+	CMD_10,        /* 0xA */
+	CMD_11,        /* 0xB */
+	CMD_12,        /* 0xC */
+	CMD_13,        /* 0xD */
+	CMD_14,        /* 0xE */
+	CMD_15,        /* 0xF */
+	NR_IDX_ALL,
+};
+
+/* APIs */
+extern void mt_spm_pmic_wrap_set_phase(enum pmic_wrap_phase_id phase);
+extern void mt_spm_pmic_wrap_set_cmd(enum pmic_wrap_phase_id phase,
+				     uint32_t idx, uint32_t cmd_wdata);
+extern uint64_t mt_spm_pmic_wrap_get_cmd(enum pmic_wrap_phase_id phase,
+					 uint32_t idx);
+#endif /* MT_SPM_PMIC_WRAP_H */