diff --git a/drivers/soc/mediatek/mt8365-pm-domains.h b/drivers/soc/mediatek/mt8365-pm-domains.h
new file mode 100644
index 000000000000..3d83d49eaa7c
--- /dev/null
+++ b/drivers/soc/mediatek/mt8365-pm-domains.h
@@ -0,0 +1,197 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __SOC_MEDIATEK_MT8365_PM_DOMAINS_H
+#define __SOC_MEDIATEK_MT8365_PM_DOMAINS_H
+
+#include "mtk-pm-domains.h"
+#include <dt-bindings/power/mediatek,mt8365-power.h>
+
+/*
+ * MT8365 power domain support
+ */
+
+#define MT8365_BUS_PROT_INFRA_WR_TOPAXI(_mask)				\
+		BUS_PROT_WR(INFRA, _mask,				\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_SET,		\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_CLR,		\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_STA1)
+
+#define MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(_mask)			\
+		BUS_PROT_WR(INFRA, _mask,				\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_1_SET,	\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_1_CLR,	\
+			    MT8365_INFRA_TOPAXI_PROTECTEN_1_STA1)
+
+#define MT8365_BUS_PROT_SMI_WR_CLAMP_EN_PORT(port)			\
+		BUS_PROT_WR(SMI, BIT(port),				\
+			    MT8365_SMI_COMMON_CLAMP_EN_SET,		\
+			    MT8365_SMI_COMMON_CLAMP_EN_CLR,		\
+			    MT8365_SMI_COMMON_CLAMP_EN)
+
+#define MT8365_BUS_PROT_WAY_EN(_set_mask, _set, _sta_mask, _sta)	\
+		_BUS_PROT(_set_mask, _set, _set, _sta_mask, _sta,	\
+			  BUS_PROT_COMPONENT_INFRA |			\
+			  BUS_PROT_STA_COMPONENT_INFRA_NAO |		\
+			  BUS_PROT_INVERTED |				\
+			  BUS_PROT_REG_UPDATE)
+
+static const struct scpsys_domain_data scpsys_domain_data_mt8365[] = {
+	[MT8365_POWER_DOMAIN_MM] = {
+		.name = "mm",
+		.sta_mask = PWR_STATUS_DISP,
+		.ctl_offs = 0x30c,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(8, 8),
+		.sram_pdn_ack_bits = GENMASK(12, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_MM2INFRA_AXI_GALS_MST_0 |
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_MM2INFRA_AXI_GALS_MST_1),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(
+				MT8365_INFRA_TOPAXI_PROTECTEN_MM_M0 |
+				MT8365_INFRA_TOPAXI_PROTECTEN_MDMCU_M1 |
+				MT8365_INFRA_TOPAXI_PROTECTEN_MM2INFRA_AXI_GALS_SLV_0 |
+				MT8365_INFRA_TOPAXI_PROTECTEN_MM2INFRA_AXI_GALS_SLV_1),
+			MT8365_BUS_PROT_WAY_EN(
+				MT8365_INFRA_TOPAXI_SI0_WAY_EN_MMAPB_S,
+				MT8365_INFRA_TOPAXI_SI0_CTL,
+				MT8365_INFRA_NAO_TOPAXI_SI0_CTRL_UPDATED,
+				MT8365_INFRA_NAO_TOPAXI_SI0_STA),
+			MT8365_BUS_PROT_WAY_EN(
+				MT8365_INFRA_TOPAXI_SI2_WAY_EN_PERI_M1,
+				MT8365_INFRA_TOPAXI_SI2_CTL,
+				MT8365_INFRA_NAO_TOPAXI_SI2_CTRL_UPDATED,
+				MT8365_INFRA_NAO_TOPAXI_SI2_STA),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(
+				MT8365_INFRA_TOPAXI_PROTECTEN_MMAPB_S),
+		},
+		.caps = MTK_SCPD_STRICT_BUS_PROTECTION | MTK_SCPD_HAS_INFRA_NAO,
+	},
+	[MT8365_POWER_DOMAIN_VENC] = {
+		.name = "venc",
+		.sta_mask = PWR_STATUS_VENC,
+		.ctl_offs = 0x0304,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(8, 8),
+		.sram_pdn_ack_bits = GENMASK(12, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_SMI_WR_CLAMP_EN_PORT(1),
+		},
+	},
+	[MT8365_POWER_DOMAIN_AUDIO] = {
+		.name = "audio",
+		.sta_mask = PWR_STATUS_AUDIO,
+		.ctl_offs = 0x0314,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(12, 8),
+		.sram_pdn_ack_bits = GENMASK(17, 13),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_PWRDNREQ_MP1_L2C_AFIFO |
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_AUDIO_M),
+		},
+		.caps = MTK_SCPD_ACTIVE_WAKEUP,
+	},
+	[MT8365_POWER_DOMAIN_CONN] = {
+		.name = "conn",
+		.sta_mask = PWR_STATUS_CONN,
+		.ctl_offs = 0x032c,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = 0,
+		.sram_pdn_ack_bits = 0,
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(
+				MT8365_INFRA_TOPAXI_PROTECTEN_AP2CONN_AHB),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_CONN2INFRA_AXI_GALS_MST),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(
+				MT8365_INFRA_TOPAXI_PROTECTEN_CONN2INFRA_AHB),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_INFRA2CONN_AHB_GALS_SLV),
+		},
+		.caps = MTK_SCPD_ACTIVE_WAKEUP | MTK_SCPD_KEEP_DEFAULT_OFF,
+	},
+	[MT8365_POWER_DOMAIN_MFG] = {
+		.name = "mfg",
+		.sta_mask = PWR_STATUS_MFG,
+		.ctl_offs = 0x0338,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(9, 8),
+		.sram_pdn_ack_bits = GENMASK(13, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(BIT(25)),
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI(
+				MT8365_INFRA_TOPAXI_PROTECTEN_MFG_M0 |
+				MT8365_INFRA_TOPAXI_PROTECTEN_INFRA2MFG),
+		},
+	},
+	[MT8365_POWER_DOMAIN_CAM] = {
+		.name = "cam",
+		.sta_mask = BIT(25),
+		.ctl_offs = 0x0344,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(9, 8),
+		.sram_pdn_ack_bits = GENMASK(13, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_CAM2MM_AXI_GALS_MST),
+			MT8365_BUS_PROT_SMI_WR_CLAMP_EN_PORT(2),
+		},
+	},
+	[MT8365_POWER_DOMAIN_VDEC] = {
+		.name = "vdec",
+		.sta_mask = BIT(31),
+		.ctl_offs = 0x0370,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(8, 8),
+		.sram_pdn_ack_bits = GENMASK(12, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_SMI_WR_CLAMP_EN_PORT(3),
+		},
+	},
+	[MT8365_POWER_DOMAIN_APU] = {
+		.name = "apu",
+		.sta_mask = BIT(16),
+		.ctl_offs = 0x0378,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(14, 8),
+		.sram_pdn_ack_bits = GENMASK(21, 15),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_APU2AP |
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_APU_CBIP_GALS_MST),
+			MT8365_BUS_PROT_SMI_WR_CLAMP_EN_PORT(4),
+		},
+	},
+	[MT8365_POWER_DOMAIN_DSP] = {
+		.name = "dsp",
+		.sta_mask = BIT(17),
+		.ctl_offs = 0x037C,
+		.pwr_sta_offs = 0x0180,
+		.pwr_sta2nd_offs = 0x0184,
+		.sram_pdn_bits = GENMASK(11, 8),
+		.sram_pdn_ack_bits = GENMASK(15, 12),
+		.bp_cfg = {
+			MT8365_BUS_PROT_INFRA_WR_TOPAXI_1(
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_PWRDNREQ_INFRA_GALS_ADB |
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_DSP_M |
+				MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_DSP_S),
+		},
+		.caps = MTK_SCPD_ACTIVE_WAKEUP,
+	},
+};
+
+static const struct scpsys_soc_data mt8365_scpsys_data = {
+	.domains_data = scpsys_domain_data_mt8365,
+	.num_domains = ARRAY_SIZE(scpsys_domain_data_mt8365),
+};
+
+#endif /* __SOC_MEDIATEK_MT8365_PM_DOMAINS_H */
diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
index 632285bf0d44..261367476488 100644
--- a/drivers/soc/mediatek/mtk-pm-domains.c
+++ b/drivers/soc/mediatek/mtk-pm-domains.c
@@ -24,6 +24,7 @@
 #include "mt8188-pm-domains.h"
 #include "mt8192-pm-domains.h"
 #include "mt8195-pm-domains.h"
+#include "mt8365-pm-domains.h"
 
 #define MTK_POLL_DELAY_US		10
 #define MTK_POLL_TIMEOUT		USEC_PER_SEC
@@ -652,6 +653,10 @@ static const struct of_device_id scpsys_of_match[] = {
 		.compatible = "mediatek,mt8195-power-controller",
 		.data = &mt8195_scpsys_data,
 	},
+	{
+		.compatible = "mediatek,mt8365-power-controller",
+		.data = &mt8365_scpsys_data,
+	},
 	{ }
 };
 
diff --git a/include/linux/soc/mediatek/infracfg.h b/include/linux/soc/mediatek/infracfg.h
index 07f67b3d8e97..f853397697b5 100644
--- a/include/linux/soc/mediatek/infracfg.h
+++ b/include/linux/soc/mediatek/infracfg.h
@@ -2,6 +2,47 @@
 #ifndef __SOC_MEDIATEK_INFRACFG_H
 #define __SOC_MEDIATEK_INFRACFG_H
 
+#define MT8365_INFRA_TOPAXI_PROTECTEN_STA1				0x228
+#define MT8365_INFRA_TOPAXI_PROTECTEN_SET				0x2a0
+#define MT8365_INFRA_TOPAXI_PROTECTEN_CLR				0x2a4
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MM_M0				BIT(1)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MDMCU_M1				BIT(2)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MMAPB_S				BIT(6)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MM2INFRA_AXI_GALS_SLV_0		BIT(10)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MM2INFRA_AXI_GALS_SLV_1		BIT(11)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_AP2CONN_AHB			BIT(13)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_CONN2INFRA_AHB			BIT(14)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_MFG_M0				BIT(21)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_INFRA2MFG			BIT(22)
+#define MT8365_INFRA_TOPAXI_PROTECTEN_1_STA1				0x258
+#define MT8365_INFRA_TOPAXI_PROTECTEN_1_SET				0x2a8
+#define MT8365_INFRA_TOPAXI_PROTECTEN_1_CLR				0x2ac
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_APU2AP				BIT(2)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_MM2INFRA_AXI_GALS_MST_0	BIT(16)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_MM2INFRA_AXI_GALS_MST_1	BIT(17)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_CONN2INFRA_AXI_GALS_MST	BIT(18)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_CAM2MM_AXI_GALS_MST		BIT(19)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_APU_CBIP_GALS_MST		BIT(20)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_INFRA2CONN_AHB_GALS_SLV	BIT(21)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_PWRDNREQ_INFRA_GALS_ADB	BIT(24)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_PWRDNREQ_MP1_L2C_AFIFO		BIT(27)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_AUDIO_M		BIT(28)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_DSP_M		BIT(30)
+# define MT8365_INFRA_TOPAXI_PROTECTEN_1_AUDIO_BUS_DSP_S		BIT(31)
+
+#define MT8365_INFRA_NAO_TOPAXI_SI0_STA					0x0
+# define MT8365_INFRA_NAO_TOPAXI_SI0_CTRL_UPDATED			BIT(24)
+#define MT8365_INFRA_NAO_TOPAXI_SI2_STA					0x28
+# define MT8365_INFRA_NAO_TOPAXI_SI2_CTRL_UPDATED			BIT(14)
+#define MT8365_INFRA_TOPAXI_SI0_CTL					0x200
+# define MT8365_INFRA_TOPAXI_SI0_WAY_EN_MMAPB_S				BIT(6)
+#define MT8365_INFRA_TOPAXI_SI2_CTL					0x234
+# define MT8365_INFRA_TOPAXI_SI2_WAY_EN_PERI_M1				BIT(5)
+
+#define MT8365_SMI_COMMON_CLAMP_EN			0x3c0
+#define MT8365_SMI_COMMON_CLAMP_EN_SET			0x3c4
+#define MT8365_SMI_COMMON_CLAMP_EN_CLR			0x3c8
+
 #define MT8195_TOP_AXI_PROT_EN_STA1                     0x228
 #define MT8195_TOP_AXI_PROT_EN_1_STA1                   0x258
 #define MT8195_TOP_AXI_PROT_EN_SET			0x2a0
