diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986-clkitg.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986-clkitg.dtsi
new file mode 100644
index 0000000..770af55
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986-clkitg.dtsi
@@ -0,0 +1,242 @@
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Wenzhen.Yu <Wenzhen.Yu@mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+&clkitg {
+	bring-up {
+		compatible = "mediatek,clk-bring-up";
+		clocks =
+			<&apmixedsys CK_APMIXED_ARMPLL>,
+			<&apmixedsys  CK_APMIXED_NET2PLL>,
+			<&apmixedsys  CK_APMIXED_MMPLL>,
+			<&apmixedsys  CK_APMIXED_SGMPLL>,
+			<&apmixedsys  CK_APMIXED_WEDMCUPLL>,
+			<&apmixedsys  CK_APMIXED_NET1PLL>,
+			<&apmixedsys  CK_APMIXED_MPLL>,
+			<&apmixedsys  CK_APMIXED_APLL2>,
+			<&infracfg CK_INFRA_CK_F26M>,
+			<&infracfg CK_INFRA_UART>,
+			<&infracfg CK_INFRA_ISPI0>,
+			<&infracfg CK_INFRA_I2C>,
+			<&infracfg CK_INFRA_ISPI1>,
+			<&infracfg CK_INFRA_PWM>,
+			<&infracfg CK_INFRA_66M_MCK>,
+			<&infracfg CK_INFRA_CK_F32K>,
+			<&infracfg CK_INFRA_PCIE_CK>,
+			<&infracfg CK_INFRA_PWM_BCK>,
+			<&infracfg CK_INFRA_PWM_CK1>,
+			<&infracfg CK_INFRA_PWM_CK2>,
+			<&infracfg CK_INFRA_133M_HCK>,
+			<&infracfg CK_INFRA_EIP_CK>,
+			<&infracfg CK_INFRA_66M_PHCK>,
+			<&infracfg CK_INFRA_FAUD_L_CK	>,
+			<&infracfg CK_INFRA_FAUD_AUD_CK>,
+			<&infracfg CK_INFRA_FAUD_EG2_CK>,
+			<&infracfg CK_INFRA_I2CS_CK>,
+			<&infracfg CK_INFRA_MUX_UART0>,
+			<&infracfg CK_INFRA_MUX_UART1>,
+			<&infracfg CK_INFRA_MUX_UART2>,
+			<&infracfg CK_INFRA_NFI_CK>,
+			<&infracfg CK_INFRA_SPINFI_CK>,
+			<&infracfg CK_INFRA_MUX_SPI0>,
+			<&infracfg CK_INFRA_MUX_SPI1>,
+			<&infracfg CK_INFRA_RTC_32K>,
+			<&infracfg CK_INFRA_FMSDC_CK>,
+			<&infracfg CK_INFRA_FMSDC_HCK_CK>,
+			<&infracfg CK_INFRA_PERI_133M>,
+			<&infracfg CK_INFRA_133M_PHCK>,
+			<&infracfg CK_INFRA_USB_SYS_CK>,
+			<&infracfg CK_INFRA_USB_CK>,
+			<&infracfg CK_INFRA_USB_XHCI_CK>,
+			<&infracfg CK_INFRA_PCIE_GFMUX_TL_O_PRE>,
+			<&infracfg CK_INFRA_F26M_CK0>,
+			<&infracfg_ao CK_INFRA_UART0_SEL>,
+			<&infracfg_ao CK_INFRA_UART1_SEL>,	
+			<&infracfg_ao CK_INFRA_UART2_SEL>,
+			<&infracfg_ao CK_INFRA_SPI0_SEL>,
+			<&infracfg_ao CK_INFRA_SPI1_SEL>,
+			<&infracfg_ao CK_INFRA_PWM1_SEL>,
+			<&infracfg_ao CK_INFRA_PWM2_SEL>,
+			<&infracfg_ao CK_INFRA_PWM_BSEL>,
+			<&infracfg_ao CK_INFRA_PCIE_SEL>,
+			<&infracfg_ao CK_INFRA_GPT_STA>,
+			<&infracfg_ao CK_INFRA_PWM_HCK>,
+			<&infracfg_ao CK_INFRA_PWM_STA>,
+			<&infracfg_ao CK_INFRA_PWM1_CK>,
+			<&infracfg_ao CK_INFRA_PWM2_CK>,
+			<&infracfg_ao CK_INFRA_CQ_DMA_CK>,
+			<&infracfg_ao CK_INFRA_EIP97_CK>,
+			<&infracfg_ao CK_INFRA_AUD_BUS_CK>,
+			<&infracfg_ao CK_INFRA_AUD_26M_CK>,
+			<&infracfg_ao CK_INFRA_AUD_L_CK>,
+			<&infracfg_ao CK_INFRA_AUD_AUD_CK>,
+			<&infracfg_ao CK_INFRA_AUD_EG2_CK>,
+			<&infracfg_ao CK_INFRA_DRAMC_26M_CK>,
+			<&infracfg_ao CK_INFRA_DBG_CK>,
+			<&infracfg_ao CK_INFRA_AP_DMA_CK>,
+			<&infracfg_ao CK_INFRA_SEJ_CK>,
+			<&infracfg_ao CK_INFRA_SEJ_13M_CK>,
+			<&infracfg_ao CK_INFRA_THERM_CK>,
+			<&infracfg_ao CK_INFRA_I2CO_CK>,
+			<&infracfg_ao CK_INFRA_UART0_CK>,
+			<&infracfg_ao CK_INFRA_UART1_CK>,
+			<&infracfg_ao CK_INFRA_UART2_CK>,
+			<&infracfg_ao CK_INFRA_NFI1_CK>,
+			<&infracfg_ao CK_INFRA_SPINFI1_CK>,
+			<&infracfg_ao CK_INFRA_NFI_HCK_CK>,
+			<&infracfg_ao CK_INFRA_SPI0_CK>,
+			<&infracfg_ao CK_INFRA_SPI1_CK>,
+			<&infracfg_ao CK_INFRA_SPI0_HCK_CK>,
+			<&infracfg_ao CK_INFRA_SPI1_HCK_CK>,
+			<&infracfg_ao CK_INFRA_FRTC_CK>,
+			<&infracfg_ao CK_INFRA_MSDC_CK>,
+			<&infracfg_ao CK_INFRA_MSDC_HCK_CK>,
+			<&infracfg_ao CK_INFRA_MSDC_133M_CK>,
+			<&infracfg_ao CK_INFRA_MSDC_66M_CK>,
+			<&infracfg_ao CK_INFRA_ADC_26M_CK>,
+			<&infracfg_ao CK_INFRA_ADC_FRC_CK>,
+			<&infracfg_ao CK_INFRA_FBIST2FPC_CK>,
+			<&infracfg_ao CK_INFRA_IUSB_133_CK>,
+			<&infracfg_ao CK_INFRA_IUSB_66M_CK>,
+			<&infracfg_ao CK_INFRA_IUSB_SYS_CK>,
+			<&infracfg_ao CK_INFRA_IUSB_CK>,
+			<&infracfg_ao CK_INFRA_IPCIE_CK>,
+			<&infracfg_ao CK_INFRA_IPCIER_CK>,
+			<&infracfg_ao CK_INFRA_IPCIEB_CK>,
+			<&topckgen CK_TOP_CB_M_416M>,
+			<&topckgen CK_TOP_CB_M_D2>,
+			<&topckgen CK_TOP_CB_M_D4>,
+			<&topckgen CK_TOP_CB_M_D8>,
+			<&topckgen CK_TOP_M_D8_D2>,
+			<&topckgen CK_TOP_M_D3_D2>,
+			<&topckgen CK_TOP_CB_MM_D2>,
+			<&topckgen CK_TOP_CB_MM_D4>,
+			<&topckgen CK_TOP_CB_MM_D8>,
+			<&topckgen CK_TOP_MM_D8_D2>,
+			<&topckgen CK_TOP_MM_D3_D8>,
+			<&topckgen CK_TOP_CB_U2_PHYD_CK>,
+			<&topckgen CK_TOP_CB_APLL2_196M>,
+			<&topckgen CK_TOP_APLL2_D4>,
+			<&topckgen CK_TOP_CB_NET1_D4>,
+			<&topckgen CK_TOP_CB_NET1_D5>,
+			<&topckgen CK_TOP_NET1_D5_D2>,
+			<&topckgen CK_TOP_NET1_D5_D4>,
+			<&topckgen CK_TOP_NET1_D8_D2>,
+			<&topckgen CK_TOP_NET1_D8_D4>,
+			<&topckgen CK_TOP_CB_NET2_800M>,
+			<&topckgen CK_TOP_CB_NET2_D4>,
+			<&topckgen CK_TOP_NET2_D4_D2>,
+			<&topckgen CK_TOP_NET2_D3_D2>,
+			<&topckgen CK_TOP_CB_WEDMCU_760M>,
+			<&topckgen CK_TOP_WEDMCU_D5_D2	>,
+			<&topckgen CK_TOP_CB_SGM_325M>,
+			<&topckgen CK_TOP_CB_CKSQ_40M_D2>,
+			<&topckgen CK_TOP_CB_RTC_32K>,
+			<&topckgen CK_TOP_CB_RTC_32P7K>,
+			<&topckgen CK_TOP_NFI1X>,
+			<&topckgen CK_TOP_USB_EQ_RX250M>,
+			<&topckgen CK_TOP_USB_TX250M>,
+			<&topckgen CK_TOP_USB_LN0_CK>,
+			<&topckgen CK_TOP_USB_CDR_CK>,
+			<&topckgen CK_TOP_SPINFI_BCK>,
+			<&topckgen CK_TOP_I2C_BCK>,
+			<&topckgen CK_TOP_PEXTP_TL>,
+			<&topckgen CK_TOP_EMMC_250M>,
+			<&topckgen CK_TOP_EMMC_416M>,
+			<&topckgen CK_TOP_F_26M_ADC_CK>,
+			<&topckgen CK_TOP_SYSAXI>,
+			<&topckgen CK_TOP_NETSYS_WED_MCU>,
+			<&topckgen CK_TOP_NETSYS_2X>,
+			<&topckgen CK_TOP_SGM_325M>,
+			<&topckgen CK_TOP_A1SYS>,
+			<&topckgen CK_TOP_EIP_B>,
+			<&topckgen CK_TOP_F26M>,
+			<&topckgen CK_TOP_AUD_L>,
+			<&topckgen CK_TOP_A_TUNER>,
+			<&topckgen CK_TOP_U2U3_REF>,
+			<&topckgen CK_TOP_U2U3_SYS>,
+			<&topckgen CK_TOP_U2U3_XHCI>,
+			<&topckgen CK_TOP_AP2CNN_HOST>,
+			<&topckgen CK_TOP_NFI1X_SEL>,
+			<&topckgen CK_TOP_SPINFI_SEL>,
+			<&topckgen CK_TOP_SPI_SEL>,
+			<&topckgen CK_TOP_SPIM_MST_SEL>,
+			<&topckgen CK_TOP_UART_SEL>,
+			<&topckgen CK_TOP_PWM_SEL>,
+			<&topckgen CK_TOP_I2C_SEL>,
+			<&topckgen CK_TOP_PEXTP_TL_SEL>,
+			<&topckgen CK_TOP_EMMC_250M_SEL	>,
+			<&topckgen CK_TOP_EMMC_416M_SEL	>,
+			<&topckgen CK_TOP_F_26M_ADC_SEL>,
+			<&topckgen CK_TOP_DRAMC_SEL>,
+			<&topckgen CK_TOP_DRAMC_MD32_SEL>,
+			<&topckgen CK_TOP_SYSAXI_SEL>,
+			<&topckgen CK_TOP_SYSAPB_SEL>,
+			<&topckgen CK_TOP_ARM_DB_MAIN_SEL>,
+			<&topckgen CK_TOP_ARM_DB_JTSEL>,
+			<&topckgen CK_TOP_NETSYS_SEL>,
+			<&topckgen CK_TOP_NETSYS_500M_SEL>,
+			<&topckgen CK_TOP_NETSYS_MCU_SEL>,
+			<&topckgen CK_TOP_NETSYS_2X_SEL>,
+			<&topckgen CK_TOP_SGM_325M_SEL>,
+			<&topckgen CK_TOP_SGM_REG_SEL>,
+			<&topckgen CK_TOP_A1SYS_SEL>,
+			<&topckgen CK_TOP_CONN_MCUSYS_SEL>,
+			<&topckgen CK_TOP_EIP_B_SEL>,
+			<&topckgen CK_TOP_PCIE_PHY_SEL>,
+			<&topckgen CK_TOP_USB3_PHY_SEL>,
+			<&topckgen CK_TOP_F26M_SEL>,
+			<&topckgen CK_TOP_AUD_L_SEL>,
+			<&topckgen CK_TOP_A_TUNER_SEL>,
+			<&topckgen CK_TOP_U2U3_SEL>,
+			<&topckgen CK_TOP_U2U3_SYS_SEL>,
+			<&topckgen CK_TOP_U2U3_XHCI_SEL>,
+			<&topckgen CK_TOP_DA_U2_REFSEL>,
+			<&topckgen CK_TOP_DA_U2_CK_1P_SEL>,
+			<&topckgen CK_TOP_AP2CNN_HOST_SEL>,
+			<&ethsys CK_ETH_FE_EN>,
+			<&ethsys CK_ETH_GP2_EN>,
+			<&ethsys CK_ETH_GP1_EN>,
+			<&ethsys CK_ETH_WOCPU1_EN>,
+			<&ethsys CK_ETH_WOCPU0_EN>,
+			<&sgmiisys0 CK_SGM0_TX_EN>,
+			<&sgmiisys0 CK_SGM0_RX_EN>,
+			<&sgmiisys0 CK_SGM0_CK0_EN>,
+			<&sgmiisys0 CK_SGM0_CDR_CK0_EN>,
+			<&sgmiisys1 CK_SGM1_TX_EN>,
+			<&sgmiisys1 CK_SGM1_RX_EN>,
+			<&sgmiisys1 CK_SGM1_CK1_EN>,
+			<&sgmiisys1 CK_SGM1_CDR_CK1_EN>;
+
+
+		clock-names = "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11",
+		"12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23",
+		"24", "25", "26", "27", "28", "29", "30", "31", "32", "33", "34", "35",
+		"36", "37", "38", "39", "40", "41", "42", "43", "44", "45", "46", "47",
+		"48", "49", "50", "51", "52", "53", "54", "55", "56", "57", "58", "59",
+		"60", "61", "62", "63", "64", "65", "66", "67", "68", "69", "70", "71",
+		"72", "73", "74", "75", "76", "77", "78", "79", "80", "81", "82", "83",
+		"84", "85", "86", "87", "88", "89", "90", "91", "92", "93", "94", "95",
+		"96", "97", "98", "99", "100", "101", "102", "103", "104", "105", "106", "107",
+		"108", "109", "110", "111", "112", "113", "114", "115", "116", "117",
+		"118", "119", "120", "121", "122", "123",
+		"124", "125", "126", "127", "128", "129", "130", "131", "132", "133", "134", "135",
+		"136", "137", "138", "139", "140", "141", "142", "143", "144", "145", "146", "147",
+		"148", "149", "150", "151", "152", "153", "154", "155", "156", "157", "158", "159",
+		"160", "161", "162", "163", "164", "165", "166", "167", "168", "169", "170", "171",
+		"172", "173", "174", "175", "176", "177", "178", "179", "180", "181", "182", "183",
+		"184", "185", "186", "187", "188", "189", "190", "191", "192", "193", "194", "195",
+		"196", "197", "198", "199", "200", "201", "202", "203", "204", "205", "206", "207",
+		"208", "209", "210", "211", "212", "213", "214", "215", "216", "217", "218", "219", "220";
+	};
+};
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 13ac994..bd33947 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -16,6 +16,8 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/phy/phy.h>
 #include <dt-bindings/reset/ti-syscon.h>
+#include <dt-bindings/clock/mt7986-clk.h>
+
 / {
 	compatible = "mediatek,mt7986a-rfb";
 	interrupt-parent = <&gic>;
@@ -158,6 +160,13 @@
 		method      = "smc";
 	};
 
+	clk40m: oscillator@0 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <40000000>;
+		clock-output-names = "clkxtal";
+	};
+
 	system_clk: dummy_system_clk {
 		compatible = "fixed-clock";
 		clock-frequency = <40000000>;
@@ -199,6 +208,30 @@
 
 	};
 
+	infracfg_ao: infracfg_ao@10001000 {
+		compatible = "mediatek,mt7986-infracfg_ao", "syscon";
+		reg = <0 0x10001000 0 0x30>;
+		#clock-cells = <1>;
+	};
+
+	infracfg: infracfg@10001040 {
+		compatible = "mediatek,mt7986-infracfg", "syscon";
+		reg = <0 0x10001040 0 0x1000>;
+		#clock-cells = <1>;
+	};
+
+	topckgen: topckgen@1001B000 {
+		compatible = "mediatek,mt7986-topckgen", "syscon";
+		reg = <0 0x1001B000 0 0x1000>;
+		#clock-cells = <1>;
+	};
+
+	apmixedsys: apmixedsys@1001E000 {
+		compatible = "mediatek,mt7986-apmixedsys", "syscon";
+		reg = <0 0x1001E000 0 0x1000>;
+		#clock-cells = <1>;
+	};
+
 	watchdog: watchdog@1001c000 {
 		compatible = "mediatek,mt7622-wdt",
 			     "mediatek,mt6589-wdt";
@@ -367,13 +400,17 @@
 	};
 
 	sgmiisys0: syscon@10060000 {
-		compatible = "mediatek,mt7986-sgmiisys", "syscon";
+		compatible = "mediatek,mt7986-sgmiisys",
+				"mediatek,mt7986-sgmiisys_0",
+				"syscon";
 		reg = <0 0x10060000 0 0x1000>;
 		#clock-cells = <1>;
 	};
 
 	sgmiisys1: syscon@10070000 {
-		compatible = "mediatek,mt7986-sgmiisys", "syscon";
+		compatible = "mediatek,mt7986-sgmiisys",
+				 "mediatek,mt7986-sgmiisys_1",
+				 "syscon";
 		reg = <0 0x10070000 0 0x1000>;
 		#clock-cells = <1>;
 	};
@@ -513,4 +550,10 @@
 			status = "okay";
 		};
 	};
+
+	clkitg: clkitg {
+		compatible = "simple-bus";
+	};
 };
+
+#include "mt7986-clkitg.dtsi"
\ No newline at end of file