diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 690deca37e4f..eddb6b326fde 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -373,6 +373,391 @@
 			interrupts = <GIC_SPI 625 IRQ_TYPE_LEVEL_HIGH 0>;
 		};
 
+		usi1: usi@109000c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109000c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_0>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_0>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1000>;
+			status = "disabled";
+
+			hsi2c_1: i2c@10900000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10900000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_0>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_0>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 635 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c1_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_1: serial@10900000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10900000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_0>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_0>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 635 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart1_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_1: spi@10900000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10900000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_0>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_0>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 635 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi1_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi2: usi@109100c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109100c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_1>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_1>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1004>;
+			status = "disabled";
+
+			hsi2c_2: i2c@10910000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10910000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_1>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_1>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 636 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c2_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_2: serial@10910000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10910000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_1>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_1>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 636 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart2_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_2: spi@10910000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10910000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_1>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_1>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 636 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi2_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi3: usi@109200c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109200c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_2>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_2>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1008>;
+			status = "disabled";
+
+			hsi2c_3: i2c@10920000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10920000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_2>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 637 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c3_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_3: serial@10920000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10920000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_2>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 637 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart3_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_3: spi@10920000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10920000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_2>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 637 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi3_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi4: usi@109300c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109300c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_3>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_3>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x100c>;
+			status = "disabled";
+
+			hsi2c_4: i2c@10930000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10930000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_3>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_3>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 638 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c4_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_4: serial@10930000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10930000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_3>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_3>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 638 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart4_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_4: spi@10930000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10930000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_3>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_3>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 638 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi4_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi5: usi@109400c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109400c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_4>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_4>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1010>;
+			status = "disabled";
+
+			hsi2c_5: i2c@10940000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10940000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_4>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_4>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 639 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c5_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_5: serial@10940000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10940000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_4>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_4>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 639 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart5_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_5: spi@10940000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10940000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_4>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_4>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 639 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi5_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi6: usi@109500c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109500c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_5>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_5>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1014>;
+			status = "disabled";
+
+			hsi2c_6: i2c@10950000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10950000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_5>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_5>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 640 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c6_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_6: serial@10950000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10950000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_5>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_5>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 640 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart6_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_6: spi@10950000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10950000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_5>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_5>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 640 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi6_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi7: usi@109600c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x109600c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_6>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_6>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1018>;
+			status = "disabled";
+
+			hsi2c_7: i2c@10960000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10960000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_6>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_6>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 641 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c7_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_7: serial@10960000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10960000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_6>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_6>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 641 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart7_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_7: spi@10960000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10960000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_6>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_6>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 641 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi7_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
 		usi8: usi@109700c0 {
 			compatible = "google,gs101-usi", "samsung,exynos850-usi";
 			reg = <0x109700c0 0x20>;
@@ -399,6 +784,33 @@
 				pinctrl-names = "default";
 				status = "disabled";
 			};
+
+			serial_8: serial@10970000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10970000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_7>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_7>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 642 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart8_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_8: spi@10970000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10970000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_7>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_7>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 642 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi8_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
 		};
 
 		usi_uart: usi@10a000c0 {
@@ -428,6 +840,61 @@
 			};
 		};
 
+		usi14: usi@10a200c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10a200c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_2>,
+				 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_2>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric0 0x1028>;
+			status = "disabled";
+
+			hsi2c_14: i2c@10a20000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10a20000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_2>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 643 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c14_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_14: serial@10a20000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10a20000 0xc0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_2>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 643 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart14_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_14: spi@10a20000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10a20000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_2>,
+					 <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_2>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 643 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi14_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
 		cmu_peric1: clock-controller@10c00000 {
 			compatible = "google,gs101-cmu-peric1";
 			reg = <0x10c00000 0x4000>;
@@ -450,6 +917,226 @@
 			interrupts = <GIC_SPI 644 IRQ_TYPE_LEVEL_HIGH 0>;
 		};
 
+		usi0: usi@10d100c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10d100c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_1>,
+				 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_1>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric1 0x1000>;
+			status = "disabled";
+
+			hsi2c_0: i2c@10d10000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10d10000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_1>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_1>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 651 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c0_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_usi0: serial@10d10000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d10000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_1>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_1>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 651 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart0_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_0: spi@10d10000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d10000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_1>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_1>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 651 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi0_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi9: usi@10d200c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10d200c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_2>,
+				 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_2>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric1 0x1004>;
+			status = "disabled";
+
+			hsi2c_9: i2c@10d20000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10d20000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_2>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_2>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 652 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c9_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_9: serial@10d20000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d20000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_2>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_2>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 652 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart9_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_9: spi@10d20000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d20000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_2>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_2>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 652 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi9_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi10: usi@10d300c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10d300c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_3>,
+				 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_3>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric1 0x1008>;
+			status = "disabled";
+
+			hsi2c_10: i2c@10d30000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10d30000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_3>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_3>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 653 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c10_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_10: serial@10d30000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d30000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_3>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_3>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 653 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart10_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_10: spi@10d30000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d30000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_3>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_3>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 653 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi10_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi11: usi@10d400c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10d400c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_4>,
+				 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_4>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric1 0x100c>;
+			status = "disabled";
+
+			hsi2c_11: i2c@10d40000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10d40000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_4>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_4>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 654 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c11_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_11: serial@10d40000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d40000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_4>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_4>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 654 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart11_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_11: spi@10d40000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d40000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_4>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_4>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 654 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi11_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
 		usi12: usi@10d500c0 {
 			compatible = "google,gs101-usi", "samsung,exynos850-usi";
 			reg = <0x10d500c0 0x20>;
@@ -476,6 +1163,88 @@
 				pinctrl-names = "default";
 				status = "disabled";
 			};
+
+			serial_12: serial@10d50000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d50000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_5>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_5>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 655 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart12_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_12: spi@10d50000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d50000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_5>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_5>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 655 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi12_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+		};
+
+		usi13: usi@10d600c0 {
+			compatible = "google,gs101-usi", "samsung,exynos850-usi";
+			reg = <0x10d600c0 0x20>;
+			ranges;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_6>,
+				 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_6>;
+			clock-names = "pclk", "ipclk";
+			samsung,sysreg = <&sysreg_peric1 0x1014>;
+			status = "disabled";
+
+			hsi2c_13: i2c@10d60000 {
+				compatible = "google,gs101-hsi2c",
+					     "samsung,exynosautov9-hsi2c";
+				reg = <0x10d60000 0xc0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_6>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_6>;
+				clock-names = "hsi2c", "hsi2c_pclk";
+				interrupts = <GIC_SPI 656 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&hsi2c13_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
+			serial_13: serial@10d60000 {
+				compatible = "google,gs101-uart";
+				reg = <0x10d60000 0xc0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_6>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_6>;
+				clock-names = "uart", "clk_uart_baud0";
+				interrupts = <GIC_SPI 656 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&uart13_bus_single>;
+				pinctrl-names = "default";
+				samsung,uart-fifosize = <64>;
+				status = "disabled";
+			};
+
+			spi_13: spi@10d60000 {
+				compatible = "google,gs101-spi";
+				reg = <0x10d60000 0x30>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_6>,
+					 <&cmu_peric1 CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_6>;
+				clock-names = "spi", "spi_busclk0";
+				interrupts = <GIC_SPI 656 IRQ_TYPE_LEVEL_HIGH 0>;
+				pinctrl-0 = <&spi13_bus>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
 		};
 
 		pinctrl_hsi1: pinctrl@11840000 {