Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

11 files changed, 1566 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/vt8500/Makefile b/arch/arm/boot/dts/vt8500/Makefile
new file mode 100644
index 0000000000..255f4403af
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/Makefile
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_VT8500) += \
+	vt8500-bv07.dtb \
+	wm8505-ref.dtb \
+	wm8650-mid.dtb \
+	wm8750-apc8750.dtb \
+	wm8850-w70v2.dtb
diff --git a/arch/arm/boot/dts/vt8500/vt8500-bv07.dts b/arch/arm/boot/dts/vt8500/vt8500-bv07.dts
new file mode 100644
index 0000000000..e9f55bd30b
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/vt8500-bv07.dts
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * vt8500-bv07.dts - Device tree file for Benign BV07 Netbook
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/dts-v1/;
+/include/ "vt8500.dtsi"
+
+/ {
+	model = "Benign BV07 Netbook";
+};
+
+&fb {
+	bits-per-pixel = <16>;
+	display-timings {
+		native-mode = <&timing0>;
+		timing0: 800x480 {
+			clock-frequency = <0>; /* unused but required */
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <40>;
+			hback-porch = <88>;
+			hsync-len = <0>;
+			vback-porch = <32>;
+			vfront-porch = <11>;
+			vsync-len = <1>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/vt8500/vt8500.dtsi b/arch/arm/boot/dts/vt8500/vt8500.dtsi
new file mode 100644
index 0000000000..b7e09eff5b
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/vt8500.dtsi
@@ -0,0 +1,179 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * vt8500.dtsi - Device tree file for VIA VT8500 SoC
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "via,vt8500";
+
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0>;
+	};
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&intc>;
+
+		intc: interrupt-controller@d8140000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			reg = <0xd8140000 0x10000>;
+			#interrupt-cells = <1>;
+		};
+
+		pinctrl: pinctrl@d8110000 {
+			compatible = "via,vt8500-pinctrl";
+			reg = <0xd8110000 0x10000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		pmc@d8130000 {
+			compatible = "via,vt8500-pmc";
+			reg = <0xd8130000 0x1000>;
+
+			clocks {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ref24: ref24M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <24000000>;
+				};
+
+				clkuart0: uart0 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <1>;
+				};
+
+				clkuart1: uart1 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <2>;
+				};
+
+				clkuart2: uart2 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <3>;
+				};
+
+				clkuart3: uart3 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <4>;
+				};
+			};
+		};
+
+		timer@d8130100 {
+			compatible = "via,vt8500-timer";
+			reg = <0xd8130100 0x28>;
+			interrupts = <36>;
+		};
+
+		ehci@d8007900 {
+			compatible = "via,vt8500-ehci";
+			reg = <0xd8007900 0x200>;
+			interrupts = <43>;
+		};
+
+		uhci@d8007b00 {
+			compatible = "platform-uhci";
+			reg = <0xd8007b00 0x200>;
+			interrupts = <43>;
+		};
+
+		fb: fb@d8050800 {
+			compatible = "via,vt8500-fb";
+			reg = <0xd800e400 0x400>;
+			interrupts = <12>;
+		};
+
+		ge_rops@d8050400 {
+			compatible = "wm,prizm-ge-rops";
+			reg = <0xd8050400 0x100>;
+		};
+
+		uart0: serial@d8200000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8200000 0x1040>;
+			interrupts = <32>;
+			clocks = <&clkuart0>;
+			status = "disabled";
+		};
+
+		uart1: serial@d82b0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82b0000 0x1040>;
+			interrupts = <33>;
+			clocks = <&clkuart1>;
+			status = "disabled";
+		};
+
+		uart2: serial@d8210000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8210000 0x1040>;
+			interrupts = <47>;
+			clocks = <&clkuart2>;
+			status = "disabled";
+		};
+
+		uart3: serial@d82c0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82c0000 0x1040>;
+			interrupts = <50>;
+			clocks = <&clkuart3>;
+			status = "disabled";
+		};
+
+		rtc@d8100000 {
+			compatible = "via,vt8500-rtc";
+			reg = <0xd8100000 0x10000>;
+			interrupts = <48>;
+		};
+
+		ethernet@d8004000 {
+			compatible = "via,vt8500-rhine";
+			reg = <0xd8004000 0x100>;
+			interrupts = <10>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8505-ref.dts b/arch/arm/boot/dts/vt8500/wm8505-ref.dts
new file mode 100644
index 0000000000..2d77c08767
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8505-ref.dts
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8505-ref.dts - Device tree file for Wondermedia WM8505 reference netbook
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/dts-v1/;
+/include/ "wm8505.dtsi"
+
+/ {
+	model = "Wondermedia WM8505 Netbook";
+};
+
+&fb {
+	bits-per-pixel = <32>;
+	display-timings {
+		native-mode = <&timing0>;
+		timing0: 800x480 {
+			clock-frequency = <0>; /* unused but required */
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <40>;
+			hback-porch = <88>;
+			hsync-len = <0>;
+			vback-porch = <32>;
+			vfront-porch = <11>;
+			vsync-len = <1>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8505.dtsi b/arch/arm/boot/dts/vt8500/wm8505.dtsi
new file mode 100644
index 0000000000..168cd12b07
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8505.dtsi
@@ -0,0 +1,294 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8505.dtsi - Device tree file for Wondermedia WM8505 SoC
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "wm,wm8505";
+
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0>;
+	};
+
+ 	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+		serial4 = &uart4;
+		serial5 = &uart5;
+ 	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&intc0>;
+
+		intc0: interrupt-controller@d8140000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			reg = <0xd8140000 0x10000>;
+			#interrupt-cells = <1>;
+		};
+
+		/* Secondary IC cascaded to intc0 */
+		intc1: interrupt-controller@d8150000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			reg = <0xD8150000 0x10000>;
+			interrupts = <56 57 58 59 60 61 62 63>;
+		};
+
+		pinctrl: pinctrl@d8110000 {
+			compatible = "wm,wm8505-pinctrl";
+			reg = <0xd8110000 0x10000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		pmc@d8130000 {
+			compatible = "via,vt8500-pmc";
+			reg = <0xd8130000 0x1000>;
+			clocks {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ref24: ref24M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <24000000>;
+				};
+
+				ref25: ref25M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <25000000>;
+				};
+
+				plla: plla {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x200>;
+				};
+
+				pllb: pllb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x204>;
+				};
+
+				pllc: pllc {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x208>;
+				};
+
+				plld: plld {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x20c>;
+				};
+
+				clkarm: arm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plla>;
+					divisor-reg = <0x300>;
+				};
+
+				clkahb: ahb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x304>;
+				};
+
+				clkapb: apb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x350>;
+				};
+
+				clkddr: ddr {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plld>;
+					divisor-reg = <0x310>;
+				};
+
+				clkuart0: uart0 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <1>;
+				};
+
+				clkuart1: uart1 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <2>;
+				};
+
+				clkuart2: uart2 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <3>;
+				};
+
+				clkuart3: uart3 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <4>;
+				};
+
+				clkuart4: uart4 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <22>;
+				};
+
+				clkuart5: uart5 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <23>;
+				};
+
+				clksdhc: sdhc {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x328>;
+					divisor-mask = <0x3f>;
+					enable-reg = <0x254>;
+					enable-bit = <18>;
+				};
+			};
+		};
+
+		timer@d8130100 {
+			compatible = "via,vt8500-timer";
+			reg = <0xd8130100 0x28>;
+			interrupts = <36>;
+		};
+
+		ehci@d8007100 {
+			compatible = "via,vt8500-ehci";
+			reg = <0xd8007100 0x200>;
+			interrupts = <1>;
+		};
+
+		uhci@d8007300 {
+			compatible = "platform-uhci";
+			reg = <0xd8007300 0x200>;
+			interrupts = <0>;
+		};
+
+		fb: fb@d8050800 {
+			compatible = "wm,wm8505-fb";
+			reg = <0xd8050800 0x200>;
+		};
+
+		ge_rops@d8050400 {
+			compatible = "wm,prizm-ge-rops";
+			reg = <0xd8050400 0x100>;
+		};
+
+		uart0: serial@d8200000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8200000 0x1040>;
+			interrupts = <32>;
+			clocks = <&clkuart0>;
+			status = "disabled";
+		};
+
+		uart1: serial@d82b0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82b0000 0x1040>;
+			interrupts = <33>;
+			clocks = <&clkuart1>;
+			status = "disabled";
+		};
+
+		uart2: serial@d8210000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8210000 0x1040>;
+			interrupts = <47>;
+			clocks = <&clkuart2>;
+			status = "disabled";
+		};
+
+		uart3: serial@d82c0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82c0000 0x1040>;
+			interrupts = <50>;
+			clocks = <&clkuart3>;
+			status = "disabled";
+		};
+
+		uart4: serial@d8370000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8370000 0x1040>;
+			interrupts = <31>;
+			clocks = <&clkuart4>;
+			status = "disabled";
+		};
+
+		uart5: serial@d8380000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8380000 0x1040>;
+			interrupts = <30>;
+			clocks = <&clkuart5>;
+			status = "disabled";
+		};
+
+		rtc@d8100000 {
+			compatible = "via,vt8500-rtc";
+			reg = <0xd8100000 0x10000>;
+			interrupts = <48>;
+		};
+
+		sdhc@d800a000 {
+			compatible = "wm,wm8505-sdhc";
+			reg = <0xd800a000 0x400>;
+			interrupts = <20>, <21>;
+			clocks = <&clksdhc>;
+			bus-width = <4>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8650-mid.dts b/arch/arm/boot/dts/vt8500/wm8650-mid.dts
new file mode 100644
index 0000000000..f6a42149a0
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8650-mid.dts
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8650-mid.dts - Device tree file for Wondermedia WM8650-MID Tablet
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/dts-v1/;
+/include/ "wm8650.dtsi"
+
+/ {
+	model = "Wondermedia WM8650-MID Tablet";
+};
+
+&fb {
+	bits-per-pixel = <16>;
+
+	display-timings {
+		native-mode = <&timing0>;
+		timing0: 800x480 {
+			clock-frequency = <0>; /* unused but required */
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <40>;
+			hback-porch = <88>;
+			hsync-len = <0>;
+			vback-porch = <32>;
+			vfront-porch = <11>;
+			vsync-len = <1>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8650.dtsi b/arch/arm/boot/dts/vt8500/wm8650.dtsi
new file mode 100644
index 0000000000..bc057b6f7d
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8650.dtsi
@@ -0,0 +1,241 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8650.dtsi - Device tree file for Wondermedia WM8650 SoC
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "wm,wm8650";
+
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm926ej-s";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0>;
+	};
+
+ 	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&intc0>;
+
+		intc0: interrupt-controller@d8140000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			reg = <0xd8140000 0x10000>;
+			#interrupt-cells = <1>;
+		};
+
+		/* Secondary IC cascaded to intc0 */
+		intc1: interrupt-controller@d8150000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			reg = <0xD8150000 0x10000>;
+			interrupts = <56 57 58 59 60 61 62 63>;
+		};
+
+		pinctrl: pinctrl@d8110000 {
+			compatible = "wm,wm8650-pinctrl";
+			reg = <0xd8110000 0x10000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		pmc@d8130000 {
+			compatible = "via,vt8500-pmc";
+			reg = <0xd8130000 0x1000>;
+
+			clocks {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ref25: ref25M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <25000000>;
+				};
+
+				ref24: ref24M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <24000000>;
+				};
+
+				plla: plla {
+					#clock-cells = <0>;
+					compatible = "wm,wm8650-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x200>;
+				};
+
+				pllb: pllb {
+					#clock-cells = <0>;
+					compatible = "wm,wm8650-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x204>;
+				};
+
+				pllc: pllc {
+					#clock-cells = <0>;
+					compatible = "wm,wm8650-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x208>;
+				};
+
+				plld: plld {
+					#clock-cells = <0>;
+					compatible = "wm,wm8650-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x20c>;
+				};
+
+				plle: plle {
+					#clock-cells = <0>;
+					compatible = "wm,wm8650-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x210>;
+				};
+
+				clkarm: arm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plla>;
+					divisor-reg = <0x300>;
+				};
+
+				clkahb: ahb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x304>;
+				};
+
+				clkapb: apb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x320>;
+				};
+
+				clkddr: ddr {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plld>;
+					divisor-reg = <0x310>;
+				};
+
+				clkuart0: uart0 {
+ 					#clock-cells = <0>;
+ 					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <1>;
+ 				};
+
+				clkuart1: uart1 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x250>;
+					enable-bit = <2>;
+				};
+
+				clksdhc: sdhc {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x328>;
+					divisor-mask = <0x3f>;
+					enable-reg = <0x254>;
+					enable-bit = <18>;
+				};
+			};
+		};
+
+		timer@d8130100 {
+			compatible = "via,vt8500-timer";
+			reg = <0xd8130100 0x28>;
+			interrupts = <36>;
+		};
+
+		ehci@d8007900 {
+			compatible = "via,vt8500-ehci";
+			reg = <0xd8007900 0x200>;
+			interrupts = <43>;
+		};
+
+		uhci@d8007b00 {
+			compatible = "platform-uhci";
+			reg = <0xd8007b00 0x200>;
+			interrupts = <43>;
+		};
+
+		sdhc@d800a000 {
+			compatible = "wm,wm8505-sdhc";
+			reg = <0xd800a000 0x400>;
+			interrupts = <20>, <21>;
+			clocks = <&clksdhc>;
+			bus-width = <4>;
+			sdon-inverted;
+		};
+
+		fb: fb@d8050800 {
+			compatible = "wm,wm8505-fb";
+			reg = <0xd8050800 0x200>;
+		};
+
+		ge_rops@d8050400 {
+			compatible = "wm,prizm-ge-rops";
+			reg = <0xd8050400 0x100>;
+		};
+
+		uart0: serial@d8200000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8200000 0x1040>;
+			interrupts = <32>;
+			clocks = <&clkuart0>;
+			status = "disabled";
+		};
+
+		uart1: serial@d82b0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82b0000 0x1040>;
+			interrupts = <33>;
+			clocks = <&clkuart1>;
+			status = "disabled";
+		};
+
+		rtc@d8100000 {
+			compatible = "via,vt8500-rtc";
+			reg = <0xd8100000 0x10000>;
+			interrupts = <48>;
+		};
+
+		ethernet@d8004000 {
+			compatible = "via,vt8500-rhine";
+			reg = <0xd8004000 0x100>;
+			interrupts = <10>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8750-apc8750.dts b/arch/arm/boot/dts/vt8500/wm8750-apc8750.dts
new file mode 100644
index 0000000000..136e812bc1
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8750-apc8750.dts
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8750-apc8750.dts
+ *  - Device tree file for VIA APC8750
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/dts-v1/;
+/include/ "wm8750.dtsi"
+
+/ {
+	model = "VIA APC8750";
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c>;
+
+	i2c: i2c {
+		wm,pins = <168 169 170 171>;
+		wm,function = <2>;	/* alt */
+		wm,pull = <2>;	/* pull-up */
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8750.dtsi b/arch/arm/boot/dts/vt8500/wm8750.dtsi
new file mode 100644
index 0000000000..33aeb37491
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8750.dtsi
@@ -0,0 +1,351 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8750.dtsi - Device tree file for Wondermedia WM8750 SoC
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "wm,wm8750";
+
+	cpus {
+		#address-cells = <0>;
+		#size-cells = <0>;
+
+		cpu {
+			device_type = "cpu";
+			compatible = "arm,arm1176jzf";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0>;
+	};
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+		serial4 = &uart4;
+		serial5 = &uart5;
+		i2c0 = &i2c_0;
+		i2c1 = &i2c_1;
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&intc0>;
+
+		intc0: interrupt-controller@d8140000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			reg = <0xd8140000 0x10000>;
+			#interrupt-cells = <1>;
+		};
+
+		/* Secondary IC cascaded to intc0 */
+		intc1: interrupt-controller@d8150000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			reg = <0xD8150000 0x10000>;
+			interrupts = <56 57 58 59 60 61 62 63>;
+		};
+
+		pinctrl: pinctrl@d8110000 {
+			compatible = "wm,wm8750-pinctrl";
+			reg = <0xd8110000 0x10000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		pmc@d8130000 {
+			compatible = "via,vt8500-pmc";
+			reg = <0xd8130000 0x1000>;
+
+			clocks {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ref24: ref24M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <24000000>;
+				};
+
+				ref25: ref25M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <25000000>;
+				};
+
+				plla: plla {
+					#clock-cells = <0>;
+					compatible = "wm,wm8750-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x200>;
+				};
+
+				pllb: pllb {
+					#clock-cells = <0>;
+					compatible = "wm,wm8750-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x204>;
+				};
+
+				pllc: pllc {
+					#clock-cells = <0>;
+					compatible = "wm,wm8750-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x208>;
+				};
+
+				plld: plld {
+					#clock-cells = <0>;
+					compatible = "wm,wm8750-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x20C>;
+				};
+
+				plle: plle {
+					#clock-cells = <0>;
+					compatible = "wm,wm8750-pll-clock";
+					clocks = <&ref25>;
+					reg = <0x210>;
+				};
+
+				clkarm: arm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plla>;
+					divisor-reg = <0x300>;
+				};
+
+				clkahb: ahb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x304>;
+				};
+
+				clkapb: apb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x320>;
+				};
+
+				clkddr: ddr {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plld>;
+					divisor-reg = <0x310>;
+				};
+
+				clkuart0: uart0 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x254>;
+					enable-bit = <24>;
+				};
+
+				clkuart1: uart1 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x254>;
+					enable-bit = <25>;
+				};
+
+                                clkuart2: uart2 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <26>;
+                                };
+
+                                clkuart3: uart3 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <27>;
+                                };
+
+                                clkuart4: uart4 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <28>;
+                                };
+
+                                clkuart5: uart5 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <29>;
+                                };
+
+				clkpwm: pwm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x350>;
+					enable-reg = <0x250>;
+					enable-bit = <17>;
+				};
+
+				clksdhc: sdhc {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x330>;
+					divisor-mask = <0x3f>;
+					enable-reg = <0x250>;
+					enable-bit = <0>;
+				};
+
+				clki2c0: i2c0clk {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x3A0>;
+					enable-reg = <0x250>;
+					enable-bit = <8>;
+				};
+
+				clki2c1: i2c1clk {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x3A4>;
+					enable-reg = <0x250>;
+					enable-bit = <9>;
+				};
+			};
+		};
+
+		pwm: pwm@d8220000 {
+			#pwm-cells = <3>;
+			compatible = "via,vt8500-pwm";
+			reg = <0xd8220000 0x100>;
+			clocks = <&clkpwm>;
+		};
+
+		timer@d8130100 {
+			compatible = "via,vt8500-timer";
+			reg = <0xd8130100 0x28>;
+			interrupts = <36>;
+		};
+
+		ehci@d8007900 {
+			compatible = "via,vt8500-ehci";
+			reg = <0xd8007900 0x200>;
+			interrupts = <26>;
+		};
+
+		uhci@d8007b00 {
+			compatible = "platform-uhci";
+			reg = <0xd8007b00 0x200>;
+			interrupts = <26>;
+		};
+
+		uhci@d8008d00 {
+			compatible = "platform-uhci";
+			reg = <0xd8008d00 0x200>;
+			interrupts = <26>;
+		};
+
+		uart0: serial@d8200000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8200000 0x1040>;
+			interrupts = <32>;
+			clocks = <&clkuart0>;
+			status = "disabled";
+		};
+
+		uart1: serial@d82b0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82b0000 0x1040>;
+			interrupts = <33>;
+			clocks = <&clkuart1>;
+			status = "disabled";
+		};
+
+                uart2: serial@d8210000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd8210000 0x1040>;
+                        interrupts = <47>;
+                        clocks = <&clkuart2>;
+			status = "disabled";
+                };
+
+                uart3: serial@d82c0000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd82c0000 0x1040>;
+                        interrupts = <50>;
+                        clocks = <&clkuart3>;
+			status = "disabled";
+                };
+
+                uart4: serial@d8370000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd8370000 0x1040>;
+                        interrupts = <30>;
+                        clocks = <&clkuart4>;
+			status = "disabled";
+                };
+
+                uart5: serial@d8380000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd8380000 0x1040>;
+                        interrupts = <43>;
+                        clocks = <&clkuart5>;
+			status = "disabled";
+                };
+
+		rtc@d8100000 {
+			compatible = "via,vt8500-rtc";
+			reg = <0xd8100000 0x10000>;
+			interrupts = <48>;
+		};
+
+		sdhc@d800a000 {
+			compatible = "wm,wm8505-sdhc";
+			reg = <0xd800a000 0x1000>;
+			interrupts = <20 21>;
+			clocks = <&clksdhc>;
+			bus-width = <4>;
+			sdon-inverted;
+		};
+
+		i2c_0: i2c@d8280000 {
+			compatible = "wm,wm8505-i2c";
+			reg = <0xd8280000 0x1000>;
+			interrupts = <19>;
+			clocks = <&clki2c0>;
+			clock-frequency = <400000>;
+		};
+
+		i2c_1: i2c@d8320000 {
+			compatible = "wm,wm8505-i2c";
+			reg = <0xd8320000 0x1000>;
+			interrupts = <18>;
+			clocks = <&clki2c1>;
+			clock-frequency = <400000>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8850-w70v2.dts b/arch/arm/boot/dts/vt8500/wm8850-w70v2.dts
new file mode 100644
index 0000000000..c7a6fe0ce4
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8850-w70v2.dts
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8850-w70v2.dts
+ *  - Device tree file for Wondermedia WM8850 Tablet
+ *  - 'W70-V2' mainboard
+ *  - HongLianYing 'HLY070ML268-21A' 7" LCD panel
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/dts-v1/;
+/include/ "wm8850.dtsi"
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+	model = "Wondermedia WM8850-W70v2 Tablet";
+
+	backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
+
+		brightness-levels = <0 40 60 80 100 130 190 255>;
+		default-brightness-level = <5>;
+	};
+};
+
+&fb {
+	bits-per-pixel = <16>;
+	display-timings {
+		native-mode = <&timing0>;
+		timing0: 800x480 {
+			clock-frequency = <0>; /* unused but required */
+			hactive = <800>;
+			vactive = <480>;
+			hfront-porch = <40>;
+			hback-porch = <88>;
+			hsync-len = <0>;
+			vback-porch = <32>;
+			vfront-porch = <11>;
+			vsync-len = <1>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/vt8500/wm8850.dtsi b/arch/arm/boot/dts/vt8500/wm8850.dtsi
new file mode 100644
index 0000000000..65c9271050
--- /dev/null
+++ b/arch/arm/boot/dts/vt8500/wm8850.dtsi
@@ -0,0 +1,312 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * wm8850.dtsi - Device tree file for Wondermedia WM8850 SoC
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "wm,wm8850";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a9";
+			reg = <0x0>;
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0>;
+	};
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+	};
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges;
+		interrupt-parent = <&intc0>;
+
+		intc0: interrupt-controller@d8140000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			reg = <0xd8140000 0x10000>;
+			#interrupt-cells = <1>;
+		};
+
+		/* Secondary IC cascaded to intc0 */
+		intc1: interrupt-controller@d8150000 {
+			compatible = "via,vt8500-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			reg = <0xD8150000 0x10000>;
+			interrupts = <56 57 58 59 60 61 62 63>;
+		};
+
+		pinctrl: pinctrl@d8110000 {
+			compatible = "wm,wm8850-pinctrl";
+			reg = <0xd8110000 0x10000>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		pmc@d8130000 {
+			compatible = "via,vt8500-pmc";
+			reg = <0xd8130000 0x1000>;
+
+			clocks {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				ref25: ref25M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <25000000>;
+				};
+
+				ref24: ref24M {
+					#clock-cells = <0>;
+					compatible = "fixed-clock";
+					clock-frequency = <24000000>;
+				};
+
+				plla: plla {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x200>;
+				};
+
+				pllb: pllb {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x204>;
+				};
+
+				pllc: pllc {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x208>;
+				};
+
+				plld: plld {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x20c>;
+				};
+
+				plle: plle {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x210>;
+				};
+
+				pllf: pllf {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x214>;
+				};
+
+				pllg: pllg {
+					#clock-cells = <0>;
+					compatible = "wm,wm8850-pll-clock";
+					clocks = <&ref24>;
+					reg = <0x218>;
+				};
+
+				clkarm: arm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plla>;
+					divisor-reg = <0x300>;
+				};
+
+				clkahb: ahb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x304>;
+				};
+
+				clkapb: apb {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x320>;
+				};
+
+				clkddr: ddr {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&plld>;
+					divisor-reg = <0x310>;
+				};
+
+				clkuart0: uart0 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x254>;
+					enable-bit = <24>;
+				};
+
+				clkuart1: uart1 {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&ref24>;
+					enable-reg = <0x254>;
+					enable-bit = <25>;
+				};
+
+                                clkuart2: uart2 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <26>;
+                                };
+
+                                clkuart3: uart3 {
+                                        #clock-cells = <0>;
+                                        compatible = "via,vt8500-device-clock";
+                                        clocks = <&ref24>;
+                                        enable-reg = <0x254>;
+                                        enable-bit = <27>;
+                                };
+
+				clkpwm: pwm {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x350>;
+					enable-reg = <0x250>;
+					enable-bit = <17>;
+				};
+
+				clksdhc: sdhc {
+					#clock-cells = <0>;
+					compatible = "via,vt8500-device-clock";
+					clocks = <&pllb>;
+					divisor-reg = <0x330>;
+					divisor-mask = <0x3f>;
+					enable-reg = <0x250>;
+					enable-bit = <0>;
+				};
+			};
+		};
+
+		fb: fb@d8051700 {
+			compatible = "wm,wm8505-fb";
+			reg = <0xd8051700 0x200>;
+		};
+
+		ge_rops@d8050400 {
+			compatible = "wm,prizm-ge-rops";
+			reg = <0xd8050400 0x100>;
+		};
+
+		pwm: pwm@d8220000 {
+			#pwm-cells = <3>;
+			compatible = "via,vt8500-pwm";
+			reg = <0xd8220000 0x100>;
+			clocks = <&clkpwm>;
+		};
+
+		timer@d8130100 {
+			compatible = "via,vt8500-timer";
+			reg = <0xd8130100 0x28>;
+			interrupts = <36>;
+		};
+
+		ehci@d8007900 {
+			compatible = "via,vt8500-ehci";
+			reg = <0xd8007900 0x200>;
+			interrupts = <26>;
+		};
+
+		uhci@d8007b00 {
+			compatible = "platform-uhci";
+			reg = <0xd8007b00 0x200>;
+			interrupts = <26>;
+		};
+
+		uhci@d8008d00 {
+			compatible = "platform-uhci";
+			reg = <0xd8008d00 0x200>;
+			interrupts = <26>;
+		};
+
+		uart0: serial@d8200000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd8200000 0x1040>;
+			interrupts = <32>;
+			clocks = <&clkuart0>;
+			status = "disabled";
+		};
+
+		uart1: serial@d82b0000 {
+			compatible = "via,vt8500-uart";
+			reg = <0xd82b0000 0x1040>;
+			interrupts = <33>;
+			clocks = <&clkuart1>;
+			status = "disabled";
+		};
+
+                uart2: serial@d8210000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd8210000 0x1040>;
+                        interrupts = <47>;
+                        clocks = <&clkuart2>;
+			status = "disabled";
+                };
+
+                uart3: serial@d82c0000 {
+                        compatible = "via,vt8500-uart";
+                        reg = <0xd82c0000 0x1040>;
+                        interrupts = <50>;
+                        clocks = <&clkuart3>;
+			status = "disabled";
+                };
+
+		rtc@d8100000 {
+			compatible = "via,vt8500-rtc";
+			reg = <0xd8100000 0x10000>;
+			interrupts = <48>;
+		};
+
+		sdhc@d800a000 {
+			compatible = "wm,wm8505-sdhc";
+			reg = <0xd800a000 0x1000>;
+			interrupts = <20 21>;
+			clocks = <&clksdhc>;
+			bus-width = <4>;
+			sdon-inverted;
+		};
+
+		ethernet@d8004000 {
+			compatible = "via,vt8500-rhine";
+			reg = <0xd8004000 0x100>;
+			interrupts = <10>;
+                };
+	};
+};