Merge tag 'arm-late-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull more ARM SoC updates from Arnd Bergmann: "This is the second part of the general SoC updates, containing everything that did not make it in the initial pull request, or that came in as a bugfix later. - Devicetree updates for SoCFPGA, ASPEED, AT91 and Rockchip, including a new machine using an ASPEED BMC. - More DT fixes from Krzysztof Kozlowski across platforms - A new SoC platform for the GXP baseboard management controller, used in current server products from HPE" * tag 'arm-late-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (56 commits) ARM: configs: Enable more audio support for i.MX tee: optee: Pass a pointer to virt_addr_valid() arm64: dts: rockchip: rename Quartz64-A bluetooth gpios arm64: dts: rockchip: add clocks property to cru node rk3368 arm64: dts: rockchip: add clocks property to cru node rk3308 arm64: dts: rockchip: add clocks to rk356x cru ARM: dts: rockchip: add clocks property to cru node rk3228 ARM: dts: rockchip: add clocks property to cru node rk3036 ARM: dts: rockchip: add clocks property to cru node rk3066a/rk3188 ARM: dts: rockchip: add clocks property to cru node rk3288 ARM: dts: rockchip: Remove "amba" bus nodes from rv1108 ARM: dts: rockchip: add clocks property to cru node rv1108 arm64: dts: sprd: use new 'dma-channels' property ARM: dts: da850: use new 'dma-channels' property ARM: dts: pxa: use new 'dma-channels/requests' properties soc: ixp4xx/qmgr: Fix unused match warning ARM: ep93xx: Make ts72xx_register_flash() static ARM: configs: enable support for Kontron KSwitch D10 ep93xx: clock: Do not return the address of the freed memory arm64: dts: intel: add device tree for n6000 ...
author: Linus Torvalds <torvalds@linux-foundation.org> 2022-06-03 00:27:44 +0200
committer: Linus Torvalds <torvalds@linux-foundation.org> 2022-06-03 00:27:44 +0200
commit: 09a018176ba246f00d6b6b526047d38dcd2955d3 (patch)
tree: 72179ffd954265eb70471e6416f915a9fd3a584d
parent: Merge tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/ke... (diff)
parent: Merge tag 'optee-warning-for-v5.19' of https://git.linaro.org/people/jens.wik... (diff)
download: linux-09a018176ba246f00d6b6b526047d38dcd2955d3.tar.xz
linux-09a018176ba246f00d6b6b526047d38dcd2955d3.zip
63 files changed, 1385 insertions, 101 deletions
diff --git a/Documentation/devicetree/bindings/arm/hpe,gxp.yaml b/Documentation/devicetree/bindings/arm/hpe,gxp.yaml
new file mode 100644
index 000000000000..224bbcb93f95
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/hpe,gxp.yaml
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/hpe,gxp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HPE BMC GXP platforms
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@hpe.com>
+  - Jean-Marie Verdun <verdun@hpe.com>
+
+properties:
+  compatible:
+    oneOf:
+      - description: GXP Based Boards
+        items:
+          - enum:
+              - hpe,gxp-dl360gen10
+          - const: hpe,gxp
+
+required:
+  - compatible
+
+additionalProperties: true
+
+...
diff --git a/Documentation/devicetree/bindings/arm/intel,socfpga.yaml b/Documentation/devicetree/bindings/arm/intel,socfpga.yaml
index 6e043459fcd5..61a454a40e87 100644
--- a/Documentation/devicetree/bindings/arm/intel,socfpga.yaml
+++ b/Documentation/devicetree/bindings/arm/intel,socfpga.yaml
@@ -18,6 +18,7 @@ properties:
         items:
           - enum:
               - intel,n5x-socdk
+              - intel,socfpga-agilex-n6000
               - intel,socfpga-agilex-socdk
           - const: intel,socfpga-agilex
 
diff --git a/Documentation/devicetree/bindings/gpio/gpio-altera.txt b/Documentation/devicetree/bindings/gpio/gpio-altera.txt
index 146e554b3c67..2a80e272cd66 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-altera.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-altera.txt
@@ -9,8 +9,9 @@ Required properties:
   - The second cell is reserved and is currently unused.
 - gpio-controller : Marks the device node as a GPIO controller.
 - interrupt-controller: Mark the device node as an interrupt controller
-- #interrupt-cells : Should be 1. The interrupt type is fixed in the hardware.
+- #interrupt-cells : Should be 2. The interrupt type is fixed in the hardware.
   - The first cell is the GPIO offset number within the GPIO controller.
+  - The second cell is the interrupt trigger type and level flags.
 - interrupts: Specify the interrupt.
 - altr,interrupt-type: Specifies the interrupt trigger type the GPIO
   hardware is synthesized. This field is required if the Altera GPIO controller
@@ -38,6 +39,6 @@ gpio_altr: gpio@ff200000 {
 	altr,interrupt-type = <IRQ_TYPE_EDGE_RISING>;
 	#gpio-cells = <2>;
 	gpio-controller;
-	#interrupt-cells = <1>;
+	#interrupt-cells = <2>;
 	interrupt-controller;
 };
diff --git a/Documentation/devicetree/bindings/soc/intel/intel,hps-copy-engine.yaml b/Documentation/devicetree/bindings/soc/intel/intel,hps-copy-engine.yaml
new file mode 100644
index 000000000000..8634865015cd
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/intel/intel,hps-copy-engine.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (C) 2022, Intel Corporation
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/soc/intel/intel,hps-copy-engine.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Intel HPS Copy Engine
+
+maintainers:
+  - Matthew Gerlach <matthew.gerlach@linux.intel.com>
+
+description: |
+  The Intel Hard Processor System (HPS) Copy Engine is an IP block used to copy
+  a bootable image from host memory to HPS DDR.  Additionally, there is a
+  register the HPS can use to indicate the state of booting the copied image as
+  well as a keep-a-live indication to the host.
+
+properties:
+  compatible:
+    const: intel,hps-copy-engine
+
+  '#dma-cells':
+    const: 1
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    bus@80000000 {
+        compatible = "simple-bus";
+        reg = <0x80000000 0x60000000>,
+              <0xf9000000 0x00100000>;
+        reg-names = "axi_h2f", "axi_h2f_lw";
+        #address-cells = <2>;
+        #size-cells = <1>;
+        ranges = <0x00000000 0x00000000 0xf9000000 0x00001000>;
+
+        dma-controller@0 {
+            compatible = "intel,hps-copy-engine";
+            reg = <0x00000000 0x00000000 0x00001000>;
+            #dma-cells = <1>;
+        };
+    };
diff --git a/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml b/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml
new file mode 100644
index 000000000000..d33d90f44d28
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/timer/hpe,gxp-timer.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HPE GXP Timer
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@hpe.com>
+  - Jean-Marie Verdun <verdun@hpe.com>
+
+properties:
+  compatible:
+    const: hpe,gxp-timer
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: iop
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    timer@c0000000 {
+        compatible = "hpe,gxp-timer";
+        reg = <0x80 0x16>;
+        interrupts = <0>;
+        interrupt-parent = <&vic0>;
+        clocks = <&iopclk>;
+        clock-names = "iop";
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 033a01b07f8f..2316278d9db9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2125,6 +2125,18 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kristoffer/linux-hpc.git
 F:	arch/arm/mach-sa1100/include/mach/jornada720.h
 F:	arch/arm/mach-sa1100/jornada720.c
 
+ARM/HPE GXP ARCHITECTURE
+M:	Jean-Marie Verdun <verdun@hpe.com>
+M:	Nick Hawkins <nick.hawkins@hpe.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/arm/hpe,gxp.yaml
+F:	Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml
+F:	arch/arm/boot/dts/hpe-bmc*
+F:	arch/arm/boot/dts/hpe-gxp*
+F:	arch/arm/mach-hpe/
+F:	drivers/clocksource/timer-gxp.c
+F:	drivers/watchdog/gxp-wdt.c
+
 ARM/IGEP MACHINE SUPPORT
 M:	Enric Balletbo i Serra <eballetbo@gmail.com>
 M:	Javier Martinez Canillas <javier@dowhile0.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 41b8b28b7a2d..f182f32145a8 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -531,6 +531,8 @@ source "arch/arm/mach-highbank/Kconfig"
 
 source "arch/arm/mach-hisi/Kconfig"
 
+source "arch/arm/mach-hpe/Kconfig"
+
 source "arch/arm/mach-imx/Kconfig"
 
 source "arch/arm/mach-iop32x/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 20242acb3f12..c8e3633f5434 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -179,6 +179,7 @@ machine-$(CONFIG_ARCH_FOOTBRIDGE)	+= footbridge
 machine-$(CONFIG_ARCH_GEMINI)		+= gemini
 machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
 machine-$(CONFIG_ARCH_HISI)		+= hisi
+machine-$(CONFIG_ARCH_HPE)		+= hpe
 machine-$(CONFIG_ARCH_IOP32X)		+= iop32x
 machine-$(CONFIG_ARCH_IXP4XX)		+= ixp4xx
 machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index edfbedaa6168..184899808ee7 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -259,6 +259,8 @@ dtb-$(CONFIG_ARCH_HISI) += \
 	hi3519-demb.dtb
 dtb-$(CONFIG_ARCH_HIX5HD2) += \
 	hisi-x5hd2-dkb.dtb
+dtb-$(CONFIG_ARCH_HPE_GXP) += \
+	hpe-bmc-dl360gen10.dtb
 dtb-$(CONFIG_ARCH_INTEGRATOR) += \
 	integratorap.dtb \
 	integratorap-im-pd1.dtb \
@@ -1584,6 +1586,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-lenovo-hr630.dtb \
 	aspeed-bmc-lenovo-hr855xg2.dtb \
 	aspeed-bmc-microsoft-olympus.dtb \
+	aspeed-bmc-nuvia-dc-scm.dtb \
 	aspeed-bmc-opp-lanyang.dtb \
 	aspeed-bmc-opp-mihawk.dtb \
 	aspeed-bmc-opp-mowgli.dtb \
diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
index b7eb552640cb..5a6063bd4508 100644
--- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts
@@ -23,6 +23,26 @@
 		reg = <0x80000000 0x80000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		video_engine_memory: video {
+			size = <0x04000000>;
+			alignment = <0x01000000>;
+			compatible = "shared-dma-pool";
+			reusable;
+		};
+
+		gfx_memory: framebuffer {
+			size = <0x01000000>;
+			alignment = <0x01000000>;
+			compatible = "shared-dma-pool";
+			reusable;
+		};
+	};
+
 	vcc_sdhci0: regulator-vcc-sdhci0 {
 		compatible = "regulator-fixed";
 		regulator-name = "SDHCI0 Vcc";
@@ -103,7 +123,7 @@
 &mac0 {
 	status = "okay";
 
-	phy-mode = "rgmii";
+	phy-mode = "rgmii-rxid";
 	phy-handle = <&ethphy0>;
 
 	pinctrl-names = "default";
@@ -114,7 +134,7 @@
 &mac1 {
 	status = "okay";
 
-	phy-mode = "rgmii";
+	phy-mode = "rgmii-rxid";
 	phy-handle = <&ethphy1>;
 
 	pinctrl-names = "default";
@@ -300,3 +320,18 @@
 	vqmmc-supply = <&vccq_sdhci1>;
 	clk-phase-sd-hs = <7>, <200>;
 };
+
+&vhub {
+	status = "okay";
+	pinctrl-names = "default";
+};
+
+&video {
+	status = "okay";
+	memory-region = <&video_engine_memory>;
+};
+
+&gfx {
+	status = "okay";
+	memory-region = <&gfx_memory>;
+};
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
index eaf1bc261ee3..41d2b1535d9a 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
@@ -51,26 +51,6 @@
 		};
 	};
 
-	spi2_gpio: spi2-gpio {
-		compatible = "spi-gpio";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		gpio-sck = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
-		gpio-mosi = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;
-		gpio-miso = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;
-		num-chipselects = <1>;
-		cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>;
-
-		flash@0 {
-			reg = <0>;
-			compatible = "jedec,spi-nor";
-			m25p,fast-read;
-			label = "pnor";
-			spi-max-frequency = <100000000>;
-		};
-	};
-
 	switchphy: ethernet-phy@0 {
 		// Fixed link
 	};
@@ -242,6 +222,19 @@
 	};
 };
 
+&spi2 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi2_default>;
+
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "pnor";
+		spi-max-frequency = <50000000>;
+	};
+};
+
 &i2c0 {
 	status = "okay";
 	ina230@45 {
@@ -260,6 +253,17 @@
 		reg = <0x4f>;
 	};
 
+	sled1_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED1_SWD_MUX", "SLED1_XRES_SWD_N",
+		"SLED1_CLKREQ_N", "SLED1_PCIE_PWR_EN";
+	};
+
 	sled1_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -310,6 +314,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c1 {
@@ -330,6 +339,17 @@
 		reg = <0x4f>;
 	};
 
+	sled2_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED2_SWD_MUX", "SLED2_XRES_SWD_N",
+		"SLED2_CLKREQ_N", "SLED2_PCIE_PWR_EN";
+	};
+
 	sled2_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -380,6 +400,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c2 {
@@ -400,6 +425,17 @@
 		reg = <0x4f>;
 	};
 
+	sled3_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED3_SWD_MUX", "SLED3_XRES_SWD_N",
+		"SLED3_CLKREQ_N", "SLED3_PCIE_PWR_EN";
+	};
+
 	sled3_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -450,6 +486,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c3 {
@@ -470,6 +511,17 @@
 		reg = <0x4f>;
 	};
 
+	sled4_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED4_SWD_MUX", "SLED4_XRES_SWD_N",
+		"SLED4_CLKREQ_N", "SLED4_PCIE_PWR_EN";
+	};
+
 	sled4_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -520,6 +572,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c4 {
@@ -540,6 +597,17 @@
 		reg = <0x4f>;
 	};
 
+	sled5_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED5_SWD_MUX", "SLED5_XRES_SWD_N",
+		"SLED5_CLKREQ_N", "SLED5_PCIE_PWR_EN";
+	};
+
 	sled5_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -590,6 +658,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c5 {
@@ -610,6 +683,17 @@
 		reg = <0x4f>;
 	};
 
+	sled6_ioexp41: pca9536@41 {
+		compatible = "nxp,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"SLED6_SWD_MUX", "SLED6_XRES_SWD_N",
+		"SLED6_CLKREQ_N", "SLED6_PCIE_PWR_EN";
+	};
+
 	sled6_ioexp: pca9539@76 {
 		compatible = "nxp,pca9539";
 		reg = <0x76>;
@@ -660,6 +744,11 @@
 			op-sink-microwatt = <10000000>;
 		};
 	};
+
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+	};
 };
 
 &i2c6 {
@@ -732,6 +821,8 @@
 		compatible = "adi,adm1278";
 		reg = <0x11>;
 		shunt-resistor-micro-ohms = <300>;
+		adi,volt-curr-sample-average = <128>;
+		adi,power-sample-average = <128>;
 	};
 
 	tmp421@4c {
@@ -771,43 +862,55 @@
 &gpio0 {
 	gpio-line-names =
 	/*A0-A7*/	"","","","","","","","",
-	/*B0-B7*/	"","","SEL_SPI2_MUX","SPI2_MUX1",
-			"SPI2_MUX2","SPI2_MUX3","","",
+	/*B0-B7*/	"FUSB302_SLED1_INT_N","FUSB302_SLED2_INT_N",
+			"SEL_SPI2_MUX","SPI2_MUX1",
+			"SPI2_MUX2","SPI2_MUX3",
+			"","FUSB302_SLED3_INT_N",
 	/*C0-C7*/	"","","","","","","","",
 	/*D0-D7*/	"","","","","","","","",
 	/*E0-E7*/	"","","","","","","","",
-	/*F0-F7*/	"","","","","","","","",
-	/*G0-G7*/	"BSM_FRU_WP","SWITCH_FRU_MUX","","",
+	/*F0-F7*/	"BMC_SLED1_STCK","BMC_SLED2_STCK",
+			"BMC_SLED3_STCK","BMC_SLED4_STCK",
+			"BMC_SLED5_STCK","BMC_SLED6_STCK",
+			"","",
+	/*G0-G7*/	"BSM_FRU_WP","SWITCH_FRU_MUX","","FM_SOL_UART_CH_SEL",
 			"PWRGD_P1V05_VDDCORE","PWRGD_P1V5_VDD","","",
 	/*H0-H7*/	"presence-riser1","presence-riser2",
 			"presence-sled1","presence-sled2",
 			"presence-sled3","presence-sled4",
 			"presence-sled5","presence-sled6",
-	/*I0-I7*/	"REV_ID0","","REV_ID1","REV_ID2",
-			"","BSM_FLASH_WP_STATUS","BMC_TPM_PRES","",
+	/*I0-I7*/	"REV_ID0","",
+			"REV_ID1","REV_ID2",
+			"","BSM_FLASH_WP_STATUS",
+			"BMC_TPM_PRES_N","FUSB302_SLED6_INT_N",
 	/*J0-J7*/	"","","","","","","","",
 	/*K0-K7*/	"","","","","","","","",
 	/*L0-L7*/	"","","","","","BMC_RTC_INT","","",
-	/*M0-M7*/	"ALERT_SLED1","ALERT_SLED2",
-			"ALERT_SLED3","ALERT_SLED4",
-			"ALERT_SLED5","ALERT_SLED6",
-			"P12V_AUX_ALERT1","",
-	/*N0-N7*/	"","","","","","","","",
+	/*M0-M7*/	"ALERT_SLED1_N","ALERT_SLED2_N",
+			"ALERT_SLED3_N","ALERT_SLED4_N",
+			"ALERT_SLED5_N","ALERT_SLED6_N",
+			"","",
+	/*N0-N7*/	"LED_POSTCODE_0","LED_POSTCODE_1",
+			"LED_POSTCODE_2","LED_POSTCODE_3",
+			"LED_POSTCODE_4","LED_POSTCODE_5",
+			"LED_POSTCODE_5","LED_POSTCODE_7",
 	/*O0-O7*/	"","","","",
 			"","BOARD_ID0","BOARD_ID1","BOARD_ID2",
 	/*P0-P7*/	"","","","","","","","BMC_HEARTBEAT",
 	/*Q0-Q7*/	"","","","","","","","",
 	/*R0-R7*/	"","","","","","","","",
 	/*S0-S7*/	"","","","BAT_DETECT",
-			"BMC_BT_WP0","BMC_BT_WP1","","",
+			"BMC_BT_WP0_N","BMC_BT_WP1_N","","FUSB302_SLED4_INT_N",
 	/*T0-T7*/	"","","","","","","","",
 	/*U0-U7*/	"","","","","","","","",
-	/*V0-V7*/	"PWRGD_CNS_PSU","RST_BMC_MVL","","PSU_PRSNT",
+	/*V0-V7*/	"PWRGD_CNS_PSU","RST_BMC_MVL_N",
+			"P12V_AUX_ALERT1_N","PSU_PRSNT",
 			"USB2_SEL0_A","USB2_SEL1_A",
 			"USB2_SEL0_B","USB2_SEL1_B",
-	/*W0-W7*/	"RST_FRONT_IOEXP","","","","","","","",
+	/*W0-W7*/	"RST_FRONT_IOEXP_N","","","","","","","",
 	/*X0-X7*/	"","","","","","","","",
-	/*Y0-Y7*/	"BMC_SELF_HW_RST","BSM_PRSNT","BSM_FLASH_LATCH","",
+	/*Y0-Y7*/	"BMC_SELF_HW_RST","BSM_PRSNT_N",
+			"BSM_FLASH_LATCH_N","FUSB302_SLED5_INT_N",
 			"","","","",
 	/*Z0-Z7*/	"","","","","","","","";
 };
@@ -834,7 +937,16 @@
 		&pinctrl_adc14_default &pinctrl_adc15_default>;
 };
 
+&mdio0 {
+	status = "okay";
+	/* TODO: Add Marvell 88E6191X */
+};
+
 &mdio3 {
 	status = "okay";
 	/* TODO: Add Marvell 88X3310 */
 };
+
+&ehci0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index 578f9e2fc7ed..382da7934eaa 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -283,7 +283,7 @@
 	/*P0-P7*/	"","","","","led-pcieslot-power","","","",
 	/*Q0-Q7*/	"","","regulator-standby-faulted","","","","","",
 	/*R0-R7*/	"bmc-tpm-reset","power-chassis-control","power-chassis-good","","","I2C_FLASH_MICRO_N","","",
-	/*S0-S7*/	"","","","","","","","",
+	/*S0-S7*/	"","","","","power-ffs-sync-history","","","",
 	/*T0-T7*/	"","","","","","","","",
 	/*U0-U7*/	"","","","","","","","",
 	/*V0-V7*/	"","BMC_3RESTART_ATTEMPT_P","","","","","","",
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index 528b49e2c0f8..7213434695bf 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -265,7 +265,7 @@
 	/*Q0-Q7*/	"cfam-reset","","regulator-standby-faulted","","","","","",
 	/*R0-R7*/	"bmc-tpm-reset","power-chassis-control","power-chassis-good","","","","","",
 	/*S0-S7*/	"presence-ps0","presence-ps1","presence-ps2","presence-ps3",
-				"","","","",
+	"power-ffs-sync-history","","","",
 	/*T0-T7*/	"","","","","","","","",
 	/*U0-U7*/	"","","","","","","","",
 	/*V0-V7*/	"","","","","","","","",
diff --git a/arch/arm/boot/dts/aspeed-bmc-nuvia-dc-scm.dts b/arch/arm/boot/dts/aspeed-bmc-nuvia-dc-scm.dts
new file mode 100644
index 000000000000..f4a97cfb0f23
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-nuvia-dc-scm.dts
@@ -0,0 +1,190 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
+
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+
+/ {
+	model = "Nuvia DC-SCM BMC";
+	compatible = "nuvia,dc-scm-bmc", "aspeed,ast2600";
+
+	aliases {
+		serial4 = &uart5;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200n8";
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+};
+
+&mdio3 {
+	status = "okay";
+
+	ethphy3: ethernet-phy@1 {
+		compatible = "ethernet-phy-ieee802.3-c22";
+		reg = <1>;
+	};
+};
+
+&mac2 {
+	status = "okay";
+
+	/* Bootloader sets up the MAC to insert delay */
+	phy-mode = "rgmii";
+	phy-handle = <&ethphy3>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rgmii3_default>;
+};
+
+&mac3 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii4_default>;
+
+	use-ncsi;
+};
+
+&rtc {
+	status = "okay";
+};
+
+&fmc {
+	status = "okay";
+
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "bmc";
+		spi-max-frequency = <133000000>;
+#include "openbmc-flash-layout-64.dtsi"
+	};
+
+	flash@1 {
+		status = "okay";
+		m25p,fast-read;
+		label = "alt-bmc";
+		spi-max-frequency = <133000000>;
+#include "openbmc-flash-layout-64-alt.dtsi"
+	};
+};
+
+&spi1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi1_default>;
+
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "bios";
+		spi-max-frequency = <133000000>;
+	};
+};
+
+&gpio0 {
+	gpio-line-names =
+	/*A0-A7*/	"","","","","","","","",
+	/*B0-B7*/	"BMC_FLASH_MUX_SEL","","","","","","","",
+	/*C0-C7*/	"","","","","","","","",
+	/*D0-D7*/	"","","","","","","","",
+	/*E0-E7*/	"","","","","","","","",
+	/*F0-F7*/	"","","","","","","","",
+	/*G0-G7*/	"","","","","","","","",
+	/*H0-H7*/	"","","","","","","","",
+	/*I0-I7*/	"","","","","","","","",
+	/*J0-J7*/	"","","","","","","","",
+	/*K0-K7*/	"","","","","","","","",
+	/*L0-L7*/	"","","","","","","","",
+	/*M0-M7*/	"","","","","","","","",
+	/*N0-N7*/	"BMC_FWSPI_RST_N","","GPIO_1_BMC_3V3","","","","","",
+	/*O0-O7*/	"JTAG_MUX_A","JTAG_MUX_B","","","","","","",
+	/*P0-P7*/	"","","","","","","","",
+	/*Q0-Q7*/	"","","","","","","","",
+	/*R0-R7*/	"","","","","","","","",
+	/*S0-S7*/	"","","","","","","","",
+	/*T0-T7*/	"","","","","","","","",
+	/*U0-U7*/	"","","","","","","","",
+	/*V0-V7*/	"","","","SCMFPGA_SPARE_GPIO1_3V3",
+			"SCMFPGA_SPARE_GPIO2_3V3","SCMFPGA_SPARE_GPIO3_3V3",
+			"SCMFPGA_SPARE_GPIO4_3V3","SCMFPGA_SPARE_GPIO5_3V3",
+	/*W0-W7*/	"","","","","","","","",
+	/*X0-X7*/	"","","","","","","","",
+	/*Y0-Y7*/	"","","","","","","","",
+	/*Z0-Z7*/	"","","","","","","","",
+	/*AA0-AA7*/	"","","","","","","","",
+	/*AB0-AB7*/	"","","","","","","","",
+	/*AC0-AC7*/	"","","","","","","","";
+};
+
+&gpio1 {
+	gpio-line-names =
+	/*A0-A7*/	"GPI_1_BMC_1V8","","","","","",
+			"SCMFPGA_SPARE_GPIO1_1V8","SCMFPGA_SPARE_GPIO2_1V8",
+	/*B0-B7*/	"SCMFPGA_SPARE_GPIO3_1V8","SCMFPGA_SPARE_GPIO4_1V8",
+			"SCMFPGA_SPARE_GPIO5_1V8","","","","","",
+	/*C0-C7*/	"","","","","","","","",
+	/*D0-D7*/	"","BMC_SPI1_RST_N","BIOS_FLASH_MUX_SEL","",
+			"","TPM2_PIRQ_N","TPM2_RST_N","",
+	/*E0-E7*/	"","","","","","","","";
+};
+
+&i2c2 {
+	status = "okay";
+};
+
+&i2c4 {
+	status = "okay";
+};
+
+&i2c5 {
+	status = "okay";
+};
+
+&i2c6 {
+	status = "okay";
+};
+
+&i2c7 {
+	status = "okay";
+};
+
+&i2c8 {
+	status = "okay";
+};
+
+&i2c9 {
+	status = "okay";
+};
+
+&i2c10 {
+	status = "okay";
+};
+
+&i2c12 {
+	status = "okay";
+};
+
+&i2c13 {
+	status = "okay";
+};
+
+&i2c14 {
+	status = "okay";
+};
+
+&i2c15 {
+	status = "okay";
+};
+
+&vhub {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index fa8b581c3d6c..530491ae5eb2 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -54,8 +54,7 @@
 		ranges;
 
 		fmc: spi@1e620000 {
-			reg = < 0x1e620000 0x94
-				0x20000000 0x10000000 >;
+			reg = <0x1e620000 0x94>, <0x20000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2400-fmc";
@@ -65,34 +64,42 @@
 			flash@0 {
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
+				spi-rx-bus-width = <2>;
 				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
+				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@2 {
 				reg = < 2 >;
 				compatible = "jedec,spi-nor";
+				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@3 {
 				reg = < 3 >;
 				compatible = "jedec,spi-nor";
+				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 			flash@4 {
 				reg = < 4 >;
 				compatible = "jedec,spi-nor";
+				spi-rx-bus-width = <2>;
+				spi-max-frequency = <50000000>;
 				status = "disabled";
 			};
 		};
 
 		spi: spi@1e630000 {
-			reg = < 0x1e630000 0x18
-				0x30000000 0x10000000 >;
+			reg = <0x1e630000 0x18>, <0x30000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2400-spi";
@@ -102,6 +109,7 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 4147b397c883..c89092c3905b 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -55,8 +55,7 @@
 		ranges;
 
 		fmc: spi@1e620000 {
-			reg = < 0x1e620000 0xc4
-				0x20000000 0x10000000 >;
+			reg = <0x1e620000 0xc4>, <0x20000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2500-fmc";
@@ -67,25 +66,27 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@2 {
 				reg = < 2 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
 
 		spi1: spi@1e630000 {
-			reg = < 0x1e630000 0xc4
-				0x30000000 0x08000000 >;
+			reg = <0x1e630000 0xc4>, <0x30000000 0x08000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2500-spi";
@@ -95,19 +96,20 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
 
 		spi2: spi@1e631000 {
-			reg = < 0x1e631000 0xc4
-				0x38000000 0x08000000 >;
+			reg = <0x1e631000 0xc4>, <0x38000000 0x08000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2500-spi";
@@ -117,12 +119,14 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index 3c1011678ce6..6660564855ff 100644
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -95,8 +95,7 @@
 			};
 
 		fmc: spi@1e620000 {
-			reg = < 0x1e620000 0xc4
-				0x20000000 0x10000000 >;
+			reg = <0x1e620000 0xc4>, <0x20000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2600-fmc";
@@ -107,25 +106,27 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@2 {
 				reg = < 2 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
 
 		spi1: spi@1e630000 {
-			reg = < 0x1e630000 0xc4
-				0x30000000 0x10000000 >;
+			reg = <0x1e630000 0xc4>, <0x30000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2600-spi";
@@ -135,19 +136,20 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
 
 		spi2: spi@1e631000 {
-			reg = < 0x1e631000 0xc4
-				0x50000000 0x10000000 >;
+			reg = <0x1e631000 0xc4>, <0x50000000 0x10000000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 			compatible = "aspeed,ast2600-spi";
@@ -157,18 +159,21 @@
 				reg = < 0 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@1 {
 				reg = < 1 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 			flash@2 {
 				reg = < 2 >;
 				compatible = "jedec,spi-nor";
 				spi-max-frequency = <50000000>;
+				spi-rx-bus-width = <2>;
 				status = "disabled";
 			};
 		};
@@ -302,6 +307,16 @@
 			status = "disabled";
 		};
 
+		udc: usb@1e6a2000 {
+			compatible = "aspeed,ast2600-udc";
+			reg = <0x1e6a2000 0x300>;
+			interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&syscon ASPEED_CLK_GATE_USBPORT2CLK>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_usb2bd_default>;
+			status = "disabled";
+		};
+
 		apb {
 			compatible = "simple-bus";
 			#address-cells = <1>;
@@ -355,6 +370,17 @@
 				quality = <100>;
 			};
 
+			gfx: display@1e6e6000 {
+				compatible = "aspeed,ast2600-gfx", "syscon";
+				reg = <0x1e6e6000 0x1000>;
+				reg-io-width = <4>;
+				clocks = <&syscon ASPEED_CLK_GATE_D1CLK>;
+				resets = <&syscon ASPEED_RESET_GRAPHICS>;
+				syscon = <&syscon>;
+				status = "disabled";
+				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+			};
+
 			xdma: xdma@1e6e7000 {
 				compatible = "aspeed,ast2600-xdma";
 				reg = <0x1e6e7000 0x100>;
diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts
index d83f76a6cd6a..103544620fd7 100644
--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
@@ -14,6 +14,7 @@
 #include <dt-bindings/mfd/atmel-flexcom.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/sound/microchip,pdmc.h>
 
 / {
 	model = "Microchip SAMA7G5-EK";
@@ -456,7 +457,7 @@
 		     &pinctrl_gmac1_mdio_default
 		     &pinctrl_gmac1_phy_irq>;
 	phy-mode = "rmii";
-	status = "okay";
+	status = "okay"; /* Conflict with pdmc0. */
 
 	ethernet-phy@0 {
 		reg = <0x0>;
@@ -470,6 +471,17 @@
 	pinctrl-0 = <&pinctrl_i2s0_default>;
 };
 
+&pdmc0 {
+	#sound-dai-cells = <0>;
+	microchip,mic-pos = <MCHP_PDMC_DS0 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 1 */
+			    <MCHP_PDMC_DS1 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 2 */
+			    <MCHP_PDMC_DS0 MCHP_PDMC_CLK_POSITIVE>, /* MIC 3 */
+			    <MCHP_PDMC_DS1 MCHP_PDMC_CLK_POSITIVE>; /* MIC 4 */
+	status = "disabled"; /* Conflict with gmac1. */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pdmc0_default>;
+};
+
 &pioA {
 
 	pinctrl_can0_default: can0_default {
@@ -639,6 +651,13 @@
 		bias-disable;
 	};
 
+	pinctrl_pdmc0_default: pdmc0_default {
+		pinmux = <PIN_PD23__PDMC0_DS0>,
+			 <PIN_PD24__PDMC0_DS1>,
+			 <PIN_PD22__PDMC0_CLK>;
+		bias_disable;
+	};
+
 	pinctrl_qspi: qspi {
 		pinmux = <PIN_PB12__QSPI0_IO0>,
 			 <PIN_PB11__QSPI0_IO1>,
diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts
index 8f11c0b7d76d..6fb4fe49cf1c 100644
--- a/arch/arm/boot/dts/at91sam9261ek.dts
+++ b/arch/arm/boot/dts/at91sam9261ek.dts
@@ -178,6 +178,10 @@
 				status = "okay";
 			};
 
+			rtc@fffffd20 {
+				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+			};
+
 			watchdog@fffffd40 {
 				status = "okay";
 			};
diff --git a/arch/arm/boot/dts/at91sam9263ek.dts b/arch/arm/boot/dts/at91sam9263ek.dts
index 42e734020235..e732565913a4 100644
--- a/arch/arm/boot/dts/at91sam9263ek.dts
+++ b/arch/arm/boot/dts/at91sam9263ek.dts
@@ -102,6 +102,10 @@
 				};
 			};
 
+			rtc@fffffd20 {
+				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+			};
+
 			watchdog@fffffd40 {
 				status = "okay";
 			};
diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts
index d74b8d9d84aa..ddaadfec6751 100644
--- a/arch/arm/boot/dts/at91sam9rlek.dts
+++ b/arch/arm/boot/dts/at91sam9rlek.dts
@@ -212,6 +212,10 @@
 				status = "okay";
 			};
 
+			rtc@fffffd20 {
+				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+			};
+
 			rtc@fffffe00 {
 				status = "okay";
 			};
diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index c3942b4e82ad..0386376fa486 100644
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -679,7 +679,9 @@
 					    "scheduler", "queuemgr";
 				interrupts = <58>;
 				#dma-cells = <2>;
+				/* For backwards compatibility: */
 				#dma-channels = <4>;
+				dma-channels = <4>;
 				power-domains = <&psc1 1>;
 				status = "okay";
 			};
diff --git a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
new file mode 100644
index 000000000000..3a7382ce40ef
--- /dev/null
+++ b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree file for HPE DL360Gen10
+ */
+
+/include/ "hpe-gxp.dtsi"
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "hpe,gxp-dl360gen10", "hpe,gxp";
+	model = "Hewlett Packard Enterprise ProLiant dl360 Gen10";
+
+	aliases {
+		serial0 = &uartc;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0x40000000 0x20000000>;
+	};
+};
diff --git a/arch/arm/boot/dts/hpe-gxp.dtsi b/arch/arm/boot/dts/hpe-gxp.dtsi
new file mode 100644
index 000000000000..cf735b3c4f35
--- /dev/null
+++ b/arch/arm/boot/dts/hpe-gxp.dtsi
@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree file for HPE GXP
+ */
+
+/dts-v1/;
+/ {
+	model = "Hewlett Packard Enterprise GXP BMC";
+	compatible = "hpe,gxp";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			compatible = "arm,cortex-a9";
+			reg = <0>;
+			device_type = "cpu";
+			next-level-cache = <&L2>;
+		};
+	};
+
+	clocks {
+		pll: clock-0 {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <1600000000>;
+		};
+
+		iopclk: clock-1 {
+			compatible = "fixed-factor-clock";
+			#clock-cells = <0>;
+			clock-div = <4>;
+			clock-mult = <1>;
+			clocks = <&pll>;
+		};
+	};
+
+	axi {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+		dma-ranges;
+
+		L2: cache-controller@b0040000 {
+			compatible = "arm,pl310-cache";
+			reg = <0xb0040000 0x1000>;
+			cache-unified;
+			cache-level = <2>;
+		};
+
+		ahb@c0000000 {
+			compatible = "simple-bus";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0xc0000000 0x30000000>;
+			dma-ranges;
+
+			vic0: interrupt-controller@eff0000 {
+				compatible = "arm,pl192-vic";
+				reg = <0xeff0000 0x1000>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+			};
+
+			vic1: interrupt-controller@80f00000 {
+				compatible = "arm,pl192-vic";
+				reg = <0x80f00000 0x1000>;
+				interrupt-controller;
+				#interrupt-cells = <1>;
+			};
+
+			uarta: serial@e0 {
+				compatible = "ns16550a";
+				reg = <0xe0 0x8>;
+				interrupts = <17>;
+				interrupt-parent = <&vic0>;
+				clock-frequency = <1846153>;
+				reg-shift = <0>;
+			};
+
+			uartb: serial@e8 {
+				compatible = "ns16550a";
+				reg = <0xe8 0x8>;
+				interrupts = <18>;
+				interrupt-parent = <&vic0>;
+				clock-frequency = <1846153>;
+				reg-shift = <0>;
+			};
+
+			uartc: serial@f0 {
+				compatible = "ns16550a";
+				reg = <0xf0 0x8>;
+				interrupts = <19>;
+				interrupt-parent = <&vic0>;
+				clock-frequency = <1846153>;
+				reg-shift = <0>;
+			};
+
+			usb0: usb@efe0000 {
+				compatible = "hpe,gxp-ehci", "generic-ehci";
+				reg = <0xefe0000 0x100>;
+				interrupts = <7>;
+				interrupt-parent = <&vic0>;
+			};
+
+			st: timer@80 {
+				compatible = "hpe,gxp-timer";
+				reg = <0x80 0x16>;
+				interrupts = <0>;
+				interrupt-parent = <&vic0>;
+				clocks = <&iopclk>;
+				clock-names = "iop";
+			};
+
+			usb1: usb@efe0100 {
+				compatible = "hpe,gxp-ohci", "generic-ohci";
+				reg = <0xefe0100 0x110>;
+				interrupts = <6>;
+				interrupt-parent = <&vic0>;
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/mmp2.dtsi b/arch/arm/boot/dts/mmp2.dtsi
index 46984d4c5224..987d792f67ea 100644
--- a/arch/arm/boot/dts/mmp2.dtsi
+++ b/arch/arm/boot/dts/mmp2.dtsi
@@ -275,7 +275,9 @@
 				compatible = "marvell,pdma-1.0";
 				reg = <0xd4000000 0x10000>;
 				interrupts = <48>;
+				/* For backwards compatibility: */
 				#dma-channels = <16>;
+				dma-channels = <16>;
 				status = "disabled";
 			};
 
diff --git a/arch/arm/boot/dts/pxa25x.dtsi b/arch/arm/boot/dts/pxa25x.dtsi
index a248bf038033..5f8300e356ad 100644
--- a/arch/arm/boot/dts/pxa25x.dtsi
+++ b/arch/arm/boot/dts/pxa25x.dtsi
@@ -38,9 +38,12 @@
 			compatible = "marvell,pdma-1.0";
 			reg = <0x40000000 0x10000>;
 			interrupts = <25>;
-			#dma-channels = <16>;
 			#dma-cells = <2>;
+			/* For backwards compatibility: */
+			#dma-channels = <16>;
+			dma-channels = <16>;
 			#dma-requests = <40>;
+			dma-requests = <40>;
 			status = "okay";
 		};
 
diff --git a/arch/arm/boot/dts/pxa27x.dtsi b/arch/arm/boot/dts/pxa27x.dtsi
index ccbecad9c5c7..a2cbfb3be609 100644
--- a/arch/arm/boot/dts/pxa27x.dtsi
+++ b/arch/arm/boot/dts/pxa27x.dtsi
@@ -12,9 +12,12 @@
 			compatible = "marvell,pdma-1.0";
 			reg = <0x40000000 0x10000>;
 			interrupts = <25>;
-			#dma-channels = <32>;
 			#dma-cells = <2>;
+			/* For backwards compatibility: */
+			#dma-channels = <32>;
+			dma-channels = <32>;
 			#dma-requests = <75>;
+			dma-requests = <75>;
 			status = "okay";
 		};
 
diff --git a/arch/arm/boot/dts/pxa3xx.dtsi b/arch/arm/boot/dts/pxa3xx.dtsi
index d19674812cd2..f9c216f91865 100644
--- a/arch/arm/boot/dts/pxa3xx.dtsi
+++ b/arch/arm/boot/dts/pxa3xx.dtsi
@@ -122,9 +122,12 @@
 			compatible = "marvell,pdma-1.0";
 			reg = <0x40000000 0x10000>;
 			interrupts = <25>;
-			#dma-channels = <32>;
 			#dma-cells = <2>;
+			/* For backwards compatibility: */
+			#dma-channels = <32>;
+			dma-channels = <32>;
 			#dma-requests = <100>;
+			dma-requests = <100>;
 			status = "okay";
 		};
 
diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi
index 242ce42fbd87..9b0f0497567d 100644
--- a/arch/arm/boot/dts/rk3036.dtsi
+++ b/arch/arm/boot/dts/rk3036.dtsi
@@ -330,6 +330,8 @@
 	cru: clock-controller@20000000 {
 		compatible = "rockchip,rk3036-cru";
 		reg = <0x20000000 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
diff --git a/arch/arm/boot/dts/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi
index c25b9695db4b..de9915d946f7 100644
--- a/arch/arm/boot/dts/rk3066a.dtsi
+++ b/arch/arm/boot/dts/rk3066a.dtsi
@@ -202,8 +202,9 @@
 	cru: clock-controller@20000000 {
 		compatible = "rockchip,rk3066a-cru";
 		reg = <0x20000000 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
-
 		#clock-cells = <1>;
 		#reset-cells = <1>;
 		assigned-clocks = <&cru PLL_CPLL>, <&cru PLL_GPLL>,
diff --git a/arch/arm/boot/dts/rk3188.dtsi b/arch/arm/boot/dts/rk3188.dtsi
index a94321e90014..cdd4a0bd5133 100644
--- a/arch/arm/boot/dts/rk3188.dtsi
+++ b/arch/arm/boot/dts/rk3188.dtsi
@@ -195,8 +195,9 @@
 	cru: clock-controller@20000000 {
 		compatible = "rockchip,rk3188-cru";
 		reg = <0x20000000 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
-
 		#clock-cells = <1>;
 		#reset-cells = <1>;
 	};
diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 6513ffcaac92..ffc16d6b97e1 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -484,6 +484,8 @@
 	cru: clock-controller@110e0000 {
 		compatible = "rockchip,rk3228-cru";
 		reg = <0x110e0000 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index 26b9bbe310af..487b0e03d4b4 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -862,6 +862,8 @@
 	cru: clock-controller@ff760000 {
 		compatible = "rockchip,rk3288-cru";
 		reg = <0x0 0xff760000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi
index 448254906452..c158a7ea86ec 100644
--- a/arch/arm/boot/dts/rv1108.dtsi
+++ b/arch/arm/boot/dts/rv1108.dtsi
@@ -85,24 +85,6 @@
 		#clock-cells = <0>;
 	};
 
-	amba: bus {
-		compatible = "simple-bus";
-		#address-cells = <1>;
-		#size-cells = <1>;
-		ranges;
-
-		pdma: pdma@102a0000 {
-			compatible = "arm,pl330", "arm,primecell";
-			reg = <0x102a0000 0x4000>;
-			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
-			#dma-cells = <1>;
-			arm,pl330-broken-no-flushp;
-			arm,pl330-periph-burst;
-			clocks = <&cru ACLK_DMAC>;
-			clock-names = "apb_pclk";
-		};
-	};
-
 	bus_intmem: sram@10080000 {
 		compatible = "mmio-sram";
 		reg = <0x10080000 0x2000>;
@@ -259,6 +241,17 @@
 		status = "disabled";
 	};
 
+	pdma: dma-controller@102a0000 {
+		compatible = "arm,pl330", "arm,primecell";
+		reg = <0x102a0000 0x4000>;
+		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+		#dma-cells = <1>;
+		arm,pl330-broken-no-flushp;
+		arm,pl330-periph-burst;
+		clocks = <&cru ACLK_DMAC>;
+		clock-names = "apb_pclk";
+	};
+
 	grf: syscon@10300000 {
 		compatible = "rockchip,rv1108-grf", "syscon", "simple-mfd";
 		reg = <0x10300000 0x1000>;
@@ -456,6 +449,8 @@
 	cru: clock-controller@20200000 {
 		compatible = "rockchip,rv1108-cru";
 		reg = <0x20200000 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
diff --git a/arch/arm/boot/dts/sam9x60.dtsi b/arch/arm/boot/dts/sam9x60.dtsi
index 998629a3c34f..c328b67bea0c 100644
--- a/arch/arm/boot/dts/sam9x60.dtsi
+++ b/arch/arm/boot/dts/sam9x60.dtsi
@@ -684,7 +684,7 @@
 				status = "disabled";
 			};
 
-			rtt: rtt@fffffe20 {
+			rtt: rtc@fffffe20 {
 				compatible = "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
 				reg = <0xfffffe20 0x20>;
 				interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
index b63263129692..a37e3a80392d 100644
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@@ -209,7 +209,7 @@
 			status = "disabled";
 		};
 
-		rtt: rtt@e001d020 {
+		rtt: rtc@e001d020 {
 			compatible = "microchip,sama7g5-rtt", "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
 			reg = <0xe001d020 0x30>;
 			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
@@ -463,6 +463,30 @@
 			status = "disabled";
 		};
 
+		pdmc0: sound@e1608000 {
+			compatible = "microchip,sama7g5-pdmc";
+			reg = <0xe1608000 0x1000>;
+			interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+			#sound-dai-cells = <0>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(37)>;
+			dma-names = "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 68>, <&pmc PMC_TYPE_GCK 68>;
+			clock-names = "pclk", "gclk";
+			status = "disabled";
+		};
+
+		pdmc1: sound@e160c000 {
+			compatible = "microchip,sama7g5-pdmc";
+			reg = <0xe160c000 0x1000>;
+			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+			#sound-dai-cells = <0>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(38)>;
+			dma-names = "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 69>, <&pmc PMC_TYPE_GCK 69>;
+			clock-names = "pclk", "gclk";
+			status = "disabled";
+		};
+
 		spdifrx: spdifrx@e1614000 {
 			#sound-dai-cells = <0>;
 			compatible = "microchip,sama7g5-spdifrx";
diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
index 2a745522404d..11ccdc6c2dc6 100644
--- a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
@@ -9,7 +9,7 @@
 &qspi {
 	status = "okay";
 
-	flash0: n25q00@0 {
+	flash0: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "micron,mt25qu02g", "jedec,spi-nor";
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
index 253ef139181d..b2241205c7a9 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
@@ -121,7 +121,7 @@
 &qspi {
 	status = "okay";
 
-	flash0: n25q00@0 {
+	flash0: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "micron,mt25qu02g", "jedec,spi-nor";
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
index b0003f350e65..2564671fc1c6 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
@@ -113,7 +113,7 @@
 &qspi {
 	status = "okay";
 
-	flash0: n25q512a@0 {
+	flash0: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "micron,n25q512a", "jedec,spi-nor";
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
index 25874e1b9c82..f24f17c2f5ee 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
@@ -221,7 +221,7 @@
 &qspi {
 	status = "okay";
 
-	n25q128@0 {
+	flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "micron,n25q128", "jedec,spi-nor";
@@ -238,7 +238,7 @@
 		cdns,tslch-ns = <4>;
 	};
 
-	n25q00@1 {
+	flash@1 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "micron,mt25qu02g", "jedec,spi-nor";
diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 547918170f1f..ce9826bce29b 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -17,6 +17,7 @@ CONFIG_SOC_SAMA5D2=y
 CONFIG_SOC_SAMA5D3=y
 CONFIG_SOC_SAMA5D4=y
 CONFIG_SOC_SAMA7G5=y
+CONFIG_SOC_LAN966=y
 CONFIG_ARCH_BCM=y
 CONFIG_ARCH_BCM_CYGNUS=y
 CONFIG_ARCH_BCM_HR2=y
@@ -43,6 +44,8 @@ CONFIG_ARCH_HI3xxx=y
 CONFIG_ARCH_HIP01=y
 CONFIG_ARCH_HIP04=y
 CONFIG_ARCH_HIX5HD2=y
+CONFIG_ARCH_HPE=y
+CONFIG_ARCH_HPE_GXP=y
 CONFIG_ARCH_MXC=y
 CONFIG_SOC_IMX50=y
 CONFIG_SOC_IMX51=y
@@ -277,6 +280,7 @@ CONFIG_MV643XX_ETH=y
 CONFIG_MVNETA=y
 CONFIG_PXA168_ETH=m
 CONFIG_KS8851=y
+CONFIG_LAN966X_SWITCH=m
 CONFIG_R8169=y
 CONFIG_SH_ETH=y
 CONFIG_SMSC911X=y
@@ -287,6 +291,7 @@ CONFIG_TI_CPSW=y
 CONFIG_TI_CPSW_SWITCHDEV=y
 CONFIG_TI_CPTS=y
 CONFIG_XILINX_EMACLITE=y
+CONFIG_SFP=m
 CONFIG_BROADCOM_PHY=y
 CONFIG_ICPLUS_PHY=y
 CONFIG_MARVELL_PHY=y
@@ -294,6 +299,7 @@ CONFIG_AT803X_PHY=y
 CONFIG_ROCKCHIP_PHY=y
 CONFIG_DP83867_PHY=y
 CONFIG_USB_BRCMSTB=m
+CONFIG_MDIO_MSCC_MIIM=m
 CONFIG_USB_PEGASUS=y
 CONFIG_USB_RTL8152=m
 CONFIG_USB_LAN78XX=m
@@ -430,6 +436,7 @@ CONFIG_I2C_CROS_EC_TUNNEL=m
 CONFIG_I2C_SLAVE_EEPROM=y
 CONFIG_SPI=y
 CONFIG_SPI_ATMEL=m
+CONFIG_SPI_ATMEL_QUADSPI=m
 CONFIG_SPI_BCM2835=y
 CONFIG_SPI_BCM2835AUX=y
 CONFIG_SPI_CADENCE=y
@@ -459,6 +466,8 @@ CONFIG_SPMI=y
 CONFIG_PTP_1588_CLOCK=y
 CONFIG_PINCTRL_AS3722=y
 CONFIG_PINCTRL_STMFX=y
+CONFIG_PINCTRL_MICROCHIP_SGPIO=y
+CONFIG_PINCTRL_OCELOT=y
 CONFIG_PINCTRL_PALMAS=y
 CONFIG_PINCTRL_OWL=y
 CONFIG_PINCTRL_S500=y
@@ -517,6 +526,7 @@ CONFIG_CHARGER_TPS65090=y
 CONFIG_SENSORS_ARM_SCMI=y
 CONFIG_SENSORS_ASPEED=m
 CONFIG_SENSORS_IIO_HWMON=y
+CONFIG_SENSORS_LAN966X=m
 CONFIG_SENSORS_LM90=y
 CONFIG_SENSORS_LM95245=y
 CONFIG_SENSORS_NTC_THERMISTOR=m
@@ -563,6 +573,7 @@ CONFIG_BCM47XX_WDT=y
 CONFIG_BCM2835_WDT=y
 CONFIG_BCM_KONA_WDT=y
 CONFIG_BCM7038_WDT=m
+CONFIG_GXP_WATCHDOG=y
 CONFIG_BCMA_HOST_SOC=y
 CONFIG_BCMA_DRIVER_GMAC_CMN=y
 CONFIG_BCMA_DRIVER_GPIO=y
@@ -767,6 +778,8 @@ CONFIG_SND_ATMEL_SOC_WM8904=m
 CONFIG_SND_ATMEL_SOC_PDMIC=m
 CONFIG_SND_ATMEL_SOC_I2S=m
 CONFIG_SND_BCM2835_SOC_I2S=m
+CONFIG_SND_IMX_SOC=m
+CONFIG_SND_SOC_FSL_ASOC_CARD=m
 CONFIG_SND_SOC_FSL_SAI=m
 CONFIG_SND_PXA_SOC_SSP=m
 CONFIG_SND_MMP_SOC_SSPA=m
@@ -1018,6 +1031,7 @@ CONFIG_CROS_EC_SPI=m
 CONFIG_COMMON_CLK_MAX77686=y
 CONFIG_COMMON_CLK_RK808=m
 CONFIG_COMMON_CLK_SCMI=y
+CONFIG_COMMON_CLK_LAN966X=y
 CONFIG_COMMON_CLK_S2MPS11=m
 CONFIG_CLK_RASPBERRYPI=y
 CONFIG_COMMON_CLK_QCOM=y
@@ -1145,6 +1159,7 @@ CONFIG_PWM_SUN4I=y
 CONFIG_PWM_TEGRA=y
 CONFIG_PWM_VT8500=y
 CONFIG_KEYSTONE_IRQ=y
+CONFIG_RESET_MCHP_SPARX5=y
 CONFIG_PHY_SUN4I_USB=y
 CONFIG_PHY_SUN9I_USB=y
 CONFIG_PHY_HIX5HD2_SATA=y
@@ -1152,6 +1167,7 @@ CONFIG_PHY_BERLIN_SATA=y
 CONFIG_PHY_BERLIN_USB=y
 CONFIG_PHY_BRCM_USB=m
 CONFIG_PHY_MMP3_USB=m
+CONFIG_PHY_LAN966X_SERDES=m
 CONFIG_PHY_CPCAP_USB=m
 CONFIG_PHY_QCOM_APQ8064_SATA=m
 CONFIG_PHY_QCOM_USB_HS=y
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 3d7e66976206..3dd9e718661b 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -219,7 +219,7 @@ config SOC_SAMA5
 	select SRAM if PM
 
 config ATMEL_PM
-	bool "Atmel PM support"
+	bool
 
 config ATMEL_SECURE_PM
 	bool "Atmel Secure PM support"
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 4fa6ea5461b7..85a496ddc619 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -345,9 +345,10 @@ static struct clk_hw *clk_hw_register_ddiv(const char *name,
 	psc->hw.init = &init;
 
 	clk = clk_register(NULL, &psc->hw);
-	if (IS_ERR(clk))
+	if (IS_ERR(clk)) {
 		kfree(psc);
-
+		return ERR_CAST(clk);
+	}
 	return &psc->hw;
 }
 
@@ -452,9 +453,10 @@ static struct clk_hw *clk_hw_register_div(const char *name,
 	psc->hw.init = &init;
 
 	clk = clk_register(NULL, &psc->hw);
-	if (IS_ERR(clk))
+	if (IS_ERR(clk)) {
 		kfree(psc);
-
+		return ERR_CAST(clk);
+	}
 	return &psc->hw;
 }
 
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index e70bac011407..d3de7283ecb3 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -150,7 +150,7 @@ static struct platform_device ts72xx_nand_flash = {
 	.num_resources		= ARRAY_SIZE(ts72xx_nand_resource),
 };
 
-void __init ts72xx_register_flash(struct mtd_partition *parts, int n,
+static void __init ts72xx_register_flash(struct mtd_partition *parts, int n,
 				  resource_size_t start)
 {
 	/*
diff --git a/arch/arm/mach-hpe/Kconfig b/arch/arm/mach-hpe/Kconfig
new file mode 100644
index 000000000000..3372bbf38d38
--- /dev/null
+++ b/arch/arm/mach-hpe/Kconfig
@@ -0,0 +1,23 @@
+menuconfig ARCH_HPE
+	bool "HPE SoC support"
+	depends on ARCH_MULTI_V7
+	help
+	  This enables support for HPE ARM based BMC chips.
+if ARCH_HPE
+
+config ARCH_HPE_GXP
+	bool "HPE GXP SoC"
+	depends on ARCH_MULTI_V7
+	select ARM_VIC
+	select GENERIC_IRQ_CHIP
+	select CLKSRC_MMIO
+	help
+	  HPE GXP is the name of the HPE Soc. This SoC is used to implement many
+	  BMC features at HPE. It supports ARMv7 architecture based on the Cortex
+	  A9 core. It is capable of using an AXI bus to which a memory controller
+	  is attached. It has multiple SPI interfaces to connect boot flash and
+	  BIOS flash. It uses a 10/100/1000 MAC for network connectivity. It
+	  has multiple i2c engines to drive connectivity with a host
+	  infrastructure.
+
+endif
diff --git a/arch/arm/mach-hpe/Makefile b/arch/arm/mach-hpe/Makefile
new file mode 100644
index 000000000000..8b0a91234df4
--- /dev/null
+++ b/arch/arm/mach-hpe/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_ARCH_HPE_GXP) += gxp.o
diff --git a/arch/arm/mach-hpe/gxp.c b/arch/arm/mach-hpe/gxp.c
new file mode 100644
index 000000000000..ef3341373006
--- /dev/null
+++ b/arch/arm/mach-hpe/gxp.c
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (C) 2022 Hewlett-Packard Enterprise Development Company, L.P. */
+
+#include <linux/of_platform.h>
+#include <asm/mach/arch.h>
+
+static const char * const gxp_board_dt_compat[] = {
+	"hpe,gxp",
+	NULL,
+};
+
+DT_MACHINE_START(GXP_DT, "HPE GXP")
+	.dt_compat	= gxp_board_dt_compat,
+	.l2c_aux_val = 0,
+	.l2c_aux_mask = ~0,
+MACHINE_END
diff --git a/arch/arm64/boot/dts/intel/Makefile b/arch/arm64/boot/dts/intel/Makefile
index 0b5477442263..c2a723838344 100644
--- a/arch/arm64/boot/dts/intel/Makefile
+++ b/arch/arm64/boot/dts/intel/Makefile
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
-dtb-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga_agilex_socdk.dtb \
+dtb-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga_agilex_n6000.dtb \
+				socfpga_agilex_socdk.dtb \
 				socfpga_agilex_socdk_nand.dtb \
 				socfpga_n5x_socdk.dtb
 dtb-$(CONFIG_ARCH_KEEMBAY) += keembay-evm.dtb
diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex_n6000.dts b/arch/arm64/boot/dts/intel/socfpga_agilex_n6000.dts
new file mode 100644
index 000000000000..6231a69204b1
--- /dev/null
+++ b/arch/arm64/boot/dts/intel/socfpga_agilex_n6000.dts
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2021-2022, Intel Corporation
+ */
+#include "socfpga_agilex.dtsi"
+
+/ {
+	model = "SoCFPGA Agilex n6000";
+	compatible = "intel,socfpga-agilex-n6000", "intel,socfpga-agilex";
+
+	aliases {
+		serial0 = &uart1;
+		serial1 = &uart0;
+		ethernet0 = &gmac0;
+		ethernet1 = &gmac1;
+		ethernet2 = &gmac2;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		/* We expect the bootloader to fill in the reg */
+		reg = <0 0 0 0>;
+	};
+
+	soc {
+		bus@80000000 {
+			compatible = "simple-bus";
+			reg = <0x80000000 0x60000000>,
+				<0xf9000000 0x00100000>;
+			reg-names = "axi_h2f", "axi_h2f_lw";
+			#address-cells = <2>;
+			#size-cells = <1>;
+			ranges = <0x00000000 0x00000000 0xf9000000 0x00001000>;
+
+			dma-controller@0 {
+				compatible = "intel,hps-copy-engine";
+				reg = <0x00000000 0x00000000 0x00001000>;
+				#dma-cells = <1>;
+			};
+		};
+	};
+};
+
+&osc1 {
+	clock-frequency = <25000000>;
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&watchdog0 {
+	status = "okay";
+};
+
+&fpga_mgr {
+	status = "disabled";
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 1cbe2126186e..2dfa67f1cd67 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -745,10 +745,11 @@
 	cru: clock-controller@ff500000 {
 		compatible = "rockchip,rk3308-cru";
 		reg = <0x0 0xff500000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
+		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
-		rockchip,grf = <&grf>;
-
 		assigned-clocks = <&cru SCLK_RTC32K>;
 		assigned-clock-rates = <32768>;
 	};
diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index c99da90328e9..4f0b5feaa5e6 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -747,6 +747,8 @@
 	cru: clock-controller@ff760000 {
 		compatible = "rockchip,rk3368-cru";
 		reg = <0x0 0xff760000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
index 141a433429b5..1534e11a9ad1 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts
@@ -652,8 +652,8 @@
 		compatible = "brcm,bcm43438-bt";
 		clocks = <&rk817 1>;
 		clock-names = "lpo";
-		device-wake-gpios = <&gpio2 RK_PC1 GPIO_ACTIVE_HIGH>;
-		host-wake-gpios = <&gpio2 RK_PC0 GPIO_ACTIVE_HIGH>;
+		device-wakeup-gpios = <&gpio2 RK_PC1 GPIO_ACTIVE_HIGH>;
+		host-wakeup-gpios = <&gpio2 RK_PC0 GPIO_ACTIVE_HIGH>;
 		shutdown-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&bt_host_wake_l &bt_wake_l &bt_enable_h>;
diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index 1042e68602de..914f13c0d399 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -397,6 +397,8 @@
 	cru: clock-controller@fdd20000 {
 		compatible = "rockchip,rk3568-cru";
 		reg = <0x0 0xfdd20000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		#clock-cells = <1>;
 		#reset-cells = <1>;
 		assigned-clocks = <&cru PLL_GPLL>, <&pmucru PLL_PPLL>;
diff --git a/arch/arm64/boot/dts/sprd/whale2.dtsi b/arch/arm64/boot/dts/sprd/whale2.dtsi
index 79b9591c37aa..89d91abbd5d1 100644
--- a/arch/arm64/boot/dts/sprd/whale2.dtsi
+++ b/arch/arm64/boot/dts/sprd/whale2.dtsi
@@ -126,7 +126,9 @@
 				reg = <0 0x20100000 0 0x4000>;
 				interrupts = <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>;
 				#dma-cells = <1>;
+				/* For backwards compatibility: */
 				#dma-channels = <32>;
+				dma-channels = <32>;
 				clock-names = "enable";
 				clocks = <&apahb_gate CLK_DMA_EB>;
 			};
@@ -272,7 +274,9 @@
 				compatible = "sprd,sc9860-dma";
 				reg = <0 0x41580000 0 0x4000>;
 				#dma-cells = <1>;
+				/* For backwards compatibility: */
 				#dma-channels = <32>;
+				dma-channels = <32>;
 				clock-names = "enable", "ashb_eb";
 				clocks = <&agcp_gate CLK_AGCP_DMAAP_EB>,
 				       <&agcp_gate CLK_AGCP_AP_ASHB_EB>;
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index fe3f05dfafd9..b5c86d37caa9 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -597,6 +597,14 @@ config CLKSRC_ST_LPC
 	  Enable this option to use the Low Power controller timer
 	  as clocksource.
 
+config GXP_TIMER
+	bool "GXP timer driver" if COMPILE_TEST && !ARCH_HPE
+	default ARCH_HPE
+	select TIMER_OF if OF
+	help
+	  Provides a driver for the timer control found on HPE
+	  GXP SOCs. This is required for all GXP SOCs.
+
 config RISCV_TIMER
 	bool "Timer for the RISC-V platform" if COMPILE_TEST
 	depends on GENERIC_SCHED_CLOCK && RISCV && RISCV_SBI
diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
index 833cfb7a96c1..6ca640019e10 100644
--- a/drivers/clocksource/Makefile
+++ b/drivers/clocksource/Makefile
@@ -86,3 +86,4 @@ obj-$(CONFIG_HYPERV_TIMER)		+= hyperv_timer.o
 obj-$(CONFIG_MICROCHIP_PIT64B)		+= timer-microchip-pit64b.o
 obj-$(CONFIG_MSC313E_TIMER)		+= timer-msc313e.o
 obj-$(CONFIG_GOLDFISH_TIMER)		+= timer-goldfish.o
+obj-$(CONFIG_GXP_TIMER)			+= timer-gxp.o
diff --git a/drivers/clocksource/timer-gxp.c b/drivers/clocksource/timer-gxp.c
new file mode 100644
index 000000000000..8b38b3212388
--- /dev/null
+++ b/drivers/clocksource/timer-gxp.c
@@ -0,0 +1,209 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (C) 2022 Hewlett-Packard Enterprise Development Company, L.P. */
+
+#include <linux/clk.h>
+#include <linux/clockchips.h>
+#include <linux/clocksource.h>
+#include <linux/interrupt.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/sched_clock.h>
+
+#define TIMER0_FREQ	1000000
+#define GXP_TIMER_CNT_OFS 0x00
+#define GXP_TIMESTAMP_OFS 0x08
+#define GXP_TIMER_CTRL_OFS 0x14
+
+/* TCS Stands for Timer Control/Status: these are masks to be used in */
+/* the Timer Count Registers */
+#define MASK_TCS_ENABLE	0x01
+#define MASK_TCS_PERIOD	0x02
+#define MASK_TCS_RELOAD	0x04
+#define MASK_TCS_TC	0x80
+
+struct gxp_timer {
+	void __iomem *counter;
+	void __iomem *control;
+	struct clock_event_device evt;
+};
+
+static struct gxp_timer *gxp_timer;
+
+static void __iomem *system_clock __ro_after_init;
+
+static inline struct gxp_timer *to_gxp_timer(struct clock_event_device *evt_dev)
+{
+	return container_of(evt_dev, struct gxp_timer, evt);
+}
+
+static u64 notrace gxp_sched_read(void)
+{
+	return readl_relaxed(system_clock);
+}
+
+static int gxp_time_set_next_event(unsigned long event, struct clock_event_device *evt_dev)
+{
+	struct gxp_timer *timer = to_gxp_timer(evt_dev);
+
+	/* Stop counting and disable interrupt before updating */
+	writeb_relaxed(MASK_TCS_TC, timer->control);
+	writel_relaxed(event, timer->counter);
+	writeb_relaxed(MASK_TCS_TC | MASK_TCS_ENABLE, timer->control);
+
+	return 0;
+}
+
+static irqreturn_t gxp_timer_interrupt(int irq, void *dev_id)
+{
+	struct gxp_timer *timer = (struct gxp_timer *)dev_id;
+
+	if (!(readb_relaxed(timer->control) & MASK_TCS_TC))
+		return IRQ_NONE;
+
+	writeb_relaxed(MASK_TCS_TC, timer->control);
+
+	timer->evt.event_handler(&timer->evt);
+
+	return IRQ_HANDLED;
+}
+
+static int __init gxp_timer_init(struct device_node *node)
+{
+	void __iomem *base;
+	struct clk *clk;
+	u32 freq;
+	int ret, irq;
+
+	gxp_timer = kzalloc(sizeof(*gxp_timer), GFP_KERNEL);
+	if (!gxp_timer) {
+		ret = -ENOMEM;
+		pr_err("Can't allocate gxp_timer");
+		return ret;
+	}
+
+	clk = of_clk_get(node, 0);
+	if (IS_ERR(clk)) {
+		ret = (int)PTR_ERR(clk);
+		pr_err("%pOFn clock not found: %d\n", node, ret);
+		goto err_free;
+	}
+
+	ret = clk_prepare_enable(clk);
+	if (ret) {
+		pr_err("%pOFn clock enable failed: %d\n", node, ret);
+		goto err_clk_enable;
+	}
+
+	base = of_iomap(node, 0);
+	if (!base) {
+		ret = -ENXIO;
+		pr_err("Can't map timer base registers");
+		goto err_iomap;
+	}
+
+	/* Set the offsets to the clock register and timer registers */
+	gxp_timer->counter = base + GXP_TIMER_CNT_OFS;
+	gxp_timer->control = base + GXP_TIMER_CTRL_OFS;
+	system_clock = base + GXP_TIMESTAMP_OFS;
+
+	gxp_timer->evt.name = node->name;
+	gxp_timer->evt.rating = 300;
+	gxp_timer->evt.features = CLOCK_EVT_FEAT_ONESHOT;
+	gxp_timer->evt.set_next_event = gxp_time_set_next_event;
+	gxp_timer->evt.cpumask = cpumask_of(0);
+
+	irq = irq_of_parse_and_map(node, 0);
+	if (irq <= 0) {
+		ret = -EINVAL;
+		pr_err("GXP Timer Can't parse IRQ %d", irq);
+		goto err_exit;
+	}
+
+	freq = clk_get_rate(clk);
+
+	ret = clocksource_mmio_init(system_clock, node->name, freq,
+				    300, 32, clocksource_mmio_readl_up);
+	if (ret) {
+		pr_err("%pOFn init clocksource failed: %d", node, ret);
+		goto err_exit;
+	}
+
+	sched_clock_register(gxp_sched_read, 32, freq);
+
+	irq = irq_of_parse_and_map(node, 0);
+	if (irq <= 0) {
+		ret = -EINVAL;
+		pr_err("%pOFn Can't parse IRQ %d", node, irq);
+		goto err_exit;
+	}
+
+	clockevents_config_and_register(&gxp_timer->evt, TIMER0_FREQ,
+					0xf, 0xffffffff);
+
+	ret = request_irq(irq, gxp_timer_interrupt, IRQF_TIMER | IRQF_SHARED,
+			  node->name, gxp_timer);
+	if (ret) {
+		pr_err("%pOFn request_irq() failed: %d", node, ret);
+		goto err_exit;
+	}
+
+	pr_debug("gxp: system timer (irq = %d)\n", irq);
+	return 0;
+
+err_exit:
+	iounmap(base);
+err_iomap:
+	clk_disable_unprepare(clk);
+err_clk_enable:
+	clk_put(clk);
+err_free:
+	kfree(gxp_timer);
+	return ret;
+}
+
+/*
+ * This probe gets called after the timer is already up and running. This will create
+ * the watchdog device as a child since the registers are shared.
+ */
+
+static int gxp_timer_probe(struct platform_device *pdev)
+{
+	struct platform_device *gxp_watchdog_device;
+	struct device *dev = &pdev->dev;
+
+	if (!gxp_timer) {
+		pr_err("Gxp Timer not initialized, cannot create watchdog");
+		return -ENOMEM;
+	}
+
+	gxp_watchdog_device = platform_device_alloc("gxp-wdt", -1);
+	if (!gxp_watchdog_device) {
+		pr_err("Timer failed to allocate gxp-wdt");
+		return -ENOMEM;
+	}
+
+	/* Pass the base address (counter) as platform data and nothing else */
+	gxp_watchdog_device->dev.platform_data = gxp_timer->counter;
+	gxp_watchdog_device->dev.parent = dev;
+
+	return platform_device_add(gxp_watchdog_device);
+}
+
+static const struct of_device_id gxp_timer_of_match[] = {
+	{ .compatible = "hpe,gxp-timer", },
+	{},
+};
+
+static struct platform_driver gxp_timer_driver = {
+	.probe  = gxp_timer_probe,
+	.driver = {
+		.name = "gxp-timer",
+		.of_match_table = gxp_timer_of_match,
+		.suppress_bind_attrs = true,
+	},
+};
+
+builtin_platform_driver(gxp_timer_driver);
+
+TIMER_OF_DECLARE(gxp, "hpe,gxp-timer", gxp_timer_init);
diff --git a/drivers/soc/ixp4xx/ixp4xx-qmgr.c b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
index 9154c7029b05..291086bb9313 100644
--- a/drivers/soc/ixp4xx/ixp4xx-qmgr.c
+++ b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
@@ -459,7 +459,7 @@ static const struct of_device_id ixp4xx_qmgr_of_match[] = {
 static struct platform_driver ixp4xx_qmgr_driver = {
 	.driver = {
 		.name           = "ixp4xx-qmgr",
-		.of_match_table = of_match_ptr(ixp4xx_qmgr_of_match),
+		.of_match_table = ixp4xx_qmgr_of_match,
 	},
 	.probe = ixp4xx_qmgr_probe,
 	.remove = ixp4xx_qmgr_remove,
diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c
index 384461b70684..15a3970e3509 100644
--- a/drivers/soc/rockchip/grf.c
+++ b/drivers/soc/rockchip/grf.c
@@ -165,12 +165,14 @@ static int __init rockchip_grf_init(void)
 		return -ENODEV;
 	if (!match || !match->data) {
 		pr_err("%s: missing grf data\n", __func__);
+		of_node_put(np);
 		return -EINVAL;
 	}
 
 	grf_info = match->data;
 
 	grf = syscon_node_to_regmap(np);
+	of_node_put(np);
 	if (IS_ERR(grf)) {
 		pr_err("%s: could not get grf syscon\n", __func__);
 		return PTR_ERR(grf);
diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c
index 6554e06e053e..28f87cd8b3ed 100644
--- a/drivers/tee/optee/call.c
+++ b/drivers/tee/optee/call.c
@@ -512,7 +512,7 @@ int optee_check_mem_type(unsigned long start, size_t num_pages)
 	 * Allow kernel address to register with OP-TEE as kernel
 	 * pages are configured as normal memory only.
 	 */
-	if (virt_addr_valid(start) || is_vmalloc_addr((void *)start))
+	if (virt_addr_valid((void *)start) || is_vmalloc_addr((void *)start))
 		return 0;
 
 	mmap_read_lock(mm);
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 001ae1be9b61..32fd37698932 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1839,6 +1839,17 @@ config RALINK_WDT
 	help
 	  Hardware driver for the Ralink SoC Watchdog Timer.
 
+config GXP_WATCHDOG
+	tristate "HPE GXP watchdog support"
+	depends on ARCH_HPE_GXP
+	select WATCHDOG_CORE
+	help
+	  Say Y here to include support for the watchdog timer
+	  in HPE GXP SoCs.
+
+	  To compile this driver as a module, choose M here.
+	  The module will be called gxp-wdt.
+
 config MT7621_WDT
 	tristate "Mediatek SoC watchdog"
 	select WATCHDOG_CORE
diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index 5f88a6237f7c..c324e9d820e9 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -93,6 +93,7 @@ obj-$(CONFIG_RTD119X_WATCHDOG) += rtd119x_wdt.o
 obj-$(CONFIG_SPRD_WATCHDOG) += sprd_wdt.o
 obj-$(CONFIG_PM8916_WATCHDOG) += pm8916_wdt.o
 obj-$(CONFIG_ARM_SMC_WATCHDOG) += arm_smc_wdt.o
+obj-$(CONFIG_GXP_WATCHDOG) += gxp-wdt.o
 obj-$(CONFIG_VISCONTI_WATCHDOG) += visconti_wdt.o
 obj-$(CONFIG_MSC313E_WATCHDOG) += msc313e_wdt.o
 obj-$(CONFIG_APPLE_WATCHDOG) += apple_wdt.o
diff --git a/drivers/watchdog/gxp-wdt.c b/drivers/watchdog/gxp-wdt.c
new file mode 100644
index 000000000000..b0b2d7a6fdde
--- /dev/null
+++ b/drivers/watchdog/gxp-wdt.c
@@ -0,0 +1,174 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (C) 2022 Hewlett-Packard Enterprise Development Company, L.P. */
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/watchdog.h>
+
+#define MASK_WDGCS_ENABLE	0x01
+#define MASK_WDGCS_RELOAD	0x04
+#define MASK_WDGCS_NMIEN	0x08
+#define MASK_WDGCS_WARN		0x80
+
+#define WDT_MAX_TIMEOUT_MS	655350
+#define WDT_DEFAULT_TIMEOUT	30
+#define SECS_TO_WDOG_TICKS(x) ((x) * 100)
+#define WDOG_TICKS_TO_SECS(x) ((x) / 100)
+
+#define GXP_WDT_CNT_OFS		0x10
+#define GXP_WDT_CTRL_OFS	0x16
+
+struct gxp_wdt {
+	void __iomem *base;
+	struct watchdog_device wdd;
+};
+
+static void gxp_wdt_enable_reload(struct gxp_wdt *drvdata)
+{
+	u8 val;
+
+	val = readb(drvdata->base + GXP_WDT_CTRL_OFS);
+	val |= (MASK_WDGCS_ENABLE | MASK_WDGCS_RELOAD);
+	writeb(val, drvdata->base + GXP_WDT_CTRL_OFS);
+}
+
+static int gxp_wdt_start(struct watchdog_device *wdd)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+
+	writew(SECS_TO_WDOG_TICKS(wdd->timeout), drvdata->base + GXP_WDT_CNT_OFS);
+	gxp_wdt_enable_reload(drvdata);
+	return 0;
+}
+
+static int gxp_wdt_stop(struct watchdog_device *wdd)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+	u8 val;
+
+	val = readb_relaxed(drvdata->base + GXP_WDT_CTRL_OFS);
+	val &= ~MASK_WDGCS_ENABLE;
+	writeb(val, drvdata->base + GXP_WDT_CTRL_OFS);
+	return 0;
+}
+
+static int gxp_wdt_set_timeout(struct watchdog_device *wdd,
+			       unsigned int timeout)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+	u32 actual;
+
+	wdd->timeout = timeout;
+	actual = min(timeout * 100, wdd->max_hw_heartbeat_ms / 10);
+	writew(actual, drvdata->base + GXP_WDT_CNT_OFS);
+
+	return 0;
+}
+
+static unsigned int gxp_wdt_get_timeleft(struct watchdog_device *wdd)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+	u32 val = readw(drvdata->base + GXP_WDT_CNT_OFS);
+
+	return WDOG_TICKS_TO_SECS(val);
+}
+
+static int gxp_wdt_ping(struct watchdog_device *wdd)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+
+	gxp_wdt_enable_reload(drvdata);
+	return 0;
+}
+
+static int gxp_restart(struct watchdog_device *wdd, unsigned long action,
+		       void *data)
+{
+	struct gxp_wdt *drvdata = watchdog_get_drvdata(wdd);
+
+	writew(1, drvdata->base + GXP_WDT_CNT_OFS);
+	gxp_wdt_enable_reload(drvdata);
+	mdelay(100);
+	return 0;
+}
+
+static const struct watchdog_ops gxp_wdt_ops = {
+	.owner =	THIS_MODULE,
+	.start =	gxp_wdt_start,
+	.stop =		gxp_wdt_stop,
+	.ping =		gxp_wdt_ping,
+	.set_timeout =	gxp_wdt_set_timeout,
+	.get_timeleft =	gxp_wdt_get_timeleft,
+	.restart =	gxp_restart,
+};
+
+static const struct watchdog_info gxp_wdt_info = {
+	.options = WDIOF_SETTIMEOUT | WDIOF_MAGICCLOSE | WDIOF_KEEPALIVEPING,
+	.identity = "HPE GXP Watchdog timer",
+};
+
+static int gxp_wdt_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct gxp_wdt *drvdata;
+	int err;
+	u8 val;
+
+	drvdata = devm_kzalloc(dev, sizeof(struct gxp_wdt), GFP_KERNEL);
+	if (!drvdata)
+		return -ENOMEM;
+
+	/*
+	 * The register area where the timer and watchdog reside is disarranged.
+	 * Hence mapping individual register blocks for the timer and watchdog
+	 * is not recommended as they would have access to each others
+	 * registers. Based on feedback the watchdog is no longer part of the
+	 * device tree file and the timer driver now creates the watchdog as a
+	 * child device. During the watchdogs creation, the timer driver passes
+	 * the base address to the watchdog over the private interface.
+	 */
+
+	drvdata->base = (void __iomem *)dev->platform_data;
+
+	drvdata->wdd.info = &gxp_wdt_info;
+	drvdata->wdd.ops = &gxp_wdt_ops;
+	drvdata->wdd.max_hw_heartbeat_ms = WDT_MAX_TIMEOUT_MS;
+	drvdata->wdd.parent = dev;
+	drvdata->wdd.timeout = WDT_DEFAULT_TIMEOUT;
+
+	watchdog_set_drvdata(&drvdata->wdd, drvdata);
+	watchdog_set_nowayout(&drvdata->wdd, WATCHDOG_NOWAYOUT);
+
+	val = readb(drvdata->base + GXP_WDT_CTRL_OFS);
+
+	if (val & MASK_WDGCS_ENABLE)
+		set_bit(WDOG_HW_RUNNING, &drvdata->wdd.status);
+
+	watchdog_set_restart_priority(&drvdata->wdd, 128);
+
+	watchdog_stop_on_reboot(&drvdata->wdd);
+	err = devm_watchdog_register_device(dev, &drvdata->wdd);
+	if (err) {
+		dev_err(dev, "Failed to register watchdog device");
+		return err;
+	}
+
+	dev_info(dev, "HPE GXP watchdog timer");
+
+	return 0;
+}
+
+static struct platform_driver gxp_wdt_driver = {
+	.probe = gxp_wdt_probe,
+	.driver = {
+		.name =	"gxp-wdt",
+	},
+};
+module_platform_driver(gxp_wdt_driver);
+
+MODULE_AUTHOR("Nick Hawkins <nick.hawkins@hpe.com>");
+MODULE_AUTHOR("Jean-Marie Verdun <verdun@hpe.com>");
+MODULE_DESCRIPTION("Driver for GXP watchdog timer");
author	Linus Torvalds <torvalds@linux-foundation.org>	2022-06-03 00:27:44 +0200
committer	Linus Torvalds <torvalds@linux-foundation.org>	2022-06-03 00:27:44 +0200
commit	09a018176ba246f00d6b6b526047d38dcd2955d3 (patch)
tree	72179ffd954265eb70471e6416f915a9fd3a584d
parent	Merge tag 'arm-multiplatform-5.19-2' of git://git.kernel.org/pub/scm/linux/ke... (diff)
parent	Merge tag 'optee-warning-for-v5.19' of https://git.linaro.org/people/jens.wik... (diff)
download	linux-09a018176ba246f00d6b6b526047d38dcd2955d3.tar.xz linux-09a018176ba246f00d6b6b526047d38dcd2955d3.zip