[PW_SID:960482] reset: canaan: add Kendryte K230 reset support

Documentation/devicetree/bindings/reset/canaan,k230-rst.yaml

@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/canaan,k230-rst.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Canaan Kendryte K230 Reset Controller
+
+maintainers:
+  - Junhui Liu <junhui.liu@pigmoral.tech>
+
+description:
+  The Canaan Kendryte K230 reset controller is part of the SoC's system
+  controller and controls the reset registers for CPUs and various peripherals.
+
+properties:
+  compatible:
+    const: canaan,k230-rst
+
+  reg:
+    maxItems: 1
+
+  '#reset-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    reset-controller@91101000 {
+      compatible = "canaan,k230-rst";
+      reg = <0x91101000 0x1000>;
+      #reset-cells = <1>;
+    };

drivers/reset/Kconfig

@@ -140,6 +140,15 @@ config RESET_K210
 	  Say Y if you want to control reset signals provided by this
 	  controller.
 
+config RESET_K230
+	tristate "Reset controller driver for Canaan Kendryte K230 SoC"
+	depends on ARCH_CANAAN || COMPILE_TEST
+	depends on OF
+	help
+	  Support for the Canaan Kendryte K230 RISC-V SoC reset controller.
+	  Say Y if you want to control reset signals provided by this
+	  controller.
+
 config RESET_LANTIQ
 	bool "Lantiq XWAY Reset Driver" if COMPILE_TEST
 	default SOC_TYPE_XWAY

drivers/reset/Makefile

@@ -20,6 +20,7 @@ obj-$(CONFIG_RESET_IMX7) += reset-imx7.o
 obj-$(CONFIG_RESET_IMX8MP_AUDIOMIX) += reset-imx8mp-audiomix.o
 obj-$(CONFIG_RESET_INTEL_GW) += reset-intel-gw.o
 obj-$(CONFIG_RESET_K210) += reset-k210.o
+obj-$(CONFIG_RESET_K230) += reset-k230.o
 obj-$(CONFIG_RESET_LANTIQ) += reset-lantiq.o
 obj-$(CONFIG_RESET_LPC18XX) += reset-lpc18xx.o
 obj-$(CONFIG_RESET_MCHP_SPARX5) += reset-microchip-sparx5.o