riscv: dts: sophgo: add reset generator for Sophgo CV1800 series SoC

Add reset generator node for all CV18XX series SoC.

Reviewed-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Tested-by: Junhui Liu <junhui.liu@pigmoral.tech>
Tested-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Link: https://lore.kernel.org/r/20250617070144.1149926-4-inochiama@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>

2 files changed, 105 insertions, 0 deletions

diff --git a/arch/riscv/boot/dts/sophgo/cv180x.dtsi b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
index 280c45bd3b3d..1000de865d07 100644
--- a/arch/riscv/boot/dts/sophgo/cv180x.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv180x.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/clock/sophgo,cv1800.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/irq.h>
+#include "cv18xx-reset.h"
 
 / {
 	#address-cells = <1>;
@@ -24,6 +25,12 @@
 		#size-cells = <1>;
 		ranges;
 
+		rst: reset-controller@3003000 {
+			compatible = "sophgo,cv1800b-reset";
+			reg = <0x3003000 0x1000>;
+			#reset-cells = <1>;
+		};
+
 		gpio0: gpio@3020000 {
 			compatible = "snps,dw-apb-gpio";
 			reg = <0x3020000 0x1000>;
diff --git a/arch/riscv/boot/dts/sophgo/cv18xx-reset.h b/arch/riscv/boot/dts/sophgo/cv18xx-reset.h
new file mode 100644
index 000000000000..7e7c5ca2dbbd
--- /dev/null
+++ b/arch/riscv/boot/dts/sophgo/cv18xx-reset.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Copyright (C) 2025 Inochi Amaoto <inochiama@outlook.com>
+ */
+
+#ifndef _SOPHGO_CV18XX_RESET
+#define _SOPHGO_CV18XX_RESET
+
+#define RST_DDR				2
+#define RST_H264C			3
+#define RST_JPEG			4
+#define RST_H265C			5
+#define RST_VIPSYS			6
+#define RST_TDMA			7
+#define RST_TPU				8
+#define RST_TPUSYS			9
+#define RST_USB				11
+#define RST_ETH0			12
+#define RST_ETH1			13
+#define RST_NAND			14
+#define RST_EMMC			15
+#define RST_SD0				16
+#define RST_SDMA			18
+#define RST_I2S0			19
+#define RST_I2S1			20
+#define RST_I2S2			21
+#define RST_I2S3			22
+#define RST_UART0			23
+#define RST_UART1			24
+#define RST_UART2			25
+#define RST_UART3			26
+#define RST_I2C0			27
+#define RST_I2C1			28
+#define RST_I2C2			29
+#define RST_I2C3			30
+#define RST_I2C4			31
+#define RST_PWM0			32
+#define RST_PWM1			33
+#define RST_PWM2			34
+#define RST_PWM3			35
+#define RST_SPI0			40
+#define RST_SPI1			41
+#define RST_SPI2			42
+#define RST_SPI3			43
+#define RST_GPIO0			44
+#define RST_GPIO1			45
+#define RST_GPIO2			46
+#define RST_EFUSE			47
+#define RST_WDT				48
+#define RST_AHB_ROM			49
+#define RST_SPIC			50
+#define RST_TEMPSEN			51
+#define RST_SARADC			52
+#define RST_COMBO_PHY0			58
+#define RST_SPI_NAND			61
+#define RST_SE				62
+#define RST_UART4			74
+#define RST_GPIO3			75
+#define RST_SYSTEM			76
+#define RST_TIMER			77
+#define RST_TIMER0			78
+#define RST_TIMER1			79
+#define RST_TIMER2			80
+#define RST_TIMER3			81
+#define RST_TIMER4			82
+#define RST_TIMER5			83
+#define RST_TIMER6			84
+#define RST_TIMER7			85
+#define RST_WGN0			86
+#define RST_WGN1			87
+#define RST_WGN2			88
+#define RST_KEYSCAN			89
+#define RST_AUDDAC			91
+#define RST_AUDDAC_APB			92
+#define RST_AUDADC			93
+#define RST_VCSYS			95
+#define RST_ETHPHY			96
+#define RST_ETHPHY_APB			97
+#define RST_AUDSRC			98
+#define RST_VIP_CAM0			99
+#define RST_WDT1			100
+#define RST_WDT2			101
+#define RST_AUTOCLEAR_CPUCORE0		256
+#define RST_AUTOCLEAR_CPUCORE1		257
+#define RST_AUTOCLEAR_CPUCORE2		258
+#define RST_AUTOCLEAR_CPUCORE3		259
+#define RST_AUTOCLEAR_CPUSYS0		260
+#define RST_AUTOCLEAR_CPUSYS1		261
+#define RST_AUTOCLEAR_CPUSYS2		262
+#define RST_CPUCORE0			288
+#define RST_CPUCORE1			289
+#define RST_CPUCORE2			290
+#define RST_CPUCORE3			291
+#define RST_CPUSYS0			292
+#define RST_CPUSYS1			293
+#define RST_CPUSYS2			294
+
+#endif /* _SOPHGO_CV18XX_RESET */