Add the reset device tree node to cv1800b SoC reusing the pinctrl-single driver. Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx> --- arch/riscv/boot/dts/sophgo/cv-pinctrl.h | 19 +++++++++++++++++++ arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 10 ++++++++++ 2 files changed, 29 insertions(+) create mode 100644 arch/riscv/boot/dts/sophgo/cv-pinctrl.h diff --git a/arch/riscv/boot/dts/sophgo/cv-pinctrl.h b/arch/riscv/boot/dts/sophgo/cv-pinctrl.h new file mode 100644 index 000000000000..ed78b6fb3142 --- /dev/null +++ b/arch/riscv/boot/dts/sophgo/cv-pinctrl.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants for pinctrl bindings for Sophgo CV* SoC. + * + * Copyright (C) 2023 Jisheng Zhang <jszhang@xxxxxxxxxx> + */ +#ifndef _DTS_RISCV_SOPHGO_CV_PINCTRL_H +#define _DTS_RISCV_SOPHGO_CV_PINCTRL_H + +#define MUX_M0 0 +#define MUX_M1 1 +#define MUX_M2 2 +#define MUX_M3 3 +#define MUX_M4 4 +#define MUX_M5 5 +#define MUX_M6 6 +#define MUX_M7 7 + +#endif diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi index e04df04a91c0..7a44d8e8672b 100644 --- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi +++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi @@ -6,6 +6,8 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/reset/sophgo,cv1800b-reset.h> +#include "cv-pinctrl.h" + / { compatible = "sophgo,cv1800b"; #address-cells = <1>; @@ -55,6 +57,14 @@ soc { dma-noncoherent; ranges; + pinctrl0: pinctrl@3001000 { + compatible = "pinctrl-single"; + reg = <0x3001000 0x130>; + #pinctrl-cells = <1>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x00000007>; + }; + rst: reset-controller@3003000 { compatible = "sophgo,cv1800b-reset"; reg = <0x03003000 0x1000>; -- 2.42.0