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Mon, 29 Jan 2024 17:49:58 -0800 (PST) Received: from localhost.localdomain ([122.8.183.87]) by smtp.gmail.com with ESMTPSA id he24-20020a056870799800b002186b9cc12bsm1359044oab.5.2024.01.29.17.49.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Jan 2024 17:49:58 -0800 (PST) From: Chen Wang To: aou@eecs.berkeley.edu, chao.wei@sophgo.com, conor@kernel.org, krzysztof.kozlowski+dt@linaro.org, palmer@dabbelt.com, paul.walmsley@sifive.com, p.zabel@pengutronix.de, robh+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, haijiao.liu@sophgo.com, xiaoguang.xing@sophgo.com, guoren@kernel.org, jszhang@kernel.org, inochiama@outlook.com Cc: Chen Wang , Krzysztof Kozlowski Subject: [PATCH v3 1/4] dt-bindings: reset: sophgo: support SG2042 Date: Tue, 30 Jan 2024 09:49:45 +0800 Message-Id: <35c348437b6e18972ccaf90d9c38040caccd1f11.1706577450.git.unicorn_wang@outlook.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1789478218650998160 X-GMAIL-MSGID: 1789478218650998160 From: Chen Wang Add bindings for the reset generator on the SOPHGO SG2042 RISC-V SoC. Signed-off-by: Chen Wang Reviewed-by: Krzysztof Kozlowski --- .../bindings/reset/sophgo,sg2042-reset.yaml | 35 ++++++++ .../dt-bindings/reset/sophgo,sg2042-reset.h | 87 +++++++++++++++++++ 2 files changed, 122 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/sophgo,sg2042-reset.yaml create mode 100644 include/dt-bindings/reset/sophgo,sg2042-reset.h diff --git a/Documentation/devicetree/bindings/reset/sophgo,sg2042-reset.yaml b/Documentation/devicetree/bindings/reset/sophgo,sg2042-reset.yaml new file mode 100644 index 000000000000..76e1931f0908 --- /dev/null +++ b/Documentation/devicetree/bindings/reset/sophgo,sg2042-reset.yaml @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reset/sophgo,sg2042-reset.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SG2042 SoC Reset Controller + +maintainers: + - Chen Wang + +properties: + compatible: + const: sophgo,sg2042-reset + + reg: + maxItems: 1 + + "#reset-cells": + const: 1 + +required: + - compatible + - reg + - "#reset-cells" + +additionalProperties: false + +examples: + - | + rstgen: reset-controller@c00 { + compatible = "sophgo,sg2042-reset"; + reg = <0xc00 0xc>; + #reset-cells = <1>; + }; diff --git a/include/dt-bindings/reset/sophgo,sg2042-reset.h b/include/dt-bindings/reset/sophgo,sg2042-reset.h new file mode 100644 index 000000000000..9ab0980625c1 --- /dev/null +++ b/include/dt-bindings/reset/sophgo,sg2042-reset.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ +/* + * Copyright (C) 2023 Sophgo Technology Inc. All rights reserved. + */ + +#ifndef __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ +#define __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ + +#define RST_MAIN_AP 0 +#define RST_RISCV_CPU 1 +#define RST_RISCV_LOW_SPEED_LOGIC 2 +#define RST_RISCV_CMN 3 +#define RST_HSDMA 4 +#define RST_SYSDMA 5 +#define RST_EFUSE0 6 +#define RST_EFUSE1 7 +#define RST_RTC 8 +#define RST_TIMER 9 +#define RST_WDT 10 +#define RST_AHB_ROM0 11 +#define RST_AHB_ROM1 12 +#define RST_I2C0 13 +#define RST_I2C1 14 +#define RST_I2C2 15 +#define RST_I2C3 16 +#define RST_GPIO0 17 +#define RST_GPIO1 18 +#define RST_GPIO2 19 +#define RST_PWM 20 +#define RST_AXI_SRAM0 21 +#define RST_AXI_SRAM1 22 +#define RST_SF0 23 +#define RST_SF1 24 +#define RST_LPC 25 +#define RST_ETH0 26 +#define RST_EMMC 27 +#define RST_SD 28 +#define RST_UART0 29 +#define RST_UART1 30 +#define RST_UART2 31 +#define RST_UART3 32 +#define RST_SPI0 33 +#define RST_SPI1 34 +#define RST_DBG_I2C 35 +#define RST_PCIE0 36 +#define RST_PCIE1 37 +#define RST_DDR0 38 +#define RST_DDR1 39 +#define RST_DDR2 40 +#define RST_DDR3 41 +#define RST_FAU0 42 +#define RST_FAU1 43 +#define RST_FAU2 44 +#define RST_RXU0 45 +#define RST_RXU1 46 +#define RST_RXU2 47 +#define RST_RXU3 48 +#define RST_RXU4 49 +#define RST_RXU5 50 +#define RST_RXU6 51 +#define RST_RXU7 52 +#define RST_RXU8 53 +#define RST_RXU9 54 +#define RST_RXU10 55 +#define RST_RXU11 56 +#define RST_RXU12 57 +#define RST_RXU13 58 +#define RST_RXU14 59 +#define RST_RXU15 60 +#define RST_RXU16 61 +#define RST_RXU17 62 +#define RST_RXU18 63 +#define RST_RXU19 64 +#define RST_RXU20 65 +#define RST_RXU21 66 +#define RST_RXU22 67 +#define RST_RXU23 68 +#define RST_RXU24 69 +#define RST_RXU25 70 +#define RST_RXU26 71 +#define RST_RXU27 72 +#define RST_RXU28 73 +#define RST_RXU29 74 +#define RST_RXU30 75 +#define RST_RXU31 76 + +#endif /* __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ */