From nobody Tue Feb 10 10:59:13 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B9C1B2E7F1E; Tue, 23 Dec 2025 05:37:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766468232; cv=none; b=AfEBZDGxbaa3pG9pIKMV4Z0e4TntWCyT9ej6UPEJox49LtWEitXSL1yeX1FqE5BLivdPvuFRR8TJLk/OCpfUxlwvabyafs+30vTFCzAGSnLZbMJlBfR1IJSfn6AXZz0MmclJ6mUo2m0bTk2rdUXAxeQ2NRNazdju2v8B36xalSk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766468232; c=relaxed/simple; bh=Ep+ac+R6I1EjjNFNEGIEPw5hetO+xIBtQ+QP0Lu1Src=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=hzec/BixiaO6+zst/6er1KFd16ve84Qv5eV2GPnP8NWya15xH6mCqby4rInBUk6/vyOa/Hvla8VYl2WKDMMGM0lImcTAtenz6bZwAyY0ElFI6Reyj7PoVX3BqDYVkqY8in30gsTJ2Pjq1L//JNNExKH+L+CDh4zw1BWOCsqoKUo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q2d06AcW; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Q2d06AcW" Received: by smtp.kernel.org (Postfix) with ESMTPS id 65DF0C19423; Tue, 23 Dec 2025 05:37:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766468232; bh=Ep+ac+R6I1EjjNFNEGIEPw5hetO+xIBtQ+QP0Lu1Src=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Q2d06AcWY1cmaNOVXxapU4h58QH7WyI7XAN8/WW7+q5q4qnMD23PLoIeKKmG6wv0g jSLPOQfHWkvUaiqBAD+xkpSesJoixX0RjXihcoT5VcYyQupvZH+0hlDxH0/WcuMLCM +OknDj6gJB28DmBthaT+LAauN5M1Nuvr3yVxdQIJWnWl3VrGagPX+W+kJYqgxrUH6Y Bu7isnnDqUVIXSEB25WblAsnRZAKrg603E0P+buZsw59kpC/mRnQBw2dMlWzvEb9CC dH4VgE+qPOx4QrttrpDoCjpXLKe7AEGRxqJhf0kdVjxnhKElKz5uSAfnbzs+P6mDSW qO2Nthr3x8XgQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5AF2AE6ADF9; Tue, 23 Dec 2025 05:37:12 +0000 (UTC) From: Xianwei Zhao via B4 Relay Date: Tue, 23 Dec 2025 05:37:11 +0000 Subject: [PATCH v2 3/4] arm64: dts: amlogic: Add S7 Reset Controller Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251223-reset-s6-s7-s7d-v2-3-958f341449f1@amlogic.com> References: <20251223-reset-s6-s7-s7d-v2-0-958f341449f1@amlogic.com> In-Reply-To: <20251223-reset-s6-s7-s7d-v2-0-958f341449f1@amlogic.com> To: Philipp Zabel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Xianwei Zhao X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1766468230; l=4612; i=xianwei.zhao@amlogic.com; s=20251216; h=from:subject:message-id; bh=Fr+n33k6HHrDopySr/XnGf+wJrkcpny3tUyJ6cnpMXA=; b=jS+mm9Z3V5aX70iBZPI2HiRzkuST9EuPzGBDoFmEhtCZ3dtktFrr8/9pNYxL64B853573PBk2 znUSLGqsdpgAlFAx3NyJlSCv3UuOYQQSFmFxMXvxiKwyAhCOzUWPI4X X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=dWwxtWCxC6FHRurOmxEtr34SuBYU+WJowV/ZmRJ7H+k= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20251216 with auth_id=578 X-Original-From: Xianwei Zhao Reply-To: xianwei.zhao@amlogic.com From: Xianwei Zhao Add the device node and related header file for Amlogic S7 reset controller. Signed-off-by: Xianwei Zhao Reviewed-by: Martin Blumenstingl --- arch/arm64/boot/dts/amlogic/amlogic-s7-reset.h | 124 +++++++++++++++++++++= ++++ arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi | 8 ++ 2 files changed, 132 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7-reset.h b/arch/arm64/bo= ot/dts/amlogic/amlogic-s7-reset.h new file mode 100644 index 000000000000..243136aaf8ec --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/amlogic-s7-reset.h @@ -0,0 +1,124 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ +/* + * Copyright (c) 2025 Amlogic, Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_AMLOGIC_S7_RESET_H +#define _DT_BINDINGS_AMLOGIC_S7_RESET_H + +/* RESET0 */ +#define RESET_USB_DDR0 0 +#define RESET_USB_DDR1 1 +#define RESET_USB_DDR2 2 +#define RESET_USB_DDR3 3 +#define RESET_USB1 4 +#define RESET_USB0 5 +#define RESET_USB1_COMB 6 +#define RESET_USB0_COMB 7 +#define RESET_USBPHY20 8 +#define RESET_USBPHY21 9 +/* 10-14 */ +#define RESET_HDMI20_AES 15 +#define RESET_HDMITX_CAPB3 16 +#define RESET_BRG_VCBUS_DEC 17 +#define RESET_VCBUS 18 +#define RESET_VID_PLL_DIV 19 +#define RESET_VIDEO6 20 +#define RESET_GE2D 21 +#define RESET_HDMITXPHY 22 +#define RESET_VID_LOCK 23 +#define RESET_VENCL 24 +#define RESET_VDAC 25 +#define RESET_VENCP 26 +#define RESET_VENCI 27 +#define RESET_RDMA 28 +#define RESET_HDMI_TX 29 +#define RESET_VIU 30 +#define RESET_VENC 31 + +/* RESET1 */ +#define RESET_AUDIO 32 +#define RESET_MALI_CAPB3 33 +#define RESET_MALI 34 +#define RESET_DDR_APB 35 +#define RESET_DDR 36 +#define RESET_DOS_CAPB3 37 +#define RESET_DOS 38 +/* 39-47 */ +#define RESET_ETH 48 +/* 49-63 */ + +/* RESET2 */ +#define RESET_AM2AXI 64 +#define RESET_IR_CTRL 65 +/* 66 */ +#define RESET_TEMPSENSOR_PLL 67 +/* 68-71 */ +#define RESET_SMART_CARD 72 +#define RESET_SPICC0 73 +/* 74-79 */ +#define RESET_MSR_CLK 80 +/* 81 */ +#define RESET_SARADC 82 +/* 83-87 */ +#define RESET_ACODEC 88 +#define RESET_CEC 89 +/* 90 */ +#define RESET_WATCHDOG 91 +/* 92-95 */ + +/* RESET3 */ +/* 96 ~ 127 */ + +/* RESET4 */ +/* 128-131 */ +#define RESET_PWM_A 128 +#define RESET_PWM_B 129 +#define RESET_PWM_C 130 +#define RESET_PWM_D 131 +#define RESET_PWM_E 132 +#define RESET_PWM_F 133 +#define RESET_PWM_G 134 +#define RESET_PWM_H 135 +#define RESET_PWM_I 136 +#define RESET_PWM_J 137 +#define RESET_UART_A 138 +#define RESET_UART_B 139 +/* 140-143 */ +#define RESET_I2C_S_A 144 +#define RESET_I2C_M_A 145 +#define RESET_I2C_M_B 146 +#define RESET_I2C_M_C 147 +#define RESET_I2C_M_D 148 +#define RESET_I2C_M_E 149 +/* 150-151 */ +#define RESET_SD_EMMC_A 152 +#define RESET_SD_EMMC_B 153 +#define RESET_SD_EMMC_C 154 +/* 155-159 */ + +/* RESET5 */ +#define RESET_BRG_VDEC_PIPE0 160 +#define RESET_BRG_HEVCF_PIPE0 161 +/* 162-163 */ +#define RESET_BRG_GE2D_PIPE0 164 +#define RESET_BRG_DMC_PIPE0 165 +#define RESET_BRG_A53_PIPE0 166 +#define RESET_BRG_MALI_PIPE0 167 +/* 168 */ +#define RESET_BRG_MALI_PIPE1 169 +/* 170-171 */ +#define RESET_BRG_HEVCF_PIPE1 172 +#define RESET_BRG_HEVCB_PIPE1 173 +/* 174-182 */ +#define RESET_BRG_NIC_EMMC 183 +#define RESET_BRG_NIC_RAMA 184 +#define RESET_BRG_NIC_SDIOB 185 +#define RESET_BRG_NIC_SDIOA 186 +#define RESET_BRG_NIC_VAPB 187 +#define RESET_BRG_NIC_DSU 188 +#define RESET_BRG_NIC_CLK81 189 +#define RESET_BRG_NIC_MAIN 190 +#define RESET_BRG_NIC_ALL 191 + +#endif diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-s7.dtsi index a3faf4d188e1..0b2ac24e8dbc 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi @@ -8,6 +8,7 @@ #include #include #include +#include "amlogic-s7-reset.h" =20 / { cpus { @@ -142,6 +143,13 @@ uart_b: serial@7a000 { status =3D "disabled"; }; =20 + reset: reset-controller@2000 { + compatible =3D "amlogic,s7-reset", + "amlogic,meson-s4-reset"; + reg =3D <0x0 0x2000 0x0 0x98>; + #reset-cells =3D <1>; + }; + periphs_pinctrl: pinctrl@4000 { compatible =3D "amlogic,pinctrl-s7"; #address-cells =3D <2>; --=20 2.52.0