From patchwork Thu Jul 13 11:38:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xingyu Wu X-Patchwork-Id: 13311899 X-Patchwork-Delegate: mail@conchuod.ie Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9C6EEC001DC for ; Thu, 13 Jul 2023 11:39:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=PRT0T9wf4LomGQcjIDQ7TmH071A1rVACpnqzkWdd6Vo=; b=wmL/iUiib8BcOt Ea4bLt0mtMoRmLlzduJj2ouMZ6XMLVvWXy7/8c8DVWeRsrkzTUobelrv/1MJjj5FqFnYY156AS7PE 1ArAtYmCf2757/YwdqLUwbB04FhZkefL3b2afw2NCnbfzyPowf7bXxTu9S6mQgGJFM+jZoRSjer33 uFcyle/fAqMG+fGxsticr2/c6Na6a3BcANMqdIUEg7DYoVsbBVS1dvEjSHD59Be7WsLnAQ5R8PGeL OnPyd6rWuZuL+mnoXD3LYz1zGskPoTt4/sySLmkFxapGUqSQefjVziisBMjDHtGfBQBBNPg+LcVw/ 8XwdFCR8SJ25dbJEQq5g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qJuff-0036fL-1S; Thu, 13 Jul 2023 11:39:43 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qJufW-0036XZ-2e for linux-riscv@lists.infradead.org; Thu, 13 Jul 2023 11:39:39 +0000 Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id D089124E266; Thu, 13 Jul 2023 19:39:04 +0800 (CST) Received: from EXMBX061.cuchost.com (172.16.6.61) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 13 Jul 2023 19:39:04 +0800 Received: from localhost.localdomain (183.27.98.46) by EXMBX061.cuchost.com (172.16.6.61) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 13 Jul 2023 19:39:03 +0800 From: Xingyu Wu To: , , "Michael Turquette" , Stephen Boyd , "Philipp Zabel" , Conor Dooley , "Emil Renner Berthing" CC: Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Hal Feng , Xingyu Wu , , Subject: [PATCH v8 1/9] dt-bindings: clock: Add StarFive JH7110 System-Top-Group clock and reset generator Date: Thu, 13 Jul 2023 19:38:54 +0800 Message-ID: <20230713113902.56519-2-xingyu.wu@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230713113902.56519-1-xingyu.wu@starfivetech.com> References: <20230713113902.56519-1-xingyu.wu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [183.27.98.46] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX061.cuchost.com (172.16.6.61) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230713_043935_271612_88E54F03 X-CRM114-Status: GOOD ( 12.82 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add bindings for the System-Top-Group clock and reset generator (STGCRG) on the JH7110 RISC-V SoC by StarFive Ltd. Acked-by: Palmer Dabbelt Reviewed-by: Emil Renner Berthing Reviewed-by: Krzysztof Kozlowski Signed-off-by: Xingyu Wu --- .../clock/starfive,jh7110-stgcrg.yaml | 82 +++++++++++++++++++ .../dt-bindings/clock/starfive,jh7110-crg.h | 34 ++++++++ .../dt-bindings/reset/starfive,jh7110-crg.h | 28 +++++++ 3 files changed, 144 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-stgcrg.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-stgcrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-stgcrg.yaml new file mode 100644 index 000000000000..b64ccd84200a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-stgcrg.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jh7110-stgcrg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 System-Top-Group Clock and Reset Generator + +maintainers: + - Xingyu Wu + +properties: + compatible: + const: starfive,jh7110-stgcrg + + reg: + maxItems: 1 + + clocks: + items: + - description: Main Oscillator (24 MHz) + - description: HIFI4 core + - description: STG AXI/AHB + - description: USB (125 MHz) + - description: CPU Bus + - description: HIFI4 Axi + - description: NOC STG Bus + - description: APB Bus + + clock-names: + items: + - const: osc + - const: hifi4_core + - const: stg_axiahb + - const: usb_125m + - const: cpu_bus + - const: hifi4_axi + - const: nocstg_bus + - const: apb_bus + + '#clock-cells': + const: 1 + description: + See for valid indices. + + '#reset-cells': + const: 1 + description: + See for valid indices. + +required: + - compatible + - reg + - clocks + - clock-names + - '#clock-cells' + - '#reset-cells' + +additionalProperties: false + +examples: + - | + #include + + stgcrg: clock-controller@10230000 { + compatible = "starfive,jh7110-stgcrg"; + reg = <0x10230000 0x10000>; + clocks = <&osc>, + <&syscrg JH7110_SYSCLK_HIFI4_CORE>, + <&syscrg JH7110_SYSCLK_STG_AXIAHB>, + <&syscrg JH7110_SYSCLK_USB_125M>, + <&syscrg JH7110_SYSCLK_CPU_BUS>, + <&syscrg JH7110_SYSCLK_HIFI4_AXI>, + <&syscrg JH7110_SYSCLK_NOCSTG_BUS>, + <&syscrg JH7110_SYSCLK_APB_BUS>; + clock-names = "osc", "hifi4_core", + "stg_axiahb", "usb_125m", + "cpu_bus", "hifi4_axi", + "nocstg_bus", "apb_bus"; + #clock-cells = <1>; + #reset-cells = <1>; + }; diff --git a/include/dt-bindings/clock/starfive,jh7110-crg.h b/include/dt-bindings/clock/starfive,jh7110-crg.h index 06257bfd9ac1..6c8e8b4cf1f6 100644 --- a/include/dt-bindings/clock/starfive,jh7110-crg.h +++ b/include/dt-bindings/clock/starfive,jh7110-crg.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 OR MIT */ /* * Copyright 2022 Emil Renner Berthing + * Copyright 2022 StarFive Technology Co., Ltd. */ #ifndef __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ @@ -218,4 +219,37 @@ #define JH7110_AONCLK_END 14 +/* STGCRG clocks */ +#define JH7110_STGCLK_HIFI4_CLK_CORE 0 +#define JH7110_STGCLK_USB0_APB 1 +#define JH7110_STGCLK_USB0_UTMI_APB 2 +#define JH7110_STGCLK_USB0_AXI 3 +#define JH7110_STGCLK_USB0_LPM 4 +#define JH7110_STGCLK_USB0_STB 5 +#define JH7110_STGCLK_USB0_APP_125 6 +#define JH7110_STGCLK_USB0_REFCLK 7 +#define JH7110_STGCLK_PCIE0_AXI_MST0 8 +#define JH7110_STGCLK_PCIE0_APB 9 +#define JH7110_STGCLK_PCIE0_TL 10 +#define JH7110_STGCLK_PCIE1_AXI_MST0 11 +#define JH7110_STGCLK_PCIE1_APB 12 +#define JH7110_STGCLK_PCIE1_TL 13 +#define JH7110_STGCLK_PCIE_SLV_MAIN 14 +#define JH7110_STGCLK_SEC_AHB 15 +#define JH7110_STGCLK_SEC_MISC_AHB 16 +#define JH7110_STGCLK_GRP0_MAIN 17 +#define JH7110_STGCLK_GRP0_BUS 18 +#define JH7110_STGCLK_GRP0_STG 19 +#define JH7110_STGCLK_GRP1_MAIN 20 +#define JH7110_STGCLK_GRP1_BUS 21 +#define JH7110_STGCLK_GRP1_STG 22 +#define JH7110_STGCLK_GRP1_HIFI 23 +#define JH7110_STGCLK_E2_RTC 24 +#define JH7110_STGCLK_E2_CORE 25 +#define JH7110_STGCLK_E2_DBG 26 +#define JH7110_STGCLK_DMA1P_AXI 27 +#define JH7110_STGCLK_DMA1P_AHB 28 + +#define JH7110_STGCLK_END 29 + #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ */ diff --git a/include/dt-bindings/reset/starfive,jh7110-crg.h b/include/dt-bindings/reset/starfive,jh7110-crg.h index d78e38690ceb..4e96ab81dd8e 100644 --- a/include/dt-bindings/reset/starfive,jh7110-crg.h +++ b/include/dt-bindings/reset/starfive,jh7110-crg.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 OR MIT */ /* * Copyright (C) 2022 Emil Renner Berthing + * Copyright (C) 2022 StarFive Technology Co., Ltd. */ #ifndef __DT_BINDINGS_RESET_STARFIVE_JH7110_CRG_H__ @@ -151,4 +152,31 @@ #define JH7110_AONRST_END 8 +/* STGCRG resets */ +#define JH7110_STGRST_SYSCON 0 +#define JH7110_STGRST_HIFI4_CORE 1 +#define JH7110_STGRST_HIFI4_AXI 2 +#define JH7110_STGRST_SEC_AHB 3 +#define JH7110_STGRST_E24_CORE 4 +#define JH7110_STGRST_DMA1P_AXI 5 +#define JH7110_STGRST_DMA1P_AHB 6 +#define JH7110_STGRST_USB0_AXI 7 +#define JH7110_STGRST_USB0_APB 8 +#define JH7110_STGRST_USB0_UTMI_APB 9 +#define JH7110_STGRST_USB0_PWRUP 10 +#define JH7110_STGRST_PCIE0_AXI_MST0 11 +#define JH7110_STGRST_PCIE0_AXI_SLV0 12 +#define JH7110_STGRST_PCIE0_AXI_SLV 13 +#define JH7110_STGRST_PCIE0_BRG 14 +#define JH7110_STGRST_PCIE0_CORE 15 +#define JH7110_STGRST_PCIE0_APB 16 +#define JH7110_STGRST_PCIE1_AXI_MST0 17 +#define JH7110_STGRST_PCIE1_AXI_SLV0 18 +#define JH7110_STGRST_PCIE1_AXI_SLV 19 +#define JH7110_STGRST_PCIE1_BRG 20 +#define JH7110_STGRST_PCIE1_CORE 21 +#define JH7110_STGRST_PCIE1_APB 22 + +#define JH7110_STGRST_END 23 + #endif /* __DT_BINDINGS_RESET_STARFIVE_JH7110_CRG_H__ */