From patchwork Tue Dec 26 05:38:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sia Jee Heng X-Patchwork-Id: 13504785 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 D5982C46CD4 for ; Tue, 26 Dec 2023 05:40:16 +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=14ZRorDIBT6s7bpmTIKa5I5m8kgEv4J76oEL/beHN6A=; b=ZNYE/nHn9resbV 8p3EYWfoDVfmMkYOk/9zeJHAkpucUZT2cGceQeQ/RJe16rYxvO1WObxiGhx+M48BJkmG6d1I0/OMM Wqj8AM5uR7JdGujcFfv2ufK0GbWgJt53vOc6jKj6uugMp3c4AP2ti0AlgFBnthIIfYqk/bnJFBGGn WBnEmjxpMdrlz08NebwELvcdWrPPVhLSoRpZiwUith7tTWQOS+L1KUPVtikv/unmJfYDzXxU/A82w Zhws2woQ5AmXTkxV+fPDxCZep/5rb17lZGzyIsaKV4c8EGpxYMvkAnZ3oWwebZJ5gJej7qP6hgAlC MEs/26M1rLvSBDjjULLw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rI0Al-00Bj6T-2Z; Tue, 26 Dec 2023 05:40:11 +0000 Received: from fd01.gateway.ufhost.com ([61.152.239.71]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rI0Ah-00Biyn-1p for linux-riscv@lists.infradead.org; Tue, 26 Dec 2023 05:40:09 +0000 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id 6B9658016; Tue, 26 Dec 2023 13:39:49 +0800 (CST) Received: from EXMBX066.cuchost.com (172.16.7.66) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 26 Dec 2023 13:39:49 +0800 Received: from jsia-virtual-machine.localdomain (202.188.176.82) by EXMBX066.cuchost.com (172.16.6.66) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Tue, 26 Dec 2023 13:39:43 +0800 From: Sia Jee Heng To: , , , , , , , , , , , , CC: , , , , , Subject: [RFC 07/16] dt-bindings: clock: Add StarFive JH8100 North-West clock and reset generator Date: Tue, 26 Dec 2023 13:38:39 +0800 Message-ID: <20231226053848.25089-8-jeeheng.sia@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231226053848.25089-1-jeeheng.sia@starfivetech.com> References: <20231226053848.25089-1-jeeheng.sia@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [202.188.176.82] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX066.cuchost.com (172.16.6.66) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231225_214007_950590_813CD040 X-CRM114-Status: GOOD ( 12.42 ) 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 North-West clock and reset generator (NWCRG) on JH8100 SoC. Signed-off-by: Sia Jee Heng Reviewed-by: Ley Foon Tan Reviewed-by: Krzysztof Kozlowski --- .../bindings/clock/starfive,jh8100-nwcrg.yaml | 119 ++++++++++++++++++ .../dt-bindings/clock/starfive,jh8100-crg.h | 43 +++++++ .../dt-bindings/reset/starfive,jh8100-crg.h | 14 +++ 3 files changed, 176 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml diff --git a/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml new file mode 100644 index 000000000000..be0f94e64e6a --- /dev/null +++ b/Documentation/devicetree/bindings/clock/starfive,jh8100-nwcrg.yaml @@ -0,0 +1,119 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/starfive,jh8100-nwcrg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH8100 North-West Clock and Reset Generator + +maintainers: + - Sia Jee Heng + +properties: + compatible: + const: starfive,jh8100-nwcrg + + reg: + maxItems: 1 + + clocks: + items: + - description: Main Oscillator (24 MHz) + - description: APB_BUS clock from SYSCRG + - description: APB_BUS_PER4 clock from SYSCRG + - description: SPI_CORE_100 clock from SYSCRG + - description: ISP_2X clock from SYSCRG + - description: ISP_AXI clock from SYSCRG + - description: VOUT_ROOT0 clock from SYSCRG + - description: VOUT_ROOT1 clock from SYSCRG + - description: VOUT_SCAN_ATS clock from SYSCRG + - description: VOUT_DC_CORE clock from SYSCRG + - description: VOUT_AXI clock from SYSCRG + - description: AXI_400 clock from SYSCRG + - description: AHB0 clock from SYSCRG + - description: PERH_ROOT_PREOSC from SYSCRG + - description: External DVP clock + - description: External ISP DPHY TAP TCK clock + - description: External golbal clock + - description: External VOUT MIPI DPHY TAP TCK + - description: External VOUT eDP TAP TCK + - description: External SPI In2 clock + - description: PLL5 + + clock-names: + items: + - const: osc + - const: apb_bus + - const: apb_bus_per4 + - const: spi_core_100 + - const: isp_2x + - const: isp_axi + - const: vout_root0 + - const: vout_root1 + - const: vout_scan_ats + - const: vout_dc_core + - const: vout_axi + - const: axi_400 + - const: ahb0 + - const: perh_root_preosc + - const: dvp-ext + - const: isp-dphy-tap-tck-ext + - const: glb-ext-clk + - const: vout-mipi-dphy-tap-tck-ext + - const: vout-edp-tap-tck-ext + - const: spi-in2-ext + - const: pll5 + + '#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 + + clock-controller@123c0000 { + compatible = "starfive,jh8100-nwcrg"; + reg = <0x123c0000 0x10000>; + clocks = <&osc>, <&syscrg JH8100_SYSCLK_APB_BUS>, + <&syscrg JH8100_SYSCLK_APB_BUS_PER4>, + <&syscrh JH8100_SYSCLK_SPI_CORE_100>, + <&syscrg JH8100_SYSCLK_ISP_2X>, + <&syscrg JH8100_SYSCLK_ISP_AXI>, + <&syscrg JH8100_SYSCLK_VOUT_ROOT0>, + <&syscrg JH8100_SYSCLK_VOUT_ROOT1>, + <&syscrg JH8100_SYSCLK_VOUT_SCAN_ATS>, + <&syscrg JH8100_SYSCLK_VOUT_DC_CORE>, + <&syscrg JH8100_SYSCLK_VOUT_AXI>, + <&syscrg JH8100_SYSCLK_AXI_400>, + <&syscrg JH8100_SYSCLK_AHB0>, + <&syscrg JH8100_SYSCLK_PERH_ROOT_PREOSC>, + <&dvp_ext>, <&isp_dphy_tap_tck_ext>, + <&glb_ext_clk>, <&vout_mipi_dphy_tap_tck_ext>, + <&vout_edp_tap_tck_ext>, <&spi_in2_ext>, <&pll5>; + clock-names = "osc", "apb_bus", "apb_bus_per4", "spi_core_100", + "isp_2x", "isp_axi", "vout_root0", "vout_root1", + "vout_scan_ats", "vout_dc_core", "vout_axi", + "axi_400", "ahb0", "perh_root_preosc", "dvp-ext", + "isp-dphy-tap-tck-ext", "glb-ext-clk", + "vout-mipi-dphy-tap-tck-ext", "vout-edp-tap-tck-ext", + "spi-in2-ext", "pll5"; + #clock-cells = <1>; + #reset-cells = <1>; + }; diff --git a/include/dt-bindings/clock/starfive,jh8100-crg.h b/include/dt-bindings/clock/starfive,jh8100-crg.h index 611613961e17..626173e14940 100644 --- a/include/dt-bindings/clock/starfive,jh8100-crg.h +++ b/include/dt-bindings/clock/starfive,jh8100-crg.h @@ -119,4 +119,47 @@ #define JH8100_SYSCLK_HD_AUDIO_ICG_EN 107 #define JH8100_SYSCLK_NNE_ICG_EN 108 +/* NWCRG clocks */ +#define JH8100_NWCLK_PLL5_DIV2 0 +#define JH8100_NWCLK_GCLK5 1 +#define JH8100_NWCLK_GPIO_100 2 +#define JH8100_NWCLK_GPIO_50 3 +#define JH8100_NWCLK_GPIO_150 4 +#define JH8100_NWCLK_GPIO_60 5 +#define JH8100_NWCLK_IOMUX_WEST_PCLK 6 +#define JH8100_NWCLK_I2C6_APB 7 +#define JH8100_NWCLK_I2C7_APB 8 +#define JH8100_NWCLK_SPI2_APB 9 +#define JH8100_NWCLK_SPI2_CORE 10 +#define JH8100_NWCLK_SPI2_SCLK_IN 11 +#define JH8100_NWCLK_SMBUS1_APB 12 +#define JH8100_NWCLK_SMBUS1_CORE 13 +#define JH8100_NWCLK_ISP_DVP 14 +#define JH8100_NWCLK_ISP_CORE_2X 15 +#define JH8100_NWCLK_ISP_AXI 16 +#define JH8100_NWCLK_ISP_DPHY_TAP_TCK 17 +#define JH8100_NWCLK_FLEXNOC_ISPSLV 18 +#define JH8100_NWCLK_VOUT_PIX0 19 +#define JH8100_NWCLK_VOUT_PIX1 20 +#define JH8100_NWCLK_VOUT_SCAN_ATS 21 +#define JH8100_NWCLK_VOUT_DC_CORE 22 +#define JH8100_NWCLK_VOUT_APB 23 +#define JH8100_NWCLK_VOUT_DSI 24 +#define JH8100_NWCLK_VOUT_AHB 25 +#define JH8100_NWCLK_VOUT_AXI 26 +#define JH8100_NWCLK_VOUT_MIPI_DPHY_TAP_TCK 27 +#define JH8100_NWCLK_VOUT_EDP_PHY_TAP_TCK 28 +#define JH8100_NWCLK_UART5_CORE_PREOSC 29 +#define JH8100_NWCLK_UART5_APB 30 +#define JH8100_NWCLK_UART5_CORE 31 +#define JH8100_NWCLK_UART6_CORE_PREOSC 32 +#define JH8100_NWCLK_UART6_APB 33 +#define JH8100_NWCLK_UART6_CORE 34 +#define JH8100_NWCLK_SPI2_ICG_EN 35 +#define JH8100_NWCLK_SMBUS1_ICG_EN 36 +#define JH8100_NWCLK_ISP_ICG_EN 37 +#define JH8100_NWCLK_VOUT_ICG_EN 38 +#define JH8100_NWCLK_UART5_ICG_EN 39 +#define JH8100_NWCLK_UART6_ICG_EN 40 + #endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */ diff --git a/include/dt-bindings/reset/starfive,jh8100-crg.h b/include/dt-bindings/reset/starfive,jh8100-crg.h index c4e2501491ab..b25f6522f3d4 100644 --- a/include/dt-bindings/reset/starfive,jh8100-crg.h +++ b/include/dt-bindings/reset/starfive,jh8100-crg.h @@ -18,4 +18,18 @@ #define JH8100_SYSRST_NNE 6 #define JH8100_SYSRST_HD_AUDIO 7 +/* + * NWCRG resets: assert0 + */ +#define JH8100_NWRST_PRESETN 0 +#define JH8100_NWRST_SYS_IOMUX_W 1 +#define JH8100_NWRST_I2C6 2 +#define JH8100_NWRST_I2C7 3 +#define JH8100_NWRST_SPI2 4 +#define JH8100_NWRST_SMBUS1 5 +#define JH8100_NWRST_UART5 6 +#define JH8100_NWRST_UART6 7 +#define JH8100_NWRST_MERAK0_TVSENSOR 8 +#define JH8100_NWRST_MERAK1_TVSENSOR 9 + #endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */