From patchwork Thu Aug 29 09:27:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Zi X-Patchwork-Id: 824556 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5663618CC00; Thu, 29 Aug 2024 09:28:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923694; cv=none; b=HW/g8VI378ygentrpeMDmTGWKwqR4vEzXUxZIoHgeQURSzkTLl0z0qNl92QqanEiKlXj76/pbXLL8Zs6wVEC86Ho3c410EXZfKb5e9nYf4wQMrkmucE4KZkyn+erwJqKGZPAG/cA4UUvWpzu9S1Qes/TNjv0NZQg9COoCSMLwkE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923694; c=relaxed/simple; bh=trcBH8zzl6PsP1oY6MIhqNhFu0NHretoyOUcqxJsYhU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=d2hujbS+cdm6yNrvMU1hI4aHZZ93yukKcZL+TfHFGWyRyw5L67tYQcaGIMg7TW9rFsKUgNjRd0M6qb1Df/H7YohKo6lg9Vz0O3+Gsi5rEG6d7JIGghYAq6+8KDBZvx3pvfYe9AxZen72flak0xJ48vaAi5d5zzUakzJyvzODMN0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=DjMjMcwz; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="DjMjMcwz" Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 9F6EF41A6C; Thu, 29 Aug 2024 11:28:09 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6iUDRcUzv1u4; Thu, 29 Aug 2024 11:28:09 +0200 (CEST) From: Yao Zi DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1724923688; bh=trcBH8zzl6PsP1oY6MIhqNhFu0NHretoyOUcqxJsYhU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=DjMjMcwz3Ra0Kmbxa/w+MBM1cJfUwQHkdSmKxX+jBFbzIra1V4SXmV/l/hdI2yLRF +E/ZwPyIDKAt9qj766VeoAqoxPAZ6+8pGizSx2lLL0ysIjKlAF+8SqGuXCQ63HSJ6S IvVB2N1nKS51n7ZkUXNxwflQeB5/ZnHSUTGWjbSRrYGYppP67lf6KD96BrUEy08Ze1 xma2MUKJGU4H0OK+oJOPYV843Lfw0ITxV8jYC1dllpbrucNpHxHIKAc2d5k6uEsQHY M/36B5XpAZQbBcRePxewtflumjUL24kei1LiLZfJ7DcWRg7x4T8Kr+StDFlkEazLUi ONQ8WbYD4Rdow== To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Greg Kroah-Hartman , Jiri Slaby , Chris Morgan , Jonas Karlman , Tim Lunn , Andy Yan , Muhammed Efe Cetin , Jagan Teki , Dragan Simic , Ondrej Jirman , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Cc: Celeste Liu , Yao Zi , Krzysztof Kozlowski Subject: [PATCH v4 1/4] dt-bindings: serial: snps-dw-apb-uart: Document Rockchip RK3528 Date: Thu, 29 Aug 2024 09:27:02 +0000 Message-ID: <20240829092705.6241-2-ziyao@disroot.org> In-Reply-To: <20240829092705.6241-1-ziyao@disroot.org> References: <20240829092705.6241-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Rockchip RK3528 comes with a snps-dw-apb-uart compatible UART. Document it in dt-bindings. Acked-by: Krzysztof Kozlowski Reviewed-by: Heiko Stuebner Signed-off-by: Yao Zi --- Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml index 4cdb0dcaccf3..4573044be189 100644 --- a/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml +++ b/Documentation/devicetree/bindings/serial/snps-dw-apb-uart.yaml @@ -48,6 +48,7 @@ properties: - rockchip,rk3328-uart - rockchip,rk3368-uart - rockchip,rk3399-uart + - rockchip,rk3528-uart - rockchip,rk3568-uart - rockchip,rk3588-uart - rockchip,rv1108-uart From patchwork Thu Aug 29 09:27:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Zi X-Patchwork-Id: 823892 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C849718E028; Thu, 29 Aug 2024 09:28:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923726; cv=none; b=ut+hgI5alRjsmZADWYLUNC0C6juQx11p3t2VmT3CLZXlaRkrrwqzX1gE3POtEkxlyJmfGVQXFyIbgTqCCokPmHt2sARBt0FoPjzVaUKfNbzPCOFeEvC5yV9HNL1oBY59MQxyfp5RFne/SLOQDrWKZUeToFBr7nEGx1cC3GPp/qM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923726; c=relaxed/simple; bh=Or1+h5BCUkQk9PcJ2qsUhycm7+RhGUIIDkuJFnz0sew=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bBGzA9IgEq6BUWJNp+tf1AkfKR1c6OVRMTG/fWtktosA41r7oKzGEvgnPgQGd5BrwB8RjKPt6yuGyieqqgZe5JfWY8LqvtcCLUE1TxjiN648D/a9DkhQSjwQq++IOC6KSthp2u0RR01ypWvx82Ddho5diQNBFdphA+iQzr9hMf4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=aJEFel5a; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="aJEFel5a" Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 2A8F344DB8; Thu, 29 Aug 2024 11:28:43 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id iwbCpwi9uICB; Thu, 29 Aug 2024 11:28:42 +0200 (CEST) From: Yao Zi DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1724923722; bh=Or1+h5BCUkQk9PcJ2qsUhycm7+RhGUIIDkuJFnz0sew=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=aJEFel5aGcHT01qBVolZm/CLE0fT9M82zOinWLjU9f8GNlcAmB74U7ziMQpWTKIyD yV05nF4SYqAR34r2wIoD92SDy8e0pzCfTZvN/cl+p4jUS+QnWOYzA9w4pM5/MYZTXe keg/4W5NGzPj58R0XBwjVsBb/dt1hU8sHvx9nwBmnG4FJnr6FJbUcKuBusfQ382y++ I0MO5nOlcvfLcI/Wf5TVIDKw7mCJHFX3YwuiHbAfLAG8fsuS3CUE7YNskayLxvR3YH jL3zyKsxCb2uVjvK3CP+Y4FssPB7xpXzwQP8puWd5mVYNsY8fPEODVwGhhHVzgEOjj TCO3lRBGyyq8g== To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Greg Kroah-Hartman , Jiri Slaby , Chris Morgan , Jonas Karlman , Tim Lunn , Andy Yan , Muhammed Efe Cetin , Jagan Teki , Dragan Simic , Ondrej Jirman , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Cc: Celeste Liu , Yao Zi , Krzysztof Kozlowski Subject: [PATCH v4 2/4] dt-bindings: arm: rockchip: Add Radxa E20C board Date: Thu, 29 Aug 2024 09:27:03 +0000 Message-ID: <20240829092705.6241-3-ziyao@disroot.org> In-Reply-To: <20240829092705.6241-1-ziyao@disroot.org> References: <20240829092705.6241-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add device tree documentation for Radxa E20C board. Link: https://docs.radxa.com/en/e/e20c Acked-by: Krzysztof Kozlowski Signed-off-by: Yao Zi --- Documentation/devicetree/bindings/arm/rockchip.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml index 1ef09fbfdfaf..2b8bfc7892cb 100644 --- a/Documentation/devicetree/bindings/arm/rockchip.yaml +++ b/Documentation/devicetree/bindings/arm/rockchip.yaml @@ -753,6 +753,11 @@ properties: - const: radxa,cm3i - const: rockchip,rk3568 + - description: Radxa E20C + items: + - const: radxa,e20c + - const: rockchip,rk3528 + - description: Radxa Rock items: - const: radxa,rock From patchwork Thu Aug 29 09:27:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yao Zi X-Patchwork-Id: 824555 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1CE1918EFC3; Thu, 29 Aug 2024 09:28:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923739; cv=none; b=Z8I+aRcC6C7itvxt9ukrDmaNc92+QDhxz3GwyK08v1IC86hssoBYjJIO+Hj5FZvEfjwIT1O8gkAe2kyTZGX5kPRjxfSMxRg69ExWXD2z73+X5M/sRghUvkAKh9yeM/tNB1qFLp689v4GypM5Hz8Gh3fC1KZnoYNT1/xfnNPnIiM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724923739; c=relaxed/simple; bh=2P0Td7MQRwxgzR/oEw63fn6PAcBhuVmzzMMKyak/cQU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qpvorxDYIKK1h4g3QoFDuIMo6Yndi5wFbK6dfJ/3cv++wV0Oq0chATVhF8k5kti2bprrznnZKRqz1G9PCqsmUiQ5SLPwcXwwvubGxSscjThnce0G9TJE7olInlWsuYlmNGr6RzXtFTeZ6K3OeT4MLuIkh5DmmRm8n0wSb/kv2IM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=FWj/1gfC; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="FWj/1gfC" Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 2011641029; Thu, 29 Aug 2024 11:28:55 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id cJzsqCRBOUbj; Thu, 29 Aug 2024 11:28:54 +0200 (CEST) From: Yao Zi DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1724923734; bh=2P0Td7MQRwxgzR/oEw63fn6PAcBhuVmzzMMKyak/cQU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=FWj/1gfCevGRgaKQ2jL7NK6SPZHghka/KRbAqhfQG21GGbeEYOBTIBwJwdMZTzWws PkEFiNmrUqBVrnc3R1AIAK9Q7s6Sr6M/Gx8toElXWuEMJpfHSkw6TlSYdjCP5cdKwr SSmtKM1jEpgDFWvxE+RiT57H0Sh8sUr/6rcHLOkOfRTXa9oHcaekv1AugatczkgkZQ Mu/CPLxiIzEIGtG4J/A1UpH6yRLhH93XndwpTzInYWJeGDwhB9zPmkrJxpg4shn5Iv XFCrCzKUcb3zn8BA0Ptu5upehhN94ApxeBMRh+iRTpxngdplPyu58wo4W7FkP76v4b fbRHOHsyQ4e/w== To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Greg Kroah-Hartman , Jiri Slaby , Chris Morgan , Jonas Karlman , Tim Lunn , Andy Yan , Muhammed Efe Cetin , Jagan Teki , Dragan Simic , Ondrej Jirman , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Cc: Celeste Liu , Yao Zi Subject: [PATCH v4 3/4] arm64: dts: rockchip: Add base DT for rk3528 SoC Date: Thu, 29 Aug 2024 09:27:04 +0000 Message-ID: <20240829092705.6241-4-ziyao@disroot.org> In-Reply-To: <20240829092705.6241-1-ziyao@disroot.org> References: <20240829092705.6241-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This initial device tree describes CPU, interrupts and UART on the chip and is able to boot into basic kernel with only UART. Cache information is omitted for now as there is no precise documentation. Support for other features will be added later. Signed-off-by: Yao Zi --- arch/arm64/boot/dts/rockchip/rk3528.dtsi | 189 +++++++++++++++++++++++ 1 file changed, 189 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3528.dtsi diff --git a/arch/arm64/boot/dts/rockchip/rk3528.dtsi b/arch/arm64/boot/dts/rockchip/rk3528.dtsi new file mode 100644 index 000000000000..e58faa985aa4 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2022 Rockchip Electronics Co., Ltd. + * Copyright (c) 2024 Yao Zi + */ + +#include +#include + +/ { + compatible = "rockchip,rk3528"; + + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + serial5 = &uart5; + serial6 = &uart6; + serial7 = &uart7; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + core2 { + cpu = <&cpu2>; + }; + core3 { + cpu = <&cpu3>; + }; + }; + }; + + cpu0: cpu@0 { + compatible = "arm,cortex-a53"; + reg = <0x0>; + device_type = "cpu"; + enable-method = "psci"; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a53"; + reg = <0x1>; + device_type = "cpu"; + enable-method = "psci"; + }; + + cpu2: cpu@2 { + compatible = "arm,cortex-a53"; + reg = <0x2>; + device_type = "cpu"; + enable-method = "psci"; + }; + + cpu3: cpu@3 { + compatible = "arm,cortex-a53"; + reg = <0x3>; + device_type = "cpu"; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + xin24m: clock-xin24m { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xin24m"; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + ranges = <0x0 0xfe000000 0x0 0xfe000000 0x0 0x2000000>; + #address-cells = <2>; + #size-cells = <2>; + + gic: interrupt-controller@fed01000 { + compatible = "arm,gic-400"; + reg = <0x0 0xfed01000 0 0x1000>, + <0x0 0xfed02000 0 0x2000>, + <0x0 0xfed04000 0 0x2000>, + <0x0 0xfed06000 0 0x2000>; + interrupts = ; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <3>; + }; + + uart0: serial@ff9f0000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xff9f0000 0x0 0x100>; + clock-frequency = <24000000>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart1: serial@ff9f8000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xff9f8000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart2: serial@ffa00000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa00000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart3: serial@ffa08000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa08000 0x0 0x100>; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart4: serial@ffa10000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa10000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart5: serial@ffa18000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa18000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart6: serial@ffa20000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa20000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + + uart7: serial@ffa28000 { + compatible = "rockchip,rk3528-uart", "snps,dw-apb-uart"; + reg = <0x0 0xffa28000 0x0 0x100>; + interrupts = ; + reg-io-width = <4>; + reg-shift = <2>; + status = "disabled"; + }; + }; +}; From patchwork Thu Aug 29 09:27:05 2024 Content-Type: text/plain; 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s=mail; t=1724923748; bh=cIqSVAB+/UhZd//K3owngicdgqTbJSSxHcKfNZh6dnY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ZO+SYgEF8EqsDtQh41e9CjckxBkUawOuN+h3fRooXCXzkLeCqoxSnRE+0xlT3GKHf QQYLybvvQPpb9Vzp7RCwmVExXEych44ZRwLcFOKqDGzTY0mFG1YDTA0M/MA2CI23MN 7Eu1JvyyxLuSYVSm3jBmlttw0IAU8PgFOfPgfth0DCGaFsk6KRatfBc2ulj+7RvD+v /RYlDHO0FS3KQjj0Pw388L5bKg6+skTw5yn9WLVwG9VBw3IhKrTlvgQjgQsPf2iQ5B CXhYs7bw00H0A72IgT/Y9cdFz0J5yMf3KRvCFiJN/aFm4vkyxM1imcMdMOfDcdkNGV 38TuEeCz/XTGA== To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Greg Kroah-Hartman , Jiri Slaby , Chris Morgan , Jonas Karlman , Tim Lunn , Andy Yan , Muhammed Efe Cetin , Jagan Teki , Dragan Simic , Ondrej Jirman , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Cc: Celeste Liu , Yao Zi Subject: [PATCH v4 4/4] arm64: dts: rockchip: Add Radxa e20c board Date: Thu, 29 Aug 2024 09:27:05 +0000 Message-ID: <20240829092705.6241-5-ziyao@disroot.org> In-Reply-To: <20240829092705.6241-1-ziyao@disroot.org> References: <20240829092705.6241-1-ziyao@disroot.org> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add board-level device tree for Radxa e20c board[1]. This basic implementation supports boot into a kernel with only UART console. Other features will be added later. [1]: https://docs.radxa.com/en/e/e20c Signed-off-by: Yao Zi --- arch/arm64/boot/dts/rockchip/Makefile | 1 + .../boot/dts/rockchip/rk3528-radxa-e20c.dts | 22 +++++++++++++++++++ 2 files changed, 23 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index fda1b980eb4b..ecdd767d0323 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -74,6 +74,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-rockpro64.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-sapphire-excavator.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399pro-rock-pi-n10.dtb +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3528-radxa-e20c.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg-arc-d.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg-arc-s.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-anbernic-rg353p.dtb diff --git a/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts new file mode 100644 index 000000000000..d2cdb63d4a9d --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2020 Rockchip Electronics Co., Ltd + * Copyright (c) 2024 Radxa Limited + * Copyright (c) 2024 Yao Zi + */ + +/dts-v1/; +#include "rk3528.dtsi" + +/ { + model = "Radxa E20C"; + compatible = "radxa,e20c", "rockchip,rk3528"; + + chosen { + stdout-path = "serial0:1500000n8"; + }; +}; + +&uart0 { + status = "okay"; +};