From mboxrd@z Thu Jan 1 00:00:00 1970 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 CC905C7115C for ; Tue, 17 Jun 2025 02:48:54 +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:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References: Message-Id:MIME-Version:Subject:Date:From:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7TwDG2ooHJ4jvcLKgX5aAxPSL7tIwI0kqB6yQ+HvV8s=; b=ugh/gJP61f4PMU 9jnsm0caAflOAoJnuyg6aM7W6ONXbrXcgQH3brnQdLimZRNY6GYEnB5YKByg6D41bGBJg8Iaoz3oZ kxgvjciSP+CHs7nYaLI4YRkTkff866FxgGIDVyKZrQcqtgkI/5GzyJ0+WBn//kye1wi1NN5EuCmf5 5yb8KsXnqfESLAzjjV7Dqzy6CcNLUEXHlpmdGcGLoPZG9/lgfEpPqLA3evmfN7aim+rKK8z826OTK zas0pw7jrI+mNrK7JJNqxDlAhgnsrKyUMu3oTIrMU7zP1WxbQLGUboIJmSWpSc46c04KPrWpcOVBJ ASQQ4hjWsDTf5A0z1Pew==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uRMNU-000000063tT-2aEf; Tue, 17 Jun 2025 02:48:48 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uRMNQ-000000063rd-2aSu for linux-amlogic@lists.infradead.org; Tue, 17 Jun 2025 02:48:46 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 010145C56F8; Tue, 17 Jun 2025 02:46:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 24853C4CEF0; Tue, 17 Jun 2025 02:48:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750128523; bh=rnNGz1GGn6PYOQnsZwE6bvO/8t20BGjGItt9vuXTLJM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=cjp4t/GGKIlEqYSJHRLSDI0tVws/2555jyE1xXCqj1A1Y4ONemwKPrzPdzomSuf3+ 4Rp6yzJ76AjdJP7ybb+EP755uujZip/T4TvYoAO23ra97j2er04gE2y25QMx00plQf 6ZtHFryM+cPRaymRoK8+n8HYxL18K4xhkhTR2iu6aMdIoAuP+VTbgm6hCpte1DtrFT e4kJTYgJYRJVVPAgb54u02CZPr4lwrAbXLtAisyZK/GNttrh01xwvfLhRZWA1FxOwo i2U5RQojMegs4i92FmJ0dMYRfDfHrWh+XvnBv/yPH/9GE/IjOA91dCBz5BzFGd+Iha C5mfKvIMEPcGg== 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 0DB80C71159; Tue, 17 Jun 2025 02:48:43 +0000 (UTC) From: Xianwei Zhao via B4 Relay Date: Tue, 17 Jun 2025 10:48:36 +0800 Subject: [PATCH v2 1/3] dt-bindings: spi: Add binding document of Amlogic SPISG controller MIME-Version: 1.0 Message-Id: <20250617-spisg-v2-1-51a605a84bd5@amlogic.com> References: <20250617-spisg-v2-0-51a605a84bd5@amlogic.com> In-Reply-To: <20250617-spisg-v2-0-51a605a84bd5@amlogic.com> To: Sunny Luo , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-amlogic@lists.infradead.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Xianwei Zhao X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1750128521; l=1826; i=xianwei.zhao@amlogic.com; s=20231208; h=from:subject:message-id; bh=JpIA8EXgX4qGdcEsZY4R8K9pmoEKnmQU577yskBQ4WM=; b=nNM3ujG1VQZ9WC2DYfKB+EJEwcC3or6QNHqNpCPMOUAENe7aC+EaeU2S4DBIJnuwLsB2XQAvR 8hL9j0/UX4nA59U3zq2q4USGIUJq2FuhOD2xKpHkzjXMWhhqwVmxVnQ X-Developer-Key: i=xianwei.zhao@amlogic.com; a=ed25519; pk=o4fDH8ZXL6xQg5h17eNzRljf6pwZHWWjqcOSsj3dW24= X-Endpoint-Received: by B4 Relay for xianwei.zhao@amlogic.com/20231208 with auth_id=107 X-Original-From: Xianwei Zhao X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250616_194844_786425_A4C523CB X-CRM114-Status: GOOD ( 10.48 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: xianwei.zhao@amlogic.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org From: Sunny Luo The SPISG is a new communication oriented SPI controller of Amlogic, which supports PIO, block DMA and scatter-gather DMA three operation modes. Signed-off-by: Sunny Luo Signed-off-by: Xianwei Zhao --- .../devicetree/bindings/spi/amlogic,a4-spisg.yaml | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/amlogic,a4-spisg.yaml b/Documentation/devicetree/bindings/spi/amlogic,a4-spisg.yaml new file mode 100644 index 000000000000..8d4d4606ff48 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/amlogic,a4-spisg.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2025 Amlogic, Inc. All rights reserved +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/amlogic,a4-spisg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic SPI Scatter-Gather Controller + +maintainers: + - Xianwei Zhao + - Sunny Luo + +allOf: + - $ref: spi-controller.yaml# + +properties: + compatible: + const: amlogic,a4-spisg + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + + clock-names: + items: + - const: core + - const: pclk + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + spi@50000 { + compatible = "amlogic,a4-spisg"; + reg = <0x50000 0x38>; + interrupts = <0 183 4>; + clocks = <&clkc 37>, + <&clkc 93>; + clock-names = "core", "pclk"; + #address-cells = <1>; + #size-cells = <0>; + }; -- 2.37.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic