From patchwork Tue Mar 12 09:02:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 13589647 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 6D50FC54E58 for ; Tue, 12 Mar 2024 09:03:15 +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=s6X1607A5G+cUge6Uw4JUw39BDguWnE5jxQCofSSBZI=; b=Hm0QKKjnLvX3d4 Dzkb3zElFdkckfifI465MoUx4QlSJQORtHfk/pH1dcU0+VpYJnH9Rza8+rVYHHdzDbCJG4RDFkTet lFYhRWffcmfA19VIeSiLwwFgAcKyrAZzdcXaREjoHj1AclaLrEM0Xl7VoGUvdxTYRSx+Gxw7cqeYP YRRxBTqvomZwhFUMy0SVwtvVpXt+uuUS2PjnZqmOMB5O0gNiALnaSBtalxos3uY20huPUExUqQmgR 84L63gMUqyid41xENf+1t8zZW3cfkWKUaDb11TvJiIc8DoSSdrtA/QQT70ztFUv5/wFRvElgdoJ6t eTXOSfNv00NEdSJi477w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rjy2C-000000050T3-1VcG; Tue, 12 Mar 2024 09:02:56 +0000 Received: from michel.telenet-ops.be ([2a02:1800:110:4::f00:18]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rjy22-000000050PA-0b0H for linux-arm-kernel@lists.infradead.org; Tue, 12 Mar 2024 09:02:48 +0000 Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed80:76d0:2bff:fec8:549]) by michel.telenet-ops.be with bizsmtp id xl2d2B00A0SSLxL06l2dJB; Tue, 12 Mar 2024 10:02:37 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtp (Exim 4.95) (envelope-from ) id 1rjy1d-003Qla-Aa; Tue, 12 Mar 2024 10:02:37 +0100 Received: from geert by rox.of.borg with local (Exim 4.95) (envelope-from ) id 1rjy1t-005m6z-Gt; Tue, 12 Mar 2024 10:02:37 +0100 From: Geert Uytterhoeven To: Magnus Damm Cc: linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven Subject: [PATCH 2/3] arm64: dts: renesas: r8a779h0: Add SCIF nodes Date: Tue, 12 Mar 2024 10:02:35 +0100 Message-Id: <1285062a78f8ec810d2c93366c2c9dc1f883683f.1709741303.git.geert+renesas@glider.be> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240312_020246_342111_2F3DC07B X-CRM114-Status: GOOD ( 10.85 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add device nodes for the Serial Communication Interfaces with FIFO (SCIF) on the Renesas R-Car V4M (R8A779H0) SoC, including DMA support. Based on a patch in the BSP by Nghia Nguyen. Signed-off-by: Geert Uytterhoeven --- Changes compared to the BSP: - Change reg size from 0x64 to 64, - Change "scif_clk2" to "scif_clk" in clock-names for SCIF4, - Add DMA properies. --- arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 68 +++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi index 4bad906bf2cb155b..3a40b56c4dcf113c 100644 --- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi @@ -614,6 +614,74 @@ avb2: ethernet@e6820000 { status = "disabled"; }; + scif0: serial@e6e60000 { + compatible = "renesas,scif-r8a779h0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6e60000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 702>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 702>; + dmas = <&dmac1 0x51>, <&dmac1 0x50>, + <&dmac2 0x51>, <&dmac2 0x50>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + + scif1: serial@e6e68000 { + compatible = "renesas,scif-r8a779h0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6e68000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 703>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 703>; + dmas = <&dmac1 0x53>, <&dmac1 0x52>, + <&dmac2 0x53>, <&dmac2 0x52>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + + scif3: serial@e6c50000 { + compatible = "renesas,scif-r8a779h0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6c50000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 704>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 704>; + dmas = <&dmac1 0x57>, <&dmac1 0x56>, + <&dmac2 0x57>, <&dmac2 0x56>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + + scif4: serial@e6c40000 { + compatible = "renesas,scif-r8a779h0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6c40000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 705>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk2>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 705>; + dmas = <&dmac1 0x59>, <&dmac1 0x58>, + <&dmac2 0x59>, <&dmac2 0x58>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + dmac1: dma-controller@e7350000 { compatible = "renesas,dmac-r8a779h0", "renesas,rcar-gen4-dmac";