From patchwork Fri Oct 21 14:13:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 13014876 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 F0354C433FE for ; Fri, 21 Oct 2022 14:14:35 +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=P9SZvzyG63f2Eh6RAryiPPnAO3OPSsbLK5vUiTHLNyk=; b=KPttTD4kvkhBU3 21Opl6pyWIYkXjGpXEOoi+TvZnBeG9WkMpj4zgg6+mt4rWgCPs0dq+yUl7GrJW45MECfTRitSK9Pk 29JVtxeIoAb/6FPNxOuEis50fFooCnHDCuqdQ00N4wHcbHMjBtkMW0Rd7HOJ6e+nGdt3TUAZJELnK ZLkKnAl68m4JoFqCMZ36QxJA1jGgGGxezEPqTiTEGSsbvrpUrJKje/vOr0muKkgkwYeOcYhyf+sk5 wtSoLt6QVqZsxiqpGaPULhl2W+m74a7zhOh9UHlj6R7qG2GQaRMoWn3FeEOH+Tydqv/CjL40xjz0j hNYiwO2IUis9M6YhGPIw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1olsmI-008Qd0-Fu; Fri, 21 Oct 2022 14:13:38 +0000 Received: from xavier.telenet-ops.be ([2a02:1800:120:4::f00:14]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1olslu-008QVp-VO for linux-arm-kernel@lists.infradead.org; Fri, 21 Oct 2022 14:13:17 +0000 Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed10:8c7:6dd8:b0ce:eea6]) by xavier.telenet-ops.be with bizsmtp id aeD72800T5BCT2h01eD81z; Fri, 21 Oct 2022 16:13:08 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1olsln-000evC-I3; Fri, 21 Oct 2022 16:13:07 +0200 Received: from geert by rox.of.borg with local (Exim 4.93) (envelope-from ) id 1olsln-001LDI-6z; Fri, 21 Oct 2022 16:13:07 +0200 From: Geert Uytterhoeven To: Magnus Damm Cc: linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven Subject: [PATCH v3 1/2] arm64: dts: renesas: r8a779g0: Add SCIF nodes Date: Fri, 21 Oct 2022 16:13:04 +0200 Message-Id: <3f0ad7ce0fedfca2783001a6eb3eca96aea72115.1666361314.git.geert+renesas@glider.be> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221021_071315_189161_BFB67DCC X-CRM114-Status: UNSURE ( 9.21 ) X-CRM114-Notice: Please train this message. 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 V4H (R8A779G0) SoC, including DMA support. Based on patches in the BSP by Takeshi Kihara and Vinh Nguyen. Signed-off-by: Geert Uytterhoeven Reviewed-by: Wolfram Sang --- v3: - Correct register block size, v2: - Replace S0D3_PER by SASYNCPERD1, as per R-Car V4H Hardware User's Manual rev. 0.54. --- arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 68 +++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi index 4e43374f69ee8203..8023bada93493100 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi @@ -612,6 +612,74 @@ pwm9: pwm@e6e39000 { status = "disabled"; }; + scif0: serial@e6e60000 { + compatible = "renesas,scif-r8a779g0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6e60000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 702>, + <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac0 0x51>, <&dmac0 0x50>, + <&dmac1 0x51>, <&dmac1 0x50>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 702>; + status = "disabled"; + }; + + scif1: serial@e6e68000 { + compatible = "renesas,scif-r8a779g0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6e68000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 703>, + <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac0 0x53>, <&dmac0 0x52>, + <&dmac1 0x53>, <&dmac1 0x52>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 703>; + status = "disabled"; + }; + + scif3: serial@e6c50000 { + compatible = "renesas,scif-r8a779g0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6c50000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 704>, + <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac0 0x57>, <&dmac0 0x56>, + <&dmac1 0x57>, <&dmac1 0x56>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 704>; + status = "disabled"; + }; + + scif4: serial@e6c40000 { + compatible = "renesas,scif-r8a779g0", + "renesas,rcar-gen4-scif", "renesas,scif"; + reg = <0 0xe6c40000 0 64>; + interrupts = ; + clocks = <&cpg CPG_MOD 705>, + <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + dmas = <&dmac0 0x59>, <&dmac0 0x58>, + <&dmac1 0x59>, <&dmac1 0x58>; + dma-names = "tx", "rx", "tx", "rx"; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 705>; + status = "disabled"; + }; + tpu: pwm@e6e80000 { compatible = "renesas,tpu-r8a779g0", "renesas,tpu"; reg = <0 0xe6e80000 0 0x148>;