From patchwork Fri May 24 09:05:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: s-vadapalli X-Patchwork-Id: 13672884 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 84F67C25B7D for ; Fri, 24 May 2024 09:06:22 +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=6+smdog1LPOOL3ciHtwh8UpE71v6n81pt5JDGfz2fMQ=; b=XK6nLl8j1IFAGy TbP3LYcUYKpHbGwHvXzR1qvE7rWYkvmSUzqUn+sytBkOBGJJwilcp+vVQ0PaVJ9s93kmAsskamg0e 53uyXWmrDt5e+HL2pYYkD6/HLyY0qwszg/Avrp0ut0pPfNxwMgKydFcPc+tgaDBOxUwNyBPbLnqYD km7D+IrgURa/ZbeqsfKiDpbHqJogiUCGWn7FV9F8VkFF5PCa2SaVj2hLeAmGzVL+2poGZr73LFrDj sB5e/pmvgYiSJFu0kxarnc+XGnDT0POsewQRHB28EV9eo6X8PuiS57IMdF2Vc9sLn7jNWyY3Jszf2 1RBE7Yx93gR6pCi9aV4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sAQsH-00000008TdL-0Gws; Fri, 24 May 2024 09:06:05 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sAQrj-00000008TIM-2VV4 for linux-arm-kernel@lists.infradead.org; Fri, 24 May 2024 09:05:40 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 44O95OUs054192; Fri, 24 May 2024 04:05:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1716541524; bh=UTX6g2sDmelnKTRflKA1XZXjDb9sjp/VvCPo+/ywmQY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=yKggM8XtpqZigSYQHEf1GjBal/vgrsiGSm9C8+BNmhj4ltg76//fXnj2XXpMYTAQL Vowb0oRdxmPfnXRDLXMeUpq0o38xvApWgo3/aUd6z2HodsOBmgzrE9hISc6QiXKwuI yKB78s1L+YSthHeEF7S0tWNI+RP4NpZTBMEZLMig= Received: from DFLE102.ent.ti.com (dfle102.ent.ti.com [10.64.6.23]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 44O95OI6028582 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 24 May 2024 04:05:24 -0500 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 24 May 2024 04:05:24 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 24 May 2024 04:05:23 -0500 Received: from uda0492258.dhcp.ti.com (uda0492258.dhcp.ti.com [172.24.227.9]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 44O95F7G017455; Fri, 24 May 2024 04:05:20 -0500 From: Siddharth Vadapalli To: , , , , , , , CC: , , , , , , Subject: [PATCH v3 1/7] arm64: dts: ti: k3-j722s-main: Add support for SERDES0 Date: Fri, 24 May 2024 14:35:08 +0530 Message-ID: <20240524090514.152727-2-s-vadapalli@ti.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240524090514.152727-1-s-vadapalli@ti.com> References: <20240524090514.152727-1-s-vadapalli@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240524_020532_232124_4C0E17ED X-CRM114-Status: GOOD ( 13.82 ) 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 From: Ravi Gunasekaran AM62P's DT source files are reused for J722S inorder to avoid duplication of nodes. But J722S has additional peripherals that are not present in AM62P. Introduce a -main.dtsi to define such additional main domain peripherals and define the SERDES0 node. Signed-off-by: Ravi Gunasekaran Signed-off-by: Siddharth Vadapalli --- v2: https://lore.kernel.org/r/20240513114443.16350-2-r-gunasekaran@ti.com/ Changes since v2: - Renamed serdes0_ln_ctrl to serdes_ln_ctrl to keep the format consistent across SoCs where a single node is sufficient to represent the Lane-Muxing for all instances of the Serdes. v1: https://lore.kernel.org/r/20240429120932.11456-2-r-gunasekaran@ti.com/ Changes since v1: - Newly introduced k3-j722s-main.dtsi to add main domain peripherals that are additionally present in J722S. - Used generic node names - renamed "clock-cmnrefclk" to "clk-0", "wiz@f000000" to "phy@f000000" arch/arm64/boot/dts/ti/k3-j722s-main.dtsi | 64 +++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-j722s-main.dtsi diff --git a/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi new file mode 100644 index 000000000000..0dac8f1e1291 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j722s-main.dtsi @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0-only OR MIT +/* + * Device Tree file for the J722S main domain peripherals + * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/ + */ + +#include + +/ { + serdes_refclk: clk-0 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; +}; + +&cbass_main { + serdes_wiz0: phy@f000000 { + compatible = "ti,am64-wiz-10g"; + ranges = <0x0f000000 0x0 0x0f000000 0x00010000>; + #address-cells = <1>; + #size-cells = <1>; + power-domains = <&k3_pds 279 TI_SCI_PD_EXCLUSIVE>; + clocks = <&k3_clks 279 0>, <&k3_clks 279 1>, <&serdes_refclk>; + clock-names = "fck", "core_ref_clk", "ext_ref_clk"; + num-lanes = <1>; + #reset-cells = <1>; + #clock-cells = <1>; + + assigned-clocks = <&k3_clks 279 1>; + assigned-clock-parents = <&k3_clks 279 5>; + + serdes0: serdes@f000000 { + compatible = "ti,j721e-serdes-10g"; + reg = <0x0f000000 0x00010000>; + reg-names = "torrent_phy"; + resets = <&serdes_wiz0 0>; + reset-names = "torrent_reset"; + clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>, + <&serdes_wiz0 TI_WIZ_PHY_EN_REFCLK>; + clock-names = "refclk", "phy_en_refclk"; + assigned-clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>, + <&serdes_wiz0 TI_WIZ_PLL1_REFCLK>, + <&serdes_wiz0 TI_WIZ_REFCLK_DIG>; + assigned-clock-parents = <&k3_clks 279 1>, + <&k3_clks 279 1>, + <&k3_clks 279 1>; + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <1>; + + status = "disabled"; /* Needs lane config */ + }; + }; +}; + +&main_conf { + serdes_ln_ctrl: mux-controller@4080 { + compatible = "reg-mux"; + reg = <0x4080 0x4>; + #mux-control-cells = <1>; + mux-reg-masks = <0x0 0x3>; /* SERDES0 lane0 select */ + }; +};