From patchwork Mon Oct 17 10:41:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 13008557 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 9D010C4332F for ; Mon, 17 Oct 2022 10:45:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-Id:Date :Subject:To:From:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=RHn6Fi5NkmkCIasAYws/xS30fZL3s3A7ejdty0blXKs=; b=qS4xaegWMSibNo jHaii0Z/9t6jnHsOJAj0d9dy0Gn+s26v4H11qiiVa21k0m0x9I3iw00rQBmK6BRGgVP7ytsQH++tS QwewWceEaOqvYRpvLwg1EHpWcZLbair0eWAXQyrkVKK+wGvInjjQ0g4PpyEW3EYB4tidrs5gwzzu/ IMHSLf7WhHZ2hqHRKReOzJIWaNNi5TK1t4ghmEgDfV8XM9FC1YpImBqLg7S6MXDkS2j3goRCERtS4 cC0gQbxsAsYfzTmcQy93RD+ucQ4AR3KpjlhMaGdvCPMmLrs6UUinoSk8+pCRkE1HNxgukJep5KNkh 9A3yjs2zR7KRmcJWn5LA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1okNcj-00AQaL-SS; Mon, 17 Oct 2022 10:45:33 +0000 Received: from mxout3.routing.net ([2a03:2900:1:a::8]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1okNZM-00ANH1-7O; Mon, 17 Oct 2022 10:42:06 +0000 Received: from mxbox1.masterlogin.de (unknown [192.168.10.88]) by mxout3.routing.net (Postfix) with ESMTP id 06F1D60506; Mon, 17 Oct 2022 10:41:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=20200217; t=1666003319; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RHn6Fi5NkmkCIasAYws/xS30fZL3s3A7ejdty0blXKs=; b=cV1iJCQNwQImok84qFvnuxX+IeLz+ZRw8q5Gp6elMyDS9L4YhThC1UkA0R/6/bJvAMukQc vRQ049rnsGMOdzXJbObiuWQhcNU1r0o7GAttrj4GIVn1FbVssCRSYuLlH6yskc+dF6FlLs 7EETzoQVz3s5/KZDJ5z9p5a6SdsFYJs= Received: from frank-G5.. (fttx-pool-217.61.154.127.bambit.de [217.61.154.127]) by mxbox1.masterlogin.de (Postfix) with ESMTPSA id 555A34053E; Mon, 17 Oct 2022 10:41:58 +0000 (UTC) From: Frank Wunderlich To: linux-mediatek@lists.infradead.org Subject: [RFC v1 07/12] arm64: dts: mt7986: add pcie related device nodes Date: Mon, 17 Oct 2022 12:41:36 +0200 Message-Id: <20221017104141.7338-8-linux@fw-web.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221017104141.7338-1-linux@fw-web.de> References: <20221017104141.7338-1-linux@fw-web.de> MIME-Version: 1.0 X-Mail-ID: 799015bb-29c8-452b-8665-6b48831f56ce X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221017_034204_456993_C585BB67 X-CRM114-Status: GOOD ( 11.87 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Matthias Brugger , linux-arm-kernel@lists.infradead.org, Jieyy Yang Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Sam Shih This patch adds PCIe support for MT7986. Signed-off-by: Jieyy Yang Signed-off-by: Sam Shih Signed-off-by: Frank Wunderlich --- changes compared to sams original version: - add clock-names to pcie node driver does bulk handling without names, but binding requires 6 clocks and not only 5 we have --- arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 17 ++++++ arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 54 ++++++++++++++++++++ 2 files changed, 71 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts index 58f7e6b169bf..c08ca4746014 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts +++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts @@ -54,7 +54,24 @@ switch: switch@0 { }; }; +&pcie { + pinctrl-names = "default"; + pinctrl-0 = <&pcie_pins>; + status = "okay"; +}; + +&pcie_phy { + status = "okay"; +}; + &pio { + pcie_pins: pcie-pins { + mux { + function = "pcie"; + groups = "pcie_clk", "pcie_wake", "pcie_pereset"; + }; + }; + spi_flash_pins: spi-flash-pins { mux { function = "spi"; diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi index e77e8deec4b0..007c1e25a639 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi @@ -8,6 +8,7 @@ #include #include #include +#include / { interrupt-parent = <&gic>; @@ -246,6 +247,59 @@ uart2: serial@11004000 { status = "disabled"; }; + pcie: pcie@11280000 { + compatible = "mediatek,mt7986-pcie", + "mediatek,mt8192-pcie"; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + reg = <0x00 0x11280000 0x00 0x4000>; + reg-names = "pcie-mac"; + interrupts = ; + bus-range = <0x00 0xff>; + ranges = <0x82000000 0x00 0x20000000 0x00 + 0x20000000 0x00 0x10000000>; + clocks = <&infracfg CLK_INFRA_PCIE_SEL>, + <&infracfg CLK_INFRA_IPCIE_CK>, + <&infracfg CLK_INFRA_IPCIE_PIPE_CK>, + <&infracfg CLK_INFRA_IPCIER_CK>, + <&infracfg CLK_INFRA_IPCIEB_CK>; + clock-names = "pl_250m", "tl_26m", "tl_96m", + "tl_32k", "peri_26m"; + status = "disabled"; + + phys = <&pcie_port PHY_TYPE_PCIE>; + phy-names = "pcie-phy"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &pcie_intc 0>, + <0 0 0 2 &pcie_intc 1>, + <0 0 0 3 &pcie_intc 2>, + <0 0 0 4 &pcie_intc 3>; + pcie_intc: interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + }; + }; + + pcie_phy: t-phy@11c00000 { + compatible = "mediatek,mt7986-tphy", + "mediatek,generic-tphy-v2"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + status = "disabled"; + + pcie_port: pcie-phy@11c00000 { + reg = <0 0x11c00000 0 0x20000>; + clocks = <&clk40m>; + clock-names = "ref"; + #phy-cells = <1>; + }; + }; + ethsys: syscon@15000000 { #address-cells = <1>; #size-cells = <1>;