From patchwork Fri Jul 1 08:54:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshihiro Shimoda X-Patchwork-Id: 12903011 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7827FCCA489 for ; Fri, 1 Jul 2022 08:55:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236031AbiGAIzM (ORCPT ); Fri, 1 Jul 2022 04:55:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235436AbiGAIzF (ORCPT ); Fri, 1 Jul 2022 04:55:05 -0400 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 62D4C17E0A; Fri, 1 Jul 2022 01:55:03 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.92,236,1650898800"; d="scan'208";a="126337082" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 01 Jul 2022 17:55:00 +0900 Received: from localhost.localdomain (unknown [10.166.15.32]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 8328C43E0093; Fri, 1 Jul 2022 17:55:00 +0900 (JST) From: Yoshihiro Shimoda To: lpieralisi@kernel.org, robh+dt@kernel.org, kw@linux.com, bhelgaas@google.com, krzk+dt@kernel.org, geert+renesas@glider.be, magnus.damm@gmail.com Cc: marek.vasut+renesas@gmail.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda Subject: [PATCH v3 13/13] arm64: dts: renesas: r8a779f0: spider: Enable PCIe Host ch0 Date: Fri, 1 Jul 2022 17:54:20 +0900 Message-Id: <20220701085420.870306-14-yoshihiro.shimoda.uh@renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220701085420.870306-1-yoshihiro.shimoda.uh@renesas.com> References: <20220701085420.870306-1-yoshihiro.shimoda.uh@renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Enable PCIe Host controller channel 0 on R-Car S4-8 Spider board. Signed-off-by: Yoshihiro Shimoda --- .../boot/dts/renesas/r8a779f0-spider-cpu.dtsi | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi index 81d178e69527..34db1b902af8 100644 --- a/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi @@ -5,6 +5,7 @@ * Copyright (C) 2021 Renesas Electronics Corp. */ +#include #include "r8a779f0.dtsi" / { @@ -31,6 +32,28 @@ &extalr_clk { clock-frequency = <32768>; }; +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + gpio_exp_20: gpio@20 { + compatible = "ti,tca9554"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + + pcie-perst-hog { + gpio-hog; + gpios = <0 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "PCIE_PERSTn"; + }; + }; +}; + &i2c4 { pinctrl-0 = <&i2c4_pins>; pinctrl-names = "default"; @@ -46,15 +69,31 @@ eeprom@50 { }; }; +&pciec0 { + pinctrl-0 = <&pcie0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + &pfc { pinctrl-0 = <&scif_clk_pins>; pinctrl-names = "default"; + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; + }; + i2c4_pins: i2c4 { groups = "i2c4"; function = "i2c4"; }; + pcie0_pins: pcie0 { + groups = "pcie0_clkreq_n"; + function = "pcie"; + }; + scif3_pins: scif3 { groups = "scif3_data", "scif3_ctrl"; function = "scif3";