From patchwork Tue Nov 6 04:28:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Ren X-Patchwork-Id: 10669603 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F3B8813AD for ; Tue, 6 Nov 2018 04:29:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D2E5229FCC for ; Tue, 6 Nov 2018 04:29:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C3F842A03A; Tue, 6 Nov 2018 04:29:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.6 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4397A29FCC for ; 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Mon, 5 Nov 2018 20:28:39 -0800 Received: by devvm24792.prn1.facebook.com (Postfix, from userid 150176) id 4C5C67AB1627; Mon, 5 Nov 2018 20:28:31 -0800 (PST) Smtp-Origin-Hostprefix: devvm From: Tao Ren Smtp-Origin-Hostname: devvm24792.prn1.facebook.com To: Joel Stanley , Andrew Jeffery , , , Smtp-Origin-Cluster: prn1c35 Subject: [PATCH v2 1/2] ARM: dts: Add Facebook BMC flash layout Date: Mon, 5 Nov 2018 20:28:29 -0800 Message-ID: <20181106042829.2771226-1-taoren@fb.com> X-Mailer: git-send-email 2.17.1 X-FB-Internal: Safe MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-11-06_02:, , signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181105_232930_934414_8FFADA24 X-CRM114-Status: GOOD ( 16.11 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tao Ren Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This is the layout used by Facebook BMC systems. It describes the fixed flash layout of a 32MB mtd device. Signed-off-by: Tao Ren --- Changes since v1: - adding facebook copyright. .../boot/dts/facebook-bmc-flash-layout.dtsi | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 arch/arm/boot/dts/facebook-bmc-flash-layout.dtsi diff --git a/arch/arm/boot/dts/facebook-bmc-flash-layout.dtsi b/arch/arm/boot/dts/facebook-bmc-flash-layout.dtsi new file mode 100644 index 000000000000..94039d7b7de5 --- /dev/null +++ b/arch/arm/boot/dts/facebook-bmc-flash-layout.dtsi @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2018 Facebook Inc. + +partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + u-boot@0 { + reg = <0x0 0x60000>; + label = "u-boot"; + }; + + u-boot-env@60000 { + reg = <0x60000 0x20000>; + label = "env"; + }; + + fit@80000 { + reg = <0x80000 0x1b80000>; + label = "fit"; + }; + + data0@1c00000 { + reg = <0x1c00000 0x400000>; + label = "data0"; + }; + + flash0@0 { + reg = <0x0 0x2000000>; + label = "flash0"; + }; +}; From patchwork Tue Nov 6 04:28:42 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Ren X-Patchwork-Id: 10669605 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A24F413AD for ; Tue, 6 Nov 2018 04:29:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8DE9D29FCC for ; Tue, 6 Nov 2018 04:29:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7FC5D2A03A; Tue, 6 Nov 2018 04:29:50 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.6 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E686129FCC for ; 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Mon, 5 Nov 2018 20:28:46 -0800 Received: by devvm24792.prn1.facebook.com (Postfix, from userid 150176) id 883747AB163B; Mon, 5 Nov 2018 20:28:43 -0800 (PST) Smtp-Origin-Hostprefix: devvm From: Tao Ren Smtp-Origin-Hostname: devvm24792.prn1.facebook.com To: Joel Stanley , Andrew Jeffery , , , Smtp-Origin-Cluster: prn1c35 Subject: [PATCH v2 2/2] ARM: dts: aspeed: Add Facebook Backpack-CMM BMC Date: Mon, 5 Nov 2018 20:28:42 -0800 Message-ID: <20181106042842.2771782-1-taoren@fb.com> X-Mailer: git-send-email 2.17.1 X-FB-Internal: Safe MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-11-06_02:, , signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181105_232941_336157_6E03FF7A X-CRM114-Status: GOOD ( 20.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tao Ren Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add initial version of device tree file for Facebook Backpack CMM (Chasis Management Module) ast2500 BMC. Note: I2C devices on Backpack Line Cards and Fabric Cards are not listed in the device tree file because Line/Fabric Cards may be unplugged. Signed-off-by: Tao Ren --- Changes since v1: - including "aspeed-bmc-facebook-cmm.dtb" in Makefile. arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts | 317 ++++++++++++++++++ 2 files changed, 318 insertions(+) create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index a7c313bfe490..2239e6a30d7a 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1200,6 +1200,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-ast2500-evb.dtb \ aspeed-bmc-arm-centriq2400-rep.dtb \ aspeed-bmc-arm-stardragon4800-rep2.dtb \ + aspeed-bmc-facebook-cmm.dtb \ aspeed-bmc-facebook-tiogapass.dtb \ aspeed-bmc-intel-s2600wf.dtb \ aspeed-bmc-opp-lanyang.dtb \ diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts new file mode 100644 index 000000000000..a259d8a2426a --- /dev/null +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts @@ -0,0 +1,317 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2018 Facebook Inc. +/dts-v1/; + +#include "aspeed-g5.dtsi" + +/ { + model = "Facebook Backpack CMM BMC"; + compatible = "facebook,cmm-bmc", "aspeed,ast2500"; + + aliases { + /* + * Override the default uart aliases to avoid breaking + * the legacy applications. + */ + serial0 = &uart5; + serial1 = &uart1; + serial2 = &uart3; + serial3 = &uart4; + + /* + * Hardcode the bus number of i2c switches' channels to + * avoid breaking the legacy applications. + */ + i2c16 = &imux16; + i2c17 = &imux17; + i2c18 = &imux18; + i2c19 = &imux19; + i2c20 = &imux20; + i2c21 = &imux21; + i2c22 = &imux22; + i2c23 = &imux23; + i2c24 = &imux24; + i2c25 = &imux25; + i2c26 = &imux26; + i2c27 = &imux27; + i2c28 = &imux28; + i2c29 = &imux29; + i2c30 = &imux30; + i2c31 = &imux31; + i2c32 = &imux32; + i2c33 = &imux33; + i2c34 = &imux34; + i2c35 = &imux35; + i2c36 = &imux36; + i2c37 = &imux37; + i2c38 = &imux38; + i2c39 = &imux39; + }; + + chosen { + stdout-path = &uart1; + bootargs = "console=ttyS1,9600n8 root=/dev/ram rw earlyprintk"; + }; + + memory@80000000 { + reg = <0x80000000 0x20000000>; + }; +}; + +/* + * Update reset type to "system" (full chip) to fix warm reboot hang issue + * when reset type is set to default ("soc", gated by reset mask registers). + */ +&wdt1 { + status = "okay"; + aspeed,reset-type = "system"; +}; + +/* + * wdt2 is not used by Backpack CMM. + */ +&wdt2 { + status = "disabled"; +}; + +&fmc { + status = "okay"; + flash@0 { + status = "okay"; + m25p,fast-read; + label = "bmc"; +#include "facebook-bmc-flash-layout.dtsi" + }; +}; + +&uart1 { + status = "okay"; +}; + +&uart3 { + status = "okay"; +}; + +&uart4 { + status = "okay"; +}; + +&uart5 { + status = "okay"; +}; + +&mac1 { + status = "okay"; + no-hw-checksum; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>; +}; + +&i2c0 { + status = "okay"; +}; + +&i2c1 { + status = "okay"; + + i2c-switch@77 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x77>; + + imux16: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + imux17: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + imux18: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + imux19: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + imux20: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + imux21: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + imux22: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + imux23: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c2 { + status = "okay"; + + i2c-switch@71 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x71>; + + imux24: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + imux25: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + imux26: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + imux27: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + imux28: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + imux29: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + imux30: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + imux31: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c3 { + status = "okay"; +}; + +&i2c4 { + status = "okay"; +}; + +&i2c5 { + status = "okay"; +}; + +&i2c6 { + status = "okay"; +}; + +&i2c7 { + status = "okay"; +}; + +&i2c8 { + status = "okay"; + + i2c-switch@77 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x77>; + + imux32: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + imux33: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + }; + + imux34: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + imux35: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + imux36: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + imux37: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + imux38: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + imux39: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c13 { + status = "okay"; +}; + +&adc { + status = "okay"; +};