From patchwork Sat Feb 13 18:46:32 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Jayachandran C." X-Patchwork-Id: 8300791 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8E0319F1E0 for ; Sat, 13 Feb 2016 19:03:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 765FC2041E for ; Sat, 13 Feb 2016 19:03:58 +0000 (UTC) Received: from bombadil.infradead.org (unknown [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 629112041D for ; Sat, 13 Feb 2016 19:03:57 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aUfHp-0003bv-5R; Sat, 13 Feb 2016 18:51:17 +0000 Received: from 5520-maca-inet1-outside.broadcom.com ([216.31.211.11] helo=mail-irv-18.broadcom.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aUfH4-0003PI-6M for linux-arm-kernel@lists.infradead.org; Sat, 13 Feb 2016 18:50:34 +0000 Received: from mail-irva-13.broadcom.com (mail-irva-13.broadcom.com [10.11.16.103]) by mail-irv-18.broadcom.com (Postfix) with ESMTP id 0C14082026; Sat, 13 Feb 2016 10:50:09 -0800 (PST) Received: from lc-blr-136.ban.broadcom.com (unknown [10.131.60.136]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id 0520841043; Sat, 13 Feb 2016 10:49:57 -0800 (PST) From: Jayachandran C To: Catalin Marinas , Will Deacon , Rob Herring , Arnd Bergmann , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/4] arm64: Broadcom Vulcan support Date: Sun, 14 Feb 2016 00:16:32 +0530 Message-Id: <1455389195-31870-2-git-send-email-jchandra@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1455389195-31870-1-git-send-email-jchandra@broadcom.com> References: <1455389195-31870-1-git-send-email-jchandra@broadcom.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160213_105030_343241_7E47DA90 X-CRM114-Status: GOOD ( 16.56 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zi Shen Lim , Jayachandran C MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-3.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RDNS_NONE,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Zi Shen Lim Add a configuration option and a device tree for Broadcom's Vulcan ARM64 processor. brcm-vulcan.dtsi has the on-chip blocks like the PCIe controller, GICv3 with ITS, PMU, system timer and pl011 UART. brcm-vulcan-eval.dts has definitions for a basic evaluation board. The firmware supports PSCI 0.2 for cpu wakeup. Signed-off-by: Zi Shen Lim [ updated and split dts - jchandra@broadcom.com ] Signed-off-by: Jayachandran C --- arch/arm64/Kconfig.platforms | 5 + arch/arm64/boot/dts/broadcom/Makefile | 1 + arch/arm64/boot/dts/broadcom/brcm-vulcan-eval.dts | 33 +++++ arch/arm64/boot/dts/broadcom/brcm-vulcan.dtsi | 146 ++++++++++++++++++++++ 4 files changed, 185 insertions(+) create mode 100644 arch/arm64/boot/dts/broadcom/brcm-vulcan-eval.dts create mode 100644 arch/arm64/boot/dts/broadcom/brcm-vulcan.dtsi diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index 21074f6..8718f18 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -131,6 +131,11 @@ config ARCH_VEXPRESS This enables support for the ARMv8 software model (Versatile Express). +config ARCH_VULCAN + bool "Broadcom Vulcan SOC Family" + help + This enables support for Broadcom Vulcan SoC Family + config ARCH_XGENE bool "AppliedMicro X-Gene SOC Family" help diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile index e21fe66..31219e5 100644 --- a/arch/arm64/boot/dts/broadcom/Makefile +++ b/arch/arm64/boot/dts/broadcom/Makefile @@ -1,4 +1,5 @@ dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-svk.dtb +dtb-$(CONFIG_ARCH_VULCAN) += brcm-vulcan-eval.dtb always := $(dtb-y) subdir-y := $(dts-dirs) diff --git a/arch/arm64/boot/dts/broadcom/brcm-vulcan-eval.dts b/arch/arm64/boot/dts/broadcom/brcm-vulcan-eval.dts new file mode 100644 index 0000000..2ca5562 --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/brcm-vulcan-eval.dts @@ -0,0 +1,33 @@ +/* + * dts file for Broadcom (BRCM) Vulcan Eval Platform + * + * Copyright (C) 2013-2016, Broadcom Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +/dts-v1/; + +#include "brcm-vulcan.dtsi" + +/ { + model = "Broadcom Vulcan Eval Platform"; + compatible = "brcm,vulcan-eval", "brcm,vulcan"; + + memory { + device_type = "memory"; + reg = <0x00000000 0x80000000 0x0 0x80000000>, /* 2G @ 2G */ + <0x00000008 0x80000000 0x0 0x80000000>; /* 2G @ 34G */ + }; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; diff --git a/arch/arm64/boot/dts/broadcom/brcm-vulcan.dtsi b/arch/arm64/boot/dts/broadcom/brcm-vulcan.dtsi new file mode 100644 index 0000000..0f9f618 --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/brcm-vulcan.dtsi @@ -0,0 +1,146 @@ +/* + * dtsi file for Broadcom (BRCM) Vulcan processor + * + * Copyright (C) 2013-2016, Broadcom Corporation. + * Author: Zi Shen Lim + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include + +/memreserve/ 0x80000000 0x00010000; + +/ { + model = "Broadcom Vulcan"; + compatible = "brcm,vulcan"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + /* just 4 cpus now, 128 needed in full config */ + cpus { + #address-cells = <0x2>; + #size-cells = <0x0>; + + cpu@0 { + device_type = "cpu"; + compatible = "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x0>; + enable-method = "psci"; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x1>; + enable-method = "psci"; + }; + + cpu@2 { + device_type = "cpu"; + compatible = "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x2>; + enable-method = "psci"; + }; + + cpu@3 { + device_type = "cpu"; + compatible = "brcm,vulcan", "arm,armv8"; + reg = <0x0 0x3>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + gic: interrupt-controller@400080000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + interrupt-controller; + #redistributor-regions = <1>; + reg = <0x04 0x00080000 0x0 0x20000>, /* GICD */ + <0x04 0x01000000 0x0 0x1000000>; /* GICR */ + interrupts = ; + + gicits: gic-its@40010000 { + compatible = "arm,gic-v3-its"; + msi-controller; + reg = <0x04 0x00100000 0x0 0x20000>; /* GIC ITS */ + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + pmu { + compatible = "arm,armv8-pmuv3"; + interrupts = ; /* PMU overflow */ + }; + + clk125mhz: uart_clk125mhz { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <125000000>; + clock-output-names = "clk125mhz"; + }; + + pci { + compatible = "pci-host-ecam-generic"; + device_type = "pci"; + #interrupt-cells = <1>; + #address-cells = <3>; + #size-cells = <2>; + + /* ECAM at 0x3000_0000 - 0x4000_0000 */ + reg = <0x0 0x30000000 0x0 0x10000000>; + reg-names = "PCI ECAM"; + + /* IO 0x4000_0000 - 0x4001_0000 */ + ranges = <0x01000000 0 0x40000000 0 0x40000000 0 0x00010000 + /* MEM 0x4800_0000 - 0x5000_0000 */ + 0x02000000 0 0x48000000 0 0x48000000 0 0x08000000 + /* MEM64 pref 0x6_0000_0000 - 0x7_0000_0000 */ + 0x43000000 6 0x00000000 6 0x00000000 1 0x00000000>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = + /* addr pin ic icaddr icintr */ + <0 0 0 1 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH + 0 0 0 2 &gic 0 0 GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH + 0 0 0 3 &gic 0 0 GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH + 0 0 0 4 &gic 0 0 GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>; + msi-parent = <&gicits>; + dma-coherent; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + uart0: serial@402020000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x04 0x02020000 0x0 0x1000>; + interrupt-parent = <&gic>; + interrupts = ; + clocks = <&clk125mhz>; + clock-names = "apb_pclk"; + }; + }; + +};