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[83.40.50.36]) by mx.google.com with ESMTPSA id by3sm70706474wjc.10.2014.07.07.08.13.59 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 07 Jul 2014 08:14:01 -0700 (PDT) From: Matthias Brugger To: linux-kernel@vger.kernel.org Subject: [PATCH v10 5/7] arm: add basic support for Mediatek MT6589 boards Date: Mon, 7 Jul 2014 17:13:06 +0200 Message-Id: <1404745988-32558-6-git-send-email-matthias.bgg@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1404745988-32558-1-git-send-email-matthias.bgg@gmail.com> References: <1404745988-32558-1-git-send-email-matthias.bgg@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140707_081425_090404_2ADC33BA X-CRM114-Status: GOOD ( 15.02 ) X-Spam-Score: -0.8 (/) Cc: mark.rutland@arm.com, andrew@lunn.ch, linux-doc@vger.kernel.org, devicetree@vger.kernel.org, linus.walleij@linaro.org, gregory.clement@free-electrons.com, thierry.reding@gmail.com, heiko.stuebner@bq.com, ak@linux.intel.com, linux@arm.linux.org.uk, arnd@arndb.de, daniel.lezcano@linaro.org, shawn.guo@freescale.com, u.kleine-koenig@pengutronix.de, grant.likely@linaro.org, florian.vaussard@epfl.ch, sebastian.hesselbarth@gmail.com, anders.berg@lsi.com, jason@lakedaemon.net, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, marc.zyngier@arm.com, rostedt@goodmis.org, fabf@skynet.be, robh+dt@kernel.org, matthias.bgg@gmail.com, tglx@linutronix.de, akpm@linux-foundation.org, soren.brinkmann@xilinx.com, linux-arm-kernel@lists.infradead.org, gregkh@linuxfoundation.org, rdunlap@infradead.org, sboyd@codeaurora.org, silvio.fricke@gmail.com, galak@codeaurora.org, olof@lixom.net, maxime.ripard@free-electrons.com, hpa@linux.intel.com, jic23@kernel.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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=-2.4 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RP_MATCHES_RCVD, T_DKIM_INVALID, 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 This adds a generic devicetree board file and a dtsi for boards based on MT6589 SoCs from Mediatek. Apart from the generic parts (gic, clocks) the only component currently supported are the timers. Signed-off-by: Matthias Brugger --- arch/arm/Kconfig | 2 + arch/arm/Makefile | 1 + arch/arm/boot/dts/mt6589.dtsi | 94 +++++++++++++++++++++++++++++++++++++ arch/arm/mach-mediatek/Kconfig | 6 +++ arch/arm/mach-mediatek/Makefile | 1 + arch/arm/mach-mediatek/mediatek.c | 27 +++++++++++ 6 files changed, 131 insertions(+) create mode 100644 arch/arm/boot/dts/mt6589.dtsi create mode 100644 arch/arm/mach-mediatek/Kconfig create mode 100644 arch/arm/mach-mediatek/Makefile create mode 100644 arch/arm/mach-mediatek/mediatek.c diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 87b63fd..845c12d 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -978,6 +978,8 @@ source "arch/arm/mach-mv78xx0/Kconfig" source "arch/arm/mach-imx/Kconfig" +source "arch/arm/mach-mediatek/Kconfig" + source "arch/arm/mach-mxs/Kconfig" source "arch/arm/mach-netx/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 6721fab..1895de2 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -172,6 +172,7 @@ machine-$(CONFIG_ARCH_MSM) += msm machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_MXC) += imx +machine-$(CONFIG_ARCH_MEDIATEK) += mediatek machine-$(CONFIG_ARCH_MXS) += mxs machine-$(CONFIG_ARCH_NETX) += netx machine-$(CONFIG_ARCH_NOMADIK) += nomadik diff --git a/arch/arm/boot/dts/mt6589.dtsi b/arch/arm/boot/dts/mt6589.dtsi new file mode 100644 index 0000000..d0297a0 --- /dev/null +++ b/arch/arm/boot/dts/mt6589.dtsi @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2014 MundoReader S.L. + * Author: Matthias Brugger + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include "skeleton.dtsi" + +/ { + compatible = "mediatek,mt6589"; + interrupt-parent = <&gic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x0>; + }; + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x1>; + }; + cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x2>; + }; + cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x3>; + }; + + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + + system_clk: dummy13m { + compatible = "fixed-clock"; + clock-frequency = <13000000>; + #clock-cells = <0>; + }; + + rtc_clk: dummy32k { + compatible = "fixed-clock"; + clock-frequency = <32000>; + #clock-cells = <0>; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + + timer: timer@10008000 { + compatible = "mediatek,mt6577-timer"; + reg = <0x10008000 0x80>; + interrupts = ; + clocks = <&system_clk>, <&rtc_clk>; + clock-names = "system-clk", "rtc-clk"; + }; + + gic: interrupt-controller@10212000 { + compatible = "arm,cortex-a15-gic"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x10211000 0x1000>, + <0x10212000 0x1000>, + <0x10214000 0x2000>, + <0x10216000 0x2000>; + }; + }; +}; diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig new file mode 100644 index 0000000..2c043a2 --- /dev/null +++ b/arch/arm/mach-mediatek/Kconfig @@ -0,0 +1,6 @@ +config ARCH_MEDIATEK + bool "Mediatek MT6589 SoC" if ARCH_MULTI_V7 + select ARM_GIC + select MTK_TIMER + help + Support for Mediatek Cortex-A7 Quad-Core-SoC MT6589. diff --git a/arch/arm/mach-mediatek/Makefile b/arch/arm/mach-mediatek/Makefile new file mode 100644 index 0000000..43e619f --- /dev/null +++ b/arch/arm/mach-mediatek/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_ARCH_MEDIATEK) += mediatek.o diff --git a/arch/arm/mach-mediatek/mediatek.c b/arch/arm/mach-mediatek/mediatek.c new file mode 100644 index 0000000..f2acf07 --- /dev/null +++ b/arch/arm/mach-mediatek/mediatek.c @@ -0,0 +1,27 @@ +/* + * Device Tree support for Mediatek SoCs + * + * Copyright (c) 2014 MundoReader S.L. + * Author: Matthias Brugger + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#include +#include + +static const char * const mediatek_board_dt_compat[] = { + "mediatek,mt6589", + NULL, +}; + +DT_MACHINE_START(MEDIATEK_DT, "Mediatek Cortex-A7 (Device Tree)") + .dt_compat = mediatek_board_dt_compat, +MACHINE_END