From f915ea5e7fd99861385b203e5a8582fdaa3a9b7c Mon Sep 17 00:00:00 2001 From: Vladimir Murzin Date: Mon, 25 Apr 2016 09:49:15 +0100 Subject: [PATCH] ARM: dts: introduce MPS2 AN385/AN386 Application Notes 385 and 386 shares the same memory map and features except the CPU is used. AN385 is supplied with Cortex-M3 CPU and AN386 is supplied with Cortex-M4. Reviewed-by: Linus Walleij Signed-off-by: Vladimir Murzin Signed-off-by: Sudeep Holla --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/mps2-an385.dts | 92 +++++++++++++++ arch/arm/boot/dts/mps2.dtsi | 241 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 334 insertions(+) create mode 100644 arch/arm/boot/dts/mps2-an385.dts create mode 100644 arch/arm/boot/dts/mps2.dtsi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index f57199f40e19..5a4f50eac350 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -257,6 +257,7 @@ dtb-$(CONFIG_ARCH_MMP) += \ dtb-$(CONFIG_MACH_MESON8B) += \ meson8b-mxq.dtb \ meson8b-odroidc1.dtb +dtb-$(CONFIG_ARCH_MPS2) += mps2-an385.dtb dtb-$(CONFIG_ARCH_MOXART) += \ moxart-uc7112lx.dtb dtb-$(CONFIG_SOC_IMX1) += \ diff --git a/arch/arm/boot/dts/mps2-an385.dts b/arch/arm/boot/dts/mps2-an385.dts new file mode 100644 index 000000000000..31c374d72a6f --- /dev/null +++ b/arch/arm/boot/dts/mps2-an385.dts @@ -0,0 +1,92 @@ +/* + * Copyright (C) 2015 ARM Limited + * + * Author: Vladimir Murzin + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file 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 file 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. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; + +#include "mps2.dtsi" + +/ { + model = "ARM MPS2 Application Note 385/386"; + compatible = "arm,mps2"; + + aliases { + serial0 = &uart0; + }; + + chosen { + bootargs = "earlycon"; + stdout-path = "serial0:9600n8"; + }; + + memory { + device_type = "memory"; + reg = <0x21000000 0x1000000>; + }; + + smb { + ethernet@0,0 { + compatible = "smsc,lan9220", "smsc,lan9115"; + reg = <0 0x0 0x10000>; + interrupts = <13>; + interrupt-parent = <&nvic>; + smsc,irq-active-high; + }; + }; +}; + +&uart0 { + status = "okay"; +}; + +&timer0 { + status = "okay"; +}; + +&timer1 { + status = "okay"; +}; + +&wdt { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/mps2.dtsi b/arch/arm/boot/dts/mps2.dtsi new file mode 100644 index 000000000000..e3fed8d34558 --- /dev/null +++ b/arch/arm/boot/dts/mps2.dtsi @@ -0,0 +1,241 @@ +/* + * Copyright (C) 2015 ARM Limited + * + * Author: Vladimir Murzin + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file 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 file 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. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "armv7-m.dtsi" + +/ { + oscclk0: clk-osc0 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <50000000>; + }; + + oscclk1: clk-osc1 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24576000>; + }; + + oscclk2: clk-osc2 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <25000000>; + }; + + cfgclk: clk-cfg { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <5000000>; + }; + + spicfgclk: clk-spicfg { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <75000000>; + }; + + sysclk: clk-sys { + compatible = "fixed-factor-clock"; + clocks = <&oscclk0>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + audmclk: clk-audm { + compatible = "fixed-factor-clock"; + clocks = <&oscclk1>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + audsclk: clk-auds { + compatible = "fixed-factor-clock"; + clocks = <&oscclk1>; + #clock-cells = <0>; + clock-div = <8>; + clock-mult = <1>; + }; + + spiclcd: clk-cpiclcd { + compatible = "fixed-factor-clock"; + clocks = <&oscclk0>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + spicon: clk-spicon { + compatible = "fixed-factor-clock"; + clocks = <&oscclk0>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + i2cclcd: clk-i2cclcd { + compatible = "fixed-factor-clock"; + clocks = <&oscclk0>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + i2caud: clk-i2caud { + compatible = "fixed-factor-clock"; + clocks = <&oscclk0>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + }; + + soc { + compatible = "simple-bus"; + ranges; + + apb@40000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x40000000 0x10000>; + + timer0: mps2-timer0@0 { + compatible = "arm,mps2-timer"; + reg = <0x0 0x1000>; + interrupts = <8>; + clocks = <&sysclk>; + status = "disabled"; + }; + + timer1: mps2-timer1@1000 { + compatible = "arm,mps2-timer"; + reg = <0x1000 0x1000>; + interrupts = <9>; + clocks = <&sysclk>; + status = "disabled"; + }; + + timer2: dual-timer@2000 { + compatible = "arm,sp804"; + reg = <0x2000 0x1000>; + clocks = <&sysclk>; + interrupts = <10>; + status = "disabled"; + }; + + uart0: serial@4000 { + compatible = "arm,mps2-uart"; + reg = <0x4000 0x1000>; + interrupts = <0 1 12>; + clocks = <&sysclk>; + status = "disabled"; + }; + + uart1: serial@5000 { + compatible = "arm,mps2-uart"; + reg = <0x5000 0x1000>; + interrupts = <2 3 12>; + clocks = <&sysclk>; + status = "disabled"; + }; + + uart2: serial@6000 { + compatible = "arm,mps2-uart"; + reg = <0x6000 0x1000>; + interrupts = <4 5 12>; + clocks = <&sysclk>; + status = "disabled"; + }; + + wdt: watchdog@8000 { + compatible = "arm,sp805", "arm,primecell"; + arm,primecell-periphid = <0x00141805>; + reg = <0x8000 0x1000>; + interrupts = <0>; + clocks = <&sysclk>; + clock-names = "apb_pclk"; + status = "disabled"; + }; + }; + }; + + fpga@40020000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x40020000 0x10000>; + + fpgaio@8000 { + compatible = "syscon", "simple-mfd"; + reg = <0x8000 0x10>; + + led0 { + compatible = "register-bit-led"; + offset = <0x0>; + mask = <0x01>; + label = "userled:0"; + linux,default-trigger = "heartbeat"; + default-state = "on"; + }; + + led1 { + compatible = "register-bit-led"; + offset = <0x0>; + mask = <0x02>; + label = "userled:1"; + linux,default-trigger = "usr"; + default-state = "off"; + }; + }; + }; + + smb { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0 0 0x40200000 0x10000>, + <1 0 0xa0000000 0x10000>; + }; +}; -- 2.11.0