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 <linus.walleij@linaro.org>
Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

3 files changed, 334 insertions, 0 deletions

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 <vladimir.murzin@arm.com>
+ *
+ * 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 <vladimir.murzin@arm.com>
+ *
+ * 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>;
+        };
+};