From: Stefan Agner Date: Tue, 19 May 2015 22:05:18 +0000 (+0200) Subject: ARM: dts: add support for Vybrid running on Cortex-M4 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=54458fb7fa8a1f2a83b41b493be108f89f692388;p=linux-beck.git ARM: dts: add support for Vybrid running on Cortex-M4 This adds an initial device tree to run Linux on the Cortex-M4 on the Vybrid based Colibri VF61 module. Signed-off-by: Stefan Agner Signed-off-by: Arnd Bergmann --- diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 07476a0256bb..02a7a62899a6 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -328,6 +328,7 @@ dtb-$(CONFIG_SOC_LS1021A) += \ dtb-$(CONFIG_SOC_VF610) += \ vf500-colibri-eval-v3.dtb \ vf610-colibri-eval-v3.dtb \ + vf610m4-colibri.dtb \ vf610-cosmic.dtb \ vf610-twr.dtb dtb-$(CONFIG_ARCH_MXS) += \ diff --git a/arch/arm/boot/dts/vf610m4-colibri.dts b/arch/arm/boot/dts/vf610m4-colibri.dts new file mode 100644 index 000000000000..2931a80caccb --- /dev/null +++ b/arch/arm/boot/dts/vf610m4-colibri.dts @@ -0,0 +1,99 @@ +/* + * Device tree for Colibri VF61 Cortex-M4 support + * + * Copyright (C) 2015 Stefan Agner + * + * 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 , 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 "vf610m4.dtsi" + +/ { + model = "VF610 Cortex-M4"; + compatible = "fsl,vf610m4"; + + chosen { + bootargs = "console=ttyLP2,115200 clk_ignore_unused init=/linuxrc rw"; + linux,stdout-path = "&uart2"; + }; + + memory { + reg = <0x8c000000 0x3000000>; + }; +}; + +&gpio0 { + status = "disabled"; +}; + +&gpio1 { + status = "disabled"; +}; + +&gpio2 { + status = "disabled"; +}; + +&gpio3 { + status = "disabled"; +}; + +&gpio4 { + status = "disabled"; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2>; + status = "okay"; +}; + +&iomuxc { + vf610-colibri { + pinctrl_uart2: uart2grp { + fsl,pins = < + VF610_PAD_PTD0__UART2_TX 0x21a2 + VF610_PAD_PTD1__UART2_RX 0x21a1 + VF610_PAD_PTD2__UART2_RTS 0x21a2 + VF610_PAD_PTD3__UART2_CTS 0x21a1 + >; + }; + }; +}; diff --git a/arch/arm/boot/dts/vf610m4.dtsi b/arch/arm/boot/dts/vf610m4.dtsi new file mode 100644 index 000000000000..9ffe2eb68ed4 --- /dev/null +++ b/arch/arm/boot/dts/vf610m4.dtsi @@ -0,0 +1,50 @@ +/* + * Device tree for VF6xx Cortex-M4 support + * + * Copyright (C) 2015 Stefan Agner + * + * 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 , 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" +#include "vfxxx.dtsi" + +&mscm_ir { + interrupt-parent = <&nvic>; +};