[PATCH v3 11/12] ARM: dts: add support for Vybrid running on Cortex-M4

Stefan Agner
2015-03-12T23:36:59Z

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 <stefan@agner.ch>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/vf610m4-colibri.dts | 98 +++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/vf610m4.dtsi | 50 ++++++++++++++++++
3 files changed, 149 insertions(+)
create mode 100644 arch/arm/boot/dts/vf610m4-colibri.dts
create mode 100644 arch/arm/boot/dts/vf610m4.dtsi

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a1c776b..3a6ff9f 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -309,6 +309,7 @@ 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 0000000..acd6cb5
--- /dev/null
+++ b/arch/arm/boot/dts/vf610m4-colibri.dts
@@ -0,0 +1,98 @@
+/*
+ * 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";
+ };
+
+ 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 0000000..9ffe2eb
--- /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>;
+};
--
2.3.1