[PATCH v2 11/12] ARM: dts: add support for Vybrid running on Cortex-M4
Stefan Agner
stefan at agner.ch
Mon Dec 29 15:32:14 PST 2014
This adds an initial device tree to run Linux on the Cortex-M4 on
the Vybrid based Colibri VF61.
Signed-off-by: Stefan Agner <stefan at agner.ch>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/vf610m4-colibri.dts | 52 +++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/vf610m4.dtsi | 10 +++++++
3 files changed, 63 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 91bd5bd..4211dfb 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -271,6 +271,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
ls1021a-twr.dtb \
vf500-colibri-eval-v3.dtb \
vf610-colibri-eval-v3.dtb \
+ vf610m4-colibri.dtb \
vf610-cosmic.dtb \
vf610-twr.dtb
dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
diff --git a/arch/arm/boot/dts/vf610m4-colibri.dts b/arch/arm/boot/dts/vf610m4-colibri.dts
new file mode 100644
index 0000000..ebff03e
--- /dev/null
+++ b/arch/arm/boot/dts/vf610m4-colibri.dts
@@ -0,0 +1,52 @@
+/*
+ * Device tree for Colibri VF61 Cortex-M4 support
+ *
+ * Copyright 2014 Stefan Agner
+ *
+ * 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.
+ */
+
+/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>;
+ };
+};
+
+&esdhc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_esdhc1>;
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&iomuxc {
+ vf610-colibri {
+ pinctrl_esdhc1: esdhc1grp {
+ fsl,pins = <
+ VF610_PAD_PTA24__ESDHC1_CLK 0x31ef
+ VF610_PAD_PTA25__ESDHC1_CMD 0x31ef
+ VF610_PAD_PTA26__ESDHC1_DAT0 0x31ef
+ VF610_PAD_PTA27__ESDHC1_DAT1 0x31ef
+ VF610_PAD_PTA28__ESDHC1_DATA2 0x31ef
+ VF610_PAD_PTA29__ESDHC1_DAT3 0x31ef
+ VF610_PAD_PTB20__GPIO_42 0x219d
+ >;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/vf610m4.dtsi b/arch/arm/boot/dts/vf610m4.dtsi
new file mode 100644
index 0000000..3d8fa02
--- /dev/null
+++ b/arch/arm/boot/dts/vf610m4.dtsi
@@ -0,0 +1,10 @@
+/*
+ * Device tree for VF6xx Cortex-M4 support
+ */
+
+#include "armv7-m.dtsi"
+#include "vfxxx.dtsi"
+
+&mscm {
+ interrupt-parent = <&nvic>;
+};
--
2.2.1
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