[PATCH v2 11/12] ARM: dts: add support for Vybrid running on Cortex-M4
From: stefan@agner.ch (Stefan Agner)
Date: 2014-12-29 23:33:24
Also in:
linux-devicetree, lkml
Subsystem:
arm and arm64 soc sub-architectures (common parts), the rest · Maintainers:
Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Linus Torvalds
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@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