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    Subject[PATCH v2 11/12] ARM: dts: add support for Vybrid running on Cortex-M4
    Date
    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


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