ARM: mxs: add initial device tree support for imx23-evk board
It adds initial device tree support for imx23-evk board, and only serial console is enabled. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Shawn Guo
parent
bc3a59c1b7
commit
2954ff395b
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@ -1,6 +1,10 @@
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Freescale i.MX Platforms Device Tree Bindings
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-----------------------------------------------
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i.MX23 Evaluation Kit
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Required root node properties:
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- compatible = "fsl,imx23-evk", "fsl,imx23";
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i.MX28 Evaluation Kit
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Required root node properties:
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- compatible = "fsl,imx28-evk", "fsl,imx28";
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@ -0,0 +1,32 @@
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/*
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* Copyright 2012 Freescale Semiconductor, Inc.
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/dts-v1/;
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/include/ "imx23.dtsi"
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/ {
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model = "Freescale i.MX23 Evaluation Kit";
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compatible = "fsl,imx23-evk", "fsl,imx23";
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memory {
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reg = <0x40000000 0x08000000>;
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};
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apb@80000000 {
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apbx@80040000 {
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duart: serial@80070000 {
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pinctrl-names = "default";
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pinctrl-0 = <&duart_pins_a>;
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status = "okay";
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};
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};
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};
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};
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@ -0,0 +1,243 @@
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/*
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* Copyright 2012 Freescale Semiconductor, Inc.
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/include/ "skeleton.dtsi"
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/ {
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interrupt-parent = <&icoll>;
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cpus {
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cpu@0 {
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compatible = "arm,arm926ejs";
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};
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};
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apb@80000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x80000000 0x80000>;
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ranges;
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apbh@80000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x80000000 0x40000>;
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ranges;
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icoll: interrupt-controller@80000000 {
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compatible = "fsl,imx23-icoll", "fsl,mxs-icoll";
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interrupt-controller;
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#interrupt-cells = <1>;
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reg = <0x80000000 0x2000>;
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};
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dma-apbh@80004000 {
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reg = <0x80004000 2000>;
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status = "disabled";
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};
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ecc@80008000 {
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reg = <0x80008000 2000>;
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status = "disabled";
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};
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bch@8000a000 {
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reg = <0x8000a000 2000>;
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status = "disabled";
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};
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gpmi@8000c000 {
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reg = <0x8000c000 2000>;
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status = "disabled";
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};
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ssp0: ssp@80010000 {
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reg = <0x80010000 2000>;
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status = "disabled";
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};
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etm@80014000 {
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reg = <0x80014000 2000>;
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status = "disabled";
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};
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pinctrl@80018000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "fsl,imx23-pinctrl";
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reg = <0x80018000 2000>;
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duart_pins_a: duart@0 {
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reg = <0>;
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fsl,pinmux-ids = <0x11a2 0x11b2>;
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fsl,drive-strength = <0>;
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fsl,voltage = <1>;
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fsl,pull-up = <0>;
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};
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};
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digctl@8001c000 {
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reg = <0x8001c000 2000>;
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status = "disabled";
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};
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emi@80020000 {
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reg = <0x80020000 2000>;
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status = "disabled";
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};
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dma-apbx@80024000 {
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reg = <0x80024000 2000>;
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status = "disabled";
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};
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dcp@80028000 {
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reg = <0x80028000 2000>;
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status = "disabled";
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};
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pxp@8002a000 {
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reg = <0x8002a000 2000>;
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status = "disabled";
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};
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ocotp@8002c000 {
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reg = <0x8002c000 2000>;
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status = "disabled";
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};
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axi-ahb@8002e000 {
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reg = <0x8002e000 2000>;
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status = "disabled";
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};
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lcdif@80030000 {
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reg = <0x80030000 2000>;
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status = "disabled";
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};
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ssp1: ssp@80034000 {
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reg = <0x80034000 2000>;
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status = "disabled";
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};
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tvenc@80038000 {
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reg = <0x80038000 2000>;
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status = "disabled";
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};
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};
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apbx@80040000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x80040000 0x40000>;
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ranges;
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clkctl@80040000 {
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reg = <0x80040000 2000>;
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status = "disabled";
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};
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saif0: saif@80042000 {
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reg = <0x80042000 2000>;
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status = "disabled";
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};
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power@80044000 {
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reg = <0x80044000 2000>;
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status = "disabled";
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};
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saif1: saif@80046000 {
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reg = <0x80046000 2000>;
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status = "disabled";
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};
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audio-out@80048000 {
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reg = <0x80048000 2000>;
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status = "disabled";
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};
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audio-in@8004c000 {
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reg = <0x8004c000 2000>;
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status = "disabled";
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};
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lradc@80050000 {
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reg = <0x80050000 2000>;
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status = "disabled";
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};
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spdif@80054000 {
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reg = <0x80054000 2000>;
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status = "disabled";
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};
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i2c@80058000 {
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reg = <0x80058000 2000>;
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status = "disabled";
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};
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rtc@8005c000 {
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reg = <0x8005c000 2000>;
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status = "disabled";
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};
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pwm@80064000 {
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reg = <0x80064000 2000>;
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status = "disabled";
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};
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timrot@80068000 {
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reg = <0x80068000 2000>;
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status = "disabled";
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};
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auart0: serial@8006c000 {
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reg = <0x8006c000 0x2000>;
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status = "disabled";
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};
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auart1: serial@8006e000 {
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reg = <0x8006e000 0x2000>;
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status = "disabled";
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};
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duart: serial@80070000 {
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compatible = "arm,pl011", "arm,primecell";
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reg = <0x80070000 0x2000>;
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interrupts = <0>;
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status = "disabled";
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};
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usbphy@8007c000 {
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reg = <0x8007c000 0x2000>;
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status = "disabled";
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};
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};
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};
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ahb@80080000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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reg = <0x80080000 0x80000>;
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ranges;
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usbctrl@80080000 {
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reg = <0x80080000 0x10000>;
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status = "disabled";
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};
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};
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};
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@ -23,6 +23,7 @@ comment "MXS platforms:"
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config MACH_MXS_DT
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bool "Support MXS platforms from device tree"
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select SOC_IMX23
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select SOC_IMX28
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select USE_OF
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help
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@ -41,6 +41,15 @@ static void __init mxs_dt_init_irq(void)
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of_irq_init(mxs_irq_match);
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}
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static void __init imx23_timer_init(void)
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{
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mx23_clocks_init();
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}
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static struct sys_timer imx23_timer = {
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.init = imx23_timer_init,
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};
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static void __init imx28_timer_init(void)
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{
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mx28_clocks_init();
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@ -69,12 +78,27 @@ static void __init mxs_machine_init(void)
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NULL, NULL);
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}
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static const char *imx23_dt_compat[] __initdata = {
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"fsl,imx23-evk",
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"fsl,imx23",
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NULL,
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};
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static const char *imx28_dt_compat[] __initdata = {
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"fsl,imx28-evk",
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"fsl,imx28",
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NULL,
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};
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DT_MACHINE_START(IMX23, "Freescale i.MX23 (Device Tree)")
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.map_io = mx23_map_io,
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.init_irq = mxs_dt_init_irq,
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.timer = &imx23_timer,
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.init_machine = mxs_machine_init,
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.dt_compat = imx23_dt_compat,
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.restart = mxs_restart,
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MACHINE_END
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DT_MACHINE_START(IMX28, "Freescale i.MX28 (Device Tree)")
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.map_io = mx28_map_io,
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.init_irq = mxs_dt_init_irq,
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@ -87,6 +87,7 @@ static struct clk_lookup hbus_lookups[] __initdata = {
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static struct clk_lookup xbus_lookups[] __initdata = {
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{ .dev_id = "duart", .con_id = "apb_pclk"},
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{ .dev_id = "80070000.serial", .con_id = "apb_pclk"},
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{ .dev_id = "mxs-dma-apbx", },
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{ .dev_id = "80024000.dma-apbx", },
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};
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