Commit 2954ff39 authored by Shawn Guo's avatar Shawn Guo

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: default avatarShawn Guo <shawn.guo@linaro.org>
Acked-by: default avatarMarek Vasut <marex@denx.de>
parent bc3a59c1
Freescale i.MX Platforms Device Tree Bindings
-----------------------------------------------
i.MX23 Evaluation Kit
Required root node properties:
- compatible = "fsl,imx23-evk", "fsl,imx23";
i.MX28 Evaluation Kit
Required root node properties:
- compatible = "fsl,imx28-evk", "fsl,imx28";
......
/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/dts-v1/;
/include/ "imx23.dtsi"
/ {
model = "Freescale i.MX23 Evaluation Kit";
compatible = "fsl,imx23-evk", "fsl,imx23";
memory {
reg = <0x40000000 0x08000000>;
};
apb@80000000 {
apbx@80040000 {
duart: serial@80070000 {
pinctrl-names = "default";
pinctrl-0 = <&duart_pins_a>;
status = "okay";
};
};
};
};
/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/include/ "skeleton.dtsi"
/ {
interrupt-parent = <&icoll>;
cpus {
cpu@0 {
compatible = "arm,arm926ejs";
};
};
apb@80000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x80000000 0x80000>;
ranges;
apbh@80000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x80000000 0x40000>;
ranges;
icoll: interrupt-controller@80000000 {
compatible = "fsl,imx23-icoll", "fsl,mxs-icoll";
interrupt-controller;
#interrupt-cells = <1>;
reg = <0x80000000 0x2000>;
};
dma-apbh@80004000 {
reg = <0x80004000 2000>;
status = "disabled";
};
ecc@80008000 {
reg = <0x80008000 2000>;
status = "disabled";
};
bch@8000a000 {
reg = <0x8000a000 2000>;
status = "disabled";
};
gpmi@8000c000 {
reg = <0x8000c000 2000>;
status = "disabled";
};
ssp0: ssp@80010000 {
reg = <0x80010000 2000>;
status = "disabled";
};
etm@80014000 {
reg = <0x80014000 2000>;
status = "disabled";
};
pinctrl@80018000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,imx23-pinctrl";
reg = <0x80018000 2000>;
duart_pins_a: duart@0 {
reg = <0>;
fsl,pinmux-ids = <0x11a2 0x11b2>;
fsl,drive-strength = <0>;
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
};
digctl@8001c000 {
reg = <0x8001c000 2000>;
status = "disabled";
};
emi@80020000 {
reg = <0x80020000 2000>;
status = "disabled";
};
dma-apbx@80024000 {
reg = <0x80024000 2000>;
status = "disabled";
};
dcp@80028000 {
reg = <0x80028000 2000>;
status = "disabled";
};
pxp@8002a000 {
reg = <0x8002a000 2000>;
status = "disabled";
};
ocotp@8002c000 {
reg = <0x8002c000 2000>;
status = "disabled";
};
axi-ahb@8002e000 {
reg = <0x8002e000 2000>;
status = "disabled";
};
lcdif@80030000 {
reg = <0x80030000 2000>;
status = "disabled";
};
ssp1: ssp@80034000 {
reg = <0x80034000 2000>;
status = "disabled";
};
tvenc@80038000 {
reg = <0x80038000 2000>;
status = "disabled";
};
};
apbx@80040000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x80040000 0x40000>;
ranges;
clkctl@80040000 {
reg = <0x80040000 2000>;
status = "disabled";
};
saif0: saif@80042000 {
reg = <0x80042000 2000>;
status = "disabled";
};
power@80044000 {
reg = <0x80044000 2000>;
status = "disabled";
};
saif1: saif@80046000 {
reg = <0x80046000 2000>;
status = "disabled";
};
audio-out@80048000 {
reg = <0x80048000 2000>;
status = "disabled";
};
audio-in@8004c000 {
reg = <0x8004c000 2000>;
status = "disabled";
};
lradc@80050000 {
reg = <0x80050000 2000>;
status = "disabled";
};
spdif@80054000 {
reg = <0x80054000 2000>;
status = "disabled";
};
i2c@80058000 {
reg = <0x80058000 2000>;
status = "disabled";
};
rtc@8005c000 {
reg = <0x8005c000 2000>;
status = "disabled";
};
pwm@80064000 {
reg = <0x80064000 2000>;
status = "disabled";
};
timrot@80068000 {
reg = <0x80068000 2000>;
status = "disabled";
};
auart0: serial@8006c000 {
reg = <0x8006c000 0x2000>;
status = "disabled";
};
auart1: serial@8006e000 {
reg = <0x8006e000 0x2000>;
status = "disabled";
};
duart: serial@80070000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x80070000 0x2000>;
interrupts = <0>;
status = "disabled";
};
usbphy@8007c000 {
reg = <0x8007c000 0x2000>;
status = "disabled";
};
};
};
ahb@80080000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x80080000 0x80000>;
ranges;
usbctrl@80080000 {
reg = <0x80080000 0x10000>;
status = "disabled";
};
};
};
......@@ -23,6 +23,7 @@ comment "MXS platforms:"
config MACH_MXS_DT
bool "Support MXS platforms from device tree"
select SOC_IMX23
select SOC_IMX28
select USE_OF
help
......
......@@ -41,6 +41,15 @@ static void __init mxs_dt_init_irq(void)
of_irq_init(mxs_irq_match);
}
static void __init imx23_timer_init(void)
{
mx23_clocks_init();
}
static struct sys_timer imx23_timer = {
.init = imx23_timer_init,
};
static void __init imx28_timer_init(void)
{
mx28_clocks_init();
......@@ -69,12 +78,27 @@ static void __init mxs_machine_init(void)
NULL, NULL);
}
static const char *imx23_dt_compat[] __initdata = {
"fsl,imx23-evk",
"fsl,imx23",
NULL,
};
static const char *imx28_dt_compat[] __initdata = {
"fsl,imx28-evk",
"fsl,imx28",
NULL,
};
DT_MACHINE_START(IMX23, "Freescale i.MX23 (Device Tree)")
.map_io = mx23_map_io,
.init_irq = mxs_dt_init_irq,
.timer = &imx23_timer,
.init_machine = mxs_machine_init,
.dt_compat = imx23_dt_compat,
.restart = mxs_restart,
MACHINE_END
DT_MACHINE_START(IMX28, "Freescale i.MX28 (Device Tree)")
.map_io = mx28_map_io,
.init_irq = mxs_dt_init_irq,
......
......@@ -87,6 +87,7 @@ static struct clk_lookup hbus_lookups[] __initdata = {
static struct clk_lookup xbus_lookups[] __initdata = {
{ .dev_id = "duart", .con_id = "apb_pclk"},
{ .dev_id = "80070000.serial", .con_id = "apb_pclk"},
{ .dev_id = "mxs-dma-apbx", },
{ .dev_id = "80024000.dma-apbx", },
};
......
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