[PATCH v5] ARM: mx23: Add initial support for olinuxino board
Fabio Estevam
fabio.estevam at freescale.com
Wed Jul 4 12:22:53 EDT 2012
mx23-olinuxino is a low cost board designed by Olimex.
It has the following features:
- Freescale iMX233 ARM926J processor at 454MHz
-64 MB RAM
-SD-card connector
-TV PAL/NTSC video output
-2 USB High Speed Hosts
-Ethernet 100 Mbit
-Stereo Audio Input
-Stereo Headphones Audio Output
More information at:
http://www.olimex.com/dev/imx233-olinuxino-maxi.html
Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v4:
- Rebase against Shawn's tree and use mmc0-pins-fixup
Changes since v3:
- Fix the compatible string in imx23_dt_compat
Changes since v2:
- Add an olimex.txt file
- Change the compatible board string to 'olimex,imx23-olinuxino'
- Keep the board entry in imx23_dt_compat
Changes since v1:
- Drop "fsl,imx23-olinuxino" from mach-mxs.c
Documentation/devicetree/bindings/arm/olimex.txt | 6 +++
arch/arm/boot/dts/imx23-olinuxino.dts | 44 ++++++++++++++++++++++
arch/arm/mach-mxs/mach-mxs.c | 1 +
3 files changed, 51 insertions(+), 0 deletions(-)
create mode 100644 Documentation/devicetree/bindings/arm/olimex.txt
create mode 100644 arch/arm/boot/dts/imx23-olinuxino.dts
diff --git a/Documentation/devicetree/bindings/arm/olimex.txt b/Documentation/devicetree/bindings/arm/olimex.txt
new file mode 100644
index 0000000..007fb5c
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/olimex.txt
@@ -0,0 +1,6 @@
+Olimex i.MX Platforms Device Tree Bindings
+------------------------------------------
+
+i.MX23 Olinuxino Low Cost Board
+Required root node properties:
+ - compatible = "olimex,imx23-olinuxino", "fsl,imx23";
diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
new file mode 100644
index 0000000..34def0b
--- /dev/null
+++ b/arch/arm/boot/dts/imx23-olinuxino.dts
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * Author: Fabio Estevam <fabio.estevam at freescale.com>
+ *
+ * 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 = "i.MX23 Olinuxino Low Cost Board";
+ compatible = "olimex,imx23-olinuxino", "fsl,imx23";
+
+ memory {
+ reg = <0x40000000 0x04000000>;
+ };
+
+ apb at 80000000 {
+ apbh at 80000000 {
+ ssp0: ssp at 80010000 {
+ compatible = "fsl,imx23-mmc";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
+ bus-width = <4>;
+ status = "okay";
+ };
+ };
+
+ apbx at 80040000 {
+ duart: serial at 80070000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&duart_pins_a>;
+ status = "okay";
+ };
+ };
+ };
+};
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index 87a4829..7bbb961 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -216,6 +216,7 @@ static void __init mxs_machine_init(void)
static const char *imx23_dt_compat[] __initdata = {
"fsl,imx23-evk",
+ "olimex,imx23-olinuxino",
"fsl,imx23",
NULL,
};
--
1.7.1
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