@@ -651,6 +651,9 @@ dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
dtb-$(CONFIG_MX23) += \
imx23-evk.dtb
+dtb-$(CONFIG_TARGET_MX23_OLINUXINO) += \
+ imx23-olinuxino.dtb
+
dtb-$(CONFIG_MX28) += \
imx28-xea.dtb
new file mode 100644
@@ -0,0 +1,131 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * Author: Fabio Estevam <fabio.estevam@freescale.com>
+ */
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include "imx23.dtsi"
+
+/ {
+ model = "i.MX23 Olinuxino Low Cost Board";
+ compatible = "olimex,imx23-olinuxino", "fsl,imx23";
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x04000000>;
+ };
+
+ apb@80000000 {
+ apbh@80000000 {
+ ssp0: spi@80010000 {
+ compatible = "fsl,imx23-mmc";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_sck_cfg>;
+ bus-width = <4>;
+ broken-cd;
+ status = "okay";
+ };
+
+ pinctrl@80018000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hog_pins_a>;
+
+ hog_pins_a: hog@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ MX23_PAD_GPMI_ALE__GPIO_0_17
+ >;
+ fsl,drive-strength = <MXS_DRIVE_4mA>;
+ fsl,voltage = <MXS_VOLTAGE_HIGH>;
+ fsl,pull-up = <MXS_PULL_DISABLE>;
+ };
+
+ led_pin_gpio2_1: led_gpio2_1@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ MX23_PAD_SSP1_DETECT__GPIO_2_1
+ >;
+ fsl,drive-strength = <MXS_DRIVE_4mA>;
+ fsl,voltage = <MXS_VOLTAGE_HIGH>;
+ fsl,pull-up = <MXS_PULL_DISABLE>;
+ };
+ };
+
+ ssp1: spi@80034000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,imx23-spi";
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_pins_a>;
+ status = "okay";
+ };
+ };
+
+ apbx@80040000 {
+ lradc@80050000 {
+ status = "okay";
+ };
+
+ i2c: i2c@80058000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c_pins_b>;
+ status = "okay";
+ };
+
+ duart: serial@80070000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&duart_pins_a>;
+ status = "okay";
+ };
+
+ auart0: serial@8006c000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&auart0_2pins_a>;
+ status = "okay";
+ };
+
+ usbphy0: usbphy@8007c000 {
+ status = "okay";
+ };
+ };
+ };
+
+ ahb@80080000 {
+ usb0: usb@80080000 {
+ dr_mode = "host";
+ vbus-supply = <®_usb0_vbus>;
+ status = "okay";
+ };
+ };
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reg_usb0_vbus: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "usb0_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */
+ gpio = <&gpio0 17 0>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&led_pin_gpio2_1>;
+
+ user {
+ label = "green";
+ gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
+ };
+ };
+};
@@ -11,6 +11,7 @@ CONFIG_SPL_TEXT_BASE=0x00001000
CONFIG_TARGET_MX23_OLINUXINO=y
CONFIG_SPL_SERIAL_SUPPORT=y
CONFIG_SPL=y
+CONFIG_DEFAULT_DEVICE_TREE="imx23-olinuxino"
CONFIG_BOOTDELAY=3
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
@@ -24,6 +25,7 @@ CONFIG_CMD_DHCP=y
CONFIG_CMD_CACHE=y
CONFIG_CMD_EXT2=y
CONFIG_CMD_FAT=y
+CONFIG_OF_CONTROL=y
CONFIG_ENV_OVERWRITE=y
CONFIG_ENV_IS_IN_MMC=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
@@ -44,4 +46,3 @@ CONFIG_USB_EHCI_HCD=y
CONFIG_USB_STORAGE=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_SMSC95XX=y
-CONFIG_OF_LIBFDT=y
Add the dts file for the Olimex Olinuxino from the linux kernel, and enable its use in this machine's defconfig. Signed-off-by: Trevor Woerner <twoerner@gmail.com> --- Changes in v2: - none --- arch/arm/dts/Makefile | 3 + arch/arm/dts/imx23-olinuxino.dts | 131 +++++++++++++++++++++++++++++++ configs/mx23_olinuxino_defconfig | 3 +- 3 files changed, 136 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/imx23-olinuxino.dts