summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/at91-ariag25.dts
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot/dts/at91-ariag25.dts')
-rw-r--r--arch/arm/boot/dts/at91-ariag25.dts183
1 files changed, 183 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-ariag25.dts b/arch/arm/boot/dts/at91-ariag25.dts
new file mode 100644
index 000000000..713d18f80
--- /dev/null
+++ b/arch/arm/boot/dts/at91-ariag25.dts
@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * at91-ariag25.dts - Device Tree file for Acme Systems Aria G25 (AT91SAM9G25 based)
+ *
+ * Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com>,
+ * Robert Nelson <robertcnelson@gmail.com>
+ */
+/dts-v1/;
+#include "at91sam9g25.dtsi"
+
+/ {
+ model = "Acme Systems Aria G25";
+ compatible = "acme,ariag25", "atmel,at91sam9x5ek",
+ "atmel,at91sam9x5", "atmel,at91sam9";
+
+ aliases {
+ serial5 = &uart0;
+ serial6 = &uart1;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";
+ };
+
+ memory@20000000 {
+ /* 128 MB, change this for 256 MB revision */
+ reg = <0x20000000 0x8000000>;
+ };
+
+ clocks {
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <12000000>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ /* little green LED in middle of Aria G25 module */
+ aria_led {
+ label = "aria_led";
+ gpios = <&pioB 8 GPIO_ACTIVE_HIGH>; /* PB8 */
+ linux,default-trigger = "heartbeat";
+ };
+
+ };
+
+ onewire {
+ compatible = "w1-gpio";
+ gpios = <&pioA 21 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_w1_0>;
+ };
+};
+
+&adc0 {
+ status = "okay";
+ atmel,adc-channels-used = <0xf>;
+};
+
+&dbgu {
+ status = "okay";
+};
+
+&i2c0 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+};
+
+/* TWD2+TCLK2 hidden behind ethernet, so no i2c2 */
+
+&macb0 {
+ phy-mode = "rmii";
+ /*
+ * following can be overwritten by bootloader:
+ * for example u-boot 'ftd set' command
+ */
+ local-mac-address = [00 00 00 00 00 00];
+ status = "okay";
+};
+
+
+&mmc0 {
+ /* N.B. Aria has no SD card detect (CD), assumed present */
+
+ pinctrl-0 = <
+ &pinctrl_mmc0_slot0_clk_cmd_dat0
+ &pinctrl_mmc0_slot0_dat1_3>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ };
+};
+
+&pinctrl {
+ w1_0 {
+ pinctrl_w1_0: w1_0-0 {
+ atmel,pins = <0 21 0x0 0x1>; /* PA21 PIO, pull-up */
+ };
+ };
+};
+
+&rtc {
+ status = "okay";
+};
+
+&tcb0 {
+ timer@0 {
+ compatible = "atmel,tcb-timer";
+ reg = <0>;
+ };
+
+ timer@1 {
+ compatible = "atmel,tcb-timer";
+ reg = <1>;
+ };
+};
+
+/*
+ * UART0/1 pins are marked as GPIO on
+ * Aria documentation.
+ * Change to "okay" if you need additional serial ports
+ */
+&uart0 {
+ status = "disabled";
+};
+
+&uart1 {
+ status = "disabled";
+};
+
+&usart0 {
+ pinctrl-0 = <&pinctrl_usart0
+ &pinctrl_usart0_rts
+ &pinctrl_usart0_cts>;
+ status = "okay";
+};
+
+&usart1 {
+ pinctrl-0 = <&pinctrl_usart1
+ /* &pinctrl_usart1_rts */
+ /* &pinctrl_usart1_cts */
+ >;
+ status = "okay";
+};
+
+&usart2 {
+ /* cannot activate RTS2+CTS2, clash with
+ * ethernet on PB0 and PB1 */
+ pinctrl-0 = <&pinctrl_usart2>;
+ status = "okay";
+};
+
+&usart3 {
+ compatible = "atmel,at91sam9260-usart";
+ reg = <0xf8028000 0x200>;
+ interrupts = <8 4 5>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usart3
+ /* &pinctrl_usart3_rts */
+ /* &pinctrl_usart3_cts */
+ >;
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+ num-ports = <3>;
+};
+
+&usb1 {
+ status = "okay";
+};