ARM: at91: add Acme Systems Aria G25 board

Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

1 files changed, 171 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 000000000000..c7aebba4e8e7
--- /dev/null
+++ b/arch/arm/boot/dts/at91-ariag25.dts
@@ -0,0 +1,171 @@
+/*
+ * 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>
+ *
+ * Licensed under GPLv2 or later.
+ */
+/dts-v1/;
+/include/ "at91sam9g25.dtsi"
+
+/ {
+        model = "Acme Systems Aria G25";
+        compatible = "acme,ariag25", "atmel,at91sam9x5ek",
+                     "atmel,at91sam9x5", "atmel,at91sam9";
+
+        aliases {
+                serial0 = &dbgu;
+                serial1 = &usart0;
+                serial2 = &usart1;
+                serial3 = &usart2;
+                serial4 = &usart3;
+                serial5 = &uart0;
+        };
+
+        chosen {
+                bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait";
+        };
+
+        memory {
+                /* 128 MB, change this for 256 MB revision */
+                reg = <0x20000000 0x8000000>;
+        };
+
+        clocks {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                main_clock: clock@0 {
+                        compatible = "atmel,osc", "fixed-clock";
+                        clock-frequency = <12000000>;
+                };
+        };
+
+        ahb {
+                apb {
+                        mmc0: mmc@f0008000 {
+                                /* N.B. Aria has no SD card detect (CD), assumed present */
+
+                                pinctrl-0 = <
+                                        &pinctrl_mmc0_slot0_clk_cmd_dat0
+                                        &pinctrl_mmc0_slot0_dat1_3>;
+                                status = "okay";
+                                slot@0 {
+                                        reg = <0>;
+                                        bus-width = <4>;
+                                };
+                        };
+
+                        i2c0: i2c@f8010000 {
+                                status = "okay";
+                        };
+
+                        i2c1: i2c@f8014000 {
+                                status = "okay";
+                        };
+
+                        /* TWD2+TCLK2 hidden behind ethernet, so no i2c2 */
+
+                        usart0: serial@f801c000 {
+                                pinctrl-0 = <&pinctrl_usart0
+                                             &pinctrl_usart0_rts
+                                             &pinctrl_usart0_cts>;
+                                status = "okay";
+                        };
+
+                        usart1: serial@f8020000 {
+                                pinctrl-0 = <&pinctrl_usart1
+                                             /* &pinctrl_usart1_rts */
+                                             /* &pinctrl_usart1_cts */
+                                            >;
+                                status = "okay";
+                        };
+
+                        usart2: serial@f8024000 {
+                                /* cannot activate RTS2+CTS2, clash with
+                                 * ethernet on PB0 and PB1 */
+                                pinctrl-0 = <&pinctrl_usart2>;
+                                status = "okay";
+                        };
+
+                        usart3: serial@f8028000 {
+                                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";
+                        };
+
+                        macb0: ethernet@f802c000 {
+                                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";
+                        };
+
+                        uart0: serial@f8040000 {
+                                compatible = "atmel,at91sam9260-usart";
+                                reg = <0xf8040000 0x200>;
+                                interrupts = <15 4 5>;
+                                pinctrl-names = "default";
+                                pinctrl-0 = <&pinctrl_uart0>;
+                                status = "okay";
+                        };
+
+                        adc0: adc@f804c000 {
+                                status = "okay";
+                                atmel,adc-channels-used = <0xf>;
+                                atmel,adc-num-channels = <4>;
+                        };
+
+                        dbgu: serial@fffff200 {
+                                status = "okay";
+                        };
+
+                        pinctrl@fffff400 {
+                                w1_0 {
+                                        pinctrl_w1_0: w1_0-0 {
+                                                atmel,pins = <0 21 0x0 0x1>; /* PA21 PIO, pull-up */
+                                        };
+                                };
+                        };
+                };
+
+                usb0: ohci@00600000 {
+                        status = "okay";
+                        num-ports = <3>;
+                };
+
+                usb1: ehci@00700000 {
+                        status = "okay";
+                };
+        };
+
+        leds {
+                compatible = "gpio-leds";
+
+                /* little green LED in middle of Aria G25 module */
+                aria_led {
+                        label = "aria_led";
+                        gpios = <&pioB 8 0>; /* PB8 */
+                        linux,default-trigger = "heartbeat";
+                };
+
+        };
+
+        onewire@0 {
+                compatible = "w1-gpio";
+                gpios = <&pioA 21 1>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&pinctrl_w1_0>;
+        };
+};