ARM: at91: dt: sam9rl: Device Tree for the at91sam9rlek

Add a device tree for the at91sam9rl-ek. For now it supports:
 - MMC
 - dbgu
 - usart1
 - watchdog
 - nand
 - leds
 - buttons

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

1 files changed, 151 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts
new file mode 100644
index 000000000000..c3cec5d07648
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9rlek.dts
@@ -0,0 +1,151 @@
+/*
+ * at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board
+ *
+ *  Copyright (C) 2014  Alexandre Belloni <alexandre.belloni@free-electrons.com>
+ *
+ * Licensed under GPLv2 only
+ */
+/dts-v1/;
+#include "at91sam9rl.dtsi"
+
+/ {
+        model = "Atmel at91sam9rlek";
+        compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9";
+
+        chosen {
+                bootargs = "console=ttyS0,115200 rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
+        };
+
+        memory {
+                reg = <0x20000000 0x4000000>;
+        };
+
+        clocks {
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges;
+
+                main_clock: clock {
+                        compatible = "atmel,osc", "fixed-clock";
+                        clock-frequency = <12000000>;
+                };
+        };
+
+        ahb {
+                nand0: nand@40000000 {
+                        nand-bus-width = <8>;
+                        nand-ecc-mode = "soft";
+                        nand-on-flash-bbt = <1>;
+                        status = "okay";
+
+                        at91bootstrap@0 {
+                                label = "at91bootstrap";
+                                reg = <0x0 0x40000>;
+                        };
+
+                        bootloader@40000 {
+                                label = "bootloader";
+                                reg = <0x40000 0x80000>;
+                        };
+
+                        bootloaderenv@c0000 {
+                                label = "bootloader env";
+                                reg = <0xc0000 0xc0000>;
+                        };
+
+                        dtb@180000 {
+                                label = "device tree";
+                                reg = <0x180000 0x80000>;
+                        };
+
+                        kernel@200000 {
+                                label = "kernel";
+                                reg = <0x200000 0x600000>;
+                        };
+
+                        rootfs@800000 {
+                                label = "rootfs";
+                                reg = <0x800000 0x0f800000>;
+                        };
+                };
+
+                apb {
+                        mmc0: mmc@fffa4000 {
+                                pinctrl-0 = <
+                                        &pinctrl_board_mmc0
+                                        &pinctrl_mmc0_clk
+                                        &pinctrl_mmc0_slot0_cmd_dat0
+                                        &pinctrl_mmc0_slot0_dat1_3>;
+                                status = "okay";
+                                slot@0 {
+                                        reg = <0>;
+                                        bus-width = <4>;
+                                        cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
+                                };
+                        };
+
+                        usart0: serial@fffb0000 {
+                                pinctrl-0 = <
+                                        &pinctrl_usart0
+                                        &pinctrl_usart0_rts
+                                        &pinctrl_usart0_cts>;
+                                status = "okay";
+                        };
+
+                        dbgu: serial@fffff200 {
+                                status = "okay";
+                        };
+
+                        pinctrl@fffff400 {
+                                mmc0 {
+                                        pinctrl_board_mmc0: mmc0-board {
+                                                atmel,pins =
+                                                        <AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
+                                        };
+                                };
+                        };
+
+                        watchdog@fffffd40 {
+                                status = "okay";
+                        };
+                };
+        };
+
+        leds {
+                compatible = "gpio-leds";
+
+                ds1 {
+                        label = "ds1";
+                        gpios = <&pioD 15 GPIO_ACTIVE_LOW>;
+                };
+
+                ds2 {
+                        label = "ds2";
+                        gpios = <&pioD 16 GPIO_ACTIVE_LOW>;
+                };
+
+                ds3 {
+                        label = "ds3";
+                        gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
+                        linux,default-trigger = "heartbeat";
+                };
+        };
+
+        gpio_keys {
+                compatible = "gpio-keys";
+
+                right_click {
+                        label = "right_click";
+                        gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
+                        linux,code = <273>;
+                        gpio-key,wakeup;
+                };
+
+                left_click {
+                        label = "left_click";
+                        gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
+                        linux,code = <272>;
+                        gpio-key,wakeup;
+                };
+        };
+};