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>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6d1e43d461871abdb0c94234da68ce21e67492b1..ce58477cfa3338138a23daf78153de485ad109e3 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -29,6 +29,8 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9m10g45ek.dtb
 dtb-$(CONFIG_ARCH_AT91) += pm9g45.dtb
 # sam9n12
 dtb-$(CONFIG_ARCH_AT91) += at91sam9n12ek.dtb
+# sam9rl
+dtb-$(CONFIG_ARCH_AT91) += at91sam9rlek.dtb
 # sam9x5
 dtb-$(CONFIG_ARCH_AT91) += at91-ariag25.dtb
 dtb-$(CONFIG_ARCH_AT91) += at91-cosino_mega2560.dtb

diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts
new file mode 100644 (file)
index 0000000..c3cec5d
--- /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;
+               };
+       };
+};