ARM: at91: Add DT description files for AT91SAM9N12-EK

Added AT91SAM9N12 SoC DT file, as well as the board definition
.dts file for AT91SAM9N12-EK.

Signed-off-by: Hong Xu <hong.xu@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
new file mode 100644 (file)
index 0000000..cb84de7
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -0,0 +1,221 @@
+/*
+ * at91sam9n12.dtsi - Device Tree include file for AT91SAM9N12 SoC
+ *
+ *  Copyright (C) 2012 Atmel,
+ *                2012 Hong Xu <hong.xu@atmel.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+/include/ "skeleton.dtsi"
+
+/ {
+       model = "Atmel AT91SAM9N12 SoC";
+       compatible = "atmel,at91sam9n12";
+       interrupt-parent = <&aic>;
+
+       aliases {
+               serial0 = &dbgu;
+               serial1 = &usart0;
+               serial2 = &usart1;
+               serial3 = &usart2;
+               serial4 = &usart3;
+               gpio0 = &pioA;
+               gpio1 = &pioB;
+               gpio2 = &pioC;
+               gpio3 = &pioD;
+               tcb0 = &tcb0;
+               tcb1 = &tcb1;
+       };
+       cpus {
+               cpu@0 {
+                       compatible = "arm,arm926ejs";
+               };
+       };
+
+       memory {
+               reg = <0x20000000 0x10000000>;
+       };
+
+       ahb {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               apb {
+                       compatible = "simple-bus";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       aic: interrupt-controller@fffff000 {
+                               #interrupt-cells = <2>;
+                               compatible = "atmel,at91rm9200-aic";
+                               interrupt-controller;
+                               reg = <0xfffff000 0x200>;
+                       };
+
+                       ramc0: ramc@ffffe800 {
+                               compatible = "atmel,at91sam9g45-ddramc";
+                               reg = <0xffffe800 0x200>;
+                       };
+
+                       pmc: pmc@fffffc00 {
+                               compatible = "atmel,at91rm9200-pmc";
+                               reg = <0xfffffc00 0x100>;
+                       };
+
+                       rstc@fffffe00 {
+                               compatible = "atmel,at91sam9g45-rstc";
+                               reg = <0xfffffe00 0x10>;
+                       };
+
+                       pit: timer@fffffe30 {
+                               compatible = "atmel,at91sam9260-pit";
+                               reg = <0xfffffe30 0xf>;
+                               interrupts = <1 4>;
+                       };
+
+                       shdwc@fffffe10 {
+                               compatible = "atmel,at91sam9x5-shdwc";
+                               reg = <0xfffffe10 0x10>;
+                       };
+
+                       tcb0: timer@f8008000 {
+                               compatible = "atmel,at91sam9x5-tcb";
+                               reg = <0xf8008000 0x100>;
+                               interrupts = <17 4>;
+                       };
+
+                       tcb1: timer@f800c000 {
+                               compatible = "atmel,at91sam9x5-tcb";
+                               reg = <0xf800c000 0x100>;
+                               interrupts = <17 4>;
+                       };
+
+                       dma: dma-controller@ffffec00 {
+                               compatible = "atmel,at91sam9g45-dma";
+                               reg = <0xffffec00 0x200>;
+                               interrupts = <20 4>;
+                       };
+
+                       pioA: gpio@fffff400 {
+                               compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
+                               reg = <0xfffff400 0x100>;
+                               interrupts = <2 4>;
+                               #gpio-cells = <2>;
+                               gpio-controller;
+                               interrupt-controller;
+                       };
+
+                       pioB: gpio@fffff600 {
+                               compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
+                               reg = <0xfffff600 0x100>;
+                               interrupts = <2 4>;
+                               #gpio-cells = <2>;
+                               gpio-controller;
+                               interrupt-controller;
+                       };
+
+                       pioC: gpio@fffff800 {
+                               compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
+                               reg = <0xfffff800 0x100>;
+                               interrupts = <3 4>;
+                               #gpio-cells = <2>;
+                               gpio-controller;
+                               interrupt-controller;
+                       };
+
+                       pioD: gpio@fffffa00 {
+                               compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
+                               reg = <0xfffffa00 0x100>;
+                               interrupts = <3 4>;
+                               #gpio-cells = <2>;
+                               gpio-controller;
+                               interrupt-controller;
+                       };
+
+                       dbgu: serial@fffff200 {
+                               compatible = "atmel,at91sam9260-usart";
+                               reg = <0xfffff200 0x200>;
+                               interrupts = <1 4>;
+                               status = "disabled";
+                       };
+
+                       usart0: serial@f801c000 {
+                               compatible = "atmel,at91sam9260-usart";
+                               reg = <0xf801c000 0x4000>;
+                               interrupts = <5 4>;
+                               atmel,use-dma-rx;
+                               atmel,use-dma-tx;
+                               status = "disabled";
+                       };
+
+                       usart1: serial@f8020000 {
+                               compatible = "atmel,at91sam9260-usart";
+                               reg = <0xf8020000 0x4000>;
+                               interrupts = <6 4>;
+                               atmel,use-dma-rx;
+                               atmel,use-dma-tx;
+                               status = "disabled";
+                       };
+
+                       usart2: serial@f8024000 {
+                               compatible = "atmel,at91sam9260-usart";
+                               reg = <0xf8024000 0x4000>;
+                               interrupts = <7 4>;
+                               atmel,use-dma-rx;
+                               atmel,use-dma-tx;
+                               status = "disabled";
+                       };
+
+                       usart3: serial@f8028000 {
+                               compatible = "atmel,at91sam9260-usart";
+                               reg = <0xf8028000 0x4000>;
+                               interrupts = <8 4>;
+                               atmel,use-dma-rx;
+                               atmel,use-dma-tx;
+                               status = "disabled";
+                       };
+               };
+
+               nand0: nand@40000000 {
+                       compatible = "atmel,at91rm9200-nand";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       reg = < 0x40000000 0x10000000
+                               0xffffe000 0x00000600
+                               0xffffe600 0x00000200
+                               0x00100000 0x00100000
+                              >;
+                       atmel,nand-addr-offset = <21>;
+                       atmel,nand-cmd-offset = <22>;
+                       gpios = <&pioD 5 0
+                                &pioD 4 0
+                                0
+                               >;
+                       status = "disabled";
+               };
+
+               usb0: ohci@00500000 {
+                       compatible = "atmel,at91rm9200-ohci", "usb-ohci";
+                       reg = <0x00500000 0x00100000>;
+                       interrupts = <22 4>;
+                       status = "disabled";
+               };
+       };
+
+       i2c@0 {
+               compatible = "i2c-gpio";
+               gpios = <&pioA 30 0 /* sda */
+                        &pioA 31 0 /* scl */
+                       >;
+               i2c-gpio,sda-open-drain;
+               i2c-gpio,scl-open-drain;
+               i2c-gpio,delay-us = <2>;        /* ~100 kHz */
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "disabled";
+       };
+};

diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts
new file mode 100644 (file)
index 0000000..f4e43e3
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9n12ek.dts
@@ -0,0 +1,84 @@
+/*
+ * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
+ *
+ *  Copyright (C) 2012 Atmel,
+ *                2012 Hong Xu <hong.xu@atmel.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+/dts-v1/;
+/include/ "at91sam9n12.dtsi"
+
+/ {
+       model = "Atmel AT91SAM9N12-EK";
+       compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
+
+       chosen {
+               bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
+       };
+
+       memory {
+               reg = <0x20000000 0x10000000>;
+       };
+
+       clocks {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               main_clock: clock@0 {
+                       compatible = "atmel,osc", "fixed-clock";
+                       clock-frequency = <16000000>;
+               };
+       };
+
+       ahb {
+               apb {
+                       dbgu: serial@fffff200 {
+                               status = "okay";
+                       };
+               };
+
+               nand0: nand@40000000 {
+                       nand-bus-width = <8>;
+                       nand-ecc-mode = "soft";
+                       nand-on-flash-bbt;
+                       status = "okay";
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               d8 {
+                       label = "d8";
+                       gpios = <&pioB 4 1>;
+                       linux,default-trigger = "mmc0";
+               };
+
+               d9 {
+                       label = "d6";
+                       gpios = <&pioB 5 1>;
+                       linux,default-trigger = "nand-disk";
+               };
+
+               d10 {
+                       label = "d7";
+                       gpios = <&pioB 6 0>;
+                       linux,default-trigger = "heartbeat";
+               };
+       };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               enter {
+                       label = "Enter";
+                       gpios = <&pioB 4 1>;
+                       linux,code = <28>;
+                       gpio-key,wakeup;
+               };
+       };
+};