From: Douglas Gilbert <dgilb...@interlog.com>
Signed-off-by: Douglas Gilbert <dgilb...@interlog.com>
Signed-off-by: Nicolas Ferre <nicolas.fe...@atmel.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/at91-foxg20.dts | 166 ++++++++++++++++++++++++++++++++++++++
2 files changed, 167 insertions(+)
create mode 100644 arch/arm/boot/dts/at91-foxg20.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index b07f162..914fe65 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -16,6 +16,7 @@ dtb-$(CONFIG_ARCH_AT91) += at91sam9263ek.dtb
dtb-$(CONFIG_ARCH_AT91) += tny_a9263.dtb
dtb-$(CONFIG_ARCH_AT91) += usb_a9263.dtb
# sam9g20
+dtb-$(CONFIG_ARCH_AT91) += at91-foxg20.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek.dtb
dtb-$(CONFIG_ARCH_AT91) += at91sam9g20ek_2mmc.dtb
dtb-$(CONFIG_ARCH_AT91) += kizbox.dtb
diff --git a/arch/arm/boot/dts/at91-foxg20.dts
b/arch/arm/boot/dts/at91-foxg20.dts
new file mode 100644
index 0000000..7d24ef7
--- /dev/null
+++ b/arch/arm/boot/dts/at91-foxg20.dts
@@ -0,0 +1,166 @@
+/*
+ * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board
+ *
+ * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC)
+ *
+ * Copyright (C) 2013 Douglas Gilbert <dgilb...@interlog.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+/dts-v1/;
+/include/ "at91sam9g20.dtsi"
+
+/ {
+ model = "Acme Systems FoxG20";
+ compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9";
+
+ chosen {
+ bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw
rootwait";
+ };
+
+ memory {
+ reg = <0x20000000 0x4000000>;
+ };
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ main_clock: clock@0 {
+ compatible = "atmel,osc", "fixed-clock";
+ clock-frequency = <18432000>;
+ };
+ };
+
+ ahb {
+ apb {
+ usb1: gadget@fffa4000 {
+ atmel,vbus-gpio = <&pioC 6 0>;
+ status = "okay";
+ };
+
+ mmc0: mmc@fffa8000 {
+ pinctrl-0 = <
+ &pinctrl_mmc0_clk
+ &pinctrl_mmc0_slot1_cmd_dat0
+ &pinctrl_mmc0_slot1_dat1_3>;
+ status = "okay";
+ slot@1 {
+ reg = <1>;
+ bus-width = <4>;
+ };
+ };
+
+ usart0: serial@fffb0000 {
+ pinctrl-0 =
+ <&pinctrl_usart0
+ &pinctrl_usart0_rts
+ &pinctrl_usart0_cts
+ >;
+ status = "okay";
+ };
+
+ usart1: serial@fffb4000 {
+ status = "okay";
+ };
+
+ usart2: serial@fffb8000 {
+ status = "okay";
+ };
+
+ macb0: ethernet@fffc4000 {
+ phy-mode = "rmii";
+ status = "okay";
+ };
+
+ spi0: spi@fffc8000 {
+ cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
+ mtd_dataflash@0 {
+ compatible = "atmel,at45",
"atmel,dataflash";
+ spi-max-frequency = <50000000>;
+ reg = <1>;
+ };
+ status = "disabled";
+ };
+
+ usart3: serial@fffd0000 {
+ status = "okay";
+ };
+
+ uart0: serial@fffd4000 {
+ status = "okay";
+ };
+
+ uart1: serial@fffd8000 {
+ status = "okay";
+ };
+
+ dbgu: serial@fffff200 {
+ status = "okay";
+ };
+
+ pinctrl@fffff400 {
+ board {
+ pinctrl_pck0_as_mck: pck0_as_mck {
+ atmel,pins =
+ <2 1 0x2 0x0>; /* PC1
periph B */
+ };
+ };
+
+ mmc0_slot1 {
+ pinctrl_board_mmc0_slot1:
mmc0_slot1-board {
+ atmel,pins =
+ <2 9 0x0 0x5>; /* PC9
gpio CD pin pull up and deglitch */
+ };
+ };
+
+ i2c0 {
+ pinctrl_i2c0: i2c0-0 {
+ atmel,pins =
+ <0 23 0x1 0x2 /* TWD
(SDA) PA23 periph A, open drain */
+ 0 24 0x1 0x2>; /* TWCK
(SCL) PA24 periph A, open drain */
+ };
+ };
+ };
+
+ watchdog@fffffd40 {
+ status = "okay";
+ };
+ };
+
+ usb0: ohci@00500000 {
+ num-ports = <2>;
+ status = "okay";
+ };
+ };
+
+ i2c@0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c0>;
+ i2c-gpio,delay-us = <5>; /* ~85 kHz */
+ status = "okay";
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ /* red LED marked "PC7" near mini USB (device) receptacle */
+ user_led {
+ label = "user_led";
+ gpios = <&pioC 7 0>; /* PC7 */
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+ gpio_keys {
+ compatible = "gpio-keys";
+
+ btn {
+ label = "Button";
+ gpios = <&pioC 4 1>;
+ linux,code = <0x103>;
+ gpio-key,wakeup;
+ };
+ };
+};
--
1.8.0
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