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authorRodolfo Giometti <giometti@linux.it>2013-11-13 21:20:54 +0400
committerNicolas Ferre <nicolas.ferre@atmel.com>2013-12-09 14:10:11 +0400
commit470e891b06b2971037b38020cb4b9e7e496500e6 (patch)
tree34bae62b4d34603163c56ce38e4653857d936f1c /arch/arm/boot/dts/at91-cosino.dtsi
parent9860c515c1145d578e01ff521e21f358d2ce2996 (diff)
downloadlinux-470e891b06b2971037b38020cb4b9e7e496500e6.tar.xz
ARM: at91: add support for Cosino board series by HCE Engineering
This patch adds the Cosino at91sam9g35 based CPU module and the Cosino Mega 2560 extension board. Web site: http://www.cosino.it Signed-off-by: Rodolfo Giometti <giometti@linux.it> [plagnioj@jcrosoft.com: added "at91-" to files, pinctrl fixed, removed unneeded stuff] Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> [nicolas.ferre@atmel.com: adapted to newer kernel, modified commit message] Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/boot/dts/at91-cosino.dtsi')
-rw-r--r--arch/arm/boot/dts/at91-cosino.dtsi122
1 files changed, 122 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-cosino.dtsi b/arch/arm/boot/dts/at91-cosino.dtsi
new file mode 100644
index 000000000000..2093c4d7cd6a
--- /dev/null
+++ b/arch/arm/boot/dts/at91-cosino.dtsi
@@ -0,0 +1,122 @@
+/*
+ * at91-cosino.dtsi - Device Tree file for Cosino core module
+ *
+ * Copyright (C) 2013 - Rodolfo Giometti <giometti@linux.it>
+ * HCE Engineering
+ *
+ * Derived from at91sam9x5ek.dtsi by:
+ * Copyright (C) 2012 Atmel,
+ * 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include "at91sam9g35.dtsi"
+
+/ {
+ model = "HCE Cosino core module";
+ compatible = "hce,cosino", "atmel,at91sam9x5", "atmel,at91sam9";
+
+ chosen {
+ bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait";
+ };
+
+ memory {
+ 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 {
+ pinctrl-0 = <
+ &pinctrl_board_mmc0
+ &pinctrl_mmc0_slot0_clk_cmd_dat0
+ &pinctrl_mmc0_slot0_dat1_3>;
+ status = "okay";
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ cd-gpios = <&pioD 15 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ dbgu: serial@fffff200 {
+ status = "okay";
+ };
+
+ usart0: serial@f801c000 {
+ status = "okay";
+ };
+
+ i2c0: i2c@f8010000 {
+ status = "okay";
+ };
+
+ adc0: adc@f804c000 {
+ atmel,adc-clock-rate = <1000000>;
+ atmel,adc-ts-wires = <4>;
+ atmel,adc-ts-pressure-threshold = <10000>;
+ status = "okay";
+ };
+
+ pinctrl@fffff400 {
+ mmc0 {
+ pinctrl_board_mmc0: mmc0-board {
+ atmel,pins =
+ <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PD15 gpio CD pin pull up and deglitch */
+ };
+ };
+ };
+
+ watchdog@fffffe40 {
+ status = "okay";
+ };
+ };
+
+ nand0: nand@40000000 {
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ atmel,has-pmecc; /* Enable PMECC */
+ atmel,pmecc-cap = <4>;
+ atmel,pmecc-sector-size = <512>;
+ nand-on-flash-bbt;
+ status = "okay";
+
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x40000>;
+ };
+
+ uboot@40000 {
+ label = "u-boot";
+ reg = <0x40000 0x80000>;
+ };
+
+ ubootenv@c0000 {
+ label = "U-Boot Env";
+ reg = <0xc0000 0x140000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x600000>;
+ };
+
+ rootfs@800000 {
+ label = "rootfs";
+ reg = <0x800000 0x0f800000>;
+ };
+ };
+ };
+};