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Diffstat (limited to 'arch/arm/boot/dts/at91sam9g20ek_common.dtsi')
-rw-r--r--arch/arm/boot/dts/at91sam9g20ek_common.dtsi309
1 files changed, 309 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
new file mode 100644
index 000000000..024af2db6
--- /dev/null
+++ b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
@@ -0,0 +1,309 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
+ *
+ * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ */
+#include "at91sam9g20.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+
+ chosen {
+ bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@20000000 {
+ reg = <0x20000000 0x4000000>;
+ };
+
+ clocks {
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <18432000>;
+ };
+ };
+
+ ahb {
+ apb {
+ pinctrl@fffff400 {
+ board {
+ pinctrl_pck0_as_mck: pck0_as_mck {
+ atmel,pins =
+ <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
+ };
+
+ };
+
+ usb1 {
+ pinctrl_usb1_vbus_gpio: usb1_vbus_gpio {
+ atmel,pins =
+ <AT91_PIOC 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PC5 GPIO */
+ };
+ };
+
+ mmc0_slot1 {
+ pinctrl_board_mmc0_slot1: mmc0_slot1-board {
+ atmel,pins =
+ <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
+ };
+ };
+ };
+
+ dbgu: serial@fffff200 {
+ status = "okay";
+ };
+
+ tcb0: timer@fffa0000 {
+ timer@0 {
+ compatible = "atmel,tcb-timer";
+ reg = <0>, <1>;
+ };
+
+ timer@2 {
+ compatible = "atmel,tcb-timer";
+ reg = <2>;
+ };
+ };
+
+ usart0: serial@fffb0000 {
+ pinctrl-0 =
+ <&pinctrl_usart0
+ &pinctrl_usart0_rts
+ &pinctrl_usart0_cts
+ &pinctrl_usart0_dtr_dsr
+ &pinctrl_usart0_dcd
+ &pinctrl_usart0_ri>;
+ status = "okay";
+ };
+
+ usart1: serial@fffb4000 {
+ status = "okay";
+ };
+
+ macb0: ethernet@fffc4000 {
+ phy-mode = "rmii";
+ status = "okay";
+ };
+
+ usb1: gadget@fffa4000 {
+ pinctrl-0 = <&pinctrl_usb1_vbus_gpio>;
+ pinctrl-names = "default";
+ atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+
+ mmc0: mmc@fffa8000 {
+ pinctrl-0 = <
+ &pinctrl_board_mmc0_slot1
+ &pinctrl_mmc0_clk
+ &pinctrl_mmc0_slot1_cmd_dat0
+ &pinctrl_mmc0_slot1_dat1_3>;
+ pinctrl-names = "default";
+ status = "okay";
+ slot@1 {
+ reg = <1>;
+ bus-width = <4>;
+ cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ ssc0: ssc@fffbc000 {
+ status = "okay";
+ pinctrl-0 = <&pinctrl_ssc0_tx>;
+ };
+
+ spi0: spi@fffc8000 {
+ cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
+ flash@1 {
+ compatible = "atmel,at45", "atmel,dataflash";
+ spi-max-frequency = <50000000>;
+ reg = <1>;
+ };
+ };
+
+ shdwc@fffffd10 {
+ atmel,wakeup-counter = <10>;
+ atmel,wakeup-rtt-timer;
+ };
+
+ rtc@fffffd20 {
+ atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+ status = "okay";
+ };
+
+ watchdog@fffffd40 {
+ status = "okay";
+ };
+
+ gpbr: syscon@fffffd50 {
+ status = "okay";
+ };
+ };
+
+ ebi: ebi@10000000 {
+ status = "okay";
+
+ nand_controller: nand-controller {
+ status = "okay";
+ pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
+ pinctrl-names = "default";
+
+ nand@3 {
+ reg = <0x3 0x0 0x800000>;
+ rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "soft";
+ nand-on-flash-bbt;
+ label = "atmel_nand";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x20000>;
+ };
+
+ barebox@20000 {
+ label = "barebox";
+ reg = <0x20000 0x40000>;
+ };
+
+ bareboxenv@60000 {
+ label = "bareboxenv";
+ reg = <0x60000 0x20000>;
+ };
+
+ bareboxenv2@80000 {
+ label = "bareboxenv2";
+ reg = <0x80000 0x20000>;
+ };
+
+ oftree@80000 {
+ label = "oftree";
+ reg = <0xa0000 0x20000>;
+ };
+
+ kernel@a0000 {
+ label = "kernel";
+ reg = <0xc0000 0x400000>;
+ };
+
+ rootfs@4a0000 {
+ label = "rootfs";
+ reg = <0x4c0000 0x7800000>;
+ };
+
+ data@7ca0000 {
+ label = "data";
+ reg = <0x7cc0000 0x8340000>;
+ };
+ };
+ };
+ };
+ };
+
+ usb0: ohci@500000 {
+ num-ports = <2>;
+ status = "okay";
+ };
+ };
+
+ i2c-gpio-0 {
+ status = "okay";
+
+ 24c512@50 {
+ compatible = "atmel,24c512";
+ reg = <0x50>;
+ vcc-supply = <&reg_3v3>;
+ };
+
+ wm8731: wm8731@1b {
+ compatible = "wm8731";
+ reg = <0x1b>;
+
+ /* PCK0 at 12MHz */
+ clocks = <&pmc PMC_TYPE_SYSTEM 8>;
+ clock-names = "mclk";
+ assigned-clocks = <&pmc PMC_TYPE_SYSTEM 8>;
+ assigned-clock-rates = <12000000>;
+
+ HPVDD-supply = <&vcc_dac>;
+ AVDD-supply = <&vcc_dac>;
+ DCVDD-supply = <&reg_3v3>;
+ DBVDD-supply = <&reg_3v3>;
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ button-3 {
+ label = "Button 3";
+ gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
+ linux,code = <0x103>;
+ wakeup-source;
+ };
+
+ button-4 {
+ label = "Button 4";
+ gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_PROG1>;
+ wakeup-source;
+ };
+ };
+
+ sound {
+ compatible = "atmel,at91sam9g20ek-wm8731-audio";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pck0_as_mck>;
+
+ atmel,model = "wm8731 @ AT91SAMG20EK";
+
+ atmel,audio-routing =
+ "Ext Spk", "LHPOUT",
+ "Int Mic", "MICIN";
+
+ atmel,ssc-controller = <&ssc0>;
+ atmel,audio-codec = <&wm8731>;
+ };
+
+ reg_5v: fixedregulator0 {
+ compatible = "regulator-fixed";
+ regulator-name = "5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ reg_3v3: fixedregulator1 {
+ compatible = "regulator-fixed";
+ regulator-name = "3V3";
+ vin-supply = <&reg_5v>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ reg_1v: fixedregulator2 {
+ compatible = "regulator-fixed";
+ regulator-name = "1V";
+ vin-supply = <&reg_5v>;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1000000>;
+ };
+
+ vcc_dac: fixedregulator3 {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC_DAC";
+ vin-supply = <&reg_3v3>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+};