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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2014-04-15 13:07:43 +0200
committerNicolas Ferre <nicolas.ferre@atmel.com>2014-04-18 16:17:27 +0200
commit3d293138f6793a87594be2d74191b6645421bc65 (patch)
tree6667c6656cd8f420875d9984dea22e4d8e4bb71f /arch/arm/boot/dts/at91sam9rlek.dts
parentARM: at91/dt: sam9rl: add lcd, adc, usb gadget and pwm support (diff)
downloadlinux-3d293138f6793a87594be2d74191b6645421bc65.tar.xz
linux-3d293138f6793a87594be2d74191b6645421bc65.zip
ARM: at91/dt: add peripherals to the at91sam9rlek board
This adds support for: - SPI - Dataflash - LCD - i2c - ADC - Touchscreen - USB gadget - PWM Also it switches the ds1 and ds2 leds to PWM control. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/boot/dts/at91sam9rlek.dts')
-rw-r--r--arch/arm/boot/dts/at91sam9rlek.dts90
1 files changed, 86 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/at91sam9rlek.dts b/arch/arm/boot/dts/at91sam9rlek.dts
index cddb37825fad..f148fa4b3ab9 100644
--- a/arch/arm/boot/dts/at91sam9rlek.dts
+++ b/arch/arm/boot/dts/at91sam9rlek.dts
@@ -32,6 +32,37 @@
};
ahb {
+ fb0: fb@00500000 {
+ display = <&display0>;
+ status = "okay";
+
+ display0: display {
+ bits-per-pixel = <16>;
+ atmel,lcdcon-backlight;
+ atmel,dmacon = <0x1>;
+ atmel,lcdcon2 = <0x80008002>;
+ atmel,guard-time = <1>;
+ atmel,lcd-wiring-mode = "RGB";
+
+ display-timings {
+ native-mode = <&timing0>;
+ timing0: timing0 {
+ clock-frequency = <4965000>;
+ hactive = <240>;
+ vactive = <320>;
+ hback-porch = <1>;
+ hfront-porch = <33>;
+ vback-porch = <1>;
+ vfront-porch = <0>;
+ hsync-len = <5>;
+ vsync-len = <1>;
+ hsync-active = <1>;
+ vsync-active = <1>;
+ };
+ };
+ };
+ };
+
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
@@ -92,6 +123,43 @@
status = "okay";
};
+ adc0: adc@fffd0000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <
+ &pinctrl_adc0_ad0
+ &pinctrl_adc0_ad1
+ &pinctrl_adc0_ad2
+ &pinctrl_adc0_ad3
+ &pinctrl_adc0_ad4
+ &pinctrl_adc0_ad5
+ &pinctrl_adc0_adtrg>;
+ atmel,adc-ts-wires = <4>;
+ status = "okay";
+ };
+
+ usb0: gadget@fffd4000 {
+ atmel,vbus-gpio = <&pioA 8 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+
+ spi0: spi@fffcc000 {
+ status = "okay";
+ cs-gpios = <&pioA 28 0>, <0>, <0>, <0>;
+ mtd_dataflash@0 {
+ compatible = "atmel,at45", "atmel,dataflash";
+ spi-max-frequency = <15000000>;
+ reg = <0>;
+ };
+ };
+
+ pwm0: pwm@fffc8000 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm0_pwm1_2>,
+ <&pinctrl_pwm0_pwm2_2>;
+ };
+
dbgu: serial@fffff200 {
status = "okay";
};
@@ -117,18 +185,24 @@
};
};
- leds {
- compatible = "gpio-leds";
+ pwmleds {
+ compatible = "pwm-leds";
ds1 {
label = "ds1";
- gpios = <&pioD 15 GPIO_ACTIVE_LOW>;
+ pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
+ max-brightness = <255>;
};
ds2 {
label = "ds2";
- gpios = <&pioD 16 GPIO_ACTIVE_LOW>;
+ pwms = <&pwm0 2 5000 PWM_POLARITY_INVERTED>;
+ max-brightness = <255>;
};
+ };
+
+ leds {
+ compatible = "gpio-leds";
ds3 {
label = "ds3";
@@ -154,4 +228,12 @@
gpio-key,wakeup;
};
};
+
+ i2c@0 {
+ status = "okay";
+ };
+
+ i2c@1 {
+ status = "okay";
+ };
};