98 lines
1.9 KiB
Plaintext
98 lines
1.9 KiB
Plaintext
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
||
|
|
|
||
|
|
#include "ep7211.dtsi"
|
||
|
|
#include <dt-bindings/gpio/gpio.h>
|
||
|
|
|
||
|
|
/ {
|
||
|
|
model = "Cirrus Logic EP7211 Development Board";
|
||
|
|
compatible = "cirrus,edb7211", "cirrus,ep7211", "cirrus,ep7209";
|
||
|
|
|
||
|
|
memory@c0000000 {
|
||
|
|
device_type = "memory";
|
||
|
|
reg = <0xc0000000 0x02000000>;
|
||
|
|
};
|
||
|
|
|
||
|
|
backlight: backlight {
|
||
|
|
compatible = "pwm-backlight";
|
||
|
|
pwms = <&pwm 0>;
|
||
|
|
brightness-levels = <
|
||
|
|
0x0 0x1 0x2 0x3 0x4 0x5 0x6 0x7
|
||
|
|
0x8 0x9 0xa 0xb 0xc 0xd 0xe 0xf
|
||
|
|
>;
|
||
|
|
default-brightness-level = <0x0>;
|
||
|
|
power-supply = <&blen>;
|
||
|
|
};
|
||
|
|
|
||
|
|
display: display {
|
||
|
|
model = "320x240x4";
|
||
|
|
bits-per-pixel = <4>;
|
||
|
|
ac-prescale = <17>;
|
||
|
|
|
||
|
|
display-timings {
|
||
|
|
native-mode = <&timing0>;
|
||
|
|
timing0: 320x240 {
|
||
|
|
hactive = <320>;
|
||
|
|
hback-porch = <0>;
|
||
|
|
hfront-porch = <0>;
|
||
|
|
hsync-len = <0>;
|
||
|
|
vactive = <240>;
|
||
|
|
vback-porch = <0>;
|
||
|
|
vfront-porch = <0>;
|
||
|
|
vsync-len = <0>;
|
||
|
|
clock-frequency = <6500000>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
i2c: i2c {
|
||
|
|
compatible = "i2c-gpio";
|
||
|
|
gpios = <&portd 4 GPIO_ACTIVE_HIGH>,
|
||
|
|
<&portd 5 GPIO_ACTIVE_HIGH>;
|
||
|
|
i2c-gpio,delay-us = <2>;
|
||
|
|
i2c-gpio,scl-output-only;
|
||
|
|
#address-cells = <1>;
|
||
|
|
#size-cells = <0>;
|
||
|
|
};
|
||
|
|
|
||
|
|
lcddc: lcddc {
|
||
|
|
compatible = "regulator-fixed";
|
||
|
|
regulator-name = "BACKLIGHT ENABLE";
|
||
|
|
regulator-min-microvolt = <3300000>;
|
||
|
|
regulator-max-microvolt = <3300000>;
|
||
|
|
gpio = <&portd 1 GPIO_ACTIVE_HIGH>;
|
||
|
|
};
|
||
|
|
|
||
|
|
blen: blen {
|
||
|
|
compatible = "regulator-fixed";
|
||
|
|
regulator-name = "BACKLIGHT ENABLE";
|
||
|
|
regulator-min-microvolt = <3300000>;
|
||
|
|
regulator-max-microvolt = <3300000>;
|
||
|
|
gpio = <&portd 3 GPIO_ACTIVE_HIGH>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
&bus {
|
||
|
|
flash: nor@0 {
|
||
|
|
compatible = "cfi-flash";
|
||
|
|
reg = <0 0x00000000 0x02000000>;
|
||
|
|
bank-width = <2>;
|
||
|
|
#address-cells = <1>;
|
||
|
|
#size-cells = <1>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
&fb {
|
||
|
|
display = <&display>;
|
||
|
|
lcd-supply = <&lcddc>;
|
||
|
|
status = "okay";
|
||
|
|
};
|
||
|
|
|
||
|
|
&portd {
|
||
|
|
lcden {
|
||
|
|
gpio-hog;
|
||
|
|
gpios = <2 GPIO_ACTIVE_HIGH>;
|
||
|
|
output-high;
|
||
|
|
line-name = "LCD ENABLE";
|
||
|
|
};
|
||
|
|
};
|