dts/exynos/exynos850-e850-96.dts

1 // SPDX-License-Identifier: GPL-2.0
3  * WinLink E850-96 board device tree source
8  * Device tree source file for WinLink's E850-96 board which is based on
12 /dts-v1/;
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/input.h>
17 #include <dt-bindings/leds/common.h>
20 	model = "WinLink E850-96 board";
21 	compatible = "winlink,e850-96", "samsung,exynos850";
29 		stdout-path = &serial_0;
34 	 *   - 2 GiB at 0x80000000
35 	 *   - 2 GiB at 0x880000000
46 	gpio-keys {
47 		compatible = "gpio-keys";
48 		pinctrl-names = "default";
49 		pinctrl-0 = <&key_voldown_pins &key_volup_pins>;
51 		volume-down-key {
57 		volume-up-key {
65 		compatible = "gpio-leds";
68 		user_led1: led-1 {
73 			linux,default-trigger = "heartbeat";
77 		user_led2: led-2 {
81 			linux,default-trigger = "mmc0";
85 		user_led3: led-3 {
90 			linux,default-trigger = "mmc2";
94 		wlan_active_led: led-4 {
99 			linux,default-trigger = "phy0tx";
100 			default-state = "off";
104 		bt_active_led: led-5 {
109 			linux,default-trigger = "hci0-power";
110 			default-state = "off";
120 	rtcclk: clock-rtcclk {
121 		compatible = "fixed-clock";
122 		clock-output-names = "rtcclk";
123 		#clock-cells = <0>;
124 		clock-frequency = <32768>;
133 	clock-names = "oscclk", "rtcclk", "dout_hsi_bus",
139 	mmc-hs200-1_8v;
140 	mmc-hs400-1_8v;
141 	cap-mmc-highspeed;
142 	non-removable;
143 	mmc-hs400-enhanced-strobe;
144 	card-detect-delay = <200>;
145 	clock-frequency = <800000000>;
146 	bus-width = <8>;
147 	samsung,dw-mshc-ciu-div = <3>;
148 	samsung,dw-mshc-sdr-timing = <0 4>;
149 	samsung,dw-mshc-ddr-timing = <2 4>;
150 	samsung,dw-mshc-hs400-timing = <0 2>;
152 	pinctrl-names = "default";
153 	pinctrl-0 = <&sd0_clk_pins &sd0_cmd_pins &sd0_rdqs_pins &sd0_nreset_pins
158 	clock-frequency = <26000000>;
162 	key_voldown_pins: key-voldown-pins {
163 		samsung,pins = "gpa1-0";
164 		samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
165 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
166 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
169 	key_volup_pins: key-volup-pins {
170 		samsung,pins = "gpa0-7";
171 		samsung,pin-function = <EXYNOS_PIN_FUNC_EINT>;
172 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
173 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
180 	clock-names = "rtc", "rtc_src";
185 	pinctrl-names = "default";
186 	pinctrl-0 = <&uart1_pins>;
190 	samsung,clkreq-on; /* needed for UART mode */