1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
4 */
5
6/dts-v1/;
7#include "rk3368.dtsi"
8#include <dt-bindings/input/input.h>
9
10/ {
11	model = "Rockchip R88";
12	compatible = "rockchip,r88", "rockchip,rk3368";
13
14	aliases {
15		mmc0 = &sdio0;
16		mmc1 = &emmc;
17	};
18
19	chosen {
20		stdout-path = "serial2:115200n8";
21	};
22
23	memory {
24		device_type = "memory";
25		reg = <0x0 0x0 0x0 0x40000000>;
26	};
27
28	emmc_pwrseq: emmc-pwrseq {
29		compatible = "mmc-pwrseq-emmc";
30		pinctrl-0 = <&emmc_reset>;
31		pinctrl-names = "default";
32		reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
33	};
34
35	keys: gpio-keys {
36		compatible = "gpio-keys";
37		pinctrl-names = "default";
38		pinctrl-0 = <&pwr_key>;
39
40		key-power {
41			wakeup-source;
42			gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
43			label = "GPIO Power";
44			linux,code = <KEY_POWER>;
45		};
46	};
47
48	leds: gpio-leds {
49		compatible = "gpio-leds";
50
51		work_led: led-0 {
52			gpios = <&gpio3 RK_PD5 GPIO_ACTIVE_HIGH>;
53			label = "r88:green:led";
54			pinctrl-names = "default";
55			pinctrl-0 = <&led_ctl>;
56		};
57	};
58
59	ir: ir-receiver {
60		compatible = "gpio-ir-receiver";
61		gpios = <&gpio3 RK_PD6 GPIO_ACTIVE_LOW>;
62		pinctrl-names = "default";
63		pinctrl-0 = <&ir_int>;
64	};
65
66	sdio_pwrseq: sdio-pwrseq {
67		compatible = "mmc-pwrseq-simple";
68		clocks = <&hym8563>;
69		clock-names = "ext_clock";
70		pinctrl-names = "default";
71		pinctrl-0 = <&bt_rst>, <&wifi_reg_on>;
72
73		reset-gpios =
74			/* BT_RST_N */
75			<&gpio3 RK_PA5 GPIO_ACTIVE_LOW>,
76
77			/* WL_REG_ON */
78			<&gpio3 RK_PA4 GPIO_ACTIVE_LOW>;
79	};
80
81	vcc_18: vcc18-regulator {
82		compatible = "regulator-fixed";
83		regulator-name = "vcc_18";
84		regulator-min-microvolt = <1800000>;
85		regulator-max-microvolt = <1800000>;
86		regulator-always-on;
87		regulator-boot-on;
88		vin-supply = <&vcc_sys>;
89	};
90
91	/* supplies both host and otg */
92	vcc_host: vcc-host-regulator {
93		compatible = "regulator-fixed";
94		enable-active-high;
95		gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
96		pinctrl-names = "default";
97		pinctrl-0 = <&host_vbus_drv>;
98		regulator-name = "vcc_host";
99		regulator-always-on;
100		regulator-boot-on;
101		vin-supply = <&vcc_sys>;
102	};
103
104	vcc_io: vcc-io-regulator {
105		compatible = "regulator-fixed";
106		regulator-name = "vcc_io";
107		regulator-min-microvolt = <3300000>;
108		regulator-max-microvolt = <3300000>;
109		regulator-always-on;
110		regulator-boot-on;
111		vin-supply = <&vcc_sys>;
112	};
113
114	vcc_lan: vcc-lan-regulator {
115		compatible = "regulator-fixed";
116		regulator-name = "vcc_lan";
117		regulator-min-microvolt = <3300000>;
118		regulator-max-microvolt = <3300000>;
119		regulator-always-on;
120		regulator-boot-on;
121		vin-supply = <&vcc_io>;
122	};
123
124	vcc_sys: vcc-sys-regulator {
125		compatible = "regulator-fixed";
126		regulator-name = "vcc_sys";
127		regulator-min-microvolt = <5000000>;
128		regulator-max-microvolt = <5000000>;
129		regulator-always-on;
130		regulator-boot-on;
131	};
132
133	vccio_wl: vccio-wl-regulator {
134		compatible = "regulator-fixed";
135		regulator-name = "vccio_wl";
136		regulator-min-microvolt = <3300000>;
137		regulator-max-microvolt = <3300000>;
138		regulator-always-on;
139		regulator-boot-on;
140		vin-supply = <&vcc_io>;
141	};
142
143	vdd_10: vdd-10-regulator {
144		compatible = "regulator-fixed";
145		regulator-name = "vdd_10";
146		regulator-min-microvolt = <1000000>;
147		regulator-max-microvolt = <1000000>;
148		regulator-always-on;
149		regulator-boot-on;
150		vin-supply = <&vcc_sys>;
151	};
152};
153
154&emmc {
155	bus-width = <8>;
156	cap-mmc-highspeed;
157	mmc-pwrseq = <&emmc_pwrseq>;
158	non-removable;
159	pinctrl-names = "default";
160	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
161	status = "okay";
162};
163
164&gmac {
165	phy-supply = <&vcc_lan>;
166	phy-mode = "rmii";
167	clock_in_out = "output";
168	snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
169	snps,reset-active-low;
170	snps,reset-delays-us = <0 10000 1000000>;
171	pinctrl-names = "default";
172	pinctrl-0 = <&rmii_pins>;
173	tx_delay = <0x30>;
174	rx_delay = <0x10>;
175	status = "okay";
176};
177
178&i2c0 {
179	status = "okay";
180
181	vdd_cpu: syr827@40 {
182		compatible = "silergy,syr827";
183		reg = <0x40>;
184		fcs,suspend-voltage-selector = <1>;
185		regulator-name = "vdd_cpu";
186		regulator-enable-ramp-delay = <300>;
187		regulator-min-microvolt = <712500>;
188		regulator-max-microvolt = <1500000>;
189		regulator-ramp-delay = <8000>;
190		regulator-always-on;
191		regulator-boot-on;
192		vin-supply = <&vcc_sys>;
193	};
194
195	hym8563: rtc@51 {
196		compatible = "haoyu,hym8563";
197		reg = <0x51>;
198		#clock-cells = <0>;
199		clock-output-names = "xin32k";
200		/* rtc_int is not connected */
201	};
202};
203
204&io_domains {
205	status = "okay";
206
207	audio-supply = <&vcc_io>;
208	gpio30-supply = <&vcc_io>;
209	gpio1830-supply = <&vcc_io>;
210	wifi-supply = <&vccio_wl>;
211};
212
213&sdio0 {
214	assigned-clocks = <&cru SCLK_SDIO0>;
215	assigned-clock-parents = <&cru PLL_CPLL>;
216	bus-width = <4>;
217	cap-sd-highspeed;
218	cap-sdio-irq;
219	keep-power-in-suspend;
220	mmc-pwrseq = <&sdio_pwrseq>;
221	non-removable;
222	pinctrl-names = "default";
223	pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
224	vmmc-supply = <&vcc_io>;
225	vqmmc-supply = <&vccio_wl>;
226	status = "okay";
227};
228
229&pinctrl {
230	pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
231		bias-disable;
232		drive-strength = <8>;
233	};
234
235	pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
236		bias-pull-up;
237		drive-strength = <8>;
238	};
239
240	emmc {
241		emmc_bus8: emmc-bus8 {
242			rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
243					<1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
244					<1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
245					<1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
246					<1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
247					<1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
248					<1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
249					<1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
250		};
251
252		emmc-clk {
253			rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
254		};
255
256		emmc-cmd {
257			rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
258		};
259
260		emmc_reset: emmc-reset {
261			rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
262		};
263	};
264
265	ir {
266		ir_int: ir-int {
267			rockchip,pins = <3 RK_PD6 RK_FUNC_GPIO &pcfg_pull_up>;
268		};
269	};
270
271	keys {
272		pwr_key: pwr-key {
273			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
274		};
275	};
276
277	leds {
278		stby_pwren: stby-pwren {
279			rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
280		};
281
282		led_ctl: led-ctl {
283			rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
284		};
285	};
286
287	sdio {
288		wifi_reg_on: wifi-reg-on {
289			rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
290		};
291
292		bt_rst: bt-rst {
293			rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
294		};
295	};
296
297	usb {
298		host_vbus_drv: host-vbus-drv {
299			rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
300		};
301	};
302};
303
304&pmu_io_domains {
305	status = "okay";
306
307	pmu-supply = <&vcc_io>;
308	vop-supply = <&vcc_io>;
309};
310
311&saradc {
312	vref-supply = <&vcc_18>;
313	status = "okay";
314};
315
316&tsadc {
317	rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
318	rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
319	status = "okay";
320};
321
322&uart2 {
323	status = "okay";
324};
325
326&usb_host0_ehci {
327	status = "okay";
328};
329
330&usb_otg {
331	dr_mode = "host";
332	status = "okay";
333};
334
335&wdt {
336	status = "okay";
337};
338