1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2
3 /dts-v1/;
4
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/input/linux-event-codes.h>
7 #include <dt-bindings/pinctrl/rockchip.h>
8 #include "rk3566-anbernic-rg353x.dtsi"
9
10 / {
11 model = "Anbernic RG353V";
12 compatible = "anbernic,rg353v", "rockchip,rk3566";
13
14 aliases {
15 mmc0 = &sdhci;
16 mmc1 = &sdmmc0;
17 mmc2 = &sdmmc1;
18 mmc3 = &sdmmc2;
19 };
20
21 battery: battery {
22 compatible = "simple-battery";
23 charge-full-design-microamp-hours = <3151000>;
24 charge-term-current-microamp = <300000>;
25 constant-charge-current-max-microamp = <2000000>;
26 constant-charge-voltage-max-microvolt = <4200000>;
27 factory-internal-resistance-micro-ohms = <117000>;
28 voltage-max-design-microvolt = <4172000>;
29 voltage-min-design-microvolt = <3400000>;
30
31 ocv-capacity-celsius = <20>;
32 ocv-capacity-table-0 = <4172000 100>, <4054000 95>, <3984000 90>, <3926000 85>,
33 <3874000 80>, <3826000 75>, <3783000 70>, <3746000 65>,
34 <3714000 60>, <3683000 55>, <3650000 50>, <3628000 45>,
35 <3612000 40>, <3600000 35>, <3587000 30>, <3571000 25>,
36 <3552000 20>, <3525000 15>, <3492000 10>, <3446000 5>,
37 <3400000 0>;
38 };
39
40 /* Channels reversed for headphones. */
41 sound {
42 compatible = "simple-audio-card";
43 simple-audio-card,name = "rk817_int";
44 simple-audio-card,format = "i2s";
45 simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
46 simple-audio-card,mclk-fs = <256>;
47 simple-audio-card,widgets =
48 "Microphone", "Mic Jack",
49 "Headphone", "Headphones",
50 "Speaker", "Internal Speakers";
51 simple-audio-card,routing =
52 "MICL", "Mic Jack",
53 "Headphones", "HPOL",
54 "Headphones", "HPOR",
55 "Internal Speakers", "SPKO";
56
57 simple-audio-card,codec {
58 sound-dai = <&rk817>;
59 };
60
61 simple-audio-card,cpu {
62 sound-dai = <&i2s1_8ch>;
63 };
64 };
65 };
66
67 &gpio_keys_control {
68 button-r1 {
69 gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>;
70 label = "TR";
71 linux,code = <BTN_TR>;
72 };
73
74 button-r2 {
75 gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_LOW>;
76 label = "TR2";
77 linux,code = <BTN_TR2>;
78 };
79 };
80
81 &i2c2 {
82 pintctrl-names = "default";
83 pinctrl-0 = <&i2c2m1_xfer>;
84 status = "okay";
85
86 touch@1a {
87 compatible = "hynitron,cst340";
88 reg = <0x1a>;
89 interrupt-parent = <&gpio4>;
90 interrupts = <RK_PB1 IRQ_TYPE_EDGE_FALLING>;
91 pinctrl-0 = <&touch_rst>;
92 pinctrl-names = "default";
93 reset-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_LOW>;
94 touchscreen-size-x = <640>;
95 touchscreen-size-y = <480>;
96 };
97 };
98
99 &pinctrl {
100 touch {
101 touch_rst: touch-rst {
102 rockchip,pins =
103 <4 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
104 };
105 };
106 };
107
108 &rk817 {
109 rk817_charger: charger {
110 monitored-battery = <&battery>;
111 rockchip,resistor-sense-micro-ohms = <10000>;
112 rockchip,sleep-enter-current-microamp = <300000>;
113 rockchip,sleep-filter-current-microamp = <100000>;
114 };
115 };
116
117 &sdhci {
118 pinctrl-0 = <&emmc_bus8>, <&emmc_clk>, <&emmc_cmd>, <&emmc_datastrobe>, <&emmc_rstnout>;
119 pinctrl-names = "default";
120 bus-width = <8>;
121 mmc-hs200-1_8v;
122 non-removable;
123 vmmc-supply = <&vcc_3v3>;
124 vqmmc-supply = <&vcc_1v8>;
125 status = "okay";
126 };
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