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 RG353P"; 12 compatible = "anbernic,rg353p", "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 = <3472000>; 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 both headphones and speakers. */ 41 sound { 42 compatible = "simple-audio-card"; 43 simple-audio-card,name = "rk817_ext"; 44 simple-audio-card,aux-devs = <&spk_amp>; 45 simple-audio-card,format = "i2s"; 46 simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>; 47 simple-audio-card,mclk-fs = <256>; 48 simple-audio-card,widgets = 49 "Microphone", "Mic Jack", 50 "Headphone", "Headphones", 51 "Speaker", "Internal Speakers"; 52 simple-audio-card,routing = 53 "MICL", "Mic Jack", 54 "Headphones", "HPOL", 55 "Headphones", "HPOR", 56 "Internal Speakers", "Speaker Amp OUTL", 57 "Internal Speakers", "Speaker Amp OUTR", 58 "Speaker Amp INL", "HPOL", 59 "Speaker Amp INR", "HPOR"; 60 simple-audio-card,pin-switches = "Internal Speakers"; 61 62 simple-audio-card,codec { 63 sound-dai = <&rk817>; 64 }; 65 66 simple-audio-card,cpu { 67 sound-dai = <&i2s1_8ch>; 68 }; 69 }; 70 71 spk_amp: audio-amplifier { 72 compatible = "simple-audio-amplifier"; 73 enable-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_HIGH>; 74 pinctrl-0 = <&spk_amp_enable_h>; 75 pinctrl-names = "default"; 76 sound-name-prefix = "Speaker Amp"; 77 }; 78}; 79 80&gpio_keys_control { 81 button-r1 { 82 gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_LOW>; 83 label = "TR"; 84 linux,code = <BTN_TR>; 85 }; 86 87 button-r2 { 88 gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>; 89 label = "TR2"; 90 linux,code = <BTN_TR2>; 91 }; 92}; 93 94&i2c2 { 95 pinctrl-names = "default"; 96 pinctrl-0 = <&i2c2m1_xfer>; 97 status = "okay"; 98 99 touch@1a { 100 compatible = "hynitron,cst340"; 101 reg = <0x1a>; 102 interrupt-parent = <&gpio4>; 103 interrupts = <RK_PB1 IRQ_TYPE_EDGE_FALLING>; 104 pinctrl-0 = <&touch_rst>; 105 pinctrl-names = "default"; 106 reset-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_LOW>; 107 touchscreen-size-x = <640>; 108 touchscreen-size-y = <480>; 109 }; 110}; 111 112&pinctrl { 113 audio-amplifier { 114 spk_amp_enable_h: spk-amp-enable-h { 115 rockchip,pins = 116 <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; 117 }; 118 }; 119 120 touch { 121 touch_rst: touch-rst { 122 rockchip,pins = 123 <4 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>; 124 }; 125 }; 126}; 127 128&rk817 { 129 rk817_charger: charger { 130 monitored-battery = <&battery>; 131 rockchip,resistor-sense-micro-ohms = <10000>; 132 rockchip,sleep-enter-current-microamp = <300000>; 133 rockchip,sleep-filter-current-microamp = <100000>; 134 }; 135}; 136 137&sdhci { 138 pinctrl-0 = <&emmc_bus8>, <&emmc_clk>, <&emmc_cmd>, <&emmc_datastrobe>, <&emmc_rstnout>; 139 pinctrl-names = "default"; 140 bus-width = <8>; 141 mmc-hs200-1_8v; 142 non-removable; 143 vmmc-supply = <&vcc_3v3>; 144 vqmmc-supply = <&vcc_1v8>; 145 status = "okay"; 146}; 147