Ken Van Hoeylandt
d896657bf9
Device migrations: - cyd-4848S040c - guition-jc1060p470ciwy - guition-jc2432w328c - guition-jc3248w535c (known issue with display and touch, Shadowtrance will look into it) - guition-jc8048w550c - heltec-wifi-lora-32-v3 - lilygo-tdeck-max (excluding graphics) - lilygo-tdisplay - lilygo-tdisplay-s3 - lilygo-tdongle-s3 - lilygo-tlora-pager Driver migrations: - Implemented haptic driver interface in kernel - AXS15231b - BQ25896 - BQ27220 - CST328 - CST6xx - DRV2605 - JD9165 - Custom LilyGO driver for T-Lora Pager - SSD1306 - ST7701 - ST7735 - SY6970 - TCA8418 Fixes/improvements: - Boot app: support for multiple power devices, improved UI - lvgl_devices and related code: fixes for mapping - Support for arrays in dts parser
153 lines
4.8 KiB
Devicetree
153 lines
4.8 KiB
Devicetree
/dts-v1/;
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#include <tactility/bindings/root.h>
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#include <tactility/bindings/esp32_ble.h>
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#include <tactility/bindings/esp32_wifi_pinned.h>
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#include <tactility/bindings/esp32_gpio.h>
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#include <tactility/bindings/esp32_i2c_master.h>
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#include <tactility/bindings/esp32_spi.h>
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#include <tactility/bindings/esp32_sdspi.h>
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#include <tactility/bindings/esp32_pwm_ledc.h>
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#include <tactility/bindings/pwm_backlight.h>
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#include <bindings/xl9555.h>
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#include <bindings/cst66xx.h>
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#include <bindings/tca8418.h>
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#include <bindings/sy6970.h>
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#include <bindings/bq27220.h>
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// Reference: https://github.com/Xinyuan-LilyGO/T-Deck-MAX
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// lib/TDeckMaxBoard/src/TDeckMaxBoard.h, docs/pinmap.md
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/ {
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compatible = "root";
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model = "LilyGO T-Deck Max";
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wifi0 {
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compatible = "espressif,esp32-wifi-pinned";
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status = "disabled";
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};
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ble0 {
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compatible = "espressif,esp32-ble";
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};
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gpio0 {
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compatible = "espressif,esp32-gpio";
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gpio-count = <49>;
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};
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i2c0 {
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compatible = "espressif,esp32-i2c-master";
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port = <I2C_NUM_0>;
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clock-frequency = <100000>;
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pin-sda = <&gpio0 13 GPIO_FLAG_NONE>;
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pin-scl = <&gpio0 14 GPIO_FLAG_NONE>;
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xl9555 {
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compatible = "xlsemi,xl9555";
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reg = <0x20>;
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};
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// Vendor docs label this chip "CST328", but the vendor HynTouch driver probes
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// cst66xx first and that is what answers on this board.
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touch {
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compatible = "hynitron,cst66xx";
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reg = <0x1A>;
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x-max = <240>;
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y-max = <320>;
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// Reset routed through the XL9555 IO expander (P07, active low).
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pin-reset = <&xl9555 7 GPIO_FLAG_NONE>;
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};
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// TCA8418 4x10 matrix scanner. Keymaps are written in the vendor's row/column
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// orientation (Xinyuan-LilyGO/T-Deck-MAX examples/factory/peri_keypad.cpp); the
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// TCA8418 columns are wired in reverse of that order, hence reverse-columns.
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// ALT (shift/uppercase) is row 2 col 0; SYM (symbol layer) is row 3 col 8.
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keyboard {
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compatible = "ti,tca8418";
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reg = <0x34>;
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rows = <4>;
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columns = <10>;
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reverse-columns;
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keymap-lc = [
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113 119 101 114 116 121 117 105 111 112 // q w e r t y u i o p
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97 115 100 102 103 104 106 107 108 8 // a s d f g h j k l BACKSPACE
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0 122 120 99 118 98 110 109 36 10 // z x c v b n m $ ENTER
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0 0 0 0 0 11 48 32 0 9 // PREV 0 SPC NEXT
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];
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keymap-uc = [
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81 87 69 82 84 89 85 73 79 80 // Q W E R T Y U I O P
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65 83 68 70 71 72 74 75 76 8 // A S D F G H J K L BACKSPACE
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0 90 88 67 86 66 78 77 36 10 // Z X C V B N M $ ENTER
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0 0 0 0 0 11 48 32 0 9 // PREV 0 SPC NEXT
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];
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keymap-sy = [
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49 50 51 52 53 54 55 56 57 48 // 1 2 3 4 5 6 7 8 9 0
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64 35 43 45 42 47 40 41 95 8 // @ # + - * / ( ) _ BACKSPACE
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0 33 63 59 58 39 34 44 46 10 // ! ? ; : ' " , . ENTER
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0 0 0 0 0 11 48 32 0 9 // PREV 0 SPC NEXT
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];
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shift-row = <2>;
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shift-col = <0>;
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sym-row = <3>;
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sym-col = <8>;
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// Reset routed through the XL9555 IO expander (P11, active low).
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pin-reset = <&xl9555 9 GPIO_FLAG_NONE>;
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};
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// Battery metrics from the BQ27220 fuel gauge; power-off via the SY6970 charger.
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// Newer T-Deck Max revisions ship the SY6970 (0x6A) instead of the older BQ25896
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// (0x6B); this board has the SY6970 (confirmed by I2C scan). The two are
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// register-compatible for everything used here.
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sy6970 {
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compatible = "silergy,sy6970";
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reg = <0x6A>;
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charge-voltage-mv = <4288>;
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charge-current-ma = <1024>;
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};
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bq27220 {
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compatible = "ti,bq27220";
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reg = <0x55>;
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};
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};
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// Keyboard backlight (LED_PWM), GPIO42. The keypress-triggered flash/decay effect
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// from the pre-migration driver isn't reproduced here - kernel drivers don't have a
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// home for that kind of UI policy (same reasoning as the touch driver's dropped bezel
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// keys). Off by default; app code can drive brightness via the generic pwm-backlight
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// API if desired.
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keyboard_backlight_pwm {
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compatible = "espressif,esp32-pwm-ledc";
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pin = <&gpio0 42 GPIO_FLAG_NONE>;
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period-ns = <33333>;
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ledc-timer = <0>;
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ledc-channel = <0>;
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};
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keyboard_backlight {
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compatible = "pwm-backlight";
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status = "disabled";
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pwm = <&keyboard_backlight_pwm>;
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};
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spi0 {
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compatible = "espressif,esp32-spi";
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host = <SPI2_HOST>;
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cs-gpios = <&gpio0 34 GPIO_FLAG_NONE>, // 0: EPD display
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<&gpio0 48 GPIO_FLAG_NONE>, // 1: SD card
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<&gpio0 3 GPIO_FLAG_NONE>; // 2: LoRa radio (SX1262, not wired up yet)
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pin-mosi = <&gpio0 33 GPIO_FLAG_NONE>;
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pin-miso = <&gpio0 47 GPIO_FLAG_NONE>;
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pin-sclk = <&gpio0 36 GPIO_FLAG_NONE>;
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// The EPD pushes its whole 9600-byte framebuffer in one SPI write, which
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// exceeds the default ~4 KB transfer limit. Raise the bus limit to fit it.
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max-transfer-size = <65536>;
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sdcard@1 {
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compatible = "espressif,esp32-sdspi";
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status = "disabled";
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frequency-khz = <20000>;
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};
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};
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};
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