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New kernel drivers and device migrations (#563)

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This commit is contained in:
Ken Van Hoeylandt
2026-07-14 20:26:57 +02:00
committed by GitHub
parent 955416dac8
commit 8af6204ba1
215 changed files with 6359 additions and 3633 deletions
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Devices/lilygo-thmi/lilygo,thmi.dts
+82 -16
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@@ -1,14 +1,19 @@
/dts-v1/;
#include <tactility/bindings/root.h>
#include <tactility/bindings/battery_sense.h>
#include <tactility/bindings/esp32_adc_oneshot.h>
#include <tactility/bindings/esp32_ble.h>
#include <tactility/bindings/esp32_wifi_pinned.h>
#include <tactility/bindings/esp32_gpio.h>
#include <tactility/bindings/esp32_i2c.h>
#include <tactility/bindings/esp32_sdmmc.h>
#include <tactility/bindings/esp32_spi.h>
#include <tactility/bindings/display_placeholder.h>
#include <tactility/bindings/pointer_placeholder.h>
#include <tactility/bindings/esp32_i8080.h>
#include <tactility/bindings/esp32_ledc_backlight.h>
#include <tactility/bindings/gpio_hog.h>
#include <bindings/button_control.h>
#include <bindings/st7789_i8080.h>
#include <bindings/xpt2046_softspi.h>
/ {
compatible = "root";
@@ -28,23 +33,84 @@
compatible = "espressif,esp32-gpio";
gpio-count = <49>;
};
spi0 {
compatible = "espressif,esp32-spi";
host = <SPI2_HOST>;
cs-gpios = <&gpio0 6 GPIO_FLAG_NONE>, // Display
<&gpio0 2 GPIO_FLAG_NONE>; // Touch
pin-mosi = <&gpio0 3 GPIO_FLAG_NONE>;
pin-miso = <&gpio0 4 GPIO_FLAG_NONE>;
pin-sclk = <&gpio0 1 GPIO_FLAG_NONE>;
// Board power-enable pins. Must be asserted before the i8080 bus/display below start, since
// devicetree devices are constructed and started earlier (kernel_init()) than the deprecated
// HAL's initBoot() used to run. gpio-hog nodes run in declaration order, so they must stay
// before the i8080 bus node.
power_on {
compatible = "tactility,gpio-hog";
pin = <&gpio0 14 GPIO_FLAG_NONE>;
mode = <GPIO_HOG_MODE_OUTPUT_HIGH>;
};
power_en {
compatible = "tactility,gpio-hog";
pin = <&gpio0 10 GPIO_FLAG_NONE>;
mode = <GPIO_HOG_MODE_OUTPUT_HIGH>;
};
adc0 {
compatible = "espressif,esp32-adc-oneshot";
unit-id = <ADC_UNIT_1>;
channels = <ADC_CHANNEL_4 ADC_ATTEN_DB_12 ADC_BITWIDTH_DEFAULT>;
};
// Battery voltage sits behind a 2:1 divider before reaching the ADC (see the deprecated HAL's
// old Power.cpp: adcReadValue() * 2). 3300mV matches its uncalibrated fallback reference
// voltage. Charge-percent curve is battery-sense's own fixed 3200-4200mV estimate (see
// TactilityKernel/source/drivers/battery_sense.cpp) rather than the old driver's 3300-4200mV
// ChargeFromVoltage curve - a shared kernel driver, not a per-board tunable.
battery-sense {
compatible = "battery-sense";
io-channel = <&adc0 0>;
reference-voltage-mv = <3300>;
multiplier = <2000>;
};
display_backlight {
compatible = "espressif,esp32-ledc-backlight";
// Off by default so display power-on won't show the screen from before the last power loss.
// The display backlight is turned on during the boot process.
status = "disabled";
pin-backlight = <&gpio0 38 GPIO_FLAG_NONE>;
frequency-hz = <30000>;
};
i8080_0 {
compatible = "espressif,esp32-i8080";
pin-dc = <&gpio0 7 GPIO_FLAG_NONE>;
pin-wr = <&gpio0 8 GPIO_FLAG_NONE>;
pin-d0 = <&gpio0 48 GPIO_FLAG_NONE>;
pin-d1 = <&gpio0 47 GPIO_FLAG_NONE>;
pin-d2 = <&gpio0 39 GPIO_FLAG_NONE>;
pin-d3 = <&gpio0 40 GPIO_FLAG_NONE>;
pin-d4 = <&gpio0 41 GPIO_FLAG_NONE>;
pin-d5 = <&gpio0 42 GPIO_FLAG_NONE>;
pin-d6 = <&gpio0 45 GPIO_FLAG_NONE>;
pin-d7 = <&gpio0 46 GPIO_FLAG_NONE>;
// horizontal-resolution * vertical-resolution / 10 (partial buffer) * 2 bytes/pixel
max-transfer-bytes = <15360>;
cs-gpios = <&gpio0 6 GPIO_FLAG_NONE>;
display@0 {
compatible = "display-placeholder";
compatible = "sitronix,st7789-i8080";
horizontal-resolution = <240>;
vertical-resolution = <320>;
pixel-clock-hz = <16000000>;
backlight = <&display_backlight>;
gamma-curve = <2>;
};
};
touch@1 {
compatible = "pointer-placeholder";
};
touch {
compatible = "xptek,xpt2046-softspi";
pin-mosi = <&gpio0 3 GPIO_FLAG_NONE>;
pin-miso = <&gpio0 4 GPIO_FLAG_NONE>;
pin-sck = <&gpio0 1 GPIO_FLAG_NONE>;
pin-cs = <&gpio0 2 GPIO_FLAG_NONE>;
x-max = <240>;
y-max = <320>;
};
sdmmc0 {