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LilyGo T-Deck keyboard support & display driver improvements (#19)

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* LilyGo T-Deck keyboard support

* reverse logic

* docs and readability

* cleanup

* optimize driver buffer

* cleanup
This commit is contained in:
Ken Van Hoeylandt
2024-01-27 12:34:02 +01:00
committed by GitHub
parent 14eb43211d
commit ccbe6b7ab8
21 changed files with 302 additions and 73 deletions
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boards/lilygo_tdeck/bootstrap.c
+43 -11
View File
@@ -1,29 +1,61 @@
#include "esp_log.h"
#include "driver/gpio.h"
#include "config.h"
#include "keyboard.h"
#include "kernel.h"
#include "esp_lvgl_port.h"
#include "log.h"
#define TAG "lilygo_tdeck_bootstrap"
#define TDECK_PERI_POWERON GPIO_NUM_10
#define TAG "tdeck_bootstrap"
lv_disp_t* lilygo_tdeck_init_display();
static void tdeck_power_on() {
static bool tdeck_power_on() {
ESP_LOGI(TAG, "power on");
gpio_config_t device_power_signal_config = {
.pin_bit_mask = BIT64(TDECK_PERI_POWERON),
.pin_bit_mask = BIT64(TDECK_POWERON_GPIO),
.mode = GPIO_MODE_OUTPUT,
.pull_up_en = GPIO_PULLUP_DISABLE,
.pull_down_en = GPIO_PULLDOWN_DISABLE,
.intr_type = GPIO_INTR_DISABLE,
};
gpio_config(&device_power_signal_config);
gpio_set_level(TDECK_PERI_POWERON, 1);
if (gpio_config(&device_power_signal_config) != ESP_OK) {
return false;
}
if (gpio_set_level(TDECK_POWERON_GPIO, 1) != ESP_OK) {
return false;
}
return true;
}
void lilygo_tdeck_bootstrap() {
tdeck_power_on();
static bool init_i2c() {
const i2c_config_t i2c_conf = {
.mode = I2C_MODE_MASTER,
.sda_io_num = GPIO_NUM_18,
.sda_pullup_en = GPIO_PULLUP_DISABLE,
.scl_io_num = GPIO_NUM_8,
.scl_pullup_en = GPIO_PULLUP_DISABLE,
.master.clk_speed = 400000
};
return i2c_param_config(TDECK_I2C_BUS_HANDLE, &i2c_conf) == ESP_OK
&& i2c_driver_install(TDECK_I2C_BUS_HANDLE, i2c_conf.mode, 0, 0, 0) == ESP_OK;
}
bool lilygo_tdeck_bootstrap() {
if (!tdeck_power_on()) {
TT_LOG_E(TAG, "failed to power on device");
}
// Give keyboard's ESP time to boot
// It uses I2C and seems to interfere with the touch driver
tt_delay_ms(500);
if (!init_i2c()) {
TT_LOG_E(TAG, "failed to init I2C");
}
keyboard_wait_for_response();
return true;
}