New kernel drivers and device migrations (#563)

2026-07-14 20:26:57 +02:00
parent 955416dac8
commit 8af6204ba1
215 changed files with 6359 additions and 3633 deletions
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <tactility/bindings/bindings.h>
+#include <tactility/drivers/esp32_gpio_backlight.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+DEFINE_DEVICETREE(esp32_gpio_backlight, struct Esp32GpioBacklightConfig)
+
+#ifdef __cplusplus
+}
+#endif
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <tactility/bindings/bindings.h>
+#include <tactility/drivers/esp32_i8080.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+DEFINE_DEVICETREE(esp32_i8080, struct Esp32I8080Config)
+
+#ifdef __cplusplus
+}
+#endif
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <tactility/drivers/backlight.h>
+#include <tactility/drivers/gpio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct Esp32GpioBacklightConfig {
+    struct GpioPinSpec pin_backlight;
+    bool default_on;
+};
+
+#ifdef __cplusplus
+}
+#endif
@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <soc/soc_caps.h>
+#if SOC_LCD_I80_SUPPORTED
+
+#include <tactility/drivers/i8080_controller.h>
+#include <tactility/drivers/gpio.h>
+
+#include <esp_lcd_io_i80.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct Esp32I8080Config {
+    struct GpioPinSpec pin_dc;
+    struct GpioPinSpec pin_wr;
+    struct GpioPinSpec pin_rd;
+    struct GpioPinSpec pin_d0;
+    struct GpioPinSpec pin_d1;
+    struct GpioPinSpec pin_d2;
+    struct GpioPinSpec pin_d3;
+    struct GpioPinSpec pin_d4;
+    struct GpioPinSpec pin_d5;
+    struct GpioPinSpec pin_d6;
+    struct GpioPinSpec pin_d7;
+    int max_transfer_bytes;
+    /** Array of chip select GPIO pin specs */
+    struct GpioPinSpec* cs_gpios;
+    /** The item count of cs_gpios */
+    uint8_t cs_gpios_count;
+};
+
+/**
+ * @brief Get the CS pin spec for a child device on this i8080 bus.
+ * Uses the child device's address as index into the parent's cs_gpios array.
+ * @param[in] child_device a child device of an i8080 controller
+ * @param[out] out_pin the GPIO pin spec for the CS pin
+ * @retval ERROR_NONE on success
+ * @retval ERROR_INVALID_STATE if the parent is not an i8080 controller
+ * @retval ERROR_OUT_OF_RANGE if the device address exceeds the cs_gpios array
+ */
+error_t esp32_i8080_get_cs_pin(struct Device* child_device, struct GpioPinSpec* out_pin);
+
+/**
+ * @brief Get the i80 bus handle for a child device's i8080 controller parent.
+ * Only valid after the controller device has started.
+ * @param[in] child_device a child device of an i8080 controller
+ * @param[out] out_handle the bus handle
+ * @retval ERROR_NONE on success
+ * @retval ERROR_INVALID_STATE if the parent is not an i8080 controller, or hasn't started
+ */
+error_t esp32_i8080_get_bus_handle(struct Device* child_device, esp_lcd_i80_bus_handle_t* out_handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // SOC_LCD_I80_SUPPORTED