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feat(i2c): Add i2c support on esp32c5 mp

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C.S.M
2024-06-17 17:13:16 +08:00
parent 0479494e7a
commit b0f2205f70
19 changed files with 161 additions and 225 deletions
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4
components/hal/test_apps/hal_i2c/README.md
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@@ -1,5 +1,5 @@
| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-C6 | ESP32-H2 | ESP32-P4 | ESP32-S2 | ESP32-S3 |
| ----------------- | ----- | -------- | -------- | -------- | -------- | -------- | -------- | -------- |
| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-C5 | ESP32-C6 | ESP32-H2 | ESP32-P4 | ESP32-S2 | ESP32-S3 |
| ----------------- | ----- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- |
# HAL I2C test

6
components/hal/test_apps/hal_i2c/components/hal_i2c/hal_i2c.c
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@@ -92,7 +92,7 @@ esp_err_t hal_i2c_init(hal_i2c_config *cfg)
// 2. Set both SCL and SDA open-drain
// 3. Set both SCL and SDA pullup enable and pulldown disable. (If you use external pullup, this can be ignored)
// 4. io mux function select
// 5. We connect out/in signal. As I2C master, out/in signal is necessary fpr both SCL and SDA according to esp hardware.
// 5. We connect out/in signal. As I2C master, out/in signal is necessary for both SCL and SDA according to esp hardware.
// SDA pin configurations
if (sda_io != -1) {
@@ -101,7 +101,7 @@ esp_err_t hal_i2c_init(hal_i2c_config *cfg)
gpio_ll_od_enable(&GPIO, sda_io);
gpio_ll_pullup_en(&GPIO, sda_io);
gpio_ll_pulldown_dis(&GPIO, sda_io);
gpio_hal_iomux_func_sel(GPIO_PIN_MUX_REG[sda_io], PIN_FUNC_GPIO);
gpio_ll_func_sel(&GPIO, sda_io, PIN_FUNC_GPIO);
esp_rom_gpio_connect_out_signal(sda_io, i2c_periph_signal[cfg->i2c_port].sda_out_sig, 0, 0);
esp_rom_gpio_connect_in_signal(sda_io, i2c_periph_signal[cfg->i2c_port].sda_in_sig, 0);
}
@@ -112,7 +112,7 @@ esp_err_t hal_i2c_init(hal_i2c_config *cfg)
gpio_ll_od_enable(&GPIO, scl_io);
gpio_ll_pullup_en(&GPIO, scl_io);
gpio_ll_pulldown_dis(&GPIO, scl_io);
gpio_hal_iomux_func_sel(GPIO_PIN_MUX_REG[scl_io], PIN_FUNC_GPIO);
gpio_ll_func_sel(&GPIO, scl_io, PIN_FUNC_GPIO);
esp_rom_gpio_connect_out_signal(scl_io, i2c_periph_signal[cfg->i2c_port].scl_out_sig, 0, 0);
esp_rom_gpio_connect_in_signal(scl_io, i2c_periph_signal[cfg->i2c_port].scl_out_sig, 0);
}