esp32: Add support for ESP32-C5 SoCs.

Signed-off-by: yuan_mo <2286087148@qq.com>
Signed-off-by: Damien George <damien@micropython.org>

ports/esp32/lockfiles/dependencies.lock.esp32c5

@@ -0,0 +1,21 @@
+dependencies:
+  espressif/mdns:
+    component_hash: 46ee81d32fbf850462d8af1e83303389602f6a6a9eddd2a55104cb4c063858ed
+    dependencies:
+    - name: idf
+      require: private
+      version: '>=5.0'
+    source:
+      registry_url: https://components.espressif.com/
+      type: service
+    version: 1.1.0
+  idf:
+    source:
+      type: idf
+    version: 5.5.1
+direct_dependencies:
+- espressif/mdns
+- idf
+manifest_hash: 3b18b5bbac91c9fe5098d3759a37c84ed0828546d8cbc92e26e4c1698e689c8a
+target: esp32c5
+version: 2.0.0

ports/esp32/machine_adc.c

@@ -100,6 +100,13 @@ static const machine_adc_obj_t madc_obj[] = {
     {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_3, GPIO_NUM_3},
     {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_4, GPIO_NUM_4},
     {{&machine_adc_type}, ADCBLOCK2, ADC_CHANNEL_0, GPIO_NUM_5},
+    #elif CONFIG_IDF_TARGET_ESP32C5
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_0, GPIO_NUM_1},
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_1, GPIO_NUM_2},
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_2, GPIO_NUM_3},
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_3, GPIO_NUM_4},
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_4, GPIO_NUM_5},
+    {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_5, GPIO_NUM_6},
     #elif CONFIG_IDF_TARGET_ESP32C6
     {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_0, GPIO_NUM_0},
     {{&machine_adc_type}, ADCBLOCK1, ADC_CHANNEL_1, GPIO_NUM_1},

ports/esp32/machine_i2c.c

@@ -35,6 +35,7 @@
 #include "driver/i2c_master.h"
 #else
 #include "driver/i2c.h"
+#include "esp_clk_tree.h"
 #include "hal/i2c_ll.h"
 #endif
 
@@ -224,6 +225,8 @@ int machine_hw_i2c_transfer(mp_obj_base_t *self_in, uint16_t addr, size_t n, mp_
 #if SOC_I2C_SUPPORT_XTAL
 #if CONFIG_XTAL_FREQ > 0
 #define I2C_SCLK_FREQ (CONFIG_XTAL_FREQ * 1000000)
+#elif CONFIG_XTAL_FREQ == 0 && CONFIG_IDF_TARGET_ESP32C5
+// The crystal is auto-detected, so the I2C sclk frequency will be computed at runtime.
 #else
 #error "I2C uses XTAL but no configured freq"
 #endif // CONFIG_XTAL_FREQ
@@ -257,7 +260,13 @@ static void machine_hw_i2c_init(machine_hw_i2c_obj_t *self, bool first_init) {
         .master.clk_speed = self->freq,
     };
     i2c_param_config(self->port, &conf);
-    int timeout = i2c_ll_calculate_timeout_us_to_reg_val(I2C_SCLK_FREQ, self->timeout_us);
+    #if CONFIG_IDF_TARGET_ESP32C5
+    uint32_t i2c_sclk_freq;
+    check_esp_err(esp_clk_tree_src_get_freq_hz(I2C_CLK_SRC_DEFAULT, ESP_CLK_TREE_SRC_FREQ_PRECISION_APPROX, &i2c_sclk_freq));
+    #else
+    uint32_t i2c_sclk_freq = I2C_SCLK_FREQ;
+    #endif
+    int timeout = i2c_ll_calculate_timeout_us_to_reg_val(i2c_sclk_freq, self->timeout_us);
     i2c_set_timeout(self->port, (timeout > I2C_LL_MAX_TIMEOUT) ? I2C_LL_MAX_TIMEOUT : timeout);
     i2c_driver_install(self->port, I2C_MODE_MASTER, 0, 0, 0);
 }

ports/esp32/machine_pin.c

@@ -152,7 +152,7 @@ static mp_obj_t machine_pin_obj_init_helper(const machine_pin_obj_t *self, size_
     // reset the pin to digital if this is a mode-setting init (grab it back from ADC)
     if (args[ARG_mode].u_obj != mp_const_none) {
         if (rtc_gpio_is_valid_gpio(index)) {
-            #if !(CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C6)
+            #if !(CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C5 || CONFIG_IDF_TARGET_ESP32C6)
             rtc_gpio_deinit(index);
             #endif
         }
@@ -163,6 +163,11 @@ static mp_obj_t machine_pin_obj_init_helper(const machine_pin_obj_t *self, size_
         CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_USB_PAD_ENABLE);
     }
     #endif
+    #if CONFIG_IDF_TARGET_ESP32C5 && !MICROPY_HW_ESP_USB_SERIAL_JTAG
+    if (index == 13 || index == 14) {
+        CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_USB_PAD_ENABLE);
+    }
+    #endif
     #if CONFIG_IDF_TARGET_ESP32C6 && !MICROPY_HW_ESP_USB_SERIAL_JTAG
     if (index == 12 || index == 13) {
         CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_USB_PAD_ENABLE);

ports/esp32/machine_pin.h

@@ -111,6 +111,32 @@
 #define MICROPY_HW_ENABLE_GPIO20 (1)
 #define MICROPY_HW_ENABLE_GPIO21 (1)
 
+#elif CONFIG_IDF_TARGET_ESP32C5
+
+#define MICROPY_HW_ENABLE_GPIO0 (1)
+#define MICROPY_HW_ENABLE_GPIO1 (1)
+#define MICROPY_HW_ENABLE_GPIO2 (1)
+#define MICROPY_HW_ENABLE_GPIO3 (1)
+#define MICROPY_HW_ENABLE_GPIO4 (1)
+#define MICROPY_HW_ENABLE_GPIO5 (1)
+#define MICROPY_HW_ENABLE_GPIO6 (1)
+#define MICROPY_HW_ENABLE_GPIO7 (1)
+#define MICROPY_HW_ENABLE_GPIO8 (1)
+#define MICROPY_HW_ENABLE_GPIO9 (1)
+#define MICROPY_HW_ENABLE_GPIO10 (1)
+#define MICROPY_HW_ENABLE_GPIO11 (1)
+#define MICROPY_HW_ENABLE_GPIO12 (1)
+#if !MICROPY_HW_ESP_USB_SERIAL_JTAG
+#define MICROPY_HW_ENABLE_GPIO13 (1)
+#define MICROPY_HW_ENABLE_GPIO14 (1)
+#endif
+#define MICROPY_HW_ENABLE_GPIO23 (1)
+#define MICROPY_HW_ENABLE_GPIO24 (1)
+#define MICROPY_HW_ENABLE_GPIO25 (1)
+#define MICROPY_HW_ENABLE_GPIO26 (1)
+#define MICROPY_HW_ENABLE_GPIO27 (1)
+#define MICROPY_HW_ENABLE_GPIO28 (1)
+
 #elif CONFIG_IDF_TARGET_ESP32C6
 
 #define MICROPY_HW_ENABLE_GPIO0 (1)

ports/esp32/mpconfigport.h

@@ -172,6 +172,8 @@
 #define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "mpy-esp32c2"
 #elif CONFIG_IDF_TARGET_ESP32C3
 #define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "mpy-esp32c3"
+#elif CONFIG_IDF_TARGET_ESP32C5
+#define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "mpy-esp32c5"
 #elif CONFIG_IDF_TARGET_ESP32C6
 #define MICROPY_PY_NETWORK_HOSTNAME_DEFAULT "mpy-esp32c6"
 #endif