ports/psoc6: Removed psoc6_i2c driver.

Signed-off-by: enriquezgarc <enriquezgarcia.external@infineon.com>
Infineon · Sep 7, 2023 · b518b2a · b518b2a
1 parent 49871ac
commit b518b2a
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Showing 4 changed files with 35 additions and 75 deletions.
diff --git a/ports/psoc6/Makefile b/ports/psoc6/Makefile
@@ -128,7 +128,6 @@ DRIVERS_SRC_C += $(addprefix drivers/,\
  )
 
 DRIVERS_SRC_C += $(addprefix drivers/,\
- machine/psoc6_i2c.c \
  machine/psoc6_pwm.c \
  machine/psoc6_system.c \
  )

diff --git a/ports/psoc6/drivers/machine/psoc6_i2c.c b/ports/psoc6/drivers/machine/psoc6_i2c.c
diff --git a/ports/psoc6/drivers/machine/psoc6_i2c.h b/ports/psoc6/drivers/machine/psoc6_i2c.h
diff --git a/ports/psoc6/modules/machine/machine_i2c.c b/ports/psoc6/modules/machine/machine_i2c.c
@@ -14,17 +14,50 @@
 
 
 // port-specific includes
-#include "drivers/machine/psoc6_i2c.h"
 #include "modmachine.h"
 #include "mplogger.h"
 #include "pins.h"
 
-
 #define DEFAULT_I2C_FREQ (400000)
 #define MICROPY_HW_I2C_SCL (CYBSP_I2C_SCL)
 #define MICROPY_HW_I2C_SDA (CYBSP_I2C_SDA)
 #define PSOC_I2C_MASTER_MODE (CYHAL_I2C_MODE_MASTER)
 
+typedef struct _machine_i2c_obj_t {
+ mp_obj_base_t base;
+ cyhal_i2c_t i2c_obj;
+ uint8_t i2c_id;
+ uint8_t scl;
+ uint8_t sda;
+ uint32_t freq;
+} machine_i2c_obj_t;
+
+STATIC cy_rslt_t i2c_init(machine_i2c_obj_t *machine_i2c_obj) {
+ // free first in case object has been initialized before
+ cyhal_i2c_free(&machine_i2c_obj->i2c_obj);
+
+ // Define the I2C master configuration structure
+ cyhal_i2c_cfg_t i2c_master_config =
+ {
+ CYHAL_I2C_MODE_MASTER,
+ 0, // address is not used for master mode
+ machine_i2c_obj->freq
+ };
+
+ // Initialize I2C master, set the SDA and SCL pins and assign a new clock
+ cy_rslt_t result = cyhal_i2c_init(&machine_i2c_obj->i2c_obj, machine_i2c_obj->sda, machine_i2c_obj->scl, NULL);
+
+ return result == CY_RSLT_SUCCESS ? cyhal_i2c_configure(&machine_i2c_obj->i2c_obj, &i2c_master_config)
+ : result;
+}
+
+STATIC cy_rslt_t i2c_read(cyhal_i2c_t *i2c_obj, uint16_t addr, uint8_t *buf, size_t len, uint32_t timeout, bool send_stop) {
+ return cyhal_i2c_master_read(i2c_obj, addr, buf, len, timeout, send_stop);
+}
+
+STATIC cy_rslt_t i2c_write(cyhal_i2c_t *i2c_obj, uint16_t addr, uint8_t *buf, size_t len, uint32_t timeout, bool send_stop) {
+ return cyhal_i2c_master_write(i2c_obj, addr, buf, len, timeout, send_stop);
+}
 
 extern mp_hal_pin_obj_t mp_hal_get_pin_obj(mp_obj_t obj);