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risc-v/espressif/i2c: Update common source code functions

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Updates the common source code for the I2C peripheral used by
Espressif's RISC-Vs SoCs. This enables newer SoCs to be supported
in the future while maintaining backwards compatibility.

Signed-off-by: Tiago Medicci Serrano <tiago.medicci@espressif.com>
This commit is contained in:
Tiago Medicci Serrano
2025-09-24 15:19:50 -03:00
committed by Xiang Xiao
parent d7b2df6d85
commit 1519d6c80b
7 changed files with 244 additions and 202 deletions
Download Patch File Download Diff File Expand all files Collapse all files
boards/risc-v/esp32c3/common/src/esp_board_i2c.c
+6
View File
@@ -149,15 +149,21 @@ int board_i2c_init(void)
int ret = OK;
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_MASTER_MODE
# ifdef CONFIG_ESPRESSIF_I2C0_MASTER_MODE
ret = i2c_driver_init(ESPRESSIF_I2C0);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_BITBANG
# ifdef CONFIG_ESPRESSIF_I2C_BITBANG_MASTER_MODE
ret = i2c_bitbang_driver_init(ESPRESSIF_I2C_BITBANG);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_SLAVE_MODE
# ifdef CONFIG_ESPRESSIF_I2C0_SLAVE_MODE
ret = i2c_slave_driver_init(ESPRESSIF_I2C0_SLAVE, I2C0_SLAVE_ADDR);
# endif
#endif
return ret;
boards/risc-v/esp32c6/common/src/esp_board_i2c.c
+7 -2
View File
@@ -148,17 +148,22 @@ int board_i2c_init(void)
{
int ret = OK;
#if defined(CONFIG_ESPRESSIF_I2C_PERIPH_MASTER_MODE) && \
defined(CONFIG_ESPRESSIF_I2C0)
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_MASTER_MODE
# ifdef CONFIG_ESPRESSIF_I2C0_MASTER_MODE
ret = i2c_driver_init(ESPRESSIF_I2C0);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_BITBANG
# ifdef CONFIG_ESPRESSIF_I2C_BITBANG_MASTER_MODE
ret = i2c_bitbang_driver_init(ESPRESSIF_I2C_BITBANG);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_SLAVE_MODE
# ifdef CONFIG_ESPRESSIF_I2C0_SLAVE_MODE
ret = i2c_slave_driver_init(ESPRESSIF_I2C0_SLAVE, I2C0_SLAVE_ADDR);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_LP_I2C0
boards/risc-v/esp32h2/common/src/esp_board_i2c.c
+20 -12
View File
@@ -47,8 +47,10 @@
****************************************************************************/
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_SLAVE_MODE
#define I2C0_SLAVE_ADDR 0x28
#define I2C0_SLAVE_NBITS 7
# define I2C0_SLAVE_ADDR 0x28
# define I2C0_SLAVE_NBITS 7
# define I2C1_SLAVE_ADDR 0x28
# define I2C1_SLAVE_NBITS 7
#endif
/****************************************************************************
@@ -115,12 +117,14 @@ static int i2c_slave_driver_init(int bus, int addr)
i2c = esp_i2cbus_slave_initialize(bus, addr);
if (i2c == NULL)
{
syslog(LOG_ERR, "Failed to get I2C%d interface\n", bus);
syslog(LOG_ERR, "Failed to get I2C%d slave interface\n", bus);
return -ENODEV;
}
#ifdef CONFIG_I2C_DRIVER
ret = i2c_slave_register(i2c, bus, addr, I2C0_SLAVE_NBITS);
ret = i2c_slave_register(i2c, bus, addr,
bus == ESPRESSIF_I2C0_SLAVE ? \
I2C0_SLAVE_NBITS : I2C1_SLAVE_NBITS);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to register I2C%d driver: %d\n", bus, ret);
@@ -149,25 +153,29 @@ int board_i2c_init(void)
int ret = OK;
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_MASTER_MODE
#ifdef CONFIG_ESPRESSIF_I2C0
# ifdef CONFIG_ESPRESSIF_I2C0_MASTER_MODE
ret = i2c_driver_init(ESPRESSIF_I2C0);
if (ret != OK)
{
return ret;
}
#endif
# endif
#ifdef CONFIG_ESPRESSIF_I2C1
# ifdef CONFIG_ESPRESSIF_I2C1_MASTER_MODE
ret = i2c_driver_init(ESPRESSIF_I2C1);
#endif
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_BITBANG
# ifdef CONFIG_ESPRESSIF_I2C_BITBANG_MASTER_MODE
ret = i2c_bitbang_driver_init(ESPRESSIF_I2C_BITBANG);
# endif
#endif
#ifdef CONFIG_ESPRESSIF_I2C_PERIPH_SLAVE_MODE
# ifdef CONFIG_ESPRESSIF_I2C0_SLAVE_MODE
ret = i2c_slave_driver_init(ESPRESSIF_I2C0_SLAVE, I2C0_SLAVE_ADDR);
# endif
# ifdef CONFIG_ESPRESSIF_I2C1_SLAVE_MODE
ret = i2c_slave_driver_init(ESPRESSIF_I2C1_SLAVE, I2C1_SLAVE_ADDR);
# endif
#endif
return ret;