drivers: renesas: add I2C over SCI support

Requires zephyrproject-rtos/hal_renesas#105

Author: facchinm

drivers/i2c/CMakeLists.txt

@@ -55,6 +55,7 @@ zephyr_library_sources_ifdef(CONFIG_I2C_NXP_II2C	i2c_nxp_ii2c.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_OMAP		i2c_omap.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_RCAR		i2c_rcar.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_RENESAS_RA_IIC	i2c_renesas_ra_iic.c)
+zephyr_library_sources_ifdef(CONFIG_I2C_RENESAS_RA_SCI	i2c_renesas_ra_sci.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_RENESAS_RA_SCI_B	i2c_renesas_ra_sci_b.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_RENESAS_RZ_RIIC i2c_renesas_rz_riic.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_RV32M1_LPI2C	i2c_rv32m1_lpi2c.c)

drivers/i2c/Kconfig.renesas_ra

@@ -31,3 +31,23 @@ config I2C_RENESAS_RA_SCI_B_DTC
 	   Enable DTC on transmission and reception
 
 endif
+
+config I2C_RENESAS_RA_SCI
+	bool "Renesas RA SCI I2C"
+	default y
+	depends on DT_HAS_RENESAS_RA_I2C_SCI_ENABLED
+	select USE_RA_FSP_SCI_I2C
+	select PINCTRL
+	help
+	  Enable Renesas RA SCI I2C Driver.
+
+if I2C_RENESAS_RA_SCI
+
+config I2C_RENESAS_RA_SCI_DTC
+	bool "DTC on Transmission and Reception"
+	default y
+	select USE_RA_FSP_DTC
+	help
+	   Enable DTC on transmission and reception
+
+endif