drivers: i2c: Add Infineon CAT1 i2c driver

 - Add initial version of Infineon CAT1 i2c driver.
 - Add initial version of binding file for Infineon
   CAT1 I2C driver

Signed-off-by: Sreeram Tatapudi <sreeram.praveen@infineon.com>

boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.dts

@@ -15,6 +15,7 @@
 
 	aliases {
 		uart-5 = &uart5;
+		i2c-0 = &i2c3;
 	};
 
 	chosen {
@@ -91,3 +92,9 @@
 &clk_peri {
 	clock-div = <1>;
 };
+
+&i2c3 {
+	/* I2C pins */
+	pinctrl-0 = <&p6_0_scb3_i2c_scl &p6_1_scb3_i2c_sda>;
+	pinctrl-names = "default";
+};

boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.yaml

@@ -15,3 +15,4 @@ toolchain:
 supported:
   - gpio
   - uart
+  - i2c

drivers/i2c/CMakeLists.txt

@@ -38,6 +38,7 @@ zephyr_library_sources_ifdef(CONFIG_I2C_RCAR		i2c_rcar.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_TCA954X		i2c_tca954x.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_XEC_V2		i2c_mchp_xec_v2.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_GD32		i2c_gd32.c)
+zephyr_library_sources_ifdef(CONFIG_I2C_INFINEON_CAT1	i2c_ifx_cat1.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_ANDES_ATCIIC100		i2c_andes_atciic100.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_SC18IM704	i2c_sc18im704.c)
 zephyr_library_sources_ifdef(CONFIG_I2C_SMARTBOND	i2c_smartbond.c)

drivers/i2c/Kconfig

@@ -63,6 +63,7 @@ source "drivers/i2c/Kconfig.test"
 source "drivers/i2c/Kconfig.rcar"
 source "drivers/i2c/Kconfig.tca954x"
 source "drivers/i2c/Kconfig.gd32"
+source "drivers/i2c/Kconfig.ifx_cat1"
 source "drivers/i2c/Kconfig.andes_atciic100"
 source "drivers/i2c/Kconfig.sc18im704"
 source "drivers/i2c/Kconfig.smartbond"

drivers/i2c/Kconfig.ifx_cat1

@@ -0,0 +1,29 @@
+# Infineon CAT1 I2C configuration options
+
+# Copyright (c) 2023 Cypress Semiconductor Corporation (an Infineon company) or
+# an affiliate of Cypress Semiconductor Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+config I2C_INFINEON_CAT1
+	bool "Infineon CAT1 I2C driver"
+	default y
+	depends on DT_HAS_INFINEON_CAT1_I2C_ENABLED
+	select USE_INFINEON_I2C
+	help
+	  This option enables the I2C driver for Infineon CAT1 family.
+
+config I2C_INFINEON_CAT1_TARGET_BUF
+	int "I2C Target data buffer length"
+	depends on I2C_INFINEON_CAT1
+	range 1 1024
+	default 64
+	help
+	  Buffer to receive data as an I2C Target.
+
+config I2C_INFINEON_CAT1_ASYNC
+	bool "Support Asynchronous I2C driver"
+	default y
+	depends on I2C_INFINEON_CAT1
+	help
+	  Configure the I2C driver to be non-blocking/Asynchronous mode.