I3c controller driver

.gitignore

@@ -53,3 +53,4 @@ TAGS
 tags
 
 .idea
+*.bak

arch/arm/include/aarch32/cortex_m/stack.h

@@ -26,7 +26,7 @@
 extern "C" {
 #endif
 
-extern K_KERNEL_STACK_ARRAY_DEFINE(z_interrupt_stacks, CONFIG_MP_NUM_CPUS,
+K_KERNEL_STACK_ARRAY_EXTERN(z_interrupt_stacks, CONFIG_MP_NUM_CPUS,
 				   CONFIG_ISR_STACK_SIZE);
 
 /**

boards/arm/npcm400f_evb/fun_def_list.h

@@ -71,3 +71,11 @@ FUN_DEFINE(DT_NODELABEL(pinctrl_vin3_default), VIN3)
 FUN_DEFINE(DT_NODELABEL(pinctrl_spip_default), SPIP_CS, SPIP_SCLK, SPIP_DIO0, SPIP_DIO1)
 FUN_DEFINE(DT_NODELABEL(pinctrl_spip_quad), SPIP_DIO2, SPIP_DIO3)
 #endif
+
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(i3c0), okay) && CONFIG_I3C_NPCM4XX
+FUN_DEFINE(DT_NODELABEL(pinctrl_i3c0_default), I3C1_SCL, I3C1_SDA)
+#endif
+
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(i3c1), okay) && CONFIG_I3C_NPCM4XX
+FUN_DEFINE(DT_NODELABEL(pinctrl_i3c1_default), I3C2_SCL, I3C2_SDA)
+#endif

boards/arm/npcm400f_evb/npcm400f_evb.dts

@@ -126,7 +126,7 @@
 
 &i2c6a {
 	clock-frequency = <200000>;
-	status = "okay";
+	status = "disabled";
 };
 
 &i2c1b {
@@ -164,3 +164,46 @@
 &spip {
 	status = "okay";
 };
+
+&i3c0 {
+	status = "okay";
+	assigned-address = <0x20>;
+	i2c-scl-hz = <100000>;
+	i3c-scl-hz = <12500000>;
+	/* part-id = <0x1234>; */
+	/* vendor-def-id = <0x567>; */
+	bcr = <0x66>;
+	dcr = <0xCC>;
+	busno = <0x0>;
+	pinctrl-0 = <&pinctrl_i3c0_default>;
+};
+
+&i3c1 {
+	status = "okay";
+	assigned-address = <0x21>;
+	i2c-scl-hz = <100000>;
+	i3c-scl-hz = <12500000>;
+	/* part-id = <0x1234>; */
+	/* vendor-def-id = <0x5607>; */
+	bcr = <0x66>;
+	dcr = <0xCC>;
+	slave;
+	secondary;
+	busno = <0x0>;
+	pinctrl-0 = <&pinctrl_i3c1_default>;
+
+	/* #address-cells = <1>; */
+	/* #size-cells = <0>; */
+
+	/*
+	 * i3c1_smq:i3c-slave-mqueue@21 {
+	 *	compatible = "aspeed,i3c-slave-mqueue";
+	 *	reg = <0x21>;
+	 *	msg-size = <256>;
+	 *	num-of-msgs = <4>;
+	 *	mandatory-data-byte = <0xbf>;
+	 *	label = "I3C_1_SMQ";
+	 *	status = "okay";
+	 * };
+	 */
+};

boards/arm/npcm400f_evb/npcm400f_evb_defconfig

@@ -47,8 +47,8 @@ CONFIG_WDT_NPCM4XX=y
 CONFIG_NPCM4XX_MIWU=y
 
 # PECI driver
-CONFIG_PECI=y
-CONFIG_PECI_NPCM4XX=y
+#CONFIG_PECI=y
+#CONFIG_PECI_NPCM4XX=y
 
 #Counter Driver
 CONFIG_COUNTER=y
@@ -77,4 +77,8 @@ CONFIG_ADC_NPCM4XX=y
 
 #SPIP Driver
 CONFIG_SPI=y
-CONFIG_SPIP_NPCM4XX=y
+CONFIG_SPIP_NPCM4XX=y
+
+# I3C driver
+CONFIG_I3C=y
+CONFIG_I3C_NPCM4XX=y

drivers/CMakeLists.txt

@@ -19,6 +19,7 @@ add_subdirectory_ifdef(CONFIG_GPIO gpio)
 add_subdirectory_ifdef(CONFIG_EC_HOST_CMD_PERIPH ec_host_cmd_periph)
 add_subdirectory_ifdef(CONFIG_I2C i2c)
 add_subdirectory_ifdef(CONFIG_I2S i2s)
+add_subdirectory_ifdef(CONFIG_I3C i3c)
 add_subdirectory_ifdef(CONFIG_IEEE802154 ieee802154)
 add_subdirectory_ifdef(CONFIG_IPM ipm)
 add_subdirectory_ifdef(CONFIG_IPMI ipmi)

drivers/Kconfig

@@ -41,6 +41,8 @@ source "drivers/i2c/Kconfig"
 
 source "drivers/i2s/Kconfig"
 
+source "drivers/i3c/Kconfig"
+
 source "drivers/pwm/Kconfig"
 
 source "drivers/pinmux/Kconfig"

drivers/i3c/CMakeLists.txt

@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_library()
+
+zephyr_library_sources(i3c_common.c)
+
+zephyr_library_sources_ifdef(CONFIG_I3C_ASPEED	i3c_global_aspeed.c)
+#zephyr_library_sources_ifdef(CONFIG_I3C_ASPEED	i3c_aspeed.c)
+
+add_subdirectory_ifdef(CONFIG_I3C_NPCM4XX		NPCM4XX)
+zephyr_library_sources_ifdef(CONFIG_I3C_NPCM4XX	i3c_npcm4xx.c)
+#zephyr_library_sources_ifdef(CONFIG_I3C_SHELL	i3c_shell.c)
+#add_subdirectory_ifdef(CONFIG_I3C_SLAVE		slave)

drivers/i3c/Kconfig

@@ -0,0 +1,27 @@
+# I3C options
+
+menuconfig I3C
+	bool "I3C Drivers"
+	help
+	  Enable I3C Driver.
+
+if I3C
+
+config I3C_SHELL
+	bool "Enable I3C Shell"
+	default y
+	depends on SHELL
+	select SHELL_GETOPT
+	help
+	  Enable I3C Shell.
+
+module = I3C
+module-str = i3c
+source "subsys/logging/Kconfig.template.log_config"
+
+#source "drivers/i3c/slave/Kconfig"
+
+# Include these first so that any properties (e.g. defaults) below can be
+# overridden (by defining symbols in multiple locations)
+source "drivers/i3c/Kconfig.npcm4xx"
+endif # I3C

drivers/i3c/Kconfig.npcm4xx

@@ -0,0 +1,10 @@
+# NPCM4XX I3C driver configuration options
+
+# Copyright (c) 2023 Nuvoton Technology Corporation.
+# SPDX-License-Identifier: Apache-2.0
+
+config I3C_NPCM4XX
+	bool "NPCM4XX I3C driver"
+	depends on SOC_FAMILY_NPCM4XX
+	help
+	  This option enables the I3C master driver for SOC_NPCM400F SoCs.

drivers/i3c/NPCM4XX/CMakeLists.txt

@@ -0,0 +1,7 @@
+# Copyright (c) 2023 Nuvoton Technology Corporation.
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_sources_ifdef(CONFIG_I3C_NPCM4XX	        i3c_core.c)
+zephyr_sources_ifdef(CONFIG_I3C_NPCM4XX	        i3c_master.c)
+zephyr_sources_ifdef(CONFIG_I3C_NPCM4XX	        i3c_slave.c)
+zephyr_sources_ifdef(CONFIG_I3C_NPCM4XX	        api_i3c.c)