drivers: bluetooth: Rename Silabs HCI driver

Rename the Silabs HCI driver to hci_silabs_efr32.c to better indicate what
hardware it supports. Also rename the associated devicetree binding and
Kconfig options to be consistent with the new driver name.

Signed-off-by: Johan Hedberg <johan.hedberg@silabs.com>

MAINTAINERS.yml

@@ -3531,7 +3531,7 @@ Silabs Platforms:
     - dts/arm/silabs/
     - dts/bindings/*/silabs*
     - drivers/*/*_gecko*
-    - drivers/bluetooth/hci/slz_hci*
+    - drivers/bluetooth/hci/hci_silabs_*
     - drivers/*/*_silabs*
   labels:
     - "platform: Silabs"

drivers/bluetooth/hci/CMakeLists.txt

@@ -36,7 +36,7 @@ if(CONFIG_DT_HAS_ST_HCI_STM32WBA_ENABLED)
   zephyr_blobs_verify(MODULE hal_stm32 REQUIRED)
 endif()
 zephyr_library_sources_ifdef(CONFIG_BT_USERCHAN    userchan.c)
-zephyr_library_sources_ifdef(CONFIG_BT_SILABS_HCI  slz_hci.c)
+zephyr_library_sources_ifdef(CONFIG_BT_SILABS_EFR32 hci_silabs_efr32.c)
 if(CONFIG_DT_HAS_SILABS_BT_HCI_ENABLED)
   zephyr_blobs_verify(MODULE hal_silabs REQUIRED)
 endif()

drivers/bluetooth/hci/Kconfig

@@ -77,10 +77,10 @@ config BT_STM32WBA
 	help
 	  ST STM32WBA HCI Bluetooth interface
 
-config BT_SILABS_HCI
+config BT_SILABS_EFR32
 	bool
 	default y
-	depends on DT_HAS_SILABS_BT_HCI_ENABLED
+	depends on DT_HAS_SILABS_BT_HCI_EFR32_ENABLED
 	depends on ZEPHYR_HAL_SILABS_MODULE_BLOBS
 	depends on !PM || SOC_GECKO_PM_BACKEND_PMGR
 	select SOC_GECKO_USE_RAIL
@@ -260,9 +260,9 @@ config BT_DRV_RX_STACK_SIZE
 	help
 	  Stack size for the HCI driver's RX thread.
 
-config BT_SILABS_HCI_BUFFER_MEMORY
+config BT_SILABS_EFR32_BUFFER_MEMORY
 	int "Silicon Labs Bluetooth Library memory buffer size"
-	depends on BT_SILABS_HCI
+	depends on BT_SILABS_EFR32
 	default 6144
 	help
 	  Select the size of allocated memory buffer for the Silicon Labs

drivers/bluetooth/hci/slz_hci.c → drivers/bluetooth/hci/hci_silabs_efr32.c

@@ -13,9 +13,9 @@
 
 #define LOG_LEVEL CONFIG_BT_HCI_DRIVER_LOG_LEVEL
 #include <zephyr/logging/log.h>
-LOG_MODULE_REGISTER(bt_hci_driver_slz);
+LOG_MODULE_REGISTER(bt_hci_driver_efr32);
 
-#define DT_DRV_COMPAT silabs_bt_hci
+#define DT_DRV_COMPAT silabs_bt_hci_efr32
 
 struct hci_data {
 	bt_hci_recv_t recv;
@@ -24,7 +24,7 @@ struct hci_data {
 #define SL_BT_CONFIG_ACCEPT_LIST_SIZE				1
 #define SL_BT_CONFIG_MAX_CONNECTIONS				1
 #define SL_BT_CONFIG_USER_ADVERTISERS				1
-#define SL_BT_CONTROLLER_BUFFER_MEMORY				CONFIG_BT_SILABS_HCI_BUFFER_MEMORY
+#define SL_BT_CONTROLLER_BUFFER_MEMORY				CONFIG_BT_SILABS_EFR32_BUFFER_MEMORY
 #define SL_BT_CONTROLLER_LE_BUFFER_SIZE_MAX			CONFIG_BT_BUF_ACL_TX_COUNT
 #define SL_BT_CONTROLLER_COMPLETED_PACKETS_THRESHOLD		1
 #define SL_BT_CONTROLLER_COMPLETED_PACKETS_EVENTS_TIMEOUT	3

dts/arm/silabs/efr32bg2x.dtsi

@@ -234,7 +234,7 @@
 	};
 
 	bt_hci_silabs: bt_hci_silabs {
-		compatible = "silabs,bt-hci";
+		compatible = "silabs,bt-hci-efr32";
 		status = "disabled";
 	};
 };

dts/arm/silabs/efr32mg.dtsi

@@ -235,7 +235,7 @@
 	};
 
 	bt_hci_silabs: bt_hci_silabs {
-		compatible = "silabs,bt-hci";
+		compatible = "silabs,bt-hci-efr32";
 		status = "disabled";
 	};
 

dts/arm/silabs/efr32mg24.dtsi

@@ -252,7 +252,7 @@
 
 
 	bt_hci_silabs: bt_hci_silabs {
-		compatible = "silabs,bt-hci";
+		compatible = "silabs,bt-hci-efr32";
 		status = "disabled";
 	};
 };

dts/arm/silabs/efr32xg13p.dtsi

@@ -182,7 +182,7 @@
 	};
 
 	bt_hci_silabs: bt_hci_silabs {
-		compatible = "silabs,bt-hci";
+		compatible = "silabs,bt-hci-efr32";
 		status = "disabled";
 	};
 

dts/bindings/bluetooth/silabs,bt-hci.yaml → dts/bindings/bluetooth/silabs,bt-hci-efr32.yaml

@@ -1,12 +1,12 @@
 description: Bluetooth HCI on Silabs boards
 
-compatible: "silabs,bt-hci"
+compatible: "silabs,bt-hci-efr32"
 
 include: bt-hci.yaml
 
 properties:
   bt-hci-name:
-    default: "sl:bt"
+    default: "efr32"
   bt-hci-bus:
     default: "virtual"
   bt-hci-quirks: