From 8fb4a186677279ce01107430e0f5814d94c5a94b Mon Sep 17 00:00:00 2001
From: Nazar Palamar <nazar.palamar@infineon.com>
Date: Wed, 1 Mar 2023 11:44:41 +0200
Subject: [PATCH] boards: arm: cy8cproto-062-4343w: enable BLE features

Enable BLE features for CY8CPROTO-062-4343W board.

Signed-off-by: Nazar Palamar <nazar.palamar@infineon.com>
---
 .../arm/cy8cproto_062_4343w/Kconfig.defconfig | 30 +++++++++++++++++++
 .../cy8cproto_062_4343w-pinctrl.dtsi          | 17 +++++++++++
 .../cy8cproto_062_4343w.dts                   | 27 +++++++++++++++++
 .../cy8cproto_062_4343w_defconfig             |  3 ++
 4 files changed, 77 insertions(+)

diff --git a/boards/arm/cy8cproto_062_4343w/Kconfig.defconfig b/boards/arm/cy8cproto_062_4343w/Kconfig.defconfig
index 198537aa92..14c47a06e5 100644
--- a/boards/arm/cy8cproto_062_4343w/Kconfig.defconfig
+++ b/boards/arm/cy8cproto_062_4343w/Kconfig.defconfig
@@ -8,4 +8,34 @@ if BOARD_CY8CPROTO_062_4343W
 config BOARD
 	default "cy8cproto_062_4343w"
 
+if WIFI || BT
+
+# Select CYW43XXX part and module
+choice CYW43XXX_PART
+	default CYW4343W
+endchoice
+
+choice CYW4343W_MODULE
+	default CYW4343W_MURATA_1DX
+endchoice
+
+endif # WIFI || BT
+
+
+if BT
+
+# Select HCI components
+config UART
+	bool
+	default y
+
+config BT_UART
+	default y
+
+choice BT_HCI_BUS_TYPE
+	default BT_H4
+endchoice
+
+endif # BT
+
 endif   # BOARD_CY8CPROTO_062_4343W
diff --git a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w-pinctrl.dtsi b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w-pinctrl.dtsi
index 073a5517d7..d86f9b67bf 100644
--- a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w-pinctrl.dtsi
+++ b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w-pinctrl.dtsi
@@ -3,6 +3,23 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+/* Configure pin control bias mode for uart2 pins */
+&p3_1_scb2_uart_tx {
+	drive-push-pull;
+};
+
+&p3_0_scb2_uart_rx {
+	input-enable;
+};
+
+&p3_2_scb2_uart_rts {
+	drive-push-pull;
+};
+
+&p3_3_scb2_uart_cts {
+	input-enable;
+};
+
 /* Configure pin control bias mode for uart5 pins */
 &p5_1_scb5_uart_tx {
 	drive-push-pull;
diff --git a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.dts b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.dts
index c09b64e91f..48544362c2 100644
--- a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.dts
+++ b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w.dts
@@ -22,6 +22,7 @@
 		zephyr,flash = &flash0;
 		zephyr,console = &uart5;
 		zephyr,shell-uart = &uart5;
+		zephyr,bt_uart = &uart2;
 	};
 };
 
@@ -33,6 +34,32 @@
 	pinctrl-names = "default";
 };
 
+&uart2 {
+	status = "okay";
+	/* The UART bus speed (current_speed) for zephyr_bt_uart should be the same
+	 * as the default baudrate defined in CYW43xx firmware (default 115200).
+	 */
+
+	current-speed = <115200>;
+
+	/* HCI-UART pins*/
+	pinctrl-0 = <&p3_1_scb2_uart_tx &p3_0_scb2_uart_rx &p3_2_scb2_uart_rts &p3_3_scb2_uart_cts>;
+	pinctrl-names = "default";
+
+	bt-hci {
+		status = "okay";
+		compatible = "infineon,cyw43xxx-bt-hci";
+		bt-reg-on-gpios = <&gpio_prt3 4 (GPIO_ACTIVE_HIGH)>;
+
+		/* Configuration UART speeds for firmware download (fw-download-speed) and
+		 * HCI operation (hci-operation-speed).
+		 * If hci-operation-speed or fw-download-speed are not defined in bt-hci{...}
+		 * node, cyw43xx driver will use bus/current-speed as default speed.
+		 */
+		fw-download-speed = <3000000>;
+	};
+};
+
 /* System clock configuration */
 &fll0 {
 	status = "okay";
diff --git a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w_defconfig b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w_defconfig
index 937b4b587b..c36ce13e1a 100644
--- a/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w_defconfig
+++ b/boards/arm/cy8cproto_062_4343w/cy8cproto_062_4343w_defconfig
@@ -24,5 +24,8 @@ CONFIG_SERIAL=y
 # Enable pin controller
 CONFIG_PINCTRL=y
 
+# Enable GPIO driver
+CONFIG_GPIO=y
+
 # Enable clock controller
 CONFIG_CLOCK_CONTROL=y