Linux bluetooth development
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From: kaihsin Chung <kaihsin.chung@synaptics.corp-partner.google.com>
To: linux-bluetooth@vger.kernel.org
Cc: marcel@holtmann.org, luiz.dentz@gmail.com,
	devicetree@vger.kernel.org, robh@kernel.org, krzk+dt@kernel.org,
	conor+dt@kernel.org, linux-kernel@vger.kernel.org,
	kaihsin Chung <kaihsin.chung@synaptics.com>
Subject: [PATCH v7 2/2] Bluetooth: btbcm: Add Synaptics 4384 chip support
Date: Wed, 27 May 2026 17:08:49 +0800	[thread overview]
Message-ID: <20260527090849.3647601-3-kaihsin.chung@synaptics.com> (raw)
In-Reply-To: <20260527090849.3647601-1-kaihsin.chung@synaptics.com>

Add support for the Synaptics 4384 Bluetooth controller
by adding the corresponding chip IDs and device tree
matching support.

Signed-off-by: Kaihsin Chung <kaihsin.chung@synaptics.com>
---
 drivers/bluetooth/btbcm.c   | 6 +++++-
 drivers/bluetooth/hci_bcm.c | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c
index f9a7c790d7e2..1164cca40324 100644
--- a/drivers/bluetooth/btbcm.c
+++ b/drivers/bluetooth/btbcm.c
@@ -31,6 +31,7 @@
 #define BDADDR_BCM4334B0 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb0, 0x34, 0x43}})
 #define BDADDR_BCM4345C5 (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0xc5, 0x45, 0x43}})
 #define BDADDR_BCM43341B (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0x1b, 0x34, 0x43}})
+#define BDADDR_BCM4384B0 (&(bdaddr_t) {{0x93, 0x76, 0x00, 0xb0, 0x84, 0x43}})
 
 #define BCM_FW_NAME_LEN			64
 #define BCM_FW_NAME_COUNT_MAX		4
@@ -130,7 +131,8 @@ int btbcm_check_bdaddr(struct hci_dev *hdev)
 	    !bacmp(&bda->bdaddr, BDADDR_BCM4345C5) ||
 	    !bacmp(&bda->bdaddr, BDADDR_BCM43430A0) ||
 	    !bacmp(&bda->bdaddr, BDADDR_BCM43430A1) ||
-	    !bacmp(&bda->bdaddr, BDADDR_BCM43341B)) {
+	    !bacmp(&bda->bdaddr, BDADDR_BCM43341B) ||
+	    !bacmp(&bda->bdaddr, BDADDR_BCM4384B0)) {
 		/* Try falling back to BDADDR EFI variable */
 		if (btbcm_set_bdaddr_from_efi(hdev) != 0) {
 			bt_dev_info(hdev, "BCM: Using default device address (%pMR)",
@@ -515,6 +517,8 @@ static const struct bcm_subver_table bcm_uart_subver_table[] = {
 	{ 0x4106, "BCM4335A0"	},	/* 002.001.006 */
 	{ 0x410c, "BCM43430B0"	},	/* 002.001.012 */
 	{ 0x2119, "BCM4373A0"	},	/* 001.001.025 */
+	{ 0x2128, "BCM4384A0" },/* 001.001.040 */
+	{ 0x4119, "BCM4384B0"},/* 002.001.025 */
 	{ }
 };
 
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 874d23089b39..783346a4a59b 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -1609,6 +1609,7 @@ static const struct of_device_id bcm_bluetooth_of_match[] = {
 	{ .compatible = "brcm,bcm4335a0" },
 	{ .compatible = "cypress,cyw4373a0-bt", .data = &cyw4373a0_device_data },
 	{ .compatible = "infineon,cyw55572-bt", .data = &cyw55572_device_data },
+	{ .compatible = "brcm,bcm4384-bt" },
 	{ },
 };
 MODULE_DEVICE_TABLE(of, bcm_bluetooth_of_match);
-- 
2.43.0


      parent reply	other threads:[~2026-05-27  9:09 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-08  8:32 [PATCH] Bluetooth: Add Synaptcis 4384 Chip Support kaihsin
2026-04-08  8:46 ` Paul Menzel
2026-04-08 14:46   ` Luiz Augusto von Dentz
2026-04-08  9:21 ` [PATCH v2] Bluetooth: Add Synaptics " kaihsin Chung
2026-04-08 10:31   ` [v2] " bluez.test.bot
2026-04-08  9:21 ` Bluetooth: Add Synaptcis " bluez.test.bot
2026-04-09  1:30 ` [PATCH v3] Bluetooth: Add Synaptics " kaihsin Chung
2026-04-09 20:19   ` [v3] " bluez.test.bot
2026-04-10 14:16     ` Luiz Augusto von Dentz
2026-04-29  9:32       ` Kaihsin Chung
2026-04-09 20:20 ` Bluetooth: Add Synaptcis " bluez.test.bot
2026-05-13  2:20 ` [PATCH v4] Bluetooth: Add Synaptics " kaihsin Chung
2026-05-13  4:40   ` [v4] " bluez.test.bot
2026-05-15 15:42     ` Luiz Augusto von Dentz
2026-05-20  9:01 ` [PATCH v6 0/2] Add Synaptics BCM4384 Bluetooth support kaihsin Chung
2026-05-20  9:01   ` [PATCH v6 1/2] dt-bindings: net: bluetooth: Add brcm,bcm4384-bt kaihsin Chung
2026-05-20 11:19     ` Krzysztof Kozlowski
2026-05-20 11:39     ` Add Synaptics BCM4384 Bluetooth support bluez.test.bot
2026-05-20  9:01   ` [PATCH v6 2/2] Bluetooth: btbcm: Add Synaptics 4384 chip support kaihsin Chung
2026-05-27  9:08 ` [PATCH v7 0/2] Add Synaptics BCM4384 Bluetooth support kaihsin Chung
2026-05-27  9:08   ` [PATCH v7 1/2] dt-bindings: net: bluetooth: Add brcm,bcm4384-bt kaihsin Chung
2026-05-27 13:12     ` Krzysztof Kozlowski
2026-05-27  9:08   ` kaihsin Chung [this message]

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