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[59.124.75.166]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8479ff8c584sm3504322b3a.2.2026.07.01.01.01.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jul 2026 01:01:53 -0700 (PDT) From: Kaihsin Chung X-Google-Original-From: Kaihsin Chung To: linux-bluetooth@vger.kernel.org Cc: marcel@holtmann.org, luiz.dentz@gmail.com, linux-kernel@vger.kernel.org, Kaihsin Chung Subject: [PATCH v9] Bluetooth: btbcm: Add Synaptics 4384 chip support Date: Wed, 1 Jul 2026 16:01:38 +0800 Message-ID: <20260701080138.3786003-1-kaihsin.chung@synaptics.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260624081947.2495351-1-kaihsin.chung@synaptics.com> References: <20260624081947.2495351-1-kaihsin.chung@synaptics.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add support for the Synaptics 4384 Bluetooth controller by adding the corresponding chip IDs. Verify the change on the VIM3 platform Changes in v9: - Align bcm_uart_subver_table formatting. - Group the Broadcom DT compatible entries together. - Capitalize the author's given name. Signed-off-by: Kaihsin Chung --- 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 463d59890bef..63c4c788d9c4 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)", @@ -514,6 +516,8 @@ 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 1a4fc3882fd2..6773079d4af4 100644 --- a/drivers/bluetooth/hci_bcm.c +++ b/drivers/bluetooth/hci_bcm.c @@ -1592,6 +1592,7 @@ static const struct of_device_id bcm_bluetooth_of_match[] = { { .compatible = "brcm,bcm4349-bt", .data = &bcm43438_device_data }, { .compatible = "brcm,bcm43540-bt", .data = &bcm4354_device_data }, { .compatible = "brcm,bcm4335a0" }, + { .compatible = "brcm,bcm4384-bt" }, { .compatible = "cypress,cyw4373a0-bt", .data = &cyw4373a0_device_data }, { .compatible = "infineon,cyw55572-bt", .data = &cyw55572_device_data }, { }, -- 2.43.0