Return-Path: MIME-Version: 1.0 From: Adam Ford Date: Wed, 21 Mar 2018 10:31:55 -0500 Message-ID: Subject: WL1837-st on imx6 request_firmware failed with 4.16-RC6 To: "open list:BLUETOOTH DRIVERS" , arm-soc Content-Type: text/plain; charset="UTF-8" Sender: linux-bluetooth-owner@vger.kernel.org List-ID: I have an i.MX6 board and I am trying to get Bluetooth operational on 4.16-RC6 using the default imx_v6_v7_defconfig I have my device tree configured as follows: &uart2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart2>; uart-has-rtscts; status = "okay"; bluetooth { compatible = "ti,wl1837-st"; enable-gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>; }; }; I have the firmware TIInit_11.8.32 available in /lib/firmware/ti-connectivity # ls -l /lib/firmware/ti-connectivity/ total 2748 -rwxrwxrwx 1 root root 53488 Mar 21 2018 TIInit_10.6.15.bts -rwxrwxrwx 1 root root 70313 Mar 21 2018 TIInit_11.8.32.bts -rwxrwxrwx 1 root root 14610 Mar 21 2018 TIInit_12.10.28.bts -rwxrwxrwx 1 root root 70313 Mar 21 2018 TIInit_12.8.32.bts -rwxrwxrwx 1 root root 48909 Jan 4 2018 TIInit_7.2.31.bts -rwxrwxrwx 1 root root 50695 Mar 21 2018 TIInit_7.6.15.bts However, when the Bluetooth driver loads, it appears it cannot locate the proper firmware image. [ 0.176338] Bluetooth: Core ver 2.22 [ 0.176453] Bluetooth: HCI device and connection manager initialized [ 0.176529] Bluetooth: HCI socket layer initialized [ 0.176563] Bluetooth: L2CAP socket layer initialized [ 0.176705] Bluetooth: SCO socket layer initialized [ 2.043237] Bluetooth: HCI UART driver ver 2.3 [ 2.047710] Bluetooth: HCI UART protocol H4 registered [ 2.055090] Bluetooth: HCI UART protocol LL registered [ 2.130658] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts [ 2.147064] Bluetooth: hci0: download firmware failed, retrying... [ 2.218509] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts [ 2.227752] Bluetooth: hci0: download firmware failed, retrying... [ 2.288584] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts [ 2.306472] Bluetooth: hci0: download firmware failed, retrying... [ 2.380161] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts [ 2.389459] Bluetooth: hci0: download firmware failed, retrying... I was hoping someone might have some insight on what might be the issue. Thanks adam pinctrl_uart2: uart2grp { fsl,pins = < MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA 0x1b0b1 MX6QDL_PAD_SD4_DAT5__UART2_RTS_B 0x1b0b1 MX6QDL_PAD_SD4_DAT6__UART2_CTS_B 0x1b0b1 MX6QDL_PAD_SD4_DAT7__UART2_TX_DATA 0x1b0b1 MX6QDL_PAD_SD3_RST__GPIO7_IO08 0x13059 /* BT_EN */ >; };