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b=mGxgiW0HLd56ARsb448DjEhxTl YY/dJOylCz3UmiQSzcTqix8Dnx1fm27hErHNngSJ3m5WjS74Ppog2uePEzTAh7zmr0FGpdnh/2pWd 2368AnWdWTCS0X+1efQ0XAHr/zxQB+hrpHQbRW9TuA2Mu93IIDSdQmYS+P1vSD0I0qSE=; Received: from [95.248.69.182] (port=60980 helo=bywater.localnet) by esm19.siteground.biz with essmtpa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.99.3) (envelope-from ) id 1wX3EN-00000000JTf-485z; Tue, 09 Jun 2026 20:39:28 +0000 From: Francesco Valla To: Joseph Guo Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Daniel Baluta , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, steven.yang@nxp.com Subject: Re: [EXT] Re: [PATCH] arm64: dts: imx93-11x11-frdm: enable additional devices Date: Tue, 09 Jun 2026 22:39:27 +0200 Message-ID: In-Reply-To: References: <20260115-imx93_devices-v1-1-b2c840cafa2e@valla.it> <_j4Ik3AsS5yfKb4Y7cSB1w@valla.it> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - esm19.siteground.biz X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - valla.it X-Source: X-Source-Args: X-Source-Dir: X-SGantispam-id: c01604b70a737d88e66c3cb6615420a6 X-AntiAbuse: ID - c01604b70a737d88e66c3cb6615420a6 AntiSpam-DLS: false AntiSpam-DLSP: AntiSpam-DLSRS: AntiSpam-TS: 1.0 CFBL-Address: feedback@antispam.mailspamprotection.com; report=arf CFBL-Feedback-ID: 1wX3Ei-00000005RDD-1LXs-feedback@antispam.mailspamprotection.com Authentication-Results: outgoing.instance-europe-west4-5dnl.prod.antispam.mailspamprotection.com; iprev=pass (214.173.214.35.bc.googleusercontent.com) smtp.remote-ip=35.214.173.214; auth=pass (LOGIN) smtp.auth=esm19.siteground.biz; dkim=pass header.d=valla.it header.s=default header.a=rsa-sha256; arc=none X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_133957_528761_F951CD1C X-CRM114-Status: GOOD ( 21.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Joseph, On luned=C3=AC 8 giugno 2026 07:14:24 Ora legale dell=E2=80=99Europa centra= le Joseph Guo=20 wrote: > On 6/5/2026 7:36 PM, Francesco Valla wrote: > > Caution: This is an external email. Please take care when clicking links > > or opening attachments. When in doubt, report the message using the > > 'Report this email' button > >=20 > >=20 > > Hi Joseph, > >=20 > > On venerd=C3=AC 5 giugno 2026 10:59:08 Ora legale dell=E2=80=99Europa c= entrale Joseph > > Guo>=20 > > wrote: > >> On Thu, Jan 15, 2026 at 06:11:34PM +0100, Francesco Valla wrote: > >>> Enable additional devices on the i.MX93 FRDM board: > >>> - CAN port and associated transceiver > >>> - Bluetooth portion of the IW612 chipset > >>> - WiFi SDIO port > >>> - user buttons > >>>=20 > >>> The WiFi portion of the on-board IW612 chipset is still not supported > >>> upstream, but since SDIO is a discoverable bus it will be probed once= it > >>> is. > >>>=20 > >>> Signed-off-by: Francesco Valla > >>> --- > >=20 > > [...] > >=20 > >> Hi Francesco, > >>=20 > >> Do you ever tried bluetooth feature? The bluetooth failed to scan with > >> 'device-wakeup-gpios' property. > >>=20 > >> Regards, > >> Joseph > >=20 > > Yes, Bluetooth was tested using bluetoothctl, I just briefly re-tested = it > > with latest master branch (7.1.0-rc6). > >=20 > > Can you clarify what you mean with "The bluetooth failed to scan > > with 'device-wakeup-gpios' property."? >=20 > Hi Francesco, >=20 > If 'device-wakeup-gpios' property is set. The bluetoothctl can work, but > errors will show up if try to scan the bluetooth devices. >=20 > [bluetoothctl]> scan on > SetDiscoveryFilter success > Failed to start discovery: org.bluez.Error.InProgress > hci0 class of device changed: 0x000000 > hci0 new_settings: bondable ssp br/edr le secure-conn cis-central > cis-peripheral iso-broadcaster sync-receiver ll-privacy past-sender > past-receiver [CHG] Controller 20:BA:36:5C:B0:D8 Class: 0x00000000 (0) > [CHG] Controller 20:BA:36:5C:B0:D8 Powered: no > [CHG] Controller 20:BA:36:5C:B0:D8 Discovering: no > [CHG] Controller 20:BA:36:5C:B0:D8 PowerState: on > [bluetoothctl]> discoverable on > Failed to set discoverable on: org.bluez.Error.Failed >=20 > After remove the 'device-wakeup-gpios' node. The bluetooth can work > normally. This is not my experience: [bluetoothctl]> scan on SetDiscoveryFilter success hci0 type 7 discovering on Discovery started [CHG] Controller B8:F4:4F:AA:9D:1C Discovering: yes [NEW] Device C4:DE:E2:52:B9:96 BWT Perla BLue 16L 0025-003A [bluetoothctl]> discoverable on hci0 new_settings: powered connectable bondable ssp br/edr le secure-conn c= is- central cis-peripheral iso-broadcaster sync-receiver ll-privacy past-sender= =20 past-receiver=20 [CHG] Controller B8:F4:4F:AA:9D:1C Connectable: yes hci0 new_settings: powered connectable discoverable bondable ssp br/edr le= =20 secure-conn cis-central cis-peripheral iso-broadcaster sync-receiver ll- privacy past-sender past-receiver=20 Changing discoverable on succeeded [CHG] Controller B8:F4:4F:AA:9D:1C Discoverable: yes I also enabled the driver debug prints (through #define DEBUG) and can conf= irm that the GPIO is being driven: root@imx93-11x11-frdm:~# dmesg|grep h2c [ 13.524321] hci0: Set Wakeup Method response: status=3D0, h2c_wakeupmode= =3D4 [ 15.586748] hci0: Set h2c_ps_gpio: high [ 28.459963] hci0: Set h2c_ps_gpio: low [ 32.034623] hci0: Set h2c_ps_gpio: high Maybe we have a different board revision? Do you know if there is a way I c= an read mine? Regards, =46rancesco