From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 98A70C433F5 for ; Sat, 7 May 2022 02:01:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) id 5AA9FC385A6; Sat, 7 May 2022 02:01:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BEC86C385A8; Sat, 7 May 2022 02:01:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1651888884; bh=9KaWJTrlrcllf4Nf1qdGQm26mk+VRplXKnotFnl9Zr4=; h=Date:From:To:List-Id:Cc:Subject:References:In-Reply-To:From; b=WhUWUESzdSB83R0hrnOOPvZF8xyXFJufwKunfAXr+UTTD/ZXRJnBTBwkdLSWC6xhN bjYEZ5fA1reLGA+d/FVWWAG6wGIydYlEmfn7pESb8MlzGLKD4eiM5GswPCkt8AKvOw D9HvugvG96A8r8P3BzVkwN9vRxqfAC0GepUpJNRZREavLDth9+OqUWmfA3PfyYbzoL dN2ImrGbvIcC5ANQVinoypXP4QfsIQgOoLVjSniilf+JUHOI9iM/ZoGbLh57DMVtf8 Hhkqe/0OPtlPlvaHlqp/95aMQyAgxTTb/8kMzV+j31wi2CNRARwdSiwX3lOJiqlAdc sjndnZYGRtkRw== Date: Sat, 7 May 2022 10:01:15 +0800 From: Shawn Guo To: Marcel Ziswiler List-Id: Cc: linux-arm-kernel@lists.infradead.org, Marcel Ziswiler , Arnd Bergmann , Fabio Estevam , Frank Rowand , Krzysztof Kozlowski , NXP Linux Team , Olof Johansson , Pengutronix Kernel Team , Rob Herring , Russell King , Sascha Hauer , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, soc@kernel.org Subject: Re: [PATCH v3 00/13] ARM: dts: imx6ull-colibri: device tree improvements Message-ID: <20220507020115.GL14615@dragon> References: <20220506132416.273965-1-marcel@ziswiler.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220506132416.273965-1-marcel@ziswiler.com> On Fri, May 06, 2022 at 03:24:03PM +0200, Marcel Ziswiler wrote: > From: Marcel Ziswiler > > > This is a general update of the Colibri iMX6ULL device tree files. > > The Toradex Colibri family is composed of a SoM that can be plugged on > various carrier boards, with carrier boards allowing multiple optional > accessories (e.g. display, camera, ...). > > The device tree sources are structured into a SoM dtsi and a carrier dts > which then includes the SoM dtsi. The SoM dtsi defines and enables the > functionality self-contained on the SoM and prepares for the > functionality provided by the carrier HW or accessories so that the > carrier dts then can enable or amend nodes provided. Accessories are > enabled in overlays depending on HW configuration. > > Please find the following colibri-imx6ull device trees improvements: > > - MMC/SD > The original Colibri specification only defined 3.3 volt TTL signaling > and relied on external on-carrier pull-ups for the SD_DATA[0..3] lines. > The latest carrier boards like Iris V2 on the other hand are now UHS-I > compliant by leaving such external on-carrier pull-ups away relying on > module- or even SoC-level ones which pull up to resp. signaling voltage. > In such cases, the carrier board-level device tree may explicitly delete > the no-1-8-v property to enable full UHS-I support. > Also, fix SD/MMC regulator for the carrier boards using UHS-I modes. > > - FEC > Provide a proper phy-supply for the FEC, actually switched by the 50 Mhz > RMII interface clock using a regulator-fixed-clock that is now properly > stated. The reference commit for such regulator can be found at commit > 8959e5324485 ("regulator: fixed: add possibility to enable by clock"). > > - I2C > Switched on 22 kOhm pull-ups and lower the I2C frequency to 40 kHz to > get more reliable communication. > > - Atmel Touchscreen > The Toradex 7" Capacitive and 10" LVDS touch screens are Atmel MXT > peripherals available on the I2C bus for touchscreen events. Add > atmel_mxt_ts node to the module-level device tree. Also, provide pinmux > configuration for the INT/RST inputs from SODIMM pins 106/107 for most > carrier boards or an external touchscreen adapter inputs configured to > SODIMM pins 28/30. > > Changes in v3: > - Fixed reset GPIO polarity in-line with the following upstream commit: > feedaacdadfc ("Input: atmel_mxt_ts - fix up inverted RESET handler") > - Fixed comment using more common SODIMM followed by number naming. > - Replaced underscores by dashes in GPIO hog node names. > - Added more LVDS specific GPIO hogs in-line with other modules. > - Re-based on top of Shawn's imx/dt branch. > - Dropped [PATCH v2 08/14] dt-bindings: arm: fsl: add > toradex,colibri-imx6ull which already got applied by Shawn. Thanks! > > Changes in v2: > - Fixed pinctrl node names as suggested by Shawn. > - Fix alphabetical node order as suggested by Shawn. > - Dropped [PATCH v1 02/14] ARM: dts: imx6ull-colibri: fix vqmmc > regulator which already got applied by Shawn. Thanks! > - New commit with pinctrl node name improvements as suggested by Shawn. > > Denys Drozdov (4): > ARM: dts: imx6ull-colibri: add touchscreen device nodes > ARM: dts: imx6ull-colibri: update device trees to support overlays > ARM: dts: imx6ull-colibri: add support for toradex iris carrier boards > ARM: dts: imx6ull-colibri: add support for toradex aster carrier > boards > > Marcel Ziswiler (4): > ARM: dts: imx6ull-colibri: fix nand bch geometry > ARM: dts: imx6ull-colibri: add/update some comments > ARM: dts: imx6ull-colibri: move gpio-keys node to som dtsi > ARM: dts: imx6ull-colibri: improve pinctrl node names > > Max Krummenacher (1): > ARM: dts: imx6ull-colibri: change touch i2c parameters > > Oleksandr Suvorov (1): > ARM: dts: imx6ull-colibri: add gpio-line-names > > Philippe Schenker (3): > ARM: dts: imx6ull-colibri: use pull-down for adc pins > ARM: dts: imx6ull-colibri: add phy-supply to fec > ARM: dts: imx6ull-colibri: update usdhc1 pixmux and signaling Applied all, thanks!