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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D6EDC48BDF for ; Tue, 15 Jun 2021 23:51:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F41B26023C for ; Tue, 15 Jun 2021 23:51:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231589AbhFOXxl (ORCPT ); Tue, 15 Jun 2021 19:53:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230082AbhFOXxi (ORCPT ); Tue, 15 Jun 2021 19:53:38 -0400 Received: from m-r1.th.seeweb.it (m-r1.th.seeweb.it [IPv6:2001:4b7a:2000:18::170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 331C3C061574 for ; Tue, 15 Jun 2021 16:51:30 -0700 (PDT) Received: from [192.168.1.101] (83.6.168.161.neoplus.adsl.tpnet.pl [83.6.168.161]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by m-r1.th.seeweb.it (Postfix) with ESMTPSA id ECC0D1F568; Wed, 16 Jun 2021 01:51:26 +0200 (CEST) Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: Add support for SONY Xperia 1 II / 5 II (Edo platform) To: Bjorn Andersson Cc: ~postmarketos/upstreaming@lists.sr.ht, martin.botka@somainline.org, angelogioacchino.delregno@somainline.org, marijn.suijten@somainline.org, jamipkettunen@somainline.org, Andy Gross , Rob Herring , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Kees Cook , Anton Vorontsov , Colin Cross , Tony Luck References: <20210612192358.62602-1-konrad.dybcio@somainline.org> <20210612192358.62602-3-konrad.dybcio@somainline.org> From: Konrad Dybcio Message-ID: <1455b8ba-f075-e0f4-885e-3e57a42c75cf@somainline.org> Date: Wed, 16 Jun 2021 01:51:26 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16.06.2021 01:45, Bjorn Andersson wrote: > On Sat 12 Jun 14:23 CDT 2021, Konrad Dybcio wrote: > >> Add support for SONY Xperia 1 II and 5 II smartphones (read one/five mark two). >> They are based on the Qualcomm SM8250 chipset and both feature 5G modems. There >> also exists a third Edo board, namely the Xperia PRO (PDX204), but it's $2500 >> and no developers have obtained it so far (to my knowledge). >> >> The devices are affected by a scary UFS behaviour where sending a certain UFS >> command (which is worked around on downstream) renders the device unbootable, >> by effectively erasing the bootloader. Therefore UFS AND UFSPHY are strictly >> disabled for now. >> > Ouch, that's expensive paper weights. Let's hope someone can shed some > light on the UFS situation. Angelo expressed his concerns here [1], and is trying to resolve the situation in a sane(-ish, it's not possible for it to be completely sane..)  way. Hopefully more updates can follow suit and we won't have to stick to SD cards forever.. [1] https://lkml.org/lkml/2021/6/11/1114 Konrad