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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 32D40C2D0D0 for ; Mon, 24 Jun 2024 04:47:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=oejxNqM31m3FEUfDC/qB5CpnBd4NrCB23kahmEcuh2A=; b=ht4hjQlc42XKoSo/+DRwwizoas K59r4QxQtwAXlb4Y0Yqt7/kF0onLlMcdc6Fs6W7wsM8RBJrsm+1mS7Sm9qQUDcY7EebIsvW8JI0I+ HqFlCiOqIRfMBLTE5baUUu+mw+q59K1luqSmITWsHeJcXL1/vEc9CIIOLDAUn0hkx4UZZ7yJ1KwM+ aNJNBLzyo17te8qt+6FUKIn7o0TM8TspTN61LQCD8cdJ9qed8og7ZbwDP1kkx/iTsiZilo3zNJAVb QRBYWW7zBts1F9NKrVPZTqKeA5NKgbXuR83YScaBxm40/CJWrHWGp2CkNJvGQesSqootMiColR/q9 Y5wVxoSA==; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240623_214707_764140_1D3A3CEF X-CRM114-Status: UNSURE ( 9.61 ) X-CRM114-Notice: Please train this message. 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 On 24/06/2024 03:55, Joel Stanley wrote: > On Sat, 1 Jun 2024 at 05:01, Rob Herring (Arm) wrote: >> >> The standard node name for I2C buses is 'i2c'. > > Unfortunately this can't be merged, as it will break userspace. There > is a lot of code out there that looks up devices based on the device > tree node path: > > https://github.com/openbmc/phosphor-state-manager/blob/3c1351cc2b63178876ef68f4107c9804d2e17dcc/meson.options#L140 Eh, thanks for sharing. That's totally stupid user-space. The sysfs path to /sys/devices, or some grep by compatible, would be fine, but iterating over firmware/DT is just wrong. Reminds me USB and ChromeOS. They could fix their userspace, so probably folks here can as well. I filled a bug. Best regards, Krzysztof