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=-6.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 AFA37C433DB for ; Fri, 12 Mar 2021 22:13:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E4D164F29 for ; Fri, 12 Mar 2021 22:13:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235496AbhCLWMx (ORCPT ); Fri, 12 Mar 2021 17:12:53 -0500 Received: from mail.kernel.org ([198.145.29.99]:51052 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235495AbhCLWMr (ORCPT ); Fri, 12 Mar 2021 17:12:47 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6E07864F2D; Fri, 12 Mar 2021 22:12:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615587167; bh=EPVNavQ8mQcIPlKa3lsb4lp6iLJm+8sfFbqye9bNnm8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dOTu/yIxAjm9cR8ju5H0e3Pvj8zvz5eW02kqzGxa8wTOVYJf6mbaVZEJb824E8cV5 T/25AUmCdfP8aDminddmVytmHNyVHEXaeZCnbMq50wTZb3AZlX5Z78Fl58P4HPUS+P 89rrZqkxUGgYb9p5WaB74JLlXuf7Aj3YACZPc7e7Mn1Pms7HW85kVeZMoWgk8ldA7t OZ7DvxyWZ7CuHlySr3BzXsmgKKlDPuYBlOlieOncvX01mYBREskSlMcl2/pZFNCOHt 4TqlV968QGpOddcpqqZTH1hNM6z3ABJin32tIV8jx7E4pcahLfCsbHykjEFhsSTMMc RIPjvi7masRPg== Date: Fri, 12 Mar 2021 17:12:46 -0500 From: Sasha Levin To: Jeremy Linton Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Florian Fainelli , Ulf Hansson , linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com Subject: Re: [PATCH AUTOSEL 5.10 11/47] mmc: sdhci-iproc: Add ACPI bindings for the RPi Message-ID: References: <20210302115646.62291-1-sashal@kernel.org> <20210302115646.62291-11-sashal@kernel.org> <445ed4c0-3b2c-1371-931d-b0de7bdb497a@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <445ed4c0-3b2c-1371-931d-b0de7bdb497a@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org On Tue, Mar 02, 2021 at 10:16:59AM -0600, Jeremy Linton wrote: >Hi, > > >On 3/2/21 5:56 AM, Sasha Levin wrote: >>From: Jeremy Linton >> >>[ Upstream commit 4f9833d3ec8da34861cd0680b00c73e653877eb9 ] >> >>The RPi4 has an Arasan controller it carries over from the RPi3 and a newer >>eMMC2 controller. Because of a couple of quirks, it seems wiser to bind >>these controllers to the same driver that DT is using on this platform >>rather than the generic sdhci_acpi driver with PNP0D40. >> >>So, BCM2847 describes the older Arasan and BRCME88C describes the newer >>eMMC2. The older Arasan is reusing an existing ACPI _HID used by other OSes >>booting these tables on the RPi. >> >>With this change, Linux is capable of utilizing the SD card slot, and the >>Wi-Fi when booted with UEFI+ACPI on the RPi4. > >For this to actually work on kernels < 5.11 you also need: > >c5b1c6dc13da mmc: sdhci: Update firmware interface API I'll take this one for 5.10 then, thanks! -- Thanks, Sasha