From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christopher Covington Subject: Re: [PATCH v3 0/5] ACPI: parse the SPCR table Date: Tue, 16 Feb 2016 21:36:10 -0500 Message-ID: References: <1455559532-8305-1-git-send-email-aleksey.makarov@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <1455559532-8305-1-git-send-email-aleksey.makarov@linaro.org> Sender: linux-acpi-owner@vger.kernel.org To: Aleksey Makarov , linux-acpi@vger.kernel.org Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Russell King , Greg Kroah-Hartman , "Rafael J . Wysocki" , Leif Lindholm , Graeme Gregory , Al Stone List-Id: linux-serial@vger.kernel.org On February 15, 2016 1:05:24 PM EST, Aleksey Makarov wrote: >This patchset is based on the patchset by Leif Lindholm [1] > >'ARM Server Base Boot Requirements' [2] mentions SPCR (Serial Port >Console Redirection Table) [3] as a mandatory ACPI table that >specifies the configuration of serial console. > >SPCR support is included in QEMU's ARM mach-virt since 2.4 release. > >Introduce a new function acpi_console_check(). At the uart port >registration, this function checks if the ACPI SPCR table specifies >its argument of type struct uart_port to be a console >and if so calls add_preferred_console(). > >Use SPCR to tell if SBSA serial driver should use 32-bit access to >registers. On QDF2432: Tested-by: Christopher Covington -- Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project Sent from my Snapdragon powered Android device with K-9 Mail. Please excuse my brevity.