From mboxrd@z Thu Jan 1 00:00:00 1970 From: timur@codeaurora.org (Timur Tabi) Date: Tue, 4 Apr 2017 15:39:04 -0500 Subject: [PATCH v23 00/11] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer In-Reply-To: <20170331175105.8370-1-fu.wei@linaro.org> References: <20170331175105.8370-1-fu.wei@linaro.org> Message-ID: <58003cb9-e190-925d-f5af-947159cbd040@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 03/31/2017 12:50 PM, fu.wei at linaro.org wrote: > This patchset: > (1)Preparation for adding GTDT support in arm_arch_timer: > 1. Introduce a MMIO CNTFRQ helper. > 2. separate out device-tree code from arch_timer_detect_rate > 3. remove arch_timer_detect_rate use arch_timer_*get_cntfrq directly > 4. Refactor arch_timer_needs_probing, and move it into DT init call > 5. Introduce some new structs and refactor the MMIO timer init code > for reusing some common code. > > (2)Introduce ACPI GTDT parser: drivers/acpi/arm64/acpi_gtdt.c > Parse all kinds of timer in GTDT table of ACPI:arch timer, > memory-mapped timer and SBSA Generic Watchdog timer. > This driver can help to simplify all the relevant timer drivers, > and separate all the ACPI GTDT knowledge from them. > > (3)Simplify ACPI code for arm_arch_timer > > (4)Add GTDT support for ARM memory-mapped timer. > > This patchset has been tested on the following platforms with ACPI enabled: > (1)ARM Foundation v8 model > > Changelog: > v23: https://lkml.org/lkml/2017/3/31/ v23: Tested-by: Timur Tabi -- Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.