Thread (108 messages) 108 messages, 7 authors, 2015-05-25

Re: [Linaro-acpi] [PATCH v2 0/7] Watchdog: introduce ARM SBSA watchdog driver

From: Fu Wei <hidden>
Date: 2015-05-21 09:01:06
Also in: linux-watchdog, lkml

Hi Arnd,

Great thanks for your review! :-)

On 21 May 2015 at 16:46, Arnd Bergmann [off-list ref] wrote:
On Thursday 21 May 2015 16:32:29 fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org wrote:
quoted
This patchset:

    (1)Export "arch_timer_get_rate" in arm_arch_timer.c for the
    other drivers, like SBSA watchdog driver

    (2)Introduce Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt
    for FDT info of SBSA Generic Watchdog, and give two examples of
    adding SBSA Generic Watchdog device node into the dts files:
    foundation-v8.dts and amd-seattle-soc.dtsi.

    (3)Introduce "pretimeout" into the watchdog framework, and update
    Documentation/watchdog/watchdog-kernel-api.txt to introduce:
        (1)the new elements in the watchdog_device and watchdog_ops struct;
        (2)the new API "watchdog_init_timeouts".

    (4)Introduce ARM SBSA watchdog driver:
        a.Use linux kernel watchdog framework;
        b.Work with FDT on ARM64;
        c.Use "pretimeout" in watchdog framework;
        d.In first timeout(WS0), do panic to save system context;
        e.Support geting timeout and pretimeout from parameter and FDT
          at the driver init stage.
Looks all good to me, please add

Acked-by: Arnd Bergmann <redacted>

for patches 1-6.
Great! happy to do so :-)
quoted
    (5)Parse SBSA Generic Watchdog Structure in GTDT table of ACPI,
    and create a platform device with that information.
    This platform device can be used by This Watchdog driver.
This needs to be reviewed by someone who understands ACPI.
yes, maybe Hanjun and Al can help :-)
        Arnd


-- 
Best regards,

Fu Wei
Software Engineer
Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch
Ph: +86 21 61221326(direct)
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