From: Guenter Roeck <linux@roeck-us.net>
To: Evan Benn <evanbenn@chromium.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Leonard Crestez <leonard.crestez@nxp.com>,
Will Deacon <will@kernel.org>,
xingyu.chen@amlogic.com, Rob Herring <robh@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Anson Huang <Anson.Huang@nxp.com>,
Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>,
Valentin Schneider <valentin.schneider@arm.com>,
linux-watchdog@vger.kernel.org,
linux-mediatek@lists.infradead.org,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Wim Van Sebroeck <wim@linux-watchdog.org>,
linux-arm-kernel@lists.infradead.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Vinod Koul <vkoul@kernel.org>, Olof Johansson <olof@lixom.net>,
jwerner@chromium.org, Shawn Guo <shawnguo@kernel.org>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH v2 2/2] watchdog: Add new arm_smd_wdt watchdog driver
Date: Thu, 2 Apr 2020 23:00:48 -0700 [thread overview]
Message-ID: <20200403060048.GA206691@roeck-us.net> (raw)
In-Reply-To: <20200403162742.v2.2.Ia92bb4d4ce84bcefeba1d00aaa1c1e919b6164ef@changeid>
On Fri, Apr 03, 2020 at 04:29:00PM +1100, Evan Benn wrote:
> From: Julius Werner <jwerner@chromium.org>
>
> This patch adds a watchdog driver that can be used on ARM systems
> with the appropriate watchdog implemented in Secure Monitor firmware.
> The driver communicates with firmware via a Secure Monitor Call.
> This may be useful for platforms using TrustZone that want
> the Secure Monitor firmware to have the final control over the watchdog.
>
> This is implemented on mt8173 chromebook devices oak, elm and hana in
> arm trusted firmware file plat/mediatek/mt8173/drivers/wdt/wdt.c.
>
> Signed-off-by: Julius Werner <jwerner@chromium.org>
> Signed-off-by: Evan Benn <evanbenn@chromium.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Guenter
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next prev parent reply other threads:[~2020-04-03 6:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-03 5:28 [PATCH v2 0/2] Add a watchdog driver that uses ARM Secure Monitor Calls Evan Benn
2020-04-03 5:28 ` [PATCH v2 1/2] dt-bindings: watchdog: Add ARM smc wdt for mt8173 watchdog Evan Benn
2020-04-03 5:29 ` [PATCH v2 2/2] watchdog: Add new arm_smd_wdt watchdog driver Evan Benn
2020-04-03 6:00 ` Guenter Roeck [this message]
2020-04-03 22:56 ` Julius Werner
2020-04-04 1:00 ` Evan Benn
2020-04-03 6:08 ` [PATCH v2 0/2] Add a watchdog driver that uses ARM Secure Monitor Calls Evan Benn
[not found] ` <CAKz_xw0gV+w_gMkLfB4qUBdULLfFoiv1TBWp9_PHy33wP_XWyA@mail.gmail.com>
[not found] ` <890948ef-7276-fdae-d270-eb30eff3eab2@amlogic.com>
2020-04-15 11:54 ` Xingyu Chen
2020-04-15 22:29 ` Julius Werner
2020-04-15 23:12 ` Guenter Roeck
2020-04-16 0:46 ` Evan Benn
2020-04-16 0:56 ` Julius Werner
2020-04-16 3:48 ` Florian Fainelli
2020-04-21 1:08 ` Evan Benn
2020-04-21 2:36 ` Florian Fainelli
2020-04-16 3:23 ` Xingyu Chen
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