From: Rob Herring <robh@kernel.org>
To: Sam Protsenko <semen.protsenko@linaro.org>
Cc: devicetree@vger.kernel.org,
Wim Van Sebroeck <wim@linux-watchdog.org>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
linux-watchdog@vger.kernel.org,
linux-samsung-soc@vger.kernel.org,
Rob Herring <robh+dt@kernel.org>,
Guenter Roeck <linux@roeck-us.net>
Subject: Re: [PATCH v3 02/12] dt-bindings: watchdog: Document Exynos850 watchdog bindings
Date: Fri, 12 Nov 2021 16:43:22 -0600 [thread overview]
Message-ID: <YY7uCs9gxBPoigOc@robh.at.kernel.org> (raw)
In-Reply-To: <20211107202943.8859-3-semen.protsenko@linaro.org>
On Sun, 07 Nov 2021 22:29:33 +0200, Sam Protsenko wrote:
> Exynos850 SoC has two CPU clusters:
> - cluster 0: contains CPUs #0, #1, #2, #3
> - cluster 1: contains CPUs #4, #5, #6, #7
>
> Each cluster has its own dedicated watchdog timer. Those WDT instances
> are controlled using different bits in PMU registers, new
> "samsung,index" property is added to tell the driver which bits to use
> for defined watchdog node.
>
> Also on Exynos850 the peripheral clock and the source clock are two
> different clocks. Provide a way to specify two clocks in watchdog device
> tree node.
>
> Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
> ---
> Changes in v3:
> - Renamed "samsung,index" property to more descriptive
> "samsung,cluster-index"
> - Disabled "samsung,cluster-index" property for SoCs other than
> Exynos850
>
> Changes in v2:
> - Stated explicitly that Exynos850 driver requires 2 clocks
> - Used single compatible for Exynos850
> - Added "index" property to specify CPU cluster index
> - Fixed a typo in commit message: dedicater -> dedicated
>
> .../bindings/watchdog/samsung-wdt.yaml | 45 +++++++++++++++++--
> 1 file changed, 41 insertions(+), 4 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2021-11-12 22:43 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-07 20:29 [PATCH v3 00/12] watchdog: s3c2410: Add Exynos850 support Sam Protsenko
2021-11-07 20:29 ` [PATCH v3 01/12] dt-bindings: watchdog: Require samsung,syscon-phandle for Exynos7 Sam Protsenko
2021-11-17 13:33 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 02/12] dt-bindings: watchdog: Document Exynos850 watchdog bindings Sam Protsenko
2021-11-08 13:08 ` Krzysztof Kozlowski
2021-11-12 22:43 ` Rob Herring [this message]
2021-11-17 13:34 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 03/12] watchdog: s3c2410: Fail probe if can't find valid timeout Sam Protsenko
2021-11-17 13:34 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 04/12] watchdog: s3c2410: Let kernel kick watchdog Sam Protsenko
2021-11-17 13:34 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 05/12] watchdog: s3c2410: Make reset disable register optional Sam Protsenko
2021-11-17 13:35 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 06/12] watchdog: s3c2410: Extract disable and mask code into separate functions Sam Protsenko
2021-11-17 13:35 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 07/12] watchdog: s3c2410: Implement a way to invert mask reg value Sam Protsenko
2021-11-17 13:35 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 08/12] watchdog: s3c2410: Add support for WDT counter enable register Sam Protsenko
2021-11-17 13:36 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 09/12] watchdog: s3c2410: Cleanup PMU related code Sam Protsenko
2021-11-17 13:36 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 10/12] watchdog: s3c2410: Support separate source clock Sam Protsenko
2021-11-08 13:24 ` Krzysztof Kozlowski
2021-11-17 13:37 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 11/12] watchdog: s3c2410: Remove superfluous err label Sam Protsenko
2021-11-17 13:37 ` Guenter Roeck
2021-11-07 20:29 ` [PATCH v3 12/12] watchdog: s3c2410: Add Exynos850 support Sam Protsenko
2021-11-08 13:25 ` Krzysztof Kozlowski
2021-11-17 13:37 ` Guenter Roeck
2021-11-20 20:29 ` Guenter Roeck
2021-11-21 16:25 ` Sam Protsenko
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