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SubjectRe: [PATCH v3 02/12] dt-bindings: watchdog: Document Exynos850 watchdog bindings
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On 07/11/2021 21:29, 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: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>


Best regards,
Krzysztof

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