From: Guenter Roeck <linux@roeck-us.net>
To: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
linux-watchdog@vger.kernel.org,
Project_Global_Chrome_Upstream_Group@mediatek.com,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org
Subject: Re: [PATCH v3 1/2] dt-bindings: watchdog: mtk-wdt: Add reset-by-toprgu support
Date: Tue, 31 Jan 2023 08:47:17 -0800 [thread overview]
Message-ID: <20230131164717.GA3596213@roeck-us.net> (raw)
In-Reply-To: <20230117014023.2993-2-allen-kh.cheng@mediatek.com>
On Tue, Jan 17, 2023 at 09:40:22AM +0800, Allen-KH Cheng wrote:
> In some applications, the mtk-wdt requires the TOPRGU (Top Reset
> Generation Unit) to reset timer after system resets. Add optional
> mediatek,reset-by-toprgu property to enable it.
>
> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
> ---
> .../devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
> index b3605608410c..55b34461df1b 100644
> --- a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
> +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
> @@ -52,6 +52,12 @@ properties:
> description: Disable sending output reset signal
> type: boolean
>
> + mediatek,reset-by-toprgu:
> + description: The Top Reset Generation Unit (TOPRGU) generates reset signals
> + and distributes them to each IP. If present, the watchdog timer will be
> + reset by TOPRGU once system resets.
> + type: boolean
> +
> '#reset-cells':
> const: 1
>
next prev parent reply other threads:[~2023-01-31 16:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-17 1:40 [PATCH v3 0/2] mtk-wdt: Add reset-by-toprgu support Allen-KH Cheng
2023-01-17 1:40 ` [PATCH v3 1/2] dt-bindings: watchdog: " Allen-KH Cheng
2023-01-17 11:10 ` Krzysztof Kozlowski
2023-01-31 16:47 ` Guenter Roeck [this message]
2023-01-17 1:40 ` [PATCH v3 2/2] watchdog: mtk_wdt: Add reset_by_toprgu support Allen-KH Cheng
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