From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Lee Jones <lee.jones@linaro.org>,
Liam Girdwood <lgirdwood@gmail.com>,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org
Cc: Krzysztof Kozlowski <krzk@kernel.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Subject: Re: [RESEND PATCH v2 1/4] mfd: sec-irq: Do not enforce (incorrect) interrupt trigger type
Date: Wed, 22 Sep 2021 10:10:57 +0200 [thread overview]
Message-ID: <7ac677f1-2928-21de-a226-449e72b1bd10@canonical.com> (raw)
In-Reply-To: <20210602110445.33536-1-krzysztof.kozlowski@canonical.com>
On 02/06/2021 13:04, Krzysztof Kozlowski wrote:
> From: Krzysztof Kozlowski <krzk@kernel.org>
>
> Interrupt line can be configured on different hardware in different way,
> even inverted. Therefore driver should not enforce specific trigger
> type - edge falling - but instead rely on Devicetree to configure it.
>
> The Samsung PMIC drivers are used only on Devicetree boards.
>
> Additionally, the PMIC datasheets describe the interrupt line as active
> low with a requirement of acknowledge from the CPU therefore the edge
> falling is not correct.
>
> Marek Szyprowski reports that together with DTS change (proper level in
> DTS) it fixes RTC alarm failure that he observed from time to time on
> TM2e board.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
>
> ---
>
> Rebased on https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git/log/?h=for-mfd-next
>
> Changes since v1:
> 1. Mention in commit msg that this fixes TM2e RTC alarm.
> 2. Add Marek's tested-by.
> ---
> drivers/mfd/sec-irq.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
Dear Lee,
This was already a resend. Any comments from your side?
Best regards,
Krzysztof
next prev parent reply other threads:[~2021-09-22 8:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-02 11:04 [RESEND PATCH v2 1/4] mfd: sec-irq: Do not enforce (incorrect) interrupt trigger type Krzysztof Kozlowski
2021-06-02 11:04 ` [RESEND PATCH v2 2/4] mfd: max77686: " Krzysztof Kozlowski
2021-09-28 9:53 ` Lee Jones
2021-06-02 11:04 ` [RESEND PATCH v2 3/4] mfd: max77693: " Krzysztof Kozlowski
2021-09-28 9:52 ` Lee Jones
2021-06-02 11:04 ` [RESEND PATCH v2 4/4] mfd: max14577: " Krzysztof Kozlowski
2021-09-28 9:52 ` Lee Jones
2021-09-22 8:10 ` Krzysztof Kozlowski [this message]
2021-09-28 9:52 ` [RESEND PATCH v2 1/4] mfd: sec-irq: " Lee Jones
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