From: Lee Jones <lee.jones@linaro.org>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Mark Gross <markgross@kernel.org>,
Andy Shevchenko <andy@infradead.org>,
Stephan Gerhold <stephan@gerhold.net>,
platform-driver-x86@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4] mfd: intel_soc_pmic_crc: Add crystal_cove_charger cell to BYT cells
Date: Mon, 31 Jan 2022 17:14:04 +0000 [thread overview]
Message-ID: <YfgY3IdqiXo75rX2@google.com> (raw)
In-Reply-To: <20211225115509.94891-3-hdegoede@redhat.com>
On Sat, 25 Dec 2021, Hans de Goede wrote:
> The Crystal Cove PMIC has a pin which can be used to connect the IRQ of
> an external charger IC. On some boards this is used and we need to have
> a cell for this, with a driver which creates its own irqchip with
> a single IRQ for the charger driver to consume.
>
> The charger driver cannot directly consume the IRQ from the MFD level
> irqchip because the PMIC has 2 levels of interrupts and the second
> level interrupt status register, which is handled by the cell drivers,
> needs to have the IRQ acked to avoid an IRQ storm.
>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> ---
> drivers/mfd/intel_soc_pmic_crc.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
Applied, thanks.
--
Lee Jones [李琼斯]
Principal Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
Follow Linaro: Facebook | Twitter | Blog
next prev parent reply other threads:[~2022-01-31 17:15 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-25 11:55 [PATCH 0/4] mfd: intel_soc_pmic_crc: Add crystal_cove_charger cell Hans de Goede
2021-12-25 11:55 ` [PATCH 1/4] mfd: intel_soc_pmic_crc: Sort cells by IRQ order Hans de Goede
2021-12-25 14:20 ` Andy Shevchenko
2021-12-30 18:38 ` Hans de Goede
2022-01-31 17:13 ` Lee Jones
2021-12-25 11:55 ` [PATCH 2/4] mfd: intel_soc_pmic_crc: Add crystal_cove_charger cell to BYT cells Hans de Goede
2022-01-31 17:14 ` Lee Jones [this message]
2021-12-25 11:55 ` [PATCH 3/4] mfd: intel_soc_pmic_crc: Set main IRQ domain bus token to DOMAIN_BUS_NEXUS Hans de Goede
2022-01-31 17:14 ` Lee Jones
2021-12-25 11:55 ` [PATCH 4/4] platform/x86: Add crystal_cove_charger driver Hans de Goede
2021-12-25 14:37 ` Andy Shevchenko
2021-12-30 18:40 ` Hans de Goede
2022-01-03 11:19 ` Hans de Goede
2021-12-25 14:39 ` [PATCH 0/4] mfd: intel_soc_pmic_crc: Add crystal_cove_charger cell Andy Shevchenko
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