From: Krzysztof Kozlowski <krzk@kernel.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>,
linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
Jassi Brar <jassisinghbrar@gmail.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Magnus Damm <magnus.damm@gmail.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
devicetree@vger.kernel.org
Subject: Re: [PATCH 1/3] dt-bindings: soc: renesas: add MFIS binding documentation
Date: Thu, 19 Mar 2026 09:58:16 +0100 [thread overview]
Message-ID: <c46357c9-8cf4-45ec-8b48-8cf979de2e98@kernel.org> (raw)
In-Reply-To: <CAMuHMdX=DRnFWG1ky8wT7mK=LHeJ6LduL28nYd19QpASrn6mew@mail.gmail.com>
On 19/03/2026 09:54, Geert Uytterhoeven wrote:
>>
>>> +
>>> +/*
>>> + * MFIS variants before r8a78001 work with pairs of IICR and EICR registers.
>>> + * Usually, it is specified in the datasheets which of the two a specific core
>>> + * should use. Then, it does not need extra description in DT. For plain MFIS
>>> + * of r8a78000, this is selectable, though. According to the system design and
>>> + * the firmware in use, these channels need to be marked. This is not needed
>>> + * with other versions of the MFIS, not even with MFIS-SCP of r8a78000.
>>> + */
>>> +#define MFIS_CHANNEL_IICR (0 << 1)
>>> +#define MFIS_CHANNEL_EICR (1 << 1)
>>
>> Same here.
>
> These are flags as the documentation for the #mbox-cells property in the
> bindings file states, to be ORed.
I did not get the driver so I cannot verify that. What sort of Linux ABI
does this bind?
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-03-19 8:58 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-17 13:06 [PATCH 0/3] soc: renesas: add MFIS driver Wolfram Sang
2026-03-17 13:06 ` [PATCH 1/3] dt-bindings: soc: renesas: add MFIS binding documentation Wolfram Sang
2026-03-18 9:17 ` Krzysztof Kozlowski
2026-03-18 9:19 ` Krzysztof Kozlowski
2026-03-19 8:54 ` Geert Uytterhoeven
2026-03-19 8:58 ` Krzysztof Kozlowski [this message]
2026-03-31 7:10 ` Wolfram Sang
2026-03-31 7:14 ` Krzysztof Kozlowski
2026-03-31 7:40 ` Wolfram Sang
2026-03-31 7:52 ` Krzysztof Kozlowski
2026-03-31 7:18 ` Krzysztof Kozlowski
2026-03-31 7:33 ` Wolfram Sang
2026-03-19 9:15 ` Wolfram Sang
2026-03-18 9:17 ` Krzysztof Kozlowski
2026-03-19 8:58 ` Geert Uytterhoeven
2026-03-17 13:06 ` [PATCH 2/3] soc: renesas: Add Renesas R-Car MFIS driver Wolfram Sang
2026-03-19 12:58 ` Geert Uytterhoeven
2026-03-22 19:58 ` Wolfram Sang
2026-03-23 8:12 ` Geert Uytterhoeven
2026-03-23 9:29 ` Wolfram Sang
2026-03-23 10:06 ` Geert Uytterhoeven
2026-03-22 8:59 ` Sashiko review feedback (was Re: [PATCH 2/3] soc: renesas: Add Renesas R-Car MFIS driver) Wolfram Sang
2026-03-23 10:02 ` Geert Uytterhoeven
2026-03-23 10:58 ` Wolfram Sang
2026-03-24 2:21 ` Roman Gushchin
2026-03-24 6:18 ` Wolfram Sang
2026-03-24 14:54 ` Roman Gushchin
2026-03-30 8:57 ` Wolfram Sang
2026-03-30 13:50 ` Theodore Tso
2026-03-31 7:18 ` Wolfram Sang
2026-03-31 7:44 ` Geert Uytterhoeven
2026-03-31 7:53 ` Wolfram Sang
2026-03-29 17:05 ` [PATCH 2/3] soc: renesas: Add Renesas R-Car MFIS driver Jassi Brar
2026-03-31 9:03 ` Wolfram Sang
2026-03-17 13:06 ` [PATCH 3/3] soc: renesas: add X5H PRR support Wolfram Sang
2026-03-19 9:04 ` Geert Uytterhoeven
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