From: Aurelien Jarno <aurelien@aurel32.net>
To: Troy Mitchell <troy.mitchell@linux.spacemit.com>
Cc: Andi Shyti <andi.shyti@kernel.org>, Yixun Lan <dlan@gentoo.org>,
Alex Elder <elder@riscstar.com>,
Troy Mitchell <troymitchell988@gmail.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-riscv@lists.infradead.org, spacemit@lists.linux.dev
Subject: Re: [PATCH 0/6] i2c: spacemit: fix and introduce pio
Date: Mon, 22 Sep 2025 22:55:33 +0200 [thread overview]
Message-ID: <aNG3xXKEYvhGfKjb@aurel32.net> (raw)
In-Reply-To: <20250827-k1-i2c-atomic-v1-0-e59bea02d680@linux.spacemit.com>
Hi,
On 2025-08-27 15:39, Troy Mitchell wrote:
> Previously, there were a few latent issues in the I2C driver.
>
> These did not manifest under interrupt mode, but they were
> still present and could be triggered when running in PIO mode.
>
> This series addresses those issues and adds support for PIO
> mode transfers.
>
> Signed-off-by: Troy Mitchell <troy.mitchell@linux.spacemit.com>
Thanks for this series. Based on it and with the few fixes suggested in
the individual patches, I have been able to write a small power reset
driver for the P1 chip, supporting reset and shutdown. I'll post it on
the list in the next days.
Regards
Aurelien
--
Aurelien Jarno GPG: 4096R/1DDD8C9B
aurelien@aurel32.net http://aurel32.net
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next prev parent reply other threads:[~2025-09-22 20:56 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-27 7:39 [PATCH 0/6] i2c: spacemit: fix and introduce pio Troy Mitchell
2025-08-27 7:39 ` [PATCH 1/6] i2c: spacemit: ensure bus release check runs when wait_bus_idle() fails Troy Mitchell
2025-09-22 20:55 ` Aurelien Jarno
2025-08-27 7:39 ` [PATCH 2/6] i2c: spacemit: remove stop function to avoid bus error Troy Mitchell
2025-09-22 20:55 ` Aurelien Jarno
2025-09-23 0:44 ` Troy Mitchell
2025-08-27 7:39 ` [PATCH 3/6] i2c: spacemit: disable SDA glitch fix to avoid restart delay Troy Mitchell
2025-08-27 9:32 ` Troy Mitchell
2025-09-22 20:56 ` Aurelien Jarno
2025-09-23 0:46 ` Troy Mitchell
2025-08-27 7:39 ` [PATCH 4/6] i2c: spacemit: check SDA instead of SCL after bus reset Troy Mitchell
2025-09-22 20:56 ` Aurelien Jarno
2025-09-23 0:47 ` Troy Mitchell
2025-08-27 7:39 ` [PATCH 5/6] i2c: spacemit: ensure SDA is released " Troy Mitchell
2025-09-22 20:56 ` Aurelien Jarno
2025-09-23 0:49 ` Troy Mitchell
2025-08-27 7:39 ` [PATCH 6/6] i2c: spacemit: introduce pio for k1 Troy Mitchell
2025-09-22 20:56 ` Aurelien Jarno
2025-09-23 1:14 ` Troy Mitchell
2025-09-23 1:21 ` Troy Mitchell
2025-09-22 20:55 ` Aurelien Jarno [this message]
2025-09-23 1:24 ` [PATCH 0/6] i2c: spacemit: fix and introduce pio Troy Mitchell
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