From: Rosen Penev <rosenp@gmail.com>
To: linux-serial@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
linux-kernel@vger.kernel.org (open list:TTY LAYER AND SERIAL
DRIVERS),
imx@lists.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM
ARCHITECTURE),
linux-arm-kernel@lists.infradead.org (moderated
list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE)
Subject: [PATCH 0/3] serial: mxs-auart: devm conversion, clock rework, and IRQ ordering fixes
Date: Tue, 2 Jun 2026 19:58:54 -0700 [thread overview]
Message-ID: <20260603025857.287148-1-rosenp@gmail.com> (raw)
This series cleans up the mxs-auart driver by converting to devm-managed
resources, fixing clock prepare/enable ordering, and addressing IRQ
registration races.
Patch 1 reworks the clock handling to use devm_clk_get_enabled and
reorders clk_prepare_enable after clk_set_rate to avoid
CLK_SET_RATE_GATE failures.
Patch 2 converts iomem mapping and GPIO IRQ requests to devm,
removing the manual cleanup paths.
Patch 3 moves the main UART IRQ registration after uart_add_one_port
so the port state is initialized before the handler can run, and
manages the module clock for console vs non-console ports correctly.
Rosen Penev (3):
serial: mxs-auart: rework clock handling in mxs_get_clks and probe
serial: mxs-auart: use devm resources for iomem and GPIO IRQs
serial: mxs-auart: fix IRQ registration ordering and manage console
clock
drivers/tty/serial/mxs-auart.c | 133 ++++++++++++++-------------------
1 file changed, 55 insertions(+), 78 deletions(-)
--
2.54.0
next reply other threads:[~2026-06-03 2:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-03 2:58 Rosen Penev [this message]
2026-06-03 2:58 ` [PATCH 1/3] serial: mxs-auart: rework clock handling in mxs_get_clks and probe Rosen Penev
2026-06-03 2:58 ` [PATCH 2/3] serial: mxs-auart: use devm resources for iomem and GPIO IRQs Rosen Penev
2026-06-03 2:58 ` [PATCH 3/3] serial: mxs-auart: fix IRQ registration ordering and manage console clock Rosen Penev
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