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From: Hugo Villeneuve <hugo@hugovil.com>
To: gregkh@linuxfoundation.org, robh+dt@kernel.org,
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Cc: linux-serial@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, hugo@hugovil.com, linux-gpio@vger.kernel.org,
Hugo Villeneuve <hvilleneuve@dimonoff.com>,
=?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>
Date: Mon, 29 May 2023 10:07:10 -0400
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Subject: [PATCH v4 8/9] serial: sc16is7xx: add call to get rs485 DT flags and
properties
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| Series |
serial: sc16is7xx: fix GPIO regression and rs485 improvements
|
|
Commit Message
Hugo Villeneuve
May 29, 2023, 2:07 p.m. UTC
From: Hugo Villeneuve <hvilleneuve@dimonoff.com> Add call to uart_get_rs485_mode() to probe for RS485 flags and properties from device tree. Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com> --- drivers/tty/serial/sc16is7xx.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 34739b31b44b..b305142e9e9c 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1513,6 +1513,10 @@ static int sc16is7xx_probe(struct device *dev, goto out_ports; } + ret = uart_get_rs485_mode(&s->p[i].port); + if (ret) + goto out_ports; + /* Disable all interrupts */ sc16is7xx_port_write(&s->p[i].port, SC16IS7XX_IER_REG, 0); /* Disable TX/RX */