linux-kernel - [PATCH v2 2/3] drivers/tty/serial/8250: add DT property for aspeed vuart sirq polarity

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Date:   Wed, 31 Mar 2021 19:57:01 -0500
From:   Zev Weiss <zev@...ilderbeest.net>
To:     Joel Stanley <joel@....id.au>
Cc:     openbmc@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Andrew Jeffery <andrew@...id.au>,
        Zev Weiss <zev@...ilderbeest.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>, linux-serial@...r.kernel.org
Subject: [PATCH v2 2/3] drivers/tty/serial/8250: add DT property for aspeed vuart sirq polarity

This provides a simple boolean to use instead of the deprecated
aspeed,sirq-polarity-sense property.

Signed-off-by: Zev Weiss <zev@...ilderbeest.net>
---
 drivers/tty/serial/8250/8250_aspeed_vuart.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/tty/serial/8250/8250_aspeed_vuart.c b/drivers/tty/serial/8250/8250_aspeed_vuart.c
index c33e02cbde93..e5ef9f957f9a 100644
--- a/drivers/tty/serial/8250/8250_aspeed_vuart.c
+++ b/drivers/tty/serial/8250/8250_aspeed_vuart.c
@@ -482,6 +482,9 @@ static int aspeed_vuart_probe(struct platform_device *pdev)
 		of_node_put(sirq_polarity_sense_args.np);
 	}
 
+	if (of_property_read_bool(np, "aspeed,sirq-active-high"))
+		aspeed_vuart_set_sirq_polarity(vuart, 1);
+
 	aspeed_vuart_set_enabled(vuart, true);
 	aspeed_vuart_set_host_tx_discard(vuart, true);
 	platform_set_drvdata(pdev, vuart);
-- 
2.31.1