linux-kernel - [PATCH v2 6/6] serial: 8250_early: Convert literals to use defines

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Message-Id: <20221125130509.8482-7-ilpo.jarvinen@linux.intel.com>
Date:   Fri, 25 Nov 2022 15:05:09 +0200
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH v2 6/6] serial: 8250_early: Convert literals to use defines

Use existing defines for the serial register values in 8250_early.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
---
 drivers/tty/serial/8250/8250_early.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c
index f271becfc46c..0ebde0ab8167 100644
--- a/drivers/tty/serial/8250/8250_early.c
+++ b/drivers/tty/serial/8250/8250_early.c
@@ -136,11 +136,11 @@ static void __init init_port(struct earlycon_device *device)
 	unsigned char c;
 	unsigned int ier;
 
-	serial8250_early_out(port, UART_LCR, 0x3);	/* 8n1 */
+	serial8250_early_out(port, UART_LCR, UART_LCR_WLEN8);		/* 8n1 */
 	ier = serial8250_early_in(port, UART_IER);
 	serial8250_early_out(port, UART_IER, ier & UART_IER_UUE); /* no interrupt */
 	serial8250_early_out(port, UART_FCR, 0);	/* no fifo */
-	serial8250_early_out(port, UART_MCR, 0x3);	/* DTR + RTS */
+	serial8250_early_out(port, UART_MCR, UART_MCR_DTR | UART_MCR_RTS);
 
 	if (port->uartclk) {
 		divisor = DIV_ROUND_CLOSEST(port->uartclk, 16 * device->baud);
-- 
2.30.2