Commit 33e3b0eb authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Greg Kroah-Hartman
Browse files

serial: 8250_rt288x: Name non-standard divisor latch reg 



Instead of a literal, add proper name for the non-standard divisor
latch register.

Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230511121029.13128-6-ilpo.jarvinen@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b334214e

drivers/tty/serial/8250/8250_rt288x.c

+4 −2
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ 


#include "8250.h"



#define RT288X_DL	0x28



#define UART_REG_UNMAPPED	-1



/* Au1x00/RT288x UART hardware has a weird register layout */
@@ -60,12 +62,12 @@ static void au_serial_out(struct uart_port *p, int offset, int value) 
/* Au1x00 haven't got a standard divisor latch */

static u32 au_serial_dl_read(struct uart_8250_port *up)

{

	return __raw_readl(up->port.membase + 0x28);

	return __raw_readl(up->port.membase + RT288X_DL);

}



static void au_serial_dl_write(struct uart_8250_port *up, u32 value)

{

	__raw_writel(value, up->port.membase + 0x28);

	__raw_writel(value, up->port.membase + RT288X_DL);

}



int au_platform_setup(struct plat_serial8250_port *p)