Commit 0fba3213 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: use sci_out() for early printk 



Use sci_out() instead of ctrl_outw() for early printk setup code.

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 0146ba78

arch/sh/kernel/early_printk.c

+13 −11
Original line number Diff line number Diff line
@@ -141,6 +141,7 @@ static void scif_sercon_init(char *s) 
 */

static void scif_sercon_init(char *s)

{

	struct uart_port *port = &scif_port;

	unsigned baud = DEFAULT_BAUD;

	char *e;
@@ -160,19 +161,20 @@ static void scif_sercon_init(char *s) 
			baud = DEFAULT_BAUD;

	}



	ctrl_outw(0, scif_port.mapbase + 8);

	ctrl_outw(0, scif_port.mapbase);

	sci_out(port, SCSCR, 0);	 /* TE=0, RE=0 */

	sci_out(port, SCSMR, 0);



	/* Set baud rate */

	ctrl_outb((CONFIG_SH_PCLK_FREQ + 16 * baud) /

		  (32 * baud) - 1, scif_port.mapbase + 4);



	ctrl_outw(12, scif_port.mapbase + 24);

	ctrl_outw(8, scif_port.mapbase + 24);

	ctrl_outw(0, scif_port.mapbase + 32);

	ctrl_outw(0x60, scif_port.mapbase + 16);

	ctrl_outw(0, scif_port.mapbase + 36);

	ctrl_outw(0x30, scif_port.mapbase + 8);

	sci_out(port, SCBRR, (CONFIG_SH_PCLK_FREQ + 16 * baud) /

		(32 * baud) - 1);



	sci_out(port, SCFCR, 12);

	sci_out(port, SCFCR, 8);



	sci_out(port, SCSPTR, 0);

	sci_out(port, SCxSR, 0x60);

	sci_out(port, SCLSR, 0);

	sci_out(port, SCSCR, 0x30);	 /* TE=1, RE=1 */

}

#endif /* defined(CONFIG_CPU_SUBTYPE_SH7720) */

#endif /* !defined(CONFIG_SH_STANDARD_BIOS) */

CRA Git | Maintained and supported by SUSTech CRA and CCSE