openwrt-owl/target/linux/coldfire/patches/009-m5445x_serial.patch

74 lines
2.1 KiB
Diff

From 4b5a534c16325217c05a87938885c0ee1fe69a34 Mon Sep 17 00:00:00 2001
From: Kurt Mahan <kmahan@freescale.com>
Date: Wed, 31 Oct 2007 17:01:41 -0600
Subject: [PATCH] MCF5445x core serial support.
LTIBName: m5445x-serial
Signed-off-by: Kurt Mahan <kmahan@freescale.com>
---
drivers/serial/mcfserial.c | 23 +++++++++++++++++++++--
1 files changed, 21 insertions(+), 2 deletions(-)
--- a/drivers/serial/mcfserial.c
+++ b/drivers/serial/mcfserial.c
@@ -45,7 +45,9 @@
#include <asm/coldfire.h>
#include <asm/mcfsim.h>
#include <asm/mcfuart.h>
+#ifdef CONFIG_NETtel
#include <asm/nettel.h>
+#endif
#include <asm/uaccess.h>
#include "mcfserial.h"
@@ -61,7 +63,8 @@ struct timer_list mcfrs_timer_struct;
#define CONSOLE_BAUD_RATE 38400
#define DEFAULT_CBAUD B38400
#elif defined(CONFIG_MOD5272) || defined(CONFIG_M5208EVB) || \
- defined(CONFIG_M5329EVB) || defined(CONFIG_GILBARCO)
+ defined(CONFIG_M5329EVB) || defined(CONFIG_GILBARCO) || \
+ defined(CONFIG_M54455)
#define CONSOLE_BAUD_RATE 115200
#define DEFAULT_CBAUD B115200
#elif defined(CONFIG_ARNEWSH) || defined(CONFIG_FREESCALE) || \
@@ -94,7 +97,7 @@ static struct tty_driver *mcfrs_serial_d
#undef SERIAL_DEBUG_FLOW
#if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
- defined(CONFIG_M520x) || defined(CONFIG_M532x)
+ defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_M54455)
#define IRQBASE (MCFINT_VECBASE+MCFINT_UART0)
#else
#define IRQBASE 73
@@ -1604,6 +1607,20 @@ static void mcfrs_irqinit(struct mcf_ser
/* GPIOs also must be initalized, depends on board */
break;
}
+#elif defined(CONFIG_M54455)
+ volatile unsigned char *uartp;
+ uartp = info->addr;
+ switch (info->line) {
+ case 0:
+ MCF_GPIO_PAR_UART |= 0x000F;
+ break;
+ case 1:
+ MCF_GPIO_PAR_UART |= 0x0FF0;
+ break;
+ case 2:
+ /* GPIOs also must be initalized, depends on board */
+ break;
+ }
#else
volatile unsigned char *icrp, *uartp;
@@ -1966,7 +1983,9 @@ struct console mcfrs_console = {
static int __init mcfrs_console_init(void)
{
+#ifndef CONFIG_M54455
register_console(&mcfrs_console);
+#endif
return 0;
}