Hello Ralf,
This patch fixes the serial setup for vr41xx.
Please apply this patch to CVS.
Yoichi
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/casio-e55/setup.c
linux/arch/mips/vr41xx/casio-e55/setup.c
--- linux-orig/arch/mips/vr41xx/casio-e55/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/casio-e55/setup.c Tue Apr 27 00:58:07 2004
@@ -35,7 +35,8 @@
ioport_resource.end = IO_PORT_RESOURCE_END;
#ifdef CONFIG_SERIAL_8250
- vr41xx_siu_init(SIU_RS232C, 0);
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
#endif
return 0;
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/common/icu.c
linux/arch/mips/vr41xx/common/icu.c
--- linux-orig/arch/mips/vr41xx/common/icu.c Tue Jan 13 08:21:05 2004
+++ linux/arch/mips/vr41xx/common/icu.c Mon Apr 26 23:56:42 2004
@@ -1,34 +1,23 @@
/*
- * FILE NAME
- * arch/mips/vr41xx/common/icu.c
+ * icu.c, Interrupt Control Unit routines for the NEC VR4100 series.
*
- * BRIEF MODULE DESCRIPTION
- * Interrupt Control Unit routines for the NEC VR4100 series.
- *
- * Author: Yoichi Yuasa
- * yyuasa@mvista.com or source@mvista.com
- *
- * Copyright 2001,2002 MontaVista Software Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
- * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Copyright (C) 2001-2002 MontaVista Software Inc.
+ * Author: Yoichi Yuasa <yyuasa@mvista.com or source@mvista.com>
+ * Copyright (C) 2003-2004 Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* Changes:
@@ -80,6 +69,8 @@
#define GIUINTLREG 0x08
#define MSYSINT1REG 0x0c
#define MGIUINTLREG 0x14
+#define MDSIUINTREG 0x16
+ #define INTDSIU 0x0800
#define NMIREG 0x18
#define SOFTREG 0x1a
#define INTASSIGN2 0x1c
@@ -144,6 +135,18 @@
write_icu2(res, offset);
return res;
+}
+
+/*=======================================================================*/
+
+void vr41xx_enable_dsiuint(void)
+{
+ set_icu1(MDSIUINTREG, INTDSIU);
+}
+
+void vr41xx_disable_dsiuint(void)
+{
+ clear_icu1(MDSIUINTREG, INTDSIU);
}
/*=======================================================================*/
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/common/serial.c
linux/arch/mips/vr41xx/common/serial.c
--- linux-orig/arch/mips/vr41xx/common/serial.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/common/serial.c Tue Apr 27 01:19:04 2004
@@ -40,14 +40,8 @@
#include <asm/io.h>
#include <asm/vr41xx/vr41xx.h>
-/* VR4111 and VR4121 SIU Registers */
-#define SIURB_TYPE1 KSEG1ADDR(0x0c000000)
#define SIUIRSEL_TYPE1 KSEG1ADDR(0x0c000008)
-
-/* VR4122, VR4131 and VR4133 SIU Registers */
-#define SIURB_TYPE2 KSEG1ADDR(0x0f000800)
#define SIUIRSEL_TYPE2 KSEG1ADDR(0x0f000808)
-
#define USE_RS232C 0x00
#define USE_IRDA 0x01
#define SIU_USES_IRDA 0x00
@@ -58,21 +52,24 @@
#define TMICTX 0x10
#define TMICMODE 0x20
-#define SIU_BASE_BAUD 1152000
+#define SIU_BASE_TYPE1 0x0c000000UL /* VR4111 and VR4121 */
+#define SIU_BASE_TYPE2 0x0f000800UL /* VR4122, VR4131 and VR4133 */
+#define SIU_SIZE 0xcUL
-/* VR4122 and VR4131 DSIU Registers */
-#define DSIURB KSEG1ADDR(0x0f000820)
+#define SIU_BASE_BAUD 1152000
-#define MDSIUINTREG KSEG1ADDR(0x0f000096)
- #define INTDSIU 0x0800
+/* VR4122, VR4131 and VR4133 DSIU Registers */
+#define DSIU_BASE 0x0f000820UL
+#define DSIU_SIZE 0x8UL
#define DSIU_BASE_BAUD 1152000
int vr41xx_serial_ports = 0;
-void vr41xx_siu_ifselect(int interface, int module)
+void vr41xx_select_siu_interface(siu_interface_t interface,
+ irda_module_t module)
{
- u16 val = USE_RS232C; /* Select RS-232C */
+ uint16_t val = USE_RS232C; /* Select RS-232C */
/* Select IrDA */
if (interface == SIU_IRDA) {
@@ -86,6 +83,9 @@
case IRDA_HP:
val = IRDA_MODULE_HP;
break;
+ default:
+ printk(KERN_ERR "SIU: unknown IrDA module\n");
+ return;
}
val |= USE_IRDA | SIU_USES_IRDA;
}
@@ -101,45 +101,47 @@
writew(val, SIUIRSEL_TYPE2);
break;
default:
- printk(KERN_INFO "Unexpected CPU of NEC VR4100 series\n");
+ printk(KERN_ERR "SIU: unsupported CPU of NEC VR4100 series\n");
break;
}
}
-void __init vr41xx_siu_init(int interface, int module)
+void __init vr41xx_siu_init(void)
{
struct uart_port port;
- vr41xx_siu_ifselect(interface, module);
-
memset(&port, 0, sizeof(port));
port.line = vr41xx_serial_ports;
- port.uartclk = SIU_BASE_BAUD;
+ port.uartclk = SIU_BASE_BAUD * 16;
port.irq = SIU_IRQ;
- port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
+ port.flags = UPF_RESOURCES | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
switch (current_cpu_data.cputype) {
case CPU_VR4111:
case CPU_VR4121:
- port.membase = (char *)SIURB_TYPE1;
+ port.mapbase = SIU_BASE_TYPE1;
break;
case CPU_VR4122:
case CPU_VR4131:
case CPU_VR4133:
- port.membase = (char *)SIURB_TYPE2;
+ port.mapbase = SIU_BASE_TYPE2;
break;
default:
- panic("Unexpected CPU of NEC VR4100 series");
- break;
+ printk(KERN_ERR "SIU: unsupported CPU of NEC VR4100 series\n");
+ return;
}
port.regshift = 0;
port.iotype = UPIO_MEM;
- if (early_serial_setup(&port) != 0)
- printk(KERN_ERR "SIU setup failed!\n");
-
- vr41xx_supply_clock(SIU_CLOCK);
+ port.membase = ioremap(port.mapbase, SIU_SIZE);
+ if (port.membase != NULL) {
+ if (early_serial_setup(&port) == 0) {
+ vr41xx_supply_clock(SIU_CLOCK);
+ vr41xx_serial_ports++;
+ return;
+ }
+ }
- vr41xx_serial_ports++;
+ printk(KERN_ERR "SIU: setup failed!\n");
}
void __init vr41xx_dsiu_init(void)
@@ -148,24 +150,29 @@
if (current_cpu_data.cputype != CPU_VR4122 &&
current_cpu_data.cputype != CPU_VR4131 &&
- current_cpu_data.cputype != CPU_VR4133)
+ current_cpu_data.cputype != CPU_VR4133) {
+ printk(KERN_ERR "DSIU: unsupported CPU of NEC VR4100 series\n");
return;
+ }
memset(&port, 0, sizeof(port));
port.line = vr41xx_serial_ports;
- port.uartclk = DSIU_BASE_BAUD;
+ port.uartclk = DSIU_BASE_BAUD * 16;
port.irq = DSIU_IRQ;
- port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
- port.membase = (char *)DSIURB;
+ port.flags = UPF_RESOURCES | UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
+ port.mapbase = DSIU_BASE;
port.regshift = 0;
port.iotype = UPIO_MEM;
- if (early_serial_setup(&port) != 0)
- printk(KERN_ERR "DSIU setup failed!\n");
-
- vr41xx_supply_clock(DSIU_CLOCK);
-
- writew(INTDSIU, MDSIUINTREG);
+ port.membase = ioremap(port.mapbase, DSIU_SIZE);
+ if (port.membase != NULL) {
+ if (early_serial_setup(&port) == 0) {
+ vr41xx_supply_clock(DSIU_CLOCK);
+ vr41xx_enable_dsiuint();
+ vr41xx_serial_ports++;
+ return;
+ }
+ }
- vr41xx_serial_ports++;
+ printk(KERN_ERR "DSIU: setup failed!\n");
}
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/ibm-workpad/setup.c
linux/arch/mips/vr41xx/ibm-workpad/setup.c
--- linux-orig/arch/mips/vr41xx/ibm-workpad/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/ibm-workpad/setup.c Tue Apr 27 00:59:15 2004
@@ -35,7 +35,8 @@
ioport_resource.end = IO_PORT_RESOURCE_END;
#ifdef CONFIG_SERIAL_8250
- vr41xx_siu_init(SIU_RS232C, 0);
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
#endif
return 0;
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/nec-eagle/setup.c
linux/arch/mips/vr41xx/nec-eagle/setup.c
--- linux-orig/arch/mips/vr41xx/nec-eagle/setup.c Thu Feb 26 07:05:00 2004
+++ linux/arch/mips/vr41xx/nec-eagle/setup.c Tue Apr 27 01:00:14 2004
@@ -80,8 +80,10 @@
ioport_resource.end = IO_PORT_RESOURCE_END;
#ifdef CONFIG_SERIAL_8250
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
+
vr41xx_dsiu_init();
- vr41xx_siu_init(SIU_RS232C, 0);
#endif
#ifdef CONFIG_PCI
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/tanbac-tb0226/setup.c
linux/arch/mips/vr41xx/tanbac-tb0226/setup.c
--- linux-orig/arch/mips/vr41xx/tanbac-tb0226/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/tanbac-tb0226/setup.c Tue Apr 27 01:01:10 2004
@@ -83,7 +83,10 @@
ioport_resource.start = IO_PORT_RESOURCE_START;
ioport_resource.end = IO_PORT_RESOURCE_END;
- vr41xx_siu_init(SIU_RS232C, 0);
+#ifdef CONFIG_SERIAL_8250
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
+#endif
#ifdef CONFIG_PCI
vr41xx_pciu_init(&pci_address_map);
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/tanbac-tb0229/setup.c
linux/arch/mips/vr41xx/tanbac-tb0229/setup.c
--- linux-orig/arch/mips/vr41xx/tanbac-tb0229/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/tanbac-tb0229/setup.c Tue Apr 27 01:02:03 2004
@@ -87,8 +87,12 @@
ioport_resource.start = IO_PORT_RESOURCE_START;
ioport_resource.end = IO_PORT_RESOURCE_END;
- vr41xx_siu_init(SIU_RS232C, 0);
+#ifdef CONFIG_SERIAL_8250
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
+
vr41xx_dsiu_init();
+#endif
#ifdef CONFIG_PCI
vr41xx_pciu_init(&pci_address_map);
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/victor-mpc30x/setup.c
linux/arch/mips/vr41xx/victor-mpc30x/setup.c
--- linux-orig/arch/mips/vr41xx/victor-mpc30x/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/victor-mpc30x/setup.c Tue Apr 27 01:03:24 2004
@@ -84,7 +84,8 @@
ioport_resource.end = IO_PORT_RESOURCE_END;
#ifdef CONFIG_SERIAL_8250
- vr41xx_siu_init(SIU_RS232C, 0);
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
#endif
#ifdef CONFIG_PCI
diff -urN -X dontdiff linux-orig/arch/mips/vr41xx/zao-capcella/setup.c
linux/arch/mips/vr41xx/zao-capcella/setup.c
--- linux-orig/arch/mips/vr41xx/zao-capcella/setup.c Thu Feb 26 00:23:50 2004
+++ linux/arch/mips/vr41xx/zao-capcella/setup.c Tue Apr 27 01:02:50 2004
@@ -84,7 +84,9 @@
ioport_resource.end = IO_PORT_RESOURCE_END;
#ifdef CONFIG_SERIAL_8250
- vr41xx_siu_init(SIU_RS232C, 0);
+ vr41xx_siu_init();
+ vr41xx_select_siu_interface(SIU_RS232C, IRDA_NONE);
+
vr41xx_dsiu_init();
#endif
diff -urN -X dontdiff linux-orig/include/asm-mips/vr41xx/vr41xx.h
linux/include/asm-mips/vr41xx/vr41xx.h
--- linux-orig/include/asm-mips/vr41xx/vr41xx.h Thu Feb 26 07:05:01 2004
+++ linux/include/asm-mips/vr41xx/vr41xx.h Tue Apr 27 00:56:17 2004
@@ -136,6 +136,9 @@
extern int vr41xx_set_intassign(unsigned int irq, unsigned char intassign);
extern int vr41xx_cascade_irq(unsigned int irq, int (*get_irq_number)(int
irq));
+extern void vr41xx_enable_dsiuint(void);
+extern void vr41xx_disable_dsiuint(void);
+
/*
* Power Management Unit
*/
@@ -189,22 +192,25 @@
/*
* Serial Interface Unit
*/
-extern void vr41xx_siu_init(int interface, int module);
-extern void vr41xx_siu_ifselect(int interface, int module);
+extern void vr41xx_siu_init(void);
extern int vr41xx_serial_ports;
/* SIU interfaces */
-enum {
+typedef enum {
SIU_RS232C,
SIU_IRDA
-};
+} siu_interface_t;
/* IrDA interfaces */
-enum {
- IRDA_SHARP = 1,
+typedef enum {
+ IRDA_NONE,
+ IRDA_SHARP,
IRDA_TEMIC,
IRDA_HP
-};
+} irda_module_t;
+
+extern void vr41xx_select_siu_interface(siu_interface_t interface,
+ irda_module_t module);
/*
* Debug Serial Interface Unit
|