Hello Ralf and Maciej,
On Wed, 19 Jan 2005 15:21:51 +0900
Yoichi Yuasa <yuasa@hh.iij4u.or.jp> wrote:
> Hi Maciej,
>
> On Wed, 19 Jan 2005 05:35:29 +0000 (GMT)
> "Maciej W. Rozycki" <macro@linux-mips.org> wrote:
>
> > On Wed, 19 Jan 2005, Yoichi Yuasa wrote:
> >
> > > > Neither of these uses any CONFIG_* macros.
> > >
> > > I'm making patch for giu.c and icu.c.
> > > These patches need it.
> >
> > Then please just include what you need within these patches. That's the
> > usual way of doing stuff.
>
> Ok, I'll send a patch including get back and add new line.
Sorry for the delay.
Next I'll send giu.c update.
Yoichi
Signed-off-by: Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
diff -urN -X dontdiff a-orig/arch/mips/vr41xx/Kconfig a/arch/mips/vr41xx/Kconfig
--- a-orig/arch/mips/vr41xx/Kconfig Mon Jan 31 05:45:36 2005
+++ a/arch/mips/vr41xx/Kconfig Tue Mar 8 01:34:14 2005
@@ -97,6 +97,10 @@
bool "Add PCI control unit support of NEC VR4100 series"
depends on MACH_VR41XX && PCI
+config GPIO_VR41XX
+ bool "Add General-purpose I/O unit support of NEC VR4100 series"
+ depends on MACH_VR41XX
+
config VRC4171
tristate "Add NEC VRC4171 companion chip support"
depends on MACH_VR41XX && ISA
diff -urN -X dontdiff a-orig/arch/mips/vr41xx/common/Makefile
a/arch/mips/vr41xx/common/Makefile
--- a-orig/arch/mips/vr41xx/common/Makefile Thu Feb 26 00:23:50 2004
+++ a/arch/mips/vr41xx/common/Makefile Fri Mar 4 17:29:00 2005
@@ -2,7 +2,8 @@
# Makefile for common code of the NEC VR4100 series.
#
-obj-y += bcu.o cmu.o giu.o icu.o init.o int-handler.o
ksyms.o pmu.o rtc.o
+obj-y += bcu.o cmu.o icu.o init.o int-handler.o
ksyms.o pmu.o rtc.o
+obj-$(CONFIG_GPIO_VR41XX) += giu.o
obj-$(CONFIG_SERIAL_8250) += serial.o
obj-$(CONFIG_VRC4171) += vrc4171.o
obj-$(CONFIG_VRC4173) += vrc4173.o
diff -urN -X dontdiff a-orig/arch/mips/vr41xx/common/icu.c
a/arch/mips/vr41xx/common/icu.c
--- a-orig/arch/mips/vr41xx/common/icu.c Sun Jan 16 22:34:31 2005
+++ a/arch/mips/vr41xx/common/icu.c Tue Mar 8 01:08:13 2005
@@ -3,8 +3,7 @@
*
* 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>
- * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 2003-2005 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
@@ -29,6 +28,7 @@
* Yoichi Yuasa <yuasa@hh.iij4u.or.jp>
* - Coped with INTASSIGN of NEC VR4133.
*/
+#include <linux/config.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/interrupt.h>
@@ -45,8 +45,10 @@
extern asmlinkage void vr41xx_handle_interrupt(void);
+#ifdef CONFIG_GPIO_VR41XX
extern void init_vr41xx_giuint_irq(void);
extern void giuint_irq_dispatch(struct pt_regs *regs);
+#endif
static uint32_t icu1_base;
static uint32_t icu2_base;
@@ -672,9 +674,11 @@
for (i = 0; i < 16; i++) {
if (intnum == sysint1_assign[i] &&
(mask1 & ((uint16_t)1 << i))) {
+#ifdef CONFIG_GPIO_VR41XX
if (i == 8)
giuint_irq_dispatch(regs);
else
+#endif
do_IRQ(SYSINT1_IRQ(i), regs);
return;
}
@@ -698,8 +702,10 @@
/*=======================================================================*/
-static int __init vr41xx_icu_init(void)
+static inline void init_vr41xx_icu_irq(void)
{
+ int i;
+
switch (current_cpu_data.cputype) {
case CPU_VR4111:
case CPU_VR4121:
@@ -723,17 +729,6 @@
write_icu2(0, MSYSINT2REG);
write_icu2(0xffff, MGIUINTHREG);
- return 0;
-}
-
-early_initcall(vr41xx_icu_init);
-
-/*=======================================================================*/
-
-static inline void init_vr41xx_icu_irq(void)
-{
- int i;
-
for (i = SYSINT1_IRQ_BASE; i <= SYSINT1_IRQ_LAST; i++)
irq_desc[i].handler = &sysint1_irq_type;
@@ -751,7 +746,9 @@
{
mips_cpu_irq_init(MIPS_CPU_IRQ_BASE);
init_vr41xx_icu_irq();
+#ifdef CONFIG_GPIO_VR41XX
init_vr41xx_giuint_irq();
+#endif
set_except_vector(0, vr41xx_handle_interrupt);
}
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