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-rw-r--r--arch/mips/vr41xx/Kconfig6
-rw-r--r--arch/mips/vr41xx/casio-e55/setup.c15
-rw-r--r--arch/mips/vr41xx/common/Makefile3
-rw-r--r--arch/mips/vr41xx/common/icu.c45
-rw-r--r--arch/mips/vr41xx/common/init.c4
-rw-r--r--arch/mips/vr41xx/common/irq.c4
-rw-r--r--arch/mips/vr41xx/common/vrc4173.c581
-rw-r--r--arch/mips/vr41xx/ibm-workpad/setup.c15
-rw-r--r--arch/mips/vr41xx/nec-cmbvr4133/irq.c2
9 files changed, 49 insertions, 626 deletions
diff --git a/arch/mips/vr41xx/Kconfig b/arch/mips/vr41xx/Kconfig
index 6046ef23b2bf..92f41f6f934a 100644
--- a/arch/mips/vr41xx/Kconfig
+++ b/arch/mips/vr41xx/Kconfig
@@ -86,9 +86,3 @@ config PCI_VR41XX
86 depends on MACH_VR41XX && HW_HAS_PCI 86 depends on MACH_VR41XX && HW_HAS_PCI
87 default y 87 default y
88 select PCI 88 select PCI
89
90config VRC4173
91 tristate "Add NEC VRC4173 companion chip support"
92 depends on MACH_VR41XX && PCI_VR41XX
93 help
94 The NEC VRC4173 is a companion chip for NEC VR4122/VR4131.
diff --git a/arch/mips/vr41xx/casio-e55/setup.c b/arch/mips/vr41xx/casio-e55/setup.c
index 814900915c28..6d9bab890587 100644
--- a/arch/mips/vr41xx/casio-e55/setup.c
+++ b/arch/mips/vr41xx/casio-e55/setup.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * setup.c, Setup for the CASIO CASSIOPEIA E-11/15/55/65. 2 * setup.c, Setup for the CASIO CASSIOPEIA E-11/15/55/65.
3 * 3 *
4 * Copyright (C) 2002-2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> 4 * Copyright (C) 2002-2006 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
5 * 5 *
6 * This program is free software; you can redistribute it and/or modify 6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by 7 * it under the terms of the GNU General Public License as published by
@@ -21,13 +21,18 @@
21#include <linux/ioport.h> 21#include <linux/ioport.h>
22 22
23#include <asm/io.h> 23#include <asm/io.h>
24#include <asm/vr41xx/e55.h> 24
25#define E55_ISA_IO_BASE 0x1400c000
26#define E55_ISA_IO_SIZE 0x03ff4000
27#define E55_ISA_IO_START 0
28#define E55_ISA_IO_END (E55_ISA_IO_SIZE - 1)
29#define E55_IO_PORT_BASE KSEG1ADDR(E55_ISA_IO_BASE)
25 30
26static int __init casio_e55_setup(void) 31static int __init casio_e55_setup(void)
27{ 32{
28 set_io_port_base(IO_PORT_BASE); 33 set_io_port_base(E55_IO_PORT_BASE);
29 ioport_resource.start = IO_PORT_RESOURCE_START; 34 ioport_resource.start = E55_ISA_IO_START;
30 ioport_resource.end = IO_PORT_RESOURCE_END; 35 ioport_resource.end = E55_ISA_IO_END;
31 36
32 return 0; 37 return 0;
33} 38}
diff --git a/arch/mips/vr41xx/common/Makefile b/arch/mips/vr41xx/common/Makefile
index aa373974c80f..975d5caf9d1b 100644
--- a/arch/mips/vr41xx/common/Makefile
+++ b/arch/mips/vr41xx/common/Makefile
@@ -2,7 +2,6 @@
2# Makefile for common code of the NEC VR4100 series. 2# Makefile for common code of the NEC VR4100 series.
3# 3#
4 4
5obj-y += bcu.o cmu.o icu.o init.o irq.o pmu.o type.o 5obj-y += bcu.o cmu.o icu.o init.o irq.o pmu.o type.o
6obj-$(CONFIG_VRC4173) += vrc4173.o
7 6
8EXTRA_AFLAGS := $(CFLAGS) 7EXTRA_AFLAGS := $(CFLAGS)
diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c
index b9323302cc4e..7a5c31d58378 100644
--- a/arch/mips/vr41xx/common/icu.c
+++ b/arch/mips/vr41xx/common/icu.c
@@ -38,6 +38,7 @@
38 38
39#include <asm/cpu.h> 39#include <asm/cpu.h>
40#include <asm/io.h> 40#include <asm/io.h>
41#include <asm/vr41xx/irq.h>
41#include <asm/vr41xx/vr41xx.h> 42#include <asm/vr41xx/vr41xx.h>
42 43
43static void __iomem *icu1_base; 44static void __iomem *icu1_base;
@@ -152,7 +153,7 @@ static inline uint16_t icu2_clear(uint8_t offset, uint16_t clear)
152 153
153void vr41xx_enable_piuint(uint16_t mask) 154void vr41xx_enable_piuint(uint16_t mask)
154{ 155{
155 irq_desc_t *desc = irq_desc + PIU_IRQ; 156 struct irq_desc *desc = irq_desc + PIU_IRQ;
156 unsigned long flags; 157 unsigned long flags;
157 158
158 if (current_cpu_data.cputype == CPU_VR4111 || 159 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -167,7 +168,7 @@ EXPORT_SYMBOL(vr41xx_enable_piuint);
167 168
168void vr41xx_disable_piuint(uint16_t mask) 169void vr41xx_disable_piuint(uint16_t mask)
169{ 170{
170 irq_desc_t *desc = irq_desc + PIU_IRQ; 171 struct irq_desc *desc = irq_desc + PIU_IRQ;
171 unsigned long flags; 172 unsigned long flags;
172 173
173 if (current_cpu_data.cputype == CPU_VR4111 || 174 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -182,7 +183,7 @@ EXPORT_SYMBOL(vr41xx_disable_piuint);
182 183
183void vr41xx_enable_aiuint(uint16_t mask) 184void vr41xx_enable_aiuint(uint16_t mask)
184{ 185{
185 irq_desc_t *desc = irq_desc + AIU_IRQ; 186 struct irq_desc *desc = irq_desc + AIU_IRQ;
186 unsigned long flags; 187 unsigned long flags;
187 188
188 if (current_cpu_data.cputype == CPU_VR4111 || 189 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -197,7 +198,7 @@ EXPORT_SYMBOL(vr41xx_enable_aiuint);
197 198
198void vr41xx_disable_aiuint(uint16_t mask) 199void vr41xx_disable_aiuint(uint16_t mask)
199{ 200{
200 irq_desc_t *desc = irq_desc + AIU_IRQ; 201 struct irq_desc *desc = irq_desc + AIU_IRQ;
201 unsigned long flags; 202 unsigned long flags;
202 203
203 if (current_cpu_data.cputype == CPU_VR4111 || 204 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -212,7 +213,7 @@ EXPORT_SYMBOL(vr41xx_disable_aiuint);
212 213
213void vr41xx_enable_kiuint(uint16_t mask) 214void vr41xx_enable_kiuint(uint16_t mask)
214{ 215{
215 irq_desc_t *desc = irq_desc + KIU_IRQ; 216 struct irq_desc *desc = irq_desc + KIU_IRQ;
216 unsigned long flags; 217 unsigned long flags;
217 218
218 if (current_cpu_data.cputype == CPU_VR4111 || 219 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -227,7 +228,7 @@ EXPORT_SYMBOL(vr41xx_enable_kiuint);
227 228
228void vr41xx_disable_kiuint(uint16_t mask) 229void vr41xx_disable_kiuint(uint16_t mask)
229{ 230{
230 irq_desc_t *desc = irq_desc + KIU_IRQ; 231 struct irq_desc *desc = irq_desc + KIU_IRQ;
231 unsigned long flags; 232 unsigned long flags;
232 233
233 if (current_cpu_data.cputype == CPU_VR4111 || 234 if (current_cpu_data.cputype == CPU_VR4111 ||
@@ -242,7 +243,7 @@ EXPORT_SYMBOL(vr41xx_disable_kiuint);
242 243
243void vr41xx_enable_dsiuint(uint16_t mask) 244void vr41xx_enable_dsiuint(uint16_t mask)
244{ 245{
245 irq_desc_t *desc = irq_desc + DSIU_IRQ; 246 struct irq_desc *desc = irq_desc + DSIU_IRQ;
246 unsigned long flags; 247 unsigned long flags;
247 248
248 spin_lock_irqsave(&desc->lock, flags); 249 spin_lock_irqsave(&desc->lock, flags);
@@ -254,7 +255,7 @@ EXPORT_SYMBOL(vr41xx_enable_dsiuint);
254 255
255void vr41xx_disable_dsiuint(uint16_t mask) 256void vr41xx_disable_dsiuint(uint16_t mask)
256{ 257{
257 irq_desc_t *desc = irq_desc + DSIU_IRQ; 258 struct irq_desc *desc = irq_desc + DSIU_IRQ;
258 unsigned long flags; 259 unsigned long flags;
259 260
260 spin_lock_irqsave(&desc->lock, flags); 261 spin_lock_irqsave(&desc->lock, flags);
@@ -266,7 +267,7 @@ EXPORT_SYMBOL(vr41xx_disable_dsiuint);
266 267
267void vr41xx_enable_firint(uint16_t mask) 268void vr41xx_enable_firint(uint16_t mask)
268{ 269{
269 irq_desc_t *desc = irq_desc + FIR_IRQ; 270 struct irq_desc *desc = irq_desc + FIR_IRQ;
270 unsigned long flags; 271 unsigned long flags;
271 272
272 spin_lock_irqsave(&desc->lock, flags); 273 spin_lock_irqsave(&desc->lock, flags);
@@ -278,7 +279,7 @@ EXPORT_SYMBOL(vr41xx_enable_firint);
278 279
279void vr41xx_disable_firint(uint16_t mask) 280void vr41xx_disable_firint(uint16_t mask)
280{ 281{
281 irq_desc_t *desc = irq_desc + FIR_IRQ; 282 struct irq_desc *desc = irq_desc + FIR_IRQ;
282 unsigned long flags; 283 unsigned long flags;
283 284
284 spin_lock_irqsave(&desc->lock, flags); 285 spin_lock_irqsave(&desc->lock, flags);
@@ -290,7 +291,7 @@ EXPORT_SYMBOL(vr41xx_disable_firint);
290 291
291void vr41xx_enable_pciint(void) 292void vr41xx_enable_pciint(void)
292{ 293{
293 irq_desc_t *desc = irq_desc + PCI_IRQ; 294 struct irq_desc *desc = irq_desc + PCI_IRQ;
294 unsigned long flags; 295 unsigned long flags;
295 296
296 if (current_cpu_data.cputype == CPU_VR4122 || 297 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -306,7 +307,7 @@ EXPORT_SYMBOL(vr41xx_enable_pciint);
306 307
307void vr41xx_disable_pciint(void) 308void vr41xx_disable_pciint(void)
308{ 309{
309 irq_desc_t *desc = irq_desc + PCI_IRQ; 310 struct irq_desc *desc = irq_desc + PCI_IRQ;
310 unsigned long flags; 311 unsigned long flags;
311 312
312 if (current_cpu_data.cputype == CPU_VR4122 || 313 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -322,7 +323,7 @@ EXPORT_SYMBOL(vr41xx_disable_pciint);
322 323
323void vr41xx_enable_scuint(void) 324void vr41xx_enable_scuint(void)
324{ 325{
325 irq_desc_t *desc = irq_desc + SCU_IRQ; 326 struct irq_desc *desc = irq_desc + SCU_IRQ;
326 unsigned long flags; 327 unsigned long flags;
327 328
328 if (current_cpu_data.cputype == CPU_VR4122 || 329 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -338,7 +339,7 @@ EXPORT_SYMBOL(vr41xx_enable_scuint);
338 339
339void vr41xx_disable_scuint(void) 340void vr41xx_disable_scuint(void)
340{ 341{
341 irq_desc_t *desc = irq_desc + SCU_IRQ; 342 struct irq_desc *desc = irq_desc + SCU_IRQ;
342 unsigned long flags; 343 unsigned long flags;
343 344
344 if (current_cpu_data.cputype == CPU_VR4122 || 345 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -354,7 +355,7 @@ EXPORT_SYMBOL(vr41xx_disable_scuint);
354 355
355void vr41xx_enable_csiint(uint16_t mask) 356void vr41xx_enable_csiint(uint16_t mask)
356{ 357{
357 irq_desc_t *desc = irq_desc + CSI_IRQ; 358 struct irq_desc *desc = irq_desc + CSI_IRQ;
358 unsigned long flags; 359 unsigned long flags;
359 360
360 if (current_cpu_data.cputype == CPU_VR4122 || 361 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -370,7 +371,7 @@ EXPORT_SYMBOL(vr41xx_enable_csiint);
370 371
371void vr41xx_disable_csiint(uint16_t mask) 372void vr41xx_disable_csiint(uint16_t mask)
372{ 373{
373 irq_desc_t *desc = irq_desc + CSI_IRQ; 374 struct irq_desc *desc = irq_desc + CSI_IRQ;
374 unsigned long flags; 375 unsigned long flags;
375 376
376 if (current_cpu_data.cputype == CPU_VR4122 || 377 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -386,7 +387,7 @@ EXPORT_SYMBOL(vr41xx_disable_csiint);
386 387
387void vr41xx_enable_bcuint(void) 388void vr41xx_enable_bcuint(void)
388{ 389{
389 irq_desc_t *desc = irq_desc + BCU_IRQ; 390 struct irq_desc *desc = irq_desc + BCU_IRQ;
390 unsigned long flags; 391 unsigned long flags;
391 392
392 if (current_cpu_data.cputype == CPU_VR4122 || 393 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -402,7 +403,7 @@ EXPORT_SYMBOL(vr41xx_enable_bcuint);
402 403
403void vr41xx_disable_bcuint(void) 404void vr41xx_disable_bcuint(void)
404{ 405{
405 irq_desc_t *desc = irq_desc + BCU_IRQ; 406 struct irq_desc *desc = irq_desc + BCU_IRQ;
406 unsigned long flags; 407 unsigned long flags;
407 408
408 if (current_cpu_data.cputype == CPU_VR4122 || 409 if (current_cpu_data.cputype == CPU_VR4122 ||
@@ -442,7 +443,7 @@ static void end_sysint1_irq(unsigned int irq)
442 icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq)); 443 icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq));
443} 444}
444 445
445static struct hw_interrupt_type sysint1_irq_type = { 446static struct irq_chip sysint1_irq_type = {
446 .typename = "SYSINT1", 447 .typename = "SYSINT1",
447 .startup = startup_sysint1_irq, 448 .startup = startup_sysint1_irq,
448 .shutdown = shutdown_sysint1_irq, 449 .shutdown = shutdown_sysint1_irq,
@@ -478,7 +479,7 @@ static void end_sysint2_irq(unsigned int irq)
478 icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq)); 479 icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq));
479} 480}
480 481
481static struct hw_interrupt_type sysint2_irq_type = { 482static struct irq_chip sysint2_irq_type = {
482 .typename = "SYSINT2", 483 .typename = "SYSINT2",
483 .startup = startup_sysint2_irq, 484 .startup = startup_sysint2_irq,
484 .shutdown = shutdown_sysint2_irq, 485 .shutdown = shutdown_sysint2_irq,
@@ -490,7 +491,7 @@ static struct hw_interrupt_type sysint2_irq_type = {
490 491
491static inline int set_sysint1_assign(unsigned int irq, unsigned char assign) 492static inline int set_sysint1_assign(unsigned int irq, unsigned char assign)
492{ 493{
493 irq_desc_t *desc = irq_desc + irq; 494 struct irq_desc *desc = irq_desc + irq;
494 uint16_t intassign0, intassign1; 495 uint16_t intassign0, intassign1;
495 unsigned int pin; 496 unsigned int pin;
496 497
@@ -549,7 +550,7 @@ static inline int set_sysint1_assign(unsigned int irq, unsigned char assign)
549 550
550static inline int set_sysint2_assign(unsigned int irq, unsigned char assign) 551static inline int set_sysint2_assign(unsigned int irq, unsigned char assign)
551{ 552{
552 irq_desc_t *desc = irq_desc + irq; 553 struct irq_desc *desc = irq_desc + irq;
553 uint16_t intassign2, intassign3; 554 uint16_t intassign2, intassign3;
554 unsigned int pin; 555 unsigned int pin;
555 556
diff --git a/arch/mips/vr41xx/common/init.c b/arch/mips/vr41xx/common/init.c
index 915bfa5c0719..a2e285c1d4d5 100644
--- a/arch/mips/vr41xx/common/init.c
+++ b/arch/mips/vr41xx/common/init.c
@@ -24,6 +24,7 @@
24 24
25#include <asm/bootinfo.h> 25#include <asm/bootinfo.h>
26#include <asm/time.h> 26#include <asm/time.h>
27#include <asm/vr41xx/irq.h>
27#include <asm/vr41xx/vr41xx.h> 28#include <asm/vr41xx/vr41xx.h>
28 29
29#define IO_MEM_RESOURCE_START 0UL 30#define IO_MEM_RESOURCE_START 0UL
@@ -47,7 +48,7 @@ static void __init setup_timer_frequency(void)
47 mips_hpt_frequency = tclock / 4; 48 mips_hpt_frequency = tclock / 4;
48} 49}
49 50
50static void __init setup_timer_irq(struct irqaction *irq) 51void __init plat_timer_setup(struct irqaction *irq)
51{ 52{
52 setup_irq(TIMER_IRQ, irq); 53 setup_irq(TIMER_IRQ, irq);
53} 54}
@@ -55,7 +56,6 @@ static void __init setup_timer_irq(struct irqaction *irq)
55static void __init timer_init(void) 56static void __init timer_init(void)
56{ 57{
57 board_time_init = setup_timer_frequency; 58 board_time_init = setup_timer_frequency;
58 board_timer_setup = setup_timer_irq;
59} 59}
60 60
61void __init plat_mem_setup(void) 61void __init plat_mem_setup(void)
diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c
index 66aa50802deb..4733c5344467 100644
--- a/arch/mips/vr41xx/common/irq.c
+++ b/arch/mips/vr41xx/common/irq.c
@@ -22,7 +22,7 @@
22 22
23#include <asm/irq_cpu.h> 23#include <asm/irq_cpu.h>
24#include <asm/system.h> 24#include <asm/system.h>
25#include <asm/vr41xx/vr41xx.h> 25#include <asm/vr41xx/irq.h>
26 26
27typedef struct irq_cascade { 27typedef struct irq_cascade {
28 int (*get_irq)(unsigned int, struct pt_regs *); 28 int (*get_irq)(unsigned int, struct pt_regs *);
@@ -62,7 +62,7 @@ EXPORT_SYMBOL_GPL(cascade_irq);
62static void irq_dispatch(unsigned int irq, struct pt_regs *regs) 62static void irq_dispatch(unsigned int irq, struct pt_regs *regs)
63{ 63{
64 irq_cascade_t *cascade; 64 irq_cascade_t *cascade;
65 irq_desc_t *desc; 65 struct irq_desc *desc;
66 66
67 if (irq >= NR_IRQS) { 67 if (irq >= NR_IRQS) {
68 atomic_inc(&irq_err_count); 68 atomic_inc(&irq_err_count);
diff --git a/arch/mips/vr41xx/common/vrc4173.c b/arch/mips/vr41xx/common/vrc4173.c
deleted file mode 100644
index 2d287b8893d9..000000000000
--- a/arch/mips/vr41xx/common/vrc4173.c
+++ /dev/null
@@ -1,581 +0,0 @@
1/*
2 * vrc4173.c, NEC VRC4173 base driver for NEC VR4122/VR4131.
3 *
4 * Copyright (C) 2001-2003 MontaVista Software Inc.
5 * Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com>
6 * Copyright (C) 2004 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
7 * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23#include <linux/init.h>
24#include <linux/module.h>
25#include <linux/interrupt.h>
26#include <linux/irq.h>
27#include <linux/pci.h>
28#include <linux/spinlock.h>
29#include <linux/types.h>
30
31#include <asm/vr41xx/vr41xx.h>
32#include <asm/vr41xx/vrc4173.h>
33
34MODULE_DESCRIPTION("NEC VRC4173 base driver for NEC VR4122/4131");
35MODULE_AUTHOR("Yoichi Yuasa <yyuasa@mvista.com>");
36MODULE_LICENSE("GPL");
37
38#define VRC4173_CMUCLKMSK 0x040
39 #define MSKPIU 0x0001
40 #define MSKKIU 0x0002
41 #define MSKAIU 0x0004
42 #define MSKPS2CH1 0x0008
43 #define MSKPS2CH2 0x0010
44 #define MSKUSB 0x0020
45 #define MSKCARD1 0x0040
46 #define MSKCARD2 0x0080
47 #define MSKAC97 0x0100
48 #define MSK48MUSB 0x0400
49 #define MSK48MPIN 0x0800
50 #define MSK48MOSC 0x1000
51#define VRC4173_CMUSRST 0x042
52 #define USBRST 0x0001
53 #define CARD1RST 0x0002
54 #define CARD2RST 0x0004
55 #define AC97RST 0x0008
56
57#define VRC4173_SYSINT1REG 0x060
58#define VRC4173_MSYSINT1REG 0x06c
59#define VRC4173_MPIUINTREG 0x06e
60#define VRC4173_MAIUINTREG 0x070
61#define VRC4173_MKIUINTREG 0x072
62
63#define VRC4173_SELECTREG 0x09e
64 #define SEL3 0x0008
65 #define SEL2 0x0004
66 #define SEL1 0x0002
67 #define SEL0 0x0001
68
69static struct pci_device_id vrc4173_id_table[] __devinitdata = {
70 { .vendor = PCI_VENDOR_ID_NEC,
71 .device = PCI_DEVICE_ID_NEC_VRC4173,
72 .subvendor = PCI_ANY_ID,
73 .subdevice = PCI_ANY_ID, },
74 { .vendor = 0, },
75};
76
77unsigned long vrc4173_io_offset = 0;
78
79EXPORT_SYMBOL(vrc4173_io_offset);
80
81static int vrc4173_initialized;
82static uint16_t vrc4173_cmuclkmsk;
83static uint16_t vrc4173_selectreg;
84static DEFINE_SPINLOCK(vrc4173_cmu_lock);
85static DEFINE_SPINLOCK(vrc4173_giu_lock);
86
87static inline void set_cmusrst(uint16_t val)
88{
89 uint16_t cmusrst;
90
91 cmusrst = vrc4173_inw(VRC4173_CMUSRST);
92 cmusrst |= val;
93 vrc4173_outw(cmusrst, VRC4173_CMUSRST);
94}
95
96static inline void clear_cmusrst(uint16_t val)
97{
98 uint16_t cmusrst;
99
100 cmusrst = vrc4173_inw(VRC4173_CMUSRST);
101 cmusrst &= ~val;
102 vrc4173_outw(cmusrst, VRC4173_CMUSRST);
103}
104
105void vrc4173_supply_clock(vrc4173_clock_t clock)
106{
107 if (vrc4173_initialized) {
108 spin_lock_irq(&vrc4173_cmu_lock);
109
110 switch (clock) {
111 case VRC4173_PIU_CLOCK:
112 vrc4173_cmuclkmsk |= MSKPIU;
113 break;
114 case VRC4173_KIU_CLOCK:
115 vrc4173_cmuclkmsk |= MSKKIU;
116 break;
117 case VRC4173_AIU_CLOCK:
118 vrc4173_cmuclkmsk |= MSKAIU;
119 break;
120 case VRC4173_PS2_CH1_CLOCK:
121 vrc4173_cmuclkmsk |= MSKPS2CH1;
122 break;
123 case VRC4173_PS2_CH2_CLOCK:
124 vrc4173_cmuclkmsk |= MSKPS2CH2;
125 break;
126 case VRC4173_USBU_PCI_CLOCK:
127 set_cmusrst(USBRST);
128 vrc4173_cmuclkmsk |= MSKUSB;
129 break;
130 case VRC4173_CARDU1_PCI_CLOCK:
131 set_cmusrst(CARD1RST);
132 vrc4173_cmuclkmsk |= MSKCARD1;
133 break;
134 case VRC4173_CARDU2_PCI_CLOCK:
135 set_cmusrst(CARD2RST);
136 vrc4173_cmuclkmsk |= MSKCARD2;
137 break;
138 case VRC4173_AC97U_PCI_CLOCK:
139 set_cmusrst(AC97RST);
140 vrc4173_cmuclkmsk |= MSKAC97;
141 break;
142 case VRC4173_USBU_48MHz_CLOCK:
143 set_cmusrst(USBRST);
144 vrc4173_cmuclkmsk |= MSK48MUSB;
145 break;
146 case VRC4173_EXT_48MHz_CLOCK:
147 if (vrc4173_cmuclkmsk & MSK48MOSC)
148 vrc4173_cmuclkmsk |= MSK48MPIN;
149 else
150 printk(KERN_WARNING
151 "vrc4173_supply_clock: "
152 "Please supply VRC4173_48MHz_CLOCK first "
153 "rather than VRC4173_EXT_48MHz_CLOCK.\n");
154 break;
155 case VRC4173_48MHz_CLOCK:
156 vrc4173_cmuclkmsk |= MSK48MOSC;
157 break;
158 default:
159 printk(KERN_WARNING
160 "vrc4173_supply_clock: Invalid CLOCK value %u\n", clock);
161 break;
162 }
163
164 vrc4173_outw(vrc4173_cmuclkmsk, VRC4173_CMUCLKMSK);
165
166 switch (clock) {
167 case VRC4173_USBU_PCI_CLOCK:
168 case VRC4173_USBU_48MHz_CLOCK:
169 clear_cmusrst(USBRST);
170 break;
171 case VRC4173_CARDU1_PCI_CLOCK:
172 clear_cmusrst(CARD1RST);
173 break;
174 case VRC4173_CARDU2_PCI_CLOCK:
175 clear_cmusrst(CARD2RST);
176 break;
177 case VRC4173_AC97U_PCI_CLOCK:
178 clear_cmusrst(AC97RST);
179 break;
180 default:
181 break;
182 }
183
184 spin_unlock_irq(&vrc4173_cmu_lock);
185 }
186}
187
188EXPORT_SYMBOL(vrc4173_supply_clock);
189
190void vrc4173_mask_clock(vrc4173_clock_t clock)
191{
192 if (vrc4173_initialized) {
193 spin_lock_irq(&vrc4173_cmu_lock);
194
195 switch (clock) {
196 case VRC4173_PIU_CLOCK:
197 vrc4173_cmuclkmsk &= ~MSKPIU;
198 break;
199 case VRC4173_KIU_CLOCK:
200 vrc4173_cmuclkmsk &= ~MSKKIU;
201 break;
202 case VRC4173_AIU_CLOCK:
203 vrc4173_cmuclkmsk &= ~MSKAIU;
204 break;
205 case VRC4173_PS2_CH1_CLOCK:
206 vrc4173_cmuclkmsk &= ~MSKPS2CH1;
207 break;
208 case VRC4173_PS2_CH2_CLOCK:
209 vrc4173_cmuclkmsk &= ~MSKPS2CH2;
210 break;
211 case VRC4173_USBU_PCI_CLOCK:
212 set_cmusrst(USBRST);
213 vrc4173_cmuclkmsk &= ~MSKUSB;
214 break;
215 case VRC4173_CARDU1_PCI_CLOCK:
216 set_cmusrst(CARD1RST);
217 vrc4173_cmuclkmsk &= ~MSKCARD1;
218 break;
219 case VRC4173_CARDU2_PCI_CLOCK:
220 set_cmusrst(CARD2RST);
221 vrc4173_cmuclkmsk &= ~MSKCARD2;
222 break;
223 case VRC4173_AC97U_PCI_CLOCK:
224 set_cmusrst(AC97RST);
225 vrc4173_cmuclkmsk &= ~MSKAC97;
226 break;
227 case VRC4173_USBU_48MHz_CLOCK:
228 set_cmusrst(USBRST);
229 vrc4173_cmuclkmsk &= ~MSK48MUSB;
230 break;
231 case VRC4173_EXT_48MHz_CLOCK:
232 vrc4173_cmuclkmsk &= ~MSK48MPIN;
233 break;
234 case VRC4173_48MHz_CLOCK:
235 vrc4173_cmuclkmsk &= ~MSK48MOSC;
236 break;
237 default:
238 printk(KERN_WARNING "vrc4173_mask_clock: Invalid CLOCK value %u\n", clock);
239 break;
240 }
241
242 vrc4173_outw(vrc4173_cmuclkmsk, VRC4173_CMUCLKMSK);
243
244 switch (clock) {
245 case VRC4173_USBU_PCI_CLOCK:
246 case VRC4173_USBU_48MHz_CLOCK:
247 clear_cmusrst(USBRST);
248 break;
249 case VRC4173_CARDU1_PCI_CLOCK:
250 clear_cmusrst(CARD1RST);
251 break;
252 case VRC4173_CARDU2_PCI_CLOCK:
253 clear_cmusrst(CARD2RST);
254 break;
255 case VRC4173_AC97U_PCI_CLOCK:
256 clear_cmusrst(AC97RST);
257 break;
258 default:
259 break;
260 }
261
262 spin_unlock_irq(&vrc4173_cmu_lock);
263 }
264}
265
266EXPORT_SYMBOL(vrc4173_mask_clock);
267
268static inline void vrc4173_cmu_init(void)
269{
270 vrc4173_cmuclkmsk = vrc4173_inw(VRC4173_CMUCLKMSK);
271
272 spin_lock_init(&vrc4173_cmu_lock);
273}
274
275void vrc4173_select_function(vrc4173_function_t function)
276{
277 if (vrc4173_initialized) {
278 spin_lock_irq(&vrc4173_giu_lock);
279
280 switch(function) {
281 case PS2_CHANNEL1:
282 vrc4173_selectreg |= SEL2;
283 break;
284 case PS2_CHANNEL2:
285 vrc4173_selectreg |= SEL1;
286 break;
287 case TOUCHPANEL:
288 vrc4173_selectreg &= SEL2 | SEL1 | SEL0;
289 break;
290 case KEYBOARD_8SCANLINES:
291 vrc4173_selectreg &= SEL3 | SEL2 | SEL1;
292 break;
293 case KEYBOARD_10SCANLINES:
294 vrc4173_selectreg &= SEL3 | SEL2;
295 break;
296 case KEYBOARD_12SCANLINES:
297 vrc4173_selectreg &= SEL3;
298 break;
299 case GPIO_0_15PINS:
300 vrc4173_selectreg |= SEL0;
301 break;
302 case GPIO_16_20PINS:
303 vrc4173_selectreg |= SEL3;
304 break;
305 }
306
307 vrc4173_outw(vrc4173_selectreg, VRC4173_SELECTREG);
308
309 spin_unlock_irq(&vrc4173_giu_lock);
310 }
311}
312
313EXPORT_SYMBOL(vrc4173_select_function);
314
315static inline void vrc4173_giu_init(void)
316{
317 vrc4173_selectreg = vrc4173_inw(VRC4173_SELECTREG);
318
319 spin_lock_init(&vrc4173_giu_lock);
320}
321
322void vrc4173_enable_piuint(uint16_t mask)
323{
324 irq_desc_t *desc = irq_desc + VRC4173_PIU_IRQ;
325 unsigned long flags;
326 uint16_t val;
327
328 spin_lock_irqsave(&desc->lock, flags);
329 val = vrc4173_inw(VRC4173_MPIUINTREG);
330 val |= mask;
331 vrc4173_outw(val, VRC4173_MPIUINTREG);
332 spin_unlock_irqrestore(&desc->lock, flags);
333}
334
335EXPORT_SYMBOL(vrc4173_enable_piuint);
336
337void vrc4173_disable_piuint(uint16_t mask)
338{
339 irq_desc_t *desc = irq_desc + VRC4173_PIU_IRQ;
340 unsigned long flags;
341 uint16_t val;
342
343 spin_lock_irqsave(&desc->lock, flags);
344 val = vrc4173_inw(VRC4173_MPIUINTREG);
345 val &= ~mask;
346 vrc4173_outw(val, VRC4173_MPIUINTREG);
347 spin_unlock_irqrestore(&desc->lock, flags);
348}
349
350EXPORT_SYMBOL(vrc4173_disable_piuint);
351
352void vrc4173_enable_aiuint(uint16_t mask)
353{
354 irq_desc_t *desc = irq_desc + VRC4173_AIU_IRQ;
355 unsigned long flags;
356 uint16_t val;
357
358 spin_lock_irqsave(&desc->lock, flags);
359 val = vrc4173_inw(VRC4173_MAIUINTREG);
360 val |= mask;
361 vrc4173_outw(val, VRC4173_MAIUINTREG);
362 spin_unlock_irqrestore(&desc->lock, flags);
363}
364
365EXPORT_SYMBOL(vrc4173_enable_aiuint);
366
367void vrc4173_disable_aiuint(uint16_t mask)
368{
369 irq_desc_t *desc = irq_desc + VRC4173_AIU_IRQ;
370 unsigned long flags;
371 uint16_t val;
372
373 spin_lock_irqsave(&desc->lock, flags);
374 val = vrc4173_inw(VRC4173_MAIUINTREG);
375 val &= ~mask;
376 vrc4173_outw(val, VRC4173_MAIUINTREG);
377 spin_unlock_irqrestore(&desc->lock, flags);
378}
379
380EXPORT_SYMBOL(vrc4173_disable_aiuint);
381
382void vrc4173_enable_kiuint(uint16_t mask)
383{
384 irq_desc_t *desc = irq_desc + VRC4173_KIU_IRQ;
385 unsigned long flags;
386 uint16_t val;
387
388 spin_lock_irqsave(&desc->lock, flags);
389 val = vrc4173_inw(VRC4173_MKIUINTREG);
390 val |= mask;
391 vrc4173_outw(val, VRC4173_MKIUINTREG);
392 spin_unlock_irqrestore(&desc->lock, flags);
393}
394
395EXPORT_SYMBOL(vrc4173_enable_kiuint);
396
397void vrc4173_disable_kiuint(uint16_t mask)
398{
399 irq_desc_t *desc = irq_desc + VRC4173_KIU_IRQ;
400 unsigned long flags;
401 uint16_t val;
402
403 spin_lock_irqsave(&desc->lock, flags);
404 val = vrc4173_inw(VRC4173_MKIUINTREG);
405 val &= ~mask;
406 vrc4173_outw(val, VRC4173_MKIUINTREG);
407 spin_unlock_irqrestore(&desc->lock, flags);
408}
409
410EXPORT_SYMBOL(vrc4173_disable_kiuint);
411
412static void enable_vrc4173_irq(unsigned int irq)
413{
414 uint16_t val;
415
416 val = vrc4173_inw(VRC4173_MSYSINT1REG);
417 val |= (uint16_t)1 << (irq - VRC4173_IRQ_BASE);
418 vrc4173_outw(val, VRC4173_MSYSINT1REG);
419}
420
421static void disable_vrc4173_irq(unsigned int irq)
422{
423 uint16_t val;
424
425 val = vrc4173_inw(VRC4173_MSYSINT1REG);
426 val &= ~((uint16_t)1 << (irq - VRC4173_IRQ_BASE));
427 vrc4173_outw(val, VRC4173_MSYSINT1REG);
428}
429
430static unsigned int startup_vrc4173_irq(unsigned int irq)
431{
432 enable_vrc4173_irq(irq);
433 return 0; /* never anything pending */
434}
435
436#define shutdown_vrc4173_irq disable_vrc4173_irq
437#define ack_vrc4173_irq disable_vrc4173_irq
438
439static void end_vrc4173_irq(unsigned int irq)
440{
441 if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
442 enable_vrc4173_irq(irq);
443}
444
445static struct hw_interrupt_type vrc4173_irq_type = {
446 .typename = "VRC4173",
447 .startup = startup_vrc4173_irq,
448 .shutdown = shutdown_vrc4173_irq,
449 .enable = enable_vrc4173_irq,
450 .disable = disable_vrc4173_irq,
451 .ack = ack_vrc4173_irq,
452 .end = end_vrc4173_irq,
453};
454
455static int vrc4173_get_irq_number(int irq)
456{
457 uint16_t status, mask;
458 int i;
459
460 status = vrc4173_inw(VRC4173_SYSINT1REG);
461 mask = vrc4173_inw(VRC4173_MSYSINT1REG);
462
463 status &= mask;
464 if (status) {
465 for (i = 0; i < 16; i++)
466 if (status & (0x0001 << i))
467 return VRC4173_IRQ(i);
468 }
469
470 return -EINVAL;
471}
472
473static inline int vrc4173_icu_init(int cascade_irq)
474{
475 int i;
476
477 if (cascade_irq < GIU_IRQ(0) || cascade_irq > GIU_IRQ(15))
478 return -EINVAL;
479
480 vrc4173_outw(0, VRC4173_MSYSINT1REG);
481
482 vr41xx_set_irq_trigger(GIU_IRQ_TO_PIN(cascade_irq), TRIGGER_LEVEL, SIGNAL_THROUGH);
483 vr41xx_set_irq_level(GIU_IRQ_TO_PIN(cascade_irq), LEVEL_LOW);
484
485 for (i = VRC4173_IRQ_BASE; i <= VRC4173_IRQ_LAST; i++)
486 irq_desc[i].chip = &vrc4173_irq_type;
487
488 return 0;
489}
490
491static int __devinit vrc4173_probe(struct pci_dev *dev,
492 const struct pci_device_id *id)
493{
494 unsigned long start, flags;
495 int err;
496
497 err = pci_enable_device(dev);
498 if (err < 0) {
499 printk(KERN_ERR "vrc4173: Failed to enable PCI device, aborting\n");
500 return err;
501 }
502
503 pci_set_master(dev);
504
505 start = pci_resource_start(dev, 0);
506 if (start == 0) {
507 printk(KERN_ERR "vrc4173:No such PCI I/O resource, aborting\n");
508 return -ENXIO;
509 }
510
511 flags = pci_resource_flags(dev, 0);
512 if ((flags & IORESOURCE_IO) == 0) {
513 printk(KERN_ERR "vrc4173: No such PCI I/O resource, aborting\n");
514 return -ENXIO;
515 }
516
517 err = pci_request_regions(dev, "NEC VRC4173");
518 if (err < 0) {
519 printk(KERN_ERR "vrc4173: PCI resources are busy, aborting\n");
520 return err;
521 }
522
523 set_vrc4173_io_offset(start);
524
525 vrc4173_cmu_init();
526 vrc4173_giu_init();
527
528 err = vrc4173_icu_init(dev->irq);
529 if (err < 0) {
530 printk(KERN_ERR "vrc4173: Invalid IRQ %d, aborting\n", dev->irq);
531 return err;
532 }
533
534 err = vr41xx_cascade_irq(dev->irq, vrc4173_get_irq_number);
535 if (err < 0) {
536 printk(KERN_ERR "vrc4173: IRQ resource %d is busy, aborting\n", dev->irq);
537 return err;
538 }
539
540 printk(KERN_INFO
541 "NEC VRC4173 at 0x%#08lx, IRQ is cascaded to %d\n", start, dev->irq);
542
543 return 0;
544}
545
546static void vrc4173_remove(struct pci_dev *dev)
547{
548 free_irq(dev->irq, NULL);
549
550 pci_release_regions(dev);
551}
552
553static struct pci_driver vrc4173_driver = {
554 .name = "NEC VRC4173",
555 .probe = vrc4173_probe,
556 .remove = vrc4173_remove,
557 .id_table = vrc4173_id_table,
558};
559
560static int __devinit vrc4173_init(void)
561{
562 int err;
563
564 err = pci_register_driver(&vrc4173_driver);
565 if (err < 0)
566 return err;
567
568 vrc4173_initialized = 1;
569
570 return 0;
571}
572
573static void __devexit vrc4173_exit(void)
574{
575 vrc4173_initialized = 0;
576
577 pci_unregister_driver(&vrc4173_driver);
578}
579
580module_init(vrc4173_init);
581module_exit(vrc4173_exit);
diff --git a/arch/mips/vr41xx/ibm-workpad/setup.c b/arch/mips/vr41xx/ibm-workpad/setup.c
index 50fe8af4c52c..9eef297eca1a 100644
--- a/arch/mips/vr41xx/ibm-workpad/setup.c
+++ b/arch/mips/vr41xx/ibm-workpad/setup.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * setup.c, Setup for the IBM WorkPad z50. 2 * setup.c, Setup for the IBM WorkPad z50.
3 * 3 *
4 * Copyright (C) 2002-2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> 4 * Copyright (C) 2002-2006 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
5 * 5 *
6 * This program is free software; you can redistribute it and/or modify 6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by 7 * it under the terms of the GNU General Public License as published by
@@ -21,13 +21,18 @@
21#include <linux/ioport.h> 21#include <linux/ioport.h>
22 22
23#include <asm/io.h> 23#include <asm/io.h>
24#include <asm/vr41xx/workpad.h> 24
25#define WORKPAD_ISA_IO_BASE 0x15000000
26#define WORKPAD_ISA_IO_SIZE 0x03000000
27#define WORKPAD_ISA_IO_START 0
28#define WORKPAD_ISA_IO_END (WORKPAD_ISA_IO_SIZE - 1)
29#define WORKPAD_IO_PORT_BASE KSEG1ADDR(WORKPAD_ISA_IO_BASE)
25 30
26static int __init ibm_workpad_setup(void) 31static int __init ibm_workpad_setup(void)
27{ 32{
28 set_io_port_base(IO_PORT_BASE); 33 set_io_port_base(WORKPAD_IO_PORT_BASE);
29 ioport_resource.start = IO_PORT_RESOURCE_START; 34 ioport_resource.start = WORKPAD_ISA_IO_START;
30 ioport_resource.end = IO_PORT_RESOURCE_END; 35 ioport_resource.end = WORKPAD_ISA_IO_END;
31 36
32 return 0; 37 return 0;
33} 38}
diff --git a/arch/mips/vr41xx/nec-cmbvr4133/irq.c b/arch/mips/vr41xx/nec-cmbvr4133/irq.c
index 7b2511ca0a61..2483487344c2 100644
--- a/arch/mips/vr41xx/nec-cmbvr4133/irq.c
+++ b/arch/mips/vr41xx/nec-cmbvr4133/irq.c
@@ -62,7 +62,7 @@ static void end_i8259_irq(unsigned int irq)
62 enable_8259A_irq(irq - I8259_IRQ_BASE); 62 enable_8259A_irq(irq - I8259_IRQ_BASE);
63} 63}
64 64
65static struct hw_interrupt_type i8259_irq_type = { 65static struct irq_chip i8259_irq_type = {
66 .typename = "XT-PIC", 66 .typename = "XT-PIC",
67 .startup = startup_i8259_irq, 67 .startup = startup_i8259_irq,
68 .shutdown = shutdown_i8259_irq, 68 .shutdown = shutdown_i8259_irq,
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-23 01:29:01 -0500