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authorGeert Uytterhoeven <geert@linux-m68k.org>2009-04-05 07:15:10 -0400
committerGeert Uytterhoeven <geert@linux-m68k.org>2010-05-26 13:51:10 -0400
commit0779c862e43e052c58a350a8bd2bf97e6908de04 (patch)
tree108eadd3625738e7ad0db1446a96ade7d8939cc5
parent6f8221c26be5d80f749b1b6c2e7c8456fefb5250 (diff)
m68k: amiga - RTC platform device conversion
The A2000 TOD is an Oki MSM6242B, while the A3000 TOD is a Ricoh RP5C01. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat
-rw-r--r--arch/m68k/amiga/config.c174
-rw-r--r--arch/m68k/amiga/platform.c17
2 files changed, 17 insertions, 174 deletions
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index d2cc35d98532..b1577f741fa8 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -97,10 +97,6 @@ static void amiga_get_model(char *model);
97static void amiga_get_hardware_list(struct seq_file *m); 97static void amiga_get_hardware_list(struct seq_file *m);
98/* amiga specific timer functions */ 98/* amiga specific timer functions */
99static unsigned long amiga_gettimeoffset(void); 99static unsigned long amiga_gettimeoffset(void);
100static int a3000_hwclk(int, struct rtc_time *);
101static int a2000_hwclk(int, struct rtc_time *);
102static int amiga_set_clock_mmss(unsigned long);
103static unsigned int amiga_get_ss(void);
104extern void amiga_mksound(unsigned int count, unsigned int ticks); 100extern void amiga_mksound(unsigned int count, unsigned int ticks);
105static void amiga_reset(void); 101static void amiga_reset(void);
106extern void amiga_init_sound(void); 102extern void amiga_init_sound(void);
@@ -138,10 +134,6 @@ static struct {
138 } 134 }
139}; 135};
140 136
141static struct resource rtc_resource = {
142 .start = 0x00dc0000, .end = 0x00dcffff
143};
144
145static struct resource ram_resource[NUM_MEMINFO]; 137static struct resource ram_resource[NUM_MEMINFO];
146 138
147 139
@@ -387,15 +379,6 @@ void __init config_amiga(void)
387 mach_get_model = amiga_get_model; 379 mach_get_model = amiga_get_model;
388 mach_get_hardware_list = amiga_get_hardware_list; 380 mach_get_hardware_list = amiga_get_hardware_list;
389 mach_gettimeoffset = amiga_gettimeoffset; 381 mach_gettimeoffset = amiga_gettimeoffset;
390 if (AMIGAHW_PRESENT(A3000_CLK)) {
391 mach_hwclk = a3000_hwclk;
392 rtc_resource.name = "A3000 RTC";
393 request_resource(&iomem_resource, &rtc_resource);
394 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
395 mach_hwclk = a2000_hwclk;
396 rtc_resource.name = "A2000 RTC";
397 request_resource(&iomem_resource, &rtc_resource);
398 }
399 382
400 /* 383 /*
401 * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI 384 * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
@@ -404,8 +387,6 @@ void __init config_amiga(void)
404 */ 387 */
405 mach_max_dma_address = 0xffffffff; 388 mach_max_dma_address = 0xffffffff;
406 389
407 mach_set_clock_mmss = amiga_set_clock_mmss;
408 mach_get_ss = amiga_get_ss;
409 mach_reset = amiga_reset; 390 mach_reset = amiga_reset;
410#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) 391#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
411 mach_beep = amiga_mksound; 392 mach_beep = amiga_mksound;
@@ -530,161 +511,6 @@ static unsigned long amiga_gettimeoffset(void)
530 return ticks + offset; 511 return ticks + offset;
531} 512}
532 513
533static int a3000_hwclk(int op, struct rtc_time *t)
534{
535 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
536
537 if (!op) { /* read */
538 t->tm_sec = tod_3000.second1 * 10 + tod_3000.second2;
539 t->tm_min = tod_3000.minute1 * 10 + tod_3000.minute2;
540 t->tm_hour = tod_3000.hour1 * 10 + tod_3000.hour2;
541 t->tm_mday = tod_3000.day1 * 10 + tod_3000.day2;
542 t->tm_wday = tod_3000.weekday;
543 t->tm_mon = tod_3000.month1 * 10 + tod_3000.month2 - 1;
544 t->tm_year = tod_3000.year1 * 10 + tod_3000.year2;
545 if (t->tm_year <= 69)
546 t->tm_year += 100;
547 } else {
548 tod_3000.second1 = t->tm_sec / 10;
549 tod_3000.second2 = t->tm_sec % 10;
550 tod_3000.minute1 = t->tm_min / 10;
551 tod_3000.minute2 = t->tm_min % 10;
552 tod_3000.hour1 = t->tm_hour / 10;
553 tod_3000.hour2 = t->tm_hour % 10;
554 tod_3000.day1 = t->tm_mday / 10;
555 tod_3000.day2 = t->tm_mday % 10;
556 if (t->tm_wday != -1)
557 tod_3000.weekday = t->tm_wday;
558 tod_3000.month1 = (t->tm_mon + 1) / 10;
559 tod_3000.month2 = (t->tm_mon + 1) % 10;
560 if (t->tm_year >= 100)
561 t->tm_year -= 100;
562 tod_3000.year1 = t->tm_year / 10;
563 tod_3000.year2 = t->tm_year % 10;
564 }
565
566 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
567
568 return 0;
569}
570
571static int a2000_hwclk(int op, struct rtc_time *t)
572{
573 int cnt = 5;
574
575 tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD;
576
577 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt) {
578 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
579 udelay(70);
580 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
581 --cnt;
582 }
583
584 if (!cnt)
585 printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n",
586 tod_2000.cntrl1);
587
588 if (!op) { /* read */
589 t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2;
590 t->tm_min = tod_2000.minute1 * 10 + tod_2000.minute2;
591 t->tm_hour = (tod_2000.hour1 & 3) * 10 + tod_2000.hour2;
592 t->tm_mday = tod_2000.day1 * 10 + tod_2000.day2;
593 t->tm_wday = tod_2000.weekday;
594 t->tm_mon = tod_2000.month1 * 10 + tod_2000.month2 - 1;
595 t->tm_year = tod_2000.year1 * 10 + tod_2000.year2;
596 if (t->tm_year <= 69)
597 t->tm_year += 100;
598
599 if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)) {
600 if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12)
601 t->tm_hour = 0;
602 else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12)
603 t->tm_hour += 12;
604 }
605 } else {
606 tod_2000.second1 = t->tm_sec / 10;
607 tod_2000.second2 = t->tm_sec % 10;
608 tod_2000.minute1 = t->tm_min / 10;
609 tod_2000.minute2 = t->tm_min % 10;
610 if (tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)
611 tod_2000.hour1 = t->tm_hour / 10;
612 else if (t->tm_hour >= 12)
613 tod_2000.hour1 = TOD2000_HOUR1_PM +
614 (t->tm_hour - 12) / 10;
615 else
616 tod_2000.hour1 = t->tm_hour / 10;
617 tod_2000.hour2 = t->tm_hour % 10;
618 tod_2000.day1 = t->tm_mday / 10;
619 tod_2000.day2 = t->tm_mday % 10;
620 if (t->tm_wday != -1)
621 tod_2000.weekday = t->tm_wday;
622 tod_2000.month1 = (t->tm_mon + 1) / 10;
623 tod_2000.month2 = (t->tm_mon + 1) % 10;
624 if (t->tm_year >= 100)
625 t->tm_year -= 100;
626 tod_2000.year1 = t->tm_year / 10;
627 tod_2000.year2 = t->tm_year % 10;
628 }
629
630 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
631
632 return 0;
633}
634
635static int amiga_set_clock_mmss(unsigned long nowtime)
636{
637 short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
638
639 if (AMIGAHW_PRESENT(A3000_CLK)) {
640 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
641
642 tod_3000.second1 = real_seconds / 10;
643 tod_3000.second2 = real_seconds % 10;
644 tod_3000.minute1 = real_minutes / 10;
645 tod_3000.minute2 = real_minutes % 10;
646
647 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
648 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
649 int cnt = 5;
650
651 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
652
653 while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt) {
654 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
655 udelay(70);
656 tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
657 --cnt;
658 }
659
660 if (!cnt)
661 printk(KERN_INFO "set_clock_mmss: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
662
663 tod_2000.second1 = real_seconds / 10;
664 tod_2000.second2 = real_seconds % 10;
665 tod_2000.minute1 = real_minutes / 10;
666 tod_2000.minute2 = real_minutes % 10;
667
668 tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
669 }
670
671 return 0;
672}
673
674static unsigned int amiga_get_ss(void)
675{
676 unsigned int s;
677
678 if (AMIGAHW_PRESENT(A3000_CLK)) {
679 tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
680 s = tod_3000.second1 * 10 + tod_3000.second2;
681 tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
682 } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
683 s = tod_2000.second1 * 10 + tod_2000.second2;
684 }
685 return s;
686}
687
688static NORET_TYPE void amiga_reset(void) 514static NORET_TYPE void amiga_reset(void)
689 ATTRIB_NORET; 515 ATTRIB_NORET;
690 516
diff --git a/arch/m68k/amiga/platform.c b/arch/m68k/amiga/platform.c
index c985db029503..7fd8b41723ea 100644
--- a/arch/m68k/amiga/platform.c
+++ b/arch/m68k/amiga/platform.c
@@ -116,6 +116,13 @@ static const struct gayle_ide_platform_data a4000_ide_pdata __initconst = {
116}; 116};
117 117
118 118
119static const struct resource amiga_rtc_resource __initconst = {
120 .start = 0x00dc0000,
121 .end = 0x00dcffff,
122 .flags = IORESOURCE_MEM,
123};
124
125
119static int __init amiga_init_devices(void) 126static int __init amiga_init_devices(void)
120{ 127{
121 struct platform_device *pdev; 128 struct platform_device *pdev;
@@ -174,6 +181,16 @@ static int __init amiga_init_devices(void)
174 if (AMIGAHW_PRESENT(AMI_PARALLEL)) 181 if (AMIGAHW_PRESENT(AMI_PARALLEL))
175 platform_device_register_simple("amiga-parallel", -1, NULL, 0); 182 platform_device_register_simple("amiga-parallel", -1, NULL, 0);
176 183
184
185 /* real time clocks */
186 if (AMIGAHW_PRESENT(A2000_CLK))
187 platform_device_register_simple("rtc-msm6242", -1,
188 &amiga_rtc_resource, 1);
189
190 if (AMIGAHW_PRESENT(A3000_CLK))
191 platform_device_register_simple("rtc-rp5c01", -1,
192 &amiga_rtc_resource, 1);
193
177 return 0; 194 return 0;
178} 195}
179 196
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-30 04:54:46 -0500