lkml.org 
[lkml]   [2010]   [Apr]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 14/14] m68k: amiga - RTC platform device conversion
Date
The A2000 TOD is an Oki MSM6242B, while the A3000 TOD is a Ricoh RP5C01.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: rtc-linux@googlegroups.com
---
arch/m68k/amiga/config.c | 174 --------------------------------------------
arch/m68k/amiga/platform.c | 17 ++++
2 files changed, 17 insertions(+), 174 deletions(-)
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index a50e8ab..abe0c38 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -97,10 +97,6 @@ static void amiga_get_model(char *model);
static void amiga_get_hardware_list(struct seq_file *m);
/* amiga specific timer functions */
static unsigned long amiga_gettimeoffset(void);
-static int a3000_hwclk(int, struct rtc_time *);
-static int a2000_hwclk(int, struct rtc_time *);
-static int amiga_set_clock_mmss(unsigned long);
-static unsigned int amiga_get_ss(void);
extern void amiga_mksound(unsigned int count, unsigned int ticks);
static void amiga_reset(void);
extern void amiga_init_sound(void);
@@ -141,10 +137,6 @@ static struct {
}
};

-static struct resource rtc_resource = {
- .start = 0x00dc0000, .end = 0x00dcffff
-};
-
static struct resource ram_resource[NUM_MEMINFO];


@@ -390,15 +382,6 @@ void __init config_amiga(void)
mach_get_model = amiga_get_model;
mach_get_hardware_list = amiga_get_hardware_list;
mach_gettimeoffset = amiga_gettimeoffset;
- if (AMIGAHW_PRESENT(A3000_CLK)) {
- mach_hwclk = a3000_hwclk;
- rtc_resource.name = "A3000 RTC";
- request_resource(&iomem_resource, &rtc_resource);
- } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
- mach_hwclk = a2000_hwclk;
- rtc_resource.name = "A2000 RTC";
- request_resource(&iomem_resource, &rtc_resource);
- }

/*
* default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
@@ -407,8 +390,6 @@ void __init config_amiga(void)
*/
mach_max_dma_address = 0xffffffff;

- mach_set_clock_mmss = amiga_set_clock_mmss;
- mach_get_ss = amiga_get_ss;
mach_reset = amiga_reset;
#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
mach_beep = amiga_mksound;
@@ -536,161 +517,6 @@ static unsigned long amiga_gettimeoffset(void)
return ticks + offset;
}

-static int a3000_hwclk(int op, struct rtc_time *t)
-{
- tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
-
- if (!op) { /* read */
- t->tm_sec = tod_3000.second1 * 10 + tod_3000.second2;
- t->tm_min = tod_3000.minute1 * 10 + tod_3000.minute2;
- t->tm_hour = tod_3000.hour1 * 10 + tod_3000.hour2;
- t->tm_mday = tod_3000.day1 * 10 + tod_3000.day2;
- t->tm_wday = tod_3000.weekday;
- t->tm_mon = tod_3000.month1 * 10 + tod_3000.month2 - 1;
- t->tm_year = tod_3000.year1 * 10 + tod_3000.year2;
- if (t->tm_year <= 69)
- t->tm_year += 100;
- } else {
- tod_3000.second1 = t->tm_sec / 10;
- tod_3000.second2 = t->tm_sec % 10;
- tod_3000.minute1 = t->tm_min / 10;
- tod_3000.minute2 = t->tm_min % 10;
- tod_3000.hour1 = t->tm_hour / 10;
- tod_3000.hour2 = t->tm_hour % 10;
- tod_3000.day1 = t->tm_mday / 10;
- tod_3000.day2 = t->tm_mday % 10;
- if (t->tm_wday != -1)
- tod_3000.weekday = t->tm_wday;
- tod_3000.month1 = (t->tm_mon + 1) / 10;
- tod_3000.month2 = (t->tm_mon + 1) % 10;
- if (t->tm_year >= 100)
- t->tm_year -= 100;
- tod_3000.year1 = t->tm_year / 10;
- tod_3000.year2 = t->tm_year % 10;
- }
-
- tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
-
- return 0;
-}
-
-static int a2000_hwclk(int op, struct rtc_time *t)
-{
- int cnt = 5;
-
- tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD;
-
- while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt) {
- tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
- udelay(70);
- tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
- --cnt;
- }
-
- if (!cnt)
- printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n",
- tod_2000.cntrl1);
-
- if (!op) { /* read */
- t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2;
- t->tm_min = tod_2000.minute1 * 10 + tod_2000.minute2;
- t->tm_hour = (tod_2000.hour1 & 3) * 10 + tod_2000.hour2;
- t->tm_mday = tod_2000.day1 * 10 + tod_2000.day2;
- t->tm_wday = tod_2000.weekday;
- t->tm_mon = tod_2000.month1 * 10 + tod_2000.month2 - 1;
- t->tm_year = tod_2000.year1 * 10 + tod_2000.year2;
- if (t->tm_year <= 69)
- t->tm_year += 100;
-
- if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)) {
- if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12)
- t->tm_hour = 0;
- else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12)
- t->tm_hour += 12;
- }
- } else {
- tod_2000.second1 = t->tm_sec / 10;
- tod_2000.second2 = t->tm_sec % 10;
- tod_2000.minute1 = t->tm_min / 10;
- tod_2000.minute2 = t->tm_min % 10;
- if (tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)
- tod_2000.hour1 = t->tm_hour / 10;
- else if (t->tm_hour >= 12)
- tod_2000.hour1 = TOD2000_HOUR1_PM +
- (t->tm_hour - 12) / 10;
- else
- tod_2000.hour1 = t->tm_hour / 10;
- tod_2000.hour2 = t->tm_hour % 10;
- tod_2000.day1 = t->tm_mday / 10;
- tod_2000.day2 = t->tm_mday % 10;
- if (t->tm_wday != -1)
- tod_2000.weekday = t->tm_wday;
- tod_2000.month1 = (t->tm_mon + 1) / 10;
- tod_2000.month2 = (t->tm_mon + 1) % 10;
- if (t->tm_year >= 100)
- t->tm_year -= 100;
- tod_2000.year1 = t->tm_year / 10;
- tod_2000.year2 = t->tm_year % 10;
- }
-
- tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
-
- return 0;
-}
-
-static int amiga_set_clock_mmss(unsigned long nowtime)
-{
- short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60;
-
- if (AMIGAHW_PRESENT(A3000_CLK)) {
- tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
-
- tod_3000.second1 = real_seconds / 10;
- tod_3000.second2 = real_seconds % 10;
- tod_3000.minute1 = real_minutes / 10;
- tod_3000.minute2 = real_minutes % 10;
-
- tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
- } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
- int cnt = 5;
-
- tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
-
- while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt) {
- tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
- udelay(70);
- tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD;
- --cnt;
- }
-
- if (!cnt)
- printk(KERN_INFO "set_clock_mmss: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1);
-
- tod_2000.second1 = real_seconds / 10;
- tod_2000.second2 = real_seconds % 10;
- tod_2000.minute1 = real_minutes / 10;
- tod_2000.minute2 = real_minutes % 10;
-
- tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD;
- }
-
- return 0;
-}
-
-static unsigned int amiga_get_ss(void)
-{
- unsigned int s;
-
- if (AMIGAHW_PRESENT(A3000_CLK)) {
- tod_3000.cntrl1 = TOD3000_CNTRL1_HOLD;
- s = tod_3000.second1 * 10 + tod_3000.second2;
- tod_3000.cntrl1 = TOD3000_CNTRL1_FREE;
- } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ {
- s = tod_2000.second1 * 10 + tod_2000.second2;
- }
- return s;
-}
-
static NORET_TYPE void amiga_reset(void)
ATTRIB_NORET;

diff --git a/arch/m68k/amiga/platform.c b/arch/m68k/amiga/platform.c
index c985db0..7fd8b41 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 = {
};


+static const struct resource amiga_rtc_resource __initconst = {
+ .start = 0x00dc0000,
+ .end = 0x00dcffff,
+ .flags = IORESOURCE_MEM,
+};
+
+
static int __init amiga_init_devices(void)
{
struct platform_device *pdev;
@@ -174,6 +181,16 @@ static int __init amiga_init_devices(void)
if (AMIGAHW_PRESENT(AMI_PARALLEL))
platform_device_register_simple("amiga-parallel", -1, NULL, 0);

+
+ /* real time clocks */
+ if (AMIGAHW_PRESENT(A2000_CLK))
+ platform_device_register_simple("rtc-msm6242", -1,
+ &amiga_rtc_resource, 1);
+
+ if (AMIGAHW_PRESENT(A3000_CLK))
+ platform_device_register_simple("rtc-rp5c01", -1,
+ &amiga_rtc_resource, 1);
+
return 0;
}

--
1.6.0.4


\
 
 \ /
  Last update: 2010-04-23 10:05    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site