diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/m68knommu/platform/68328/config.c | 94 |
1 files changed, 21 insertions, 73 deletions
diff --git a/arch/m68knommu/platform/68328/config.c b/arch/m68knommu/platform/68328/config.c index fd7c93f86481..bcfa5d7fe1e2 100644 --- a/arch/m68knommu/platform/68328/config.c +++ b/arch/m68knommu/platform/68328/config.c | |||
@@ -1,5 +1,7 @@ | |||
1 | /***************************************************************************/ | ||
2 | |||
1 | /* | 3 | /* |
2 | * linux/arch/$(ARCH)/platform/$(PLATFORM)/config.c | 4 | * linux/arch/m68knommu/platform/68328/config.c |
3 | * | 5 | * |
4 | * Copyright (C) 1993 Hamish Macdonald | 6 | * Copyright (C) 1993 Hamish Macdonald |
5 | * Copyright (C) 1999 D. Jeff Dionne | 7 | * Copyright (C) 1999 D. Jeff Dionne |
@@ -11,6 +13,8 @@ | |||
11 | * VZ Support/Fixes Evan Stawnyczy <e@lineo.ca> | 13 | * VZ Support/Fixes Evan Stawnyczy <e@lineo.ca> |
12 | */ | 14 | */ |
13 | 15 | ||
16 | /***************************************************************************/ | ||
17 | |||
14 | #include <asm/dbg.h> | 18 | #include <asm/dbg.h> |
15 | #include <stdarg.h> | 19 | #include <stdarg.h> |
16 | #include <linux/config.h> | 20 | #include <linux/config.h> |
@@ -29,76 +33,16 @@ | |||
29 | #include <asm/machdep.h> | 33 | #include <asm/machdep.h> |
30 | #include <asm/MC68328.h> | 34 | #include <asm/MC68328.h> |
31 | 35 | ||
36 | /***************************************************************************/ | ||
32 | 37 | ||
33 | void BSP_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) | 38 | void m68328_timer_init(irqreturn_t (*timer_routine) (int, void *, struct pt_regs *)); |
34 | { | 39 | void m68328_timer_tick(void); |
35 | 40 | unsigned long m68328_timer_gettimeoffset(void); | |
36 | #ifdef CONFIG_XCOPILOT_BUGS | 41 | void m68328_timer_gettod(int *year, int *mon, int *day, int *hour, int *min, int *sec); |
37 | /* | ||
38 | * The only thing I know is that CLK32 is not available on Xcopilot | ||
39 | * I have little idea about what frequency SYSCLK has on Xcopilot. | ||
40 | * The values for prescaler and compare registers were simply | ||
41 | * taken from the original source | ||
42 | */ | ||
43 | |||
44 | /* Restart mode, Enable int, SYSCLK, Enable timer */ | ||
45 | TCTL2 = TCTL_OM | TCTL_IRQEN | TCTL_CLKSOURCE_SYSCLK | TCTL_TEN; | ||
46 | /* Set prescaler */ | ||
47 | TPRER2 = 2; | ||
48 | /* Set compare register */ | ||
49 | TCMP2 = 0xd7e4; | ||
50 | #else | ||
51 | /* Restart mode, Enable int, 32KHz, Enable timer */ | ||
52 | TCTL2 = TCTL_OM | TCTL_IRQEN | TCTL_CLKSOURCE_32KHZ | TCTL_TEN; | ||
53 | /* Set prescaler (Divide 32KHz by 32)*/ | ||
54 | TPRER2 = 31; | ||
55 | /* Set compare register 32Khz / 32 / 10 = 100 */ | ||
56 | TCMP2 = 10; | ||
57 | #endif | ||
58 | |||
59 | request_irq(TMR2_IRQ_NUM, timer_routine, IRQ_FLG_LOCK, "timer", NULL); | ||
60 | } | ||
61 | |||
62 | void BSP_tick(void) | ||
63 | { | ||
64 | /* Reset Timer2 */ | ||
65 | TSTAT2 &= 0; | ||
66 | } | ||
67 | 42 | ||
68 | unsigned long BSP_gettimeoffset (void) | 43 | /***************************************************************************/ |
69 | { | ||
70 | return 0; | ||
71 | } | ||
72 | 44 | ||
73 | void BSP_gettod (int *yearp, int *monp, int *dayp, | 45 | void m68328_reset (void) |
74 | int *hourp, int *minp, int *secp) | ||
75 | { | ||
76 | } | ||
77 | |||
78 | int BSP_hwclk(int op, struct hwclk_time *t) | ||
79 | { | ||
80 | if (!op) { | ||
81 | /* read */ | ||
82 | } else { | ||
83 | /* write */ | ||
84 | } | ||
85 | return 0; | ||
86 | } | ||
87 | |||
88 | int BSP_set_clock_mmss (unsigned long nowtime) | ||
89 | { | ||
90 | #if 0 | ||
91 | short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; | ||
92 | |||
93 | tod->second1 = real_seconds / 10; | ||
94 | tod->second2 = real_seconds % 10; | ||
95 | tod->minute1 = real_minutes / 10; | ||
96 | tod->minute2 = real_minutes % 10; | ||
97 | #endif | ||
98 | return 0; | ||
99 | } | ||
100 | |||
101 | void BSP_reset (void) | ||
102 | { | 46 | { |
103 | local_irq_disable(); | 47 | local_irq_disable(); |
104 | asm volatile ("moveal #0x10c00000, %a0;\n\t" | 48 | asm volatile ("moveal #0x10c00000, %a0;\n\t" |
@@ -108,18 +52,22 @@ void BSP_reset (void) | |||
108 | "jmp (%a0);"); | 52 | "jmp (%a0);"); |
109 | } | 53 | } |
110 | 54 | ||
55 | /***************************************************************************/ | ||
56 | |||
111 | void config_BSP(char *command, int len) | 57 | void config_BSP(char *command, int len) |
112 | { | 58 | { |
113 | printk(KERN_INFO "\n68328 support D. Jeff Dionne <jeff@uclinux.org>\n"); | 59 | printk(KERN_INFO "\n68328 support D. Jeff Dionne <jeff@uclinux.org>\n"); |
114 | printk(KERN_INFO "68328 support Kenneth Albanowski <kjahds@kjshds.com>\n"); | 60 | printk(KERN_INFO "68328 support Kenneth Albanowski <kjahds@kjshds.com>\n"); |
115 | printk(KERN_INFO "68328/Pilot support Bernhard Kuhn <kuhn@lpr.e-technik.tu-muenchen.de>\n"); | 61 | printk(KERN_INFO "68328/Pilot support Bernhard Kuhn <kuhn@lpr.e-technik.tu-muenchen.de>\n"); |
116 | 62 | ||
117 | mach_sched_init = BSP_sched_init; | 63 | mach_sched_init = m68328_timer_init; |
118 | mach_tick = BSP_tick; | 64 | mach_tick = m68328_timer_tick; |
119 | mach_gettimeoffset = BSP_gettimeoffset; | 65 | mach_gettimeoffset = m68328_timer_gettimeoffset; |
120 | mach_gettod = BSP_gettod; | 66 | mach_gettod = m68328_timer_gettod; |
121 | mach_hwclk = NULL; | 67 | mach_hwclk = NULL; |
122 | mach_set_clock_mmss = NULL; | 68 | mach_set_clock_mmss = NULL; |
123 | mach_reset = BSP_reset; | 69 | mach_reset = m68328_reset; |
124 | *command = '\0'; | 70 | *command = '\0'; |
125 | } | 71 | } |
72 | |||
73 | /***************************************************************************/ | ||