diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/alchemy/devboards/db1200/setup.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/arch/mips/alchemy/devboards/db1200/setup.c b/arch/mips/alchemy/devboards/db1200/setup.c index 379536e3abd1..be7e92ea01f3 100644 --- a/arch/mips/alchemy/devboards/db1200/setup.c +++ b/arch/mips/alchemy/devboards/db1200/setup.c | |||
@@ -60,43 +60,6 @@ void __init board_setup(void) | |||
60 | wmb(); | 60 | wmb(); |
61 | } | 61 | } |
62 | 62 | ||
63 | /* use the hexleds to count the number of times the cpu has entered | ||
64 | * wait, the dots to indicate whether the CPU is currently idle or | ||
65 | * active (dots off = sleeping, dots on = working) for cases where | ||
66 | * the number doesn't change for a long(er) period of time. | ||
67 | */ | ||
68 | static void db1200_wait(void) | ||
69 | { | ||
70 | __asm__(" .set push \n" | ||
71 | " .set mips3 \n" | ||
72 | " .set noreorder \n" | ||
73 | " cache 0x14, 0(%0) \n" | ||
74 | " cache 0x14, 32(%0) \n" | ||
75 | " cache 0x14, 64(%0) \n" | ||
76 | /* dots off: we're about to call wait */ | ||
77 | " lui $26, 0xb980 \n" | ||
78 | " ori $27, $0, 3 \n" | ||
79 | " sb $27, 0x18($26) \n" | ||
80 | " sync \n" | ||
81 | " nop \n" | ||
82 | " wait \n" | ||
83 | " nop \n" | ||
84 | " nop \n" | ||
85 | " nop \n" | ||
86 | " nop \n" | ||
87 | " nop \n" | ||
88 | /* dots on: there's work to do, increment cntr */ | ||
89 | " lui $26, 0xb980 \n" | ||
90 | " sb $0, 0x18($26) \n" | ||
91 | " lui $26, 0xb9c0 \n" | ||
92 | " lb $27, 0($26) \n" | ||
93 | " addiu $27, $27, 1 \n" | ||
94 | " sb $27, 0($26) \n" | ||
95 | " sync \n" | ||
96 | " .set pop \n" | ||
97 | : : "r" (db1200_wait)); | ||
98 | } | ||
99 | |||
100 | static int __init db1200_arch_init(void) | 63 | static int __init db1200_arch_init(void) |
101 | { | 64 | { |
102 | /* GPIO7 is low-level triggered CPLD cascade */ | 65 | /* GPIO7 is low-level triggered CPLD cascade */ |
@@ -110,9 +73,6 @@ static int __init db1200_arch_init(void) | |||
110 | irq_to_desc(DB1200_SD0_INSERT_INT)->status |= IRQ_NOAUTOEN; | 73 | irq_to_desc(DB1200_SD0_INSERT_INT)->status |= IRQ_NOAUTOEN; |
111 | irq_to_desc(DB1200_SD0_EJECT_INT)->status |= IRQ_NOAUTOEN; | 74 | irq_to_desc(DB1200_SD0_EJECT_INT)->status |= IRQ_NOAUTOEN; |
112 | 75 | ||
113 | if (cpu_wait) | ||
114 | cpu_wait = db1200_wait; | ||
115 | |||
116 | return 0; | 76 | return 0; |
117 | } | 77 | } |
118 | arch_initcall(db1200_arch_init); | 78 | arch_initcall(db1200_arch_init); |