diff options
author | Michael Hennerich <michael.hennerich@analog.com> | 2008-05-31 03:35:40 -0400 |
---|---|---|
committer | Bryan Wu <cooloney@kernel.org> | 2008-05-31 03:35:40 -0400 |
commit | b06dcee9c8d24ef903dc0d192af22b8e179eef4b (patch) | |
tree | aa1351157e2b7d3747d4bf0200d1c146ddd16f5d /arch/blackfin/mach-bf537 | |
parent | 2eb74ae20e65e71c2d5bf7b8ad7d0ac5d5acf55f (diff) |
Blackfin arch: Remove bad and usless code
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mach-bf537')
-rw-r--r-- | arch/blackfin/mach-bf537/boards/Makefile | 2 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/boards/led.S | 183 |
2 files changed, 1 insertions, 184 deletions
diff --git a/arch/blackfin/mach-bf537/boards/Makefile b/arch/blackfin/mach-bf537/boards/Makefile index 87e450f29e37..c94f7a5b8211 100644 --- a/arch/blackfin/mach-bf537/boards/Makefile +++ b/arch/blackfin/mach-bf537/boards/Makefile | |||
@@ -3,7 +3,7 @@ | |||
3 | # | 3 | # |
4 | 4 | ||
5 | obj-$(CONFIG_GENERIC_BF537_BOARD) += generic_board.o | 5 | obj-$(CONFIG_GENERIC_BF537_BOARD) += generic_board.o |
6 | obj-$(CONFIG_BFIN537_STAMP) += stamp.o led.o | 6 | obj-$(CONFIG_BFIN537_STAMP) += stamp.o |
7 | obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o | 7 | obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o |
8 | obj-$(CONFIG_PNAV10) += pnav10.o | 8 | obj-$(CONFIG_PNAV10) += pnav10.o |
9 | obj-$(CONFIG_CAMSIG_MINOTAUR) += minotaur.o | 9 | obj-$(CONFIG_CAMSIG_MINOTAUR) += minotaur.o |
diff --git a/arch/blackfin/mach-bf537/boards/led.S b/arch/blackfin/mach-bf537/boards/led.S deleted file mode 100644 index 4e9ea4283e5f..000000000000 --- a/arch/blackfin/mach-bf537/boards/led.S +++ /dev/null | |||
@@ -1,183 +0,0 @@ | |||
1 | /**************************************************** | ||
2 | * LED1 ---- PF6 LED2 ---- PF7 * | ||
3 | * LED3 ---- PF8 LED4 ---- PF9 * | ||
4 | * LED5 ---- PF10 LED6 ---- PF11 * | ||
5 | ****************************************************/ | ||
6 | |||
7 | #include <linux/linkage.h> | ||
8 | #include <asm/blackfin.h> | ||
9 | |||
10 | /* All functions in this file save the registers they uses. | ||
11 | So there is no need to save any registers before calling them. */ | ||
12 | |||
13 | .text; | ||
14 | |||
15 | /* Initialize LEDs. */ | ||
16 | |||
17 | ENTRY(_led_init) | ||
18 | LINK 12; | ||
19 | [--SP] = P0; | ||
20 | [--SP] = R0; | ||
21 | [--SP] = R1; | ||
22 | [--SP] = R2; | ||
23 | R1 = PF6|PF7|PF8|PF9|PF10|PF11 (Z); | ||
24 | R2 = ~R1; | ||
25 | |||
26 | P0.H = hi(PORTF_FER); | ||
27 | P0.L = lo(PORTF_FER); | ||
28 | R0 = W[P0](Z); | ||
29 | SSYNC; | ||
30 | R0 = R0 & R2; | ||
31 | W[P0] = R0.L; | ||
32 | SSYNC; | ||
33 | |||
34 | P0.H = hi(PORTFIO_DIR); | ||
35 | P0.L = lo(PORTFIO_DIR); | ||
36 | R0 = W[P0](Z); | ||
37 | SSYNC; | ||
38 | R0 = R0 | R1; | ||
39 | W[P0] = R0.L; | ||
40 | SSYNC; | ||
41 | |||
42 | P0.H = hi(PORTFIO_INEN); | ||
43 | P0.L = lo(PORTFIO_INEN); | ||
44 | R0 = W[P0](Z); | ||
45 | SSYNC; | ||
46 | R0 = R0 & R2; | ||
47 | W[P0] = R0.L; | ||
48 | SSYNC; | ||
49 | |||
50 | R2 = [SP++]; | ||
51 | R1 = [SP++]; | ||
52 | R0 = [SP++]; | ||
53 | P0 = [SP++]; | ||
54 | UNLINK; | ||
55 | RTS; | ||
56 | .size _led_init, .-_led_init | ||
57 | |||
58 | /* Set one LED on. Leave other LEDs unchanged. | ||
59 | It expects the LED number passed through R0. */ | ||
60 | |||
61 | ENTRY(_led_on) | ||
62 | LINK 12; | ||
63 | [--SP] = P0; | ||
64 | [--SP] = R1; | ||
65 | CALL _led_init; | ||
66 | R1 = 1; | ||
67 | R0 += 5; | ||
68 | R1 <<= R0; | ||
69 | P0.H = hi(PORTFIO); | ||
70 | P0.L = lo(PORTFIO); | ||
71 | R0 = W[P0](Z); | ||
72 | SSYNC; | ||
73 | R0 = R0 | R1; | ||
74 | W[P0] = R0.L; | ||
75 | SSYNC; | ||
76 | R1 = [SP++]; | ||
77 | P0 = [SP++]; | ||
78 | UNLINK; | ||
79 | RTS; | ||
80 | .size _led_on, .-_led_on | ||
81 | |||
82 | /* Set one LED off. Leave other LEDs unchanged. */ | ||
83 | |||
84 | ENTRY(_led_off) | ||
85 | LINK 12; | ||
86 | [--SP] = P0; | ||
87 | [--SP] = R1; | ||
88 | CALL _led_init; | ||
89 | R1 = 1; | ||
90 | R0 += 5; | ||
91 | R1 <<= R0; | ||
92 | R1 = ~R1; | ||
93 | P0.H = hi(PORTFIO); | ||
94 | P0.L = lo(PORTFIO); | ||
95 | R0 = W[P0](Z); | ||
96 | SSYNC; | ||
97 | R0 = R0 & R1; | ||
98 | W[P0] = R0.L; | ||
99 | SSYNC; | ||
100 | R1 = [SP++]; | ||
101 | P0 = [SP++]; | ||
102 | UNLINK; | ||
103 | RTS; | ||
104 | .size _led_off, .-_led_off | ||
105 | |||
106 | /* Toggle one LED. Leave other LEDs unchanged. */ | ||
107 | |||
108 | ENTRY(_led_toggle) | ||
109 | LINK 12; | ||
110 | [--SP] = P0; | ||
111 | [--SP] = R1; | ||
112 | CALL _led_init; | ||
113 | R1 = 1; | ||
114 | R0 += 5; | ||
115 | R1 <<= R0; | ||
116 | P0.H = hi(PORTFIO); | ||
117 | P0.L = lo(PORTFIO); | ||
118 | R0 = W[P0](Z); | ||
119 | SSYNC; | ||
120 | R0 = R0 ^ R1; | ||
121 | W[P0] = R0.L; | ||
122 | SSYNC; | ||
123 | R1 = [SP++]; | ||
124 | P0 = [SP++]; | ||
125 | UNLINK; | ||
126 | RTS; | ||
127 | .size _led_toggle, .-_led_toggle | ||
128 | |||
129 | /* Display the number using LEDs in binary format. */ | ||
130 | |||
131 | ENTRY(_led_disp_num) | ||
132 | LINK 12; | ||
133 | [--SP] = P0; | ||
134 | [--SP] = R1; | ||
135 | [--SP] = R2; | ||
136 | CALL _led_init; | ||
137 | R1 = 0x3f(X); | ||
138 | R0 = R0 & R1; | ||
139 | R2 = 6(X); | ||
140 | R0 <<= R2; | ||
141 | R1 <<= R2; | ||
142 | P0.H = hi(PORTFIO); | ||
143 | P0.L = lo(PORTFIO); | ||
144 | R2 = W[P0](Z); | ||
145 | SSYNC; | ||
146 | R1 = ~R1; | ||
147 | R2 = R2 & R1; | ||
148 | R2 = R2 | R0; | ||
149 | W[P0] = R2.L; | ||
150 | SSYNC; | ||
151 | R2 = [SP++]; | ||
152 | R1 = [SP++]; | ||
153 | P0 = [SP++]; | ||
154 | UNLINK; | ||
155 | RTS; | ||
156 | .size _led_disp_num, .-_led_disp_num | ||
157 | |||
158 | /* Toggle the number using LEDs in binary format. */ | ||
159 | |||
160 | ENTRY(_led_toggle_num) | ||
161 | LINK 12; | ||
162 | [--SP] = P0; | ||
163 | [--SP] = R1; | ||
164 | [--SP] = R2; | ||
165 | CALL _led_init; | ||
166 | R1 = 0x3f(X); | ||
167 | R0 = R0 & R1; | ||
168 | R1 = 6(X); | ||
169 | R0 <<= R1; | ||
170 | P0.H = hi(PORTFIO); | ||
171 | P0.L = lo(PORTFIO); | ||
172 | R1 = W[P0](Z); | ||
173 | SSYNC; | ||
174 | R1 = R1 ^ R0; | ||
175 | W[P0] = R1.L; | ||
176 | SSYNC; | ||
177 | R2 = [SP++]; | ||
178 | R1 = [SP++]; | ||
179 | P0 = [SP++]; | ||
180 | UNLINK; | ||
181 | RTS; | ||
182 | .size _led_toggle_num, .-_led_toggle_num | ||
183 | |||