diff options
Diffstat (limited to 'arch/blackfin/kernel/cplb-nompu/cacheinit.c')
-rw-r--r-- | arch/blackfin/kernel/cplb-nompu/cacheinit.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/arch/blackfin/kernel/cplb-nompu/cacheinit.c b/arch/blackfin/kernel/cplb-nompu/cacheinit.c deleted file mode 100644 index a082681faa8..00000000000 --- a/arch/blackfin/kernel/cplb-nompu/cacheinit.c +++ /dev/null | |||
@@ -1,71 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright 2004-2007 Analog Devices Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, see the file COPYING, or write | ||
16 | * to the Free Software Foundation, Inc., | ||
17 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | */ | ||
19 | |||
20 | #include <linux/cpu.h> | ||
21 | |||
22 | #include <asm/cacheflush.h> | ||
23 | #include <asm/blackfin.h> | ||
24 | #include <asm/cplb.h> | ||
25 | #include <asm/cplbinit.h> | ||
26 | |||
27 | #if defined(CONFIG_BFIN_ICACHE) | ||
28 | void __cpuinit bfin_icache_init(struct cplb_entry *icplb_tbl) | ||
29 | { | ||
30 | unsigned long ctrl; | ||
31 | int i; | ||
32 | |||
33 | for (i = 0; i < MAX_CPLBS; i++) { | ||
34 | bfin_write32(ICPLB_ADDR0 + i * 4, icplb_tbl[i].addr); | ||
35 | bfin_write32(ICPLB_DATA0 + i * 4, icplb_tbl[i].data); | ||
36 | } | ||
37 | ctrl = bfin_read_IMEM_CONTROL(); | ||
38 | ctrl |= IMC | ENICPLB; | ||
39 | /* CSYNC to ensure load store ordering */ | ||
40 | CSYNC(); | ||
41 | bfin_write_IMEM_CONTROL(ctrl); | ||
42 | SSYNC(); | ||
43 | } | ||
44 | #endif | ||
45 | |||
46 | #if defined(CONFIG_BFIN_DCACHE) | ||
47 | void __cpuinit bfin_dcache_init(struct cplb_entry *dcplb_tbl) | ||
48 | { | ||
49 | unsigned long ctrl; | ||
50 | int i; | ||
51 | |||
52 | for (i = 0; i < MAX_CPLBS; i++) { | ||
53 | bfin_write32(DCPLB_ADDR0 + i * 4, dcplb_tbl[i].addr); | ||
54 | bfin_write32(DCPLB_DATA0 + i * 4, dcplb_tbl[i].data); | ||
55 | } | ||
56 | |||
57 | ctrl = bfin_read_DMEM_CONTROL(); | ||
58 | |||
59 | /* | ||
60 | * Anomaly notes: | ||
61 | * 05000287 - We implement workaround #2 - Change the DMEM_CONTROL | ||
62 | * register, so that the port preferences for DAG0 and DAG1 are set | ||
63 | * to port B | ||
64 | */ | ||
65 | ctrl |= DMEM_CNTR | PORT_PREF0 | (ANOMALY_05000287 ? PORT_PREF1 : 0); | ||
66 | /* CSYNC to ensure load store ordering */ | ||
67 | CSYNC(); | ||
68 | bfin_write_DMEM_CONTROL(ctrl); | ||
69 | SSYNC(); | ||
70 | } | ||
71 | #endif | ||