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| Source at commit 0183861 created 11 years 5 months ago. By Lars-Peter Clausen, JZ47XX: Fix JZ4760 access to vmalloc'ed memory | |
|---|---|
| 1 | /* |
| 2 | * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> |
| 3 | * JZ4740 setup code |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License as published by the |
| 7 | * Free Software Foundation; either version 2 of the License, or (at your |
| 8 | * option) any later version. |
| 9 | * |
| 10 | * You should have received a copy of the GNU General Public License along |
| 11 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 12 | * 675 Mass Ave, Cambridge, MA 02139, USA. |
| 13 | * |
| 14 | */ |
| 15 | |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/kernel.h> |
| 18 | |
| 19 | #include <asm/mach-jz47xx/soc.h> |
| 20 | |
| 21 | #include "reset.h" |
| 22 | |
| 23 | void __init plat_mem_setup(void) |
| 24 | { |
| 25 | if (soc_is_jz4760()) { |
| 26 | /* Found in the original Ingenic Linux SDK, without it accessing |
| 27 | * vmalloc'ed memory hardlocks the CPU */ |
| 28 | __asm__ ( |
| 29 | "li $2, 0xa9000000 \n\t" |
| 30 | "mtc0 $2, $5, 4 \n\t" |
| 31 | "nop \n\t" |
| 32 | ::"r"(2)); |
| 33 | } |
| 34 | |
| 35 | jz4740_reset_init(); |
| 36 | } |
| 37 | |
| 38 | const char *get_system_type(void) |
| 39 | { |
| 40 | if (soc_is_jz4740()) |
| 41 | return "JZ4740"; |
| 42 | else if(soc_is_jz4750l()) |
| 43 | return "JZ4750L"; |
| 44 | else if(soc_is_jz4760()) |
| 45 | return "JZ4760"; |
| 46 | else |
| 47 | return "unknown"; |
| 48 | } |
| 49 | |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9
