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sh: Add romImage support for EcoVec24

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Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Kuninori Morimoto 2009-09-10 01:39:55 +00:00 committed by Paul Mundt
parent 378a569eaa
commit be4ebf999a
3 changed files with 100 additions and 0 deletions
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1
arch/sh/boards/mach-ecovec24/setup.c
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@ -378,6 +378,7 @@ static int __init devices_setup(void)
gpio_request(GPIO_FN_LNKSTA, NULL);
/* enable USB */
ctrl_outw(0x0000, 0xA4D80000);
gpio_request(GPIO_PTB3, NULL);
gpio_request(GPIO_PTB4, NULL);
gpio_request(GPIO_PTB5, NULL);

79
arch/sh/include/mach-ecovec24/mach/partner-jet-setup.txt Normal file
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@ -0,0 +1,79 @@
LIST "partner-jet-setup.txt"
LIST "(C) Copyright 2009 Renesas Solutions Corp"
LIST "Kuninori Morimoto <morimoto.kuninori@renesas.com>"
LIST "--------------------------------"
LIST "zImage (RAM boot)"
LIST "This script can be used to boot the kernel from RAM via JTAG:"
LIST "> < partner-jet-setup.txt"
LIST "> RD zImage, 0xa8800000"
LIST "> G=0xa8800000"
LIST "--------------------------------"
LIST "romImage (Flash boot)"
LIST "Use the following command to burn the zImage to flash via JTAG:"
LIST "> RD romImage, 0"
LIST "--------------------------------"
LIST "disable watchdog"
EW 0xa4520004, 0xa507
LIST "MMU"
ED 0xff000010, 0x00000004
LIST "setup clocks"
ED 0xa4150024, 0x00004000
ED 0xa4150000, 0x8E003508
ED 0xa4150004, 0x00000000
WAIT 1
LIST "BSC"
ED 0xff800020, 0xa5a50000
ED 0xfec10000, 0x00000013
ED 0xfec10004, 0x11110400
ED 0xfec10024, 0x00000440
WAIT 1
LIST "setup sdram"
ED 0xfd000108, 0x00000181
ED 0xfd000020, 0x015B0002
ED 0xfd000030, 0x03061502
ED 0xfd000034, 0x02020102
ED 0xfd000038, 0x01090305
ED 0xfd00003c, 0x00000002
ED 0xfd000008, 0x00000005
ED 0xfd000018, 0x00000001
WAIT 1
ED 0xfd000014, 0x00000002
ED 0xfd000060, 0x00020000
ED 0xfd000060, 0x00030000
ED 0xfd000060, 0x00010040
ED 0xfd000060, 0x00000532
ED 0xfd000014, 0x00000002
ED 0xfd000014, 0x00000004
ED 0xfd000014, 0x00000004
ED 0xfd000060, 0x00000432
ED 0xfd000060, 0x000103C0
ED 0xfd000060, 0x00010040
WAIT 1
ED 0xfd000010, 0x00000001
ED 0xfd000044, 0x00000613
ED 0xfd000048, 0x238C003A
ED 0xfd000014, 0x00000002
LIST "Dummy read"
DD 0x0c400000, 0x0c400000
ED 0xfd000014, 0x00000002
ED 0xfd000014, 0x00000004
ED 0xfd000108, 0x00000080
ED 0xfd000040, 0x00010000
WAIT 1
LIST "setup cache"
ED 0xff00001c, 0x0000090b

20
arch/sh/include/mach-ecovec24/mach/romimage.h Normal file
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@ -0,0 +1,20 @@
/* EcoVec board specific boot code:
* converts the "partner-jet-script.txt" script into assembly
* the assembly code is the first code to be executed in the romImage
*/
#include <asm/romimage-macros.h>
#include "partner-jet-setup.txt"
/* execute icbi after enabling cache */
mov.l 1f, r0
icbi @r0
/* jump to cached area */
mova 2f, r0
jmp @r0
nop
.align 2
1 : .long 0xa8000000
2 :