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qi-fix-gta03-boot-uart3.patch

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Set GPIO and UART init for UART3 suitable for GTA03
(breaks SMDK UART right now)

Signed-off-by: Andy Green <andy@openmoko.com>
This commit is contained in:
Andy Green 2008-11-28 10:16:44 +00:00 committed by Andy Green
parent b3714a932b
commit 8ce5b645e6
1 changed files with 3 additions and 10 deletions
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13
qiboot/src/cpu/s3c6410/start.S
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@ -400,10 +400,10 @@ start_code:
/* set GPIO to enable UART */ /* set GPIO to enable UART */
@ GPIO setting for UART @ GPIO setting for UART
ldr r0, =ELFIN_GPIO_BASE ldr r0, =ELFIN_GPIO_BASE
ldr r1, =0x220022 ldr r1, =0x2222
str r1, [r0, #GPACON_OFFSET] str r1, [r0, #GPBCON_OFFSET]
ldr r0, =ELFIN_UART_CONSOLE_BASE @0x7F005000 ldr r0, =ELFIN_UART_BASE + ELFIN_UART3_OFFSET @0x7F005c00 uart 3
mov r1, #0x0 mov r1, #0x0
str r1, [r0, #UFCON_OFFSET] str r1, [r0, #UFCON_OFFSET]
str r1, [r0, #UMCON_OFFSET] str r1, [r0, #UMCON_OFFSET]
@ -442,13 +442,6 @@ clbss_l:
cmp r0, r1 cmp r0, r1
ble clbss_l ble clbss_l
#if 0
ldr r0, =ELFIN_UART_CONSOLE_BASE
ldr r1, =0x55
push {r1}
pop {r1}
str r1, [r0, #UTXH_OFFSET] @'U'
#endif
b _steppingstone_done b _steppingstone_done
4: 4: