mirror of
git://projects.qi-hardware.com/xburst-tools.git
synced 2025-04-21 12:27:27 +03:00
qi-move-cpu-specific-drivers-into-cpu-dir.patch
Signed-off-by: Andy Green <andy@openmoko.com>
This commit is contained in:
Andy Green
Andy Green
@@ -141,11 +141,6 @@ _start_armboot:
|
||||
_TEXT_BASE:
|
||||
.word TEXT_BASE
|
||||
|
||||
processor_id:
|
||||
.word 0
|
||||
.word 0x41129200 /* s3c2442 ID */
|
||||
.word 0x410fb760 /* s3c6410 ID */
|
||||
|
||||
/*
|
||||
* These are defined in the board-specific linker script.
|
||||
*/
|
||||
@@ -311,12 +306,12 @@ start_code:
|
||||
mov r1, #0x0
|
||||
str r1, [r0, #INDEX_DMC_MEMC_CMD]
|
||||
|
||||
check_dmc1_ready:
|
||||
1:
|
||||
ldr r1, [r0, #INDEX_DMC_MEMC_STATUS]
|
||||
mov r2, #0x3
|
||||
and r1, r1, r2
|
||||
cmp r1, #0x1
|
||||
bne check_dmc1_ready
|
||||
bne 1b
|
||||
nop
|
||||
|
||||
ldr r0, =ELFIN_CLOCK_POWER_BASE @0x7e00f000
|
||||
@@ -336,12 +331,12 @@ check_dmc1_ready:
|
||||
orr r1, r1, r2
|
||||
str r1, [r0, #OTHERS_OFFSET]
|
||||
|
||||
check_syncack:
|
||||
2:
|
||||
ldr r1, [r0, #OTHERS_OFFSET]
|
||||
ldr r2, =0xf00
|
||||
and r1, r1, r2
|
||||
cmp r1, #0xf00
|
||||
bne check_syncack
|
||||
bne 2b
|
||||
|
||||
mov r1, #0xff00
|
||||
orr r1, r1, #0xff
|
||||
@@ -385,8 +380,8 @@ check_syncack:
|
||||
|
||||
/* wait at least 200us to stablize all clock */
|
||||
mov r1, #0x10000
|
||||
1: subs r1, r1, #1
|
||||
bne 1b
|
||||
3: subs r1, r1, #1
|
||||
bne 3b
|
||||
|
||||
ldr r1, [r0, #OTHERS_OFFSET]
|
||||
orr r1, r1, #0x20
|
||||
@@ -417,121 +412,14 @@ check_syncack:
|
||||
ldr r1, =0x1FFF
|
||||
str r1, [r0, #UDIVSLOT_OFFSET]
|
||||
|
||||
ldr r1, =0x4f4f4f4f
|
||||
str r1, [r0, #UTXH_OFFSET] @'O'
|
||||
|
||||
/* send out a char to say hello */
|
||||
ldr r1, =0x55
|
||||
str r1, [r0, #UTXH_OFFSET]
|
||||
|
||||
|
||||
#if 0
|
||||
/* Below code is for ARM926EJS and ARM1026EJS */
|
||||
.globl cleanDCache
|
||||
cleanDCache:
|
||||
mrc p15, 0, pc, c7, c10, 3 /* test/clean D-Cache */
|
||||
bne cleanDCache
|
||||
mov pc, lr
|
||||
|
||||
.globl cleanFlushDCache
|
||||
cleanFlushDCache:
|
||||
mrc p15, 0, pc, c7, c14, 3 /* test/cleanflush D-Cache */
|
||||
bne cleanFlushDCache
|
||||
mov pc, lr
|
||||
|
||||
.globl cleanFlushCache
|
||||
cleanFlushCache:
|
||||
mrc p15, 0, pc, c7, c14, 3 /* test/cleanflush D-Cache */
|
||||
bne cleanFlushCache
|
||||
mcr p15, 0, r0, c7, c5, 0 /* flush I-Cache */
|
||||
mov pc, lr
|
||||
|
||||
.ltorg
|
||||
#endif
|
||||
|
||||
#if 0
|
||||
|
||||
/* enable only CPU peripheral block clocks we actually use */
|
||||
ldr r0, =0x4c00000c /* clkcon */
|
||||
ldr r1, =0x3f10 /* uart, pwm, gpio, nand, sdi clocks on */
|
||||
str r1, [r0]
|
||||
|
||||
/* gpio UART2 init, H port */
|
||||
ldr r0, =0x56000070
|
||||
ldr r1, =0x001AAAAA
|
||||
str r1, [r0]
|
||||
|
||||
/* enable KEEPACT(GPJ8) to make sure PMU keeps us alive */
|
||||
ldr r0, =0x56000000 /* GPJ base */
|
||||
ldr r1, [r0, #0xd0] /* GPJCON */
|
||||
orr r1, r1, #(1 << 16)
|
||||
str r1, [r0, #0xd0]
|
||||
|
||||
ldr r1, [r0, #0xd4] /* GPJDAT */
|
||||
orr r1, r1, #(1 << 8)
|
||||
str r1, [r0, #0xd4]
|
||||
|
||||
|
||||
|
||||
/* take sdram out of power down */
|
||||
ldr r0, =0x56000080 /* misccr */
|
||||
ldr r1, [ r0 ]
|
||||
bic r1, r1, #(S3C2410_MISCCR_nEN_SCLK0 | S3C2410_MISCCR_nEN_SCLK1 | S3C2410_MISCCR_nEN_SCLKE)
|
||||
str r1, [ r0 ]
|
||||
|
||||
/* ensure signals stabalise */
|
||||
mov r1, #128
|
||||
1: subs r1, r1, #1
|
||||
bpl 1b
|
||||
|
||||
bl cpu_init_crit
|
||||
|
||||
/* ensure some refresh has happened */
|
||||
ldr r1, =0xfffff
|
||||
1: subs r1, r1, #1
|
||||
bpl 1b
|
||||
|
||||
/* capture full EINT situation into gstatus 4 */
|
||||
|
||||
ldr r0, =0x4A000000 /* SRCPND */
|
||||
ldr r1, [ r0 ]
|
||||
and r1, r1, #0xf
|
||||
|
||||
ldr r0, =0x560000BC /* gstatus4 */
|
||||
str r1, [ r0 ]
|
||||
|
||||
ldr r0, =0x560000A8 /* EINTPEND */
|
||||
ldr r1, [ r0 ]
|
||||
ldr r0, =0xfff0
|
||||
and r1, r1, r0
|
||||
ldr r0, =0x560000BC /* gstatus4 */
|
||||
ldr r0, [ r0 ]
|
||||
orr r1, r1, r0
|
||||
ldr r0, =0x560000BC /* gstatus4 */
|
||||
str r1, [ r0 ]
|
||||
|
||||
/* test for resume */
|
||||
|
||||
ldr r1, =0x560000B4 /* gstatus2 */
|
||||
ldr r0, [ r1 ]
|
||||
tst r0, #0x02 /* is this resume from power down */
|
||||
/* well, if it was, we are going to jump to
|
||||
* whatever address we stashed in gstatus3,
|
||||
* and gstatus4 will hold the wake interrupt
|
||||
* source for the OS to look at
|
||||
*/
|
||||
ldrne pc, [r1, #4]
|
||||
|
||||
#endif
|
||||
|
||||
/* >> CFG_VIDEO_LOGO_MAX_SIZE */
|
||||
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
|
||||
|
||||
stack_setup:
|
||||
|
||||
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
|
||||
sub r0, r0, #CFG_GBL_DATA_SIZE /* bdinfo */
|
||||
sub sp, r0, #12 /* leave 3 words for abort-stack */
|
||||
|
||||
clear_bss:
|
||||
ldr r0, _bss_start /* find start of bss segment */
|
||||
ldr r1, _bss_end /* stop here */
|
||||
@@ -543,6 +431,14 @@ clbss_l:
|
||||
cmp r0, r1
|
||||
ble clbss_l
|
||||
|
||||
/* we are going to jump into the C part of the init now */
|
||||
spin:
|
||||
#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
|
||||
|
||||
4:
|
||||
b 4b
|
||||
|
||||
Reference in New Issue
Block a user