*
* r5 has zero always
* r7 has S5PC100 GPIO base, 0xE0300000
- * r8 has real GPIO base, 0xE0300000, 0xE0200000 at S5PC100, S5PC110 repectively
+ * r6 has real GPIO base, 0xE0300000, 0xE0200000 at S5PC100, S5PC110 repectively
* r9 has Mobile DDR size, 1 means 1GiB, 2 means 2GiB and so on
*/
mov r5, #0
ldr r7, =S5PC100_GPIO_BASE
- ldr r8, =S5PC100_GPIO_BASE
+ ldr r6, =S5PC100_GPIO_BASE
/* Read CPU ID */
ldr r2, =S5PC110_PRO_ID
ldr r0, [r2]
and r0, r0, r1
cmp r0, r5
beq 100f
- ldr r8, =S5PC110_GPIO_BASE
+ ldr r6, =S5PC110_GPIO_BASE
100:
/* Turn on KEY_LED_ON [GPJ4(1)] XMSMWEN */
- cmp r7, r8
+ cmp r7, r6
beq skip_check_didle @ Support C110 only
ldr r0, =S5PC110_RST_STAT
and r1, r1, #0x000D0000
cmp r1, #(0x1 << 19) @ DEEPIDLE_WAKEUP
beq didle_wakeup
- cmp r7, r8
+ cmp r7, r6
skip_check_didle:
- addeq r0, r8, #0x280 @ S5PC100_GPIO_J4
- addne r0, r8, #0x2C0 @ S5PC110_GPIO_J4
+ addeq r0, r6, #0x280 @ S5PC100_GPIO_J4
+ addne r0, r6, #0x2C0 @ S5PC110_GPIO_J4
ldr r1, [r0, #0x0] @ GPIO_CON_OFFSET
bic r1, r1, #(0xf << 4) @ 1 * 4-bit
orr r1, r1, #(0x1 << 4)
* HF[2] : High Frequency Enable (Over 66MHz)
* WM[1] : Sync Write
*/
- cmp r7, r8
+ cmp r7, r6
ldrne r1, =0xE006
ldrne r0, =0xB001E442
strneh r1, [r0]
strne r1, [r0, #0x108]
/* Board detection to set proper memory configuration */
- cmp r7, r8
+ cmp r7, r6
moveq r9, #1 /* r9 has 1Gib default at s5pc100 */
movne r9, #2 /* r9 has 2Gib default at s5pc110 */
/* turn off L2 cache */
bl l2_cache_disable
- cmp r7, r8
+ cmp r7, r6
ldreq r0, =0xC100
ldrne r0, =0xC110
/* turn on L2 cache */
bl l2_cache_enable
- cmp r7, r8
+ cmp r7, r6
/* Load return address and jump to kernel */
ldreq r0, =S5PC100_INFORM0
ldrne r0, =S5PC110_INFORM0
nop
nop
#else
- cmp r7, r8
+ cmp r7, r6
/* Clear wakeup status register */
ldreq r0, =S5PC100_WAKEUP_STAT
ldrne r0, =S5PC110_WAKEUP_STAT
ldr r0, =S5PC110_CLOCK_BASE @ 0xE0100000
/* Check S5PC100 */
- cmp r7, r8
+ cmp r7, r6
bne 110f
100:
/* Set Lock Time */
*/
uart_asm_init:
/* set GPIO to enable UART0-UART4 */
- mov r0, r8
+ mov r0, r6
ldr r1, =0x22222222
str r1, [r0, #0x0] @ S5PC100_GPIO_A0_OFFSET
ldr r1, =0x00002222
str r1, [r0, #0x20] @ S5PC100_GPIO_A1_OFFSET
/* Check S5PC100 */
- cmp r7, r8
+ cmp r7, r6
bne 110f
/* UART_SEL GPK0[5] at S5PC100 */
- add r0, r8, #0x2A0 @ S5PC100_GPIO_K0_OFFSET
+ add r0, r6, #0x2A0 @ S5PC100_GPIO_K0_OFFSET
ldr r1, [r0, #0x0] @ S5PC1XX_GPIO_CON_OFFSET
bic r1, r1, #(0xf << 20) @ 20 = 5 * 4-bit
orr r1, r1, #(0x1 << 20) @ Output
* 0xE020'0360 is reserved address at S5PC100
*/
/* UART_SEL MP0_5[7] at S5PC110 */
- add r0, r8, #0x360 @ S5PC110_GPIO_MP0_5_OFFSET
+ add r0, r6, #0x360 @ S5PC110_GPIO_MP0_5_OFFSET
ldr r1, [r0, #0x0] @ S5PC1XX_GPIO_CON_OFFSET
bic r1, r1, #(0xf << 28) @ 28 = 7 * 4-bit
orr r1, r1, #(0x1 << 28) @ Output