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| /*
| *
| * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #include <asm/arch/imx-regs.h>
|
| .macro REG reg, val
| ldr r2, =\reg
| ldr r3, =\val
| str r3, [r2]
| .endm
|
| .macro REG8 reg, val
| ldr r2, =\reg
| ldr r3, =\val
| strb r3, [r2]
| .endm
|
| .macro DELAY loops
| ldr r2, =\loops
| 1:
| subs r2, r2, #1
| nop
| bcs 1b
| .endm
|
| .globl lowlevel_init
| lowlevel_init:
|
| REG IPU_CONF, IPU_CONF_DI_EN
| REG CCM_CCMR, 0x074B0BF5
|
| DELAY 0x40000
|
| REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE
| REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS
|
| REG CCM_PDR0, PDR0_CSI_PODF(0x3f) | PDR0_CSI_PRDF(7) | PDR0_PER_PODF(7) | PDR0_HSP_PODF(3) | PDR0_NFC_PODF(5) | PDR0_IPG_PODF(1) | PDR0_MAX_PODF(3) | PDR0_MCU_PODF(0)
|
| REG CCM_MPCTL, PLL_PD(0) | PLL_MFD(0xe) | PLL_MFI(9) | PLL_MFN(0xd)
|
| REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(0x43) | PLL_MFI(12) | PLL_MFN(1)
|
| REG 0x43FAC26C, 0 /* SDCLK */
| REG 0x43FAC270, 0 /* CAS */
| REG 0x43FAC274, 0 /* RAS */
| REG 0x43FAC27C, 0x1000 /* CS2 (CSD0) */
| REG 0x43FAC284, 0 /* DQM3 */
| REG 0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC) */
| REG 0x43FAC28C, 0
| REG 0x43FAC290, 0
| REG 0x43FAC294, 0
| REG 0x43FAC298, 0
| REG 0x43FAC29C, 0
| REG 0x43FAC2A0, 0
| REG 0x43FAC2A4, 0
| REG 0x43FAC2A8, 0
| REG 0x43FAC2AC, 0
| REG 0x43FAC2B0, 0
| REG 0x43FAC2B4, 0
| REG 0x43FAC2B8, 0
| REG 0x43FAC2BC, 0
| REG 0x43FAC2C0, 0
| REG 0x43FAC2C4, 0
| REG 0x43FAC2C8, 0
| REG 0x43FAC2CC, 0
| REG 0x43FAC2D0, 0
| REG 0x43FAC2D4, 0
| REG 0x43FAC2D8, 0
| REG 0x43FAC2DC, 0
| REG 0xB8001010, 0x00000004
| REG 0xB8001004, 0x006ac73a
| REG 0xB8001000, 0x92100000
| REG 0x80000f00, 0x12344321
| REG 0xB8001000, 0xa2100000
| REG 0x80000000, 0x12344321
| REG 0x80000000, 0x12344321
| REG 0xB8001000, 0xb2100000
| REG8 0x80000033, 0xda
| REG8 0x81000000, 0xff
| REG 0xB8001000, 0x82226080
| REG 0x80000000, 0xDEADBEEF
| REG 0xB8001010, 0x0000000c
|
| mov pc, lr
|
|
