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/*
*
* Copyright 2015 Timesys Corporation.
* Copyright 2015 General Electric Company
*
* SPDX-License-Identifier: GPL-2.0+
*
* Refer doc/README.imximage for more details about how-to configure
* and create imximage boot image
*
* The syntax is taken as close as possible with the kwbimage
*/
IMAGE_VERSION 2
BOOT_FROM sd
#define __ASSEMBLY__
#include <config.h>
#include "asm/arch/mx6-ddr.h"
#include "asm/arch/iomux.h"
#include "asm/arch/crm_regs.h"
/* DDR IO */
DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000c0000
DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000
DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000030
DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000030
DATA 4, MX6_IOM_DRAM_CAS, 0x00000030
DATA 4, MX6_IOM_DRAM_RAS, 0x00000030
DATA 4, MX6_IOM_GRP_ADDDS, 0x00000030
DATA 4, MX6_IOM_DRAM_RESET, 0x00000030
DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000
DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000030
DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000030
DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030
DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000
DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000030
DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000030
DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000
DATA 4, MX6_IOM_GRP_B0DS, 0x00000030
DATA 4, MX6_IOM_GRP_B1DS, 0x00000030
DATA 4, MX6_IOM_GRP_B2DS, 0x00000030
DATA 4, MX6_IOM_GRP_B3DS, 0x00000030
DATA 4, MX6_IOM_GRP_B4DS, 0x00000030
DATA 4, MX6_IOM_GRP_B5DS, 0x00000030
DATA 4, MX6_IOM_GRP_B6DS, 0x00000030
DATA 4, MX6_IOM_GRP_B7DS, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM0, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM1, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM2, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM3, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM4, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM5, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM6, 0x00000030
DATA 4, MX6_IOM_DRAM_DQM7, 0x00000030
/* Calibrations */
/* ZQ */
DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003
/* write leveling */
DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001F001F
DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F
DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001F001F
DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001F001F
/* Read DQS Gating calibration */
DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x45380544
DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x05280530
DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x4530053C
DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0530050C
/* Read calibration */
DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x36303032
DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x38363042
/* Write calibration */
DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x3A3A423E
DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4A38483E
/* read data bit delay */
DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333
DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333
DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333
/* Complete calibration by forced measurment */
DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800
DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800
/* MMDC init */
DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036
DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040
DATA 4, MX6_MMDC_P0_MDCFG0, 0x8A8F79A4
DATA 4, MX6_MMDC_P0_MDCFG1, 0xDB538E64
DATA 4, MX6_MMDC_P0_MDCFG2, 0x01ff00db
DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740
DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000
DATA 4, MX6_MMDC_P0_MDRWD, 0x000026d2
DATA 4, MX6_MMDC_P0_MDOR, 0x008F1023
DATA 4, MX6_MMDC_P0_MDASP, 0x00000047
DATA 4, MX6_MMDC_P0_MDCTL, 0x841a0000
/* Initialize Micron MT41J128M */
DATA 4, MX6_MMDC_P0_MDSCR, 0x04088032
DATA 4, MX6_MMDC_P0_MDSCR, 0x0408803a
DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033
DATA 4, MX6_MMDC_P0_MDSCR, 0x0000803b
DATA 4, MX6_MMDC_P0_MDSCR, 0x00408031
DATA 4, MX6_MMDC_P0_MDSCR, 0x00408039
DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030
DATA 4, MX6_MMDC_P0_MDSCR, 0x09408038
DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040
DATA 4, MX6_MMDC_P0_MDSCR, 0x04008048
DATA 4, MX6_MMDC_P0_MDREF, 0x00005800
DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00011117
DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00011117
DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576
DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006
DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000
/* set the default clock gate to save power */
DATA 4, CCM_CCGR0, 0x00C03F3F
DATA 4, CCM_CCGR1, 0x0030FC03
DATA 4, CCM_CCGR2, 0x0FFFC000
DATA 4, CCM_CCGR3, 0x3FF00000
DATA 4, CCM_CCGR4, 0x00FFF300
DATA 4, CCM_CCGR5, 0x0F0000C3
DATA 4, CCM_CCGR6, 0x000003FF
/* enable AXI cache for VDOA/VPU/IPU */
DATA 4, MX6_IOMUXC_GPR4, 0xF00000CF
/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
DATA 4, MX6_IOMUXC_GPR6, 0x007F007F
DATA 4, MX6_IOMUXC_GPR7, 0x007F007F
/*
* Setup CCM_CCOSR register as follows:
*
* cko1_en 1 --> CKO1 enabled
* cko1_div 111 --> divide by 8
* cko1_sel 1011 --> ahb_clk_root
*
* This sets CKO1 at ahb_clk_root/8 132/8 16.5 MHz
*/
DATA 4, CCM_CCOSR, 0x000000fb
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