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/*
* (C) Copyright 2009
* Stefano Babic DENX Software Engineering sbabic@denx.de.
*
* (C) Copyright 2010
* Klaus Steinhammer TTECH Control Gmbh kst@tttech.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not write to the Free Software
* Foundation Inc. 51 Franklin Street Fifth Floor Boston,
* MA 02110-1301 USA
*
* 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
*/
/*
* Boot Device : one of
* spi, nand, onenand, sd
*/
BOOT_FROM spi
/*
* Device Configuration Data (DCD)
*
* Each entry must have the format:
* Addr-type Address Value
*
* where:
* Addr-type register length (1,2 or 4 bytes)
* Address absolute address of the register
* value value to be stored in the register
*/
/*
* #######################
* ### Disable WDOG ###
* #######################
*/
DATA 2 0x73f98000 0x30
/*
* #######################
* ### SET DDR Clk ###
* #######################
*/
/* CCM: CBMCR - ddr_clk_sel: axi_b (133MHz) */
DATA 4 0x73FD4018 0x000024C0
/* DOUBLE SPI CLK (13MHz->26 MHz Clock) */
DATA 4 0x73FD4038 0x2010241
/* IOMUXC_SW_PAD_CTL_PAD_CSPI1_MOSI HYS_ENABLE | DRV_MAX | SRE_FAST */
DATA 4 0x73fa8600 0x00000107
/* IOMUXC_SW_PAD_CTL_PAD_CSPI1_MISO HYS_ENABLE | DRV_MAX | SRE_FAST */
DATA 4 0x73fa8604 0x00000107
/* IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS0 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST */
DATA 4 0x73fa8608 0x00000187
/* IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS1 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST */
DATA 4 0x73fa860c 0x00000187
/* IOMUXC_SW_PAD_CTL_PAD_CSPI1_SCLK HYS_ENABLE | DRV_MAX | SRE_FAST */
DATA 4 0x73fa8614 0x00000107
/* IOMUXC_SW_PAD_CTL_PAD_DI1_PIN11 HYS_ENABLE | DRV_MAX | SRE_FAST (CSPI1_SS2) */
DATA 4 0x73fa86a8 0x00000187
/*
* #######################
* ### Settings IOMUXC ###
* #######################
*/
/*
* DDR IOMUX configuration
* Control, Data, Address pads are in their default state: HIGH DS, FAST SR.
* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCLK MAX DS
*/
DATA 4 0x73fa84b8 0x000000e7
/* PVTC MAX (at GPC, PGR reg) */
/* DATA 4 0x73FD8004 0x1fc00000 */
/* DQM0 DS high slew rate slow */
DATA 4 0x73fa84d4 0x000000e4
/* DQM1 DS high slew rate slow */
DATA 4 0x73fa84d8 0x000000e4
/* DQM2 DS high slew rate slow */
DATA 4 0x73fa84dc 0x000000e4
/* DQM3 DS high slew rate slow */
DATA 4 0x73fa84e0 0x000000e4
/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0 DS high & SLEW slow */
DATA 4 0x73fa84bc 0x000000c4
/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS1 DS high & SLEW slow */
DATA 4 0x73fa84c0 0x000000c4
/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS2 DS high & SLEW slow */
DATA 4 0x73fa84c4 0x000000c4
/* IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS3 DS high & SLEW slow */
DATA 4 0x73fa84c8 0x000000c4
/* DRAM_DATA B0 */
DATA 4 0x73fa88a4 0x00000004
/* DRAM_DATA B1 */
DATA 4 0x73fa88ac 0x00000004
/* DRAM_DATA B2 */
DATA 4 0x73fa88b8 0x00000004
/* DRAM_DATA B3 */
DATA 4 0x73fa882c 0x00000004
/* DRAM_DATA B0 slew rate */
DATA 4 0x73fa8878 0x00000000
/* DRAM_DATA B1 slew rate */
DATA 4 0x73fa8880 0x00000000
/* DRAM_DATA B2 slew rate */
DATA 4 0x73fa888c 0x00000000
/* DRAM_DATA B3 slew rate */
DATA 4 0x73fa889c 0x00000000
/*
* #######################
* ### Configure SDRAM ###
* #######################
*/
/* Configure CS0 */
/* ####################### */
/* ESDCTL0: Enable controller */
DATA 4 0x83fd9000 0x83220000
/* Init DRAM on CS0 /
/* ESDSCR: Precharge command */
DATA 4 0x83fd9014 0x04008008
/* ESDSCR: Refresh command */
DATA 4 0x83fd9014 0x00008010
/* ESDSCR: Refresh command */
DATA 4 0x83fd9014 0x00008010
/* ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8) */
DATA 4 0x83fd9014 0x00338018
/* ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51) */
DATA 4 0x83fd9014 0x0020801a
/* ESDSCR */
DATA 4 0x83fd9014 0x00008000
/* ESDSCR: EMR with full Drive strength */
/* DATA 4 0x83fd9014 0x0000801a */
/* ESDCTL0: 14 ROW, 10 COL, 32Bit, SREF=8 */
DATA 4 0x83fd9000 0xC3220000
/*
* ESDCFG0: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks
* tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks
* DATA 4 0x83fd9004 0xC33574AA
*/
/*
* micron mDDR
* ESDCFG0: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks
* tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
* DATA 4 0x83FD9004 0x101564a8
*/
/*
* hynix mDDR
* ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks
* tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
*/
DATA 4 0x83FD9004 0x704564a8
/* ESDMISC: AP=10, Bank interleaving on, MIF3 en, RALAT=2 */
DATA 4 0x83fd9010 0x000a1700
/* Configure CS1 */
/* ####################### */
/* ESDCTL1: Enable controller */
DATA 4 0x83fd9008 0x83220000
/* Init DRAM on CS1 */
/* ESDSCR: Precharge command */
DATA 4 0x83fd9014 0x0400800c
/* ESDSCR: Refresh command */
DATA 4 0x83fd9014 0x00008014
/* ESDSCR: Refresh command */
DATA 4 0x83fd9014 0x00008014
/* ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8) */
DATA 4 0x83fd9014 0x0033801c
/* ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51) */
DATA 4 0x83fd9014 0x0020801e
/* ESDSCR */
DATA 4 0x83fd9014 0x00008004
/* ESDCTL1: 14 ROW, 10 COL, 32Bit, SREF=8 */
DATA 4 0x83fd9008 0xC3220000
/*
* ESDCFG1: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks
* tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks
* DATA 4 0x83fd900c 0xC33574AA
*/
/*
* micron mDDR
* ESDCFG1: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks
* tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
* DATA 4 0x83FD900C 0x101564a8
*/
/*
* hynix mDDR
* ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks
* tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks
*/
DATA 4 0x83FD900C 0x704564a8
/* ESDSCR (mDRAM configuration finished) */
DATA 4 0x83FD9014 0x00000004
/* ESDSCR - clear "configuration request" bit */
DATA 4 0x83fd9014 0x00000000
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