u-boot/board/freescale/b4860qds/ddr.c

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powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
/*
* Copyright 2011-2012 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Version 2 or later as published by the Free Software Foundation.
*/
#include <common.h>
#include <i2c.h>
#include <hwconfig.h>
#include <fsl_ddr.h>
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
#include <asm/mmu.h>
#include <fsl_ddr_sdram.h>
#include <fsl_ddr_dimm_params.h>
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
#include <asm/fsl_law.h>
DECLARE_GLOBAL_DATA_PTR;
dimm_params_t ddr_raw_timing = {
.n_ranks = 2,
.rank_density = 2147483648u,
.capacity = 4294967296u,
.primary_sdram_width = 64,
.ec_sdram_width = 8,
.registered_dimm = 0,
.mirrored_dimm = 1,
.n_row_addr = 15,
.n_col_addr = 10,
.n_banks_per_sdram_device = 8,
.edc_config = 2, /* ECC */
.burst_lengths_bitmask = 0x0c,
.tckmin_x_ps = 1071,
.caslat_x = 0x2fe << 4, /* 5,6,7,8,9,10,11,13 */
.taa_ps = 13910,
.twr_ps = 15000,
.trcd_ps = 13910,
.trrd_ps = 6000,
.trp_ps = 13910,
.tras_ps = 34000,
.trc_ps = 48910,
.trfc_ps = 260000,
.twtr_ps = 7500,
.trtp_ps = 7500,
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
.refresh_rate_ps = 7800000,
.tfaw_ps = 35000,
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
};
int fsl_ddr_get_dimm_params(dimm_params_t *pdimm,
unsigned int controller_number,
unsigned int dimm_number)
{
const char dimm_model[] = "RAW timing DDR";
if ((controller_number == 0) && (dimm_number == 0)) {
memcpy(pdimm, &ddr_raw_timing, sizeof(dimm_params_t));
memset(pdimm->mpart, 0, sizeof(pdimm->mpart));
memcpy(pdimm->mpart, dimm_model, sizeof(dimm_model) - 1);
}
return 0;
}
struct board_specific_parameters {
u32 n_ranks;
u32 datarate_mhz_high;
u32 clk_adjust;
u32 wrlvl_start;
u32 wrlvl_ctl_2;
u32 wrlvl_ctl_3;
u32 cpo;
u32 write_data_delay;
u32 force_2t;
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
};
/*
* This table contains all valid speeds we want to override with board
* specific parameters. datarate_mhz_high values need to be in ascending order
* for each n_ranks group.
*/
static const struct board_specific_parameters udimm0[] = {
/*
* memory controller 0
* num| hi| clk| wrlvl | wrlvl | wrlvl | cpo |wrdata|2T
* ranks| mhz|adjst| start | ctl2 | ctl3 | |delay |
*/
{2, 1350, 4, 7, 0x09080807, 0x07060607, 0xff, 2, 0},
{2, 1666, 4, 7, 0x09080806, 0x06050607, 0xff, 2, 0},
{2, 1900, 3, 7, 0x08070706, 0x06040507, 0xff, 2, 0},
{1, 1350, 4, 7, 0x09080807, 0x07060607, 0xff, 2, 0},
{1, 1700, 4, 7, 0x09080806, 0x06050607, 0xff, 2, 0},
{1, 1900, 3, 7, 0x08070706, 0x06040507, 0xff, 2, 0},
{}
};
static const struct board_specific_parameters *udimms[] = {
udimm0,
};
void fsl_ddr_board_options(memctl_options_t *popts,
dimm_params_t *pdimm,
unsigned int ctrl_num)
{
const struct board_specific_parameters *pbsp, *pbsp_highest = NULL;
ulong ddr_freq;
if (ctrl_num > 2) {
printf("Not supported controller number %d\n", ctrl_num);
return;
}
if (!pdimm->n_ranks)
return;
pbsp = udimms[0];
/* Get clk_adjust, cpo, write_data_delay,2T, according to the board ddr
* freqency and n_banks specified in board_specific_parameters table.
*/
ddr_freq = get_ddr_freq(0) / 1000000;
while (pbsp->datarate_mhz_high) {
if (pbsp->n_ranks == pdimm->n_ranks) {
if (ddr_freq <= pbsp->datarate_mhz_high) {
popts->cpo_override = pbsp->cpo;
popts->write_data_delay =
pbsp->write_data_delay;
popts->clk_adjust = pbsp->clk_adjust;
popts->wrlvl_start = pbsp->wrlvl_start;
popts->wrlvl_ctl_2 = pbsp->wrlvl_ctl_2;
popts->wrlvl_ctl_3 = pbsp->wrlvl_ctl_3;
popts->twot_en = pbsp->force_2t;
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
goto found;
}
pbsp_highest = pbsp;
}
pbsp++;
}
if (pbsp_highest) {
printf("Error: board specific timing not found "
"for data rate %lu MT/s\n"
"Trying to use the highest speed (%u) parameters\n",
ddr_freq, pbsp_highest->datarate_mhz_high);
popts->cpo_override = pbsp_highest->cpo;
popts->write_data_delay = pbsp_highest->write_data_delay;
popts->clk_adjust = pbsp_highest->clk_adjust;
popts->wrlvl_start = pbsp_highest->wrlvl_start;
popts->twot_en = pbsp_highest->force_2t;
powerpc/b4860qds: Added Support for B4860QDS B4860QDS is a high-performance computing evaluation, development and test platform supporting the B4860 QorIQ Power Architecture processor. B4860QDS Overview ------------------ - DDRC1: Ten separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 4 GB of memory in two ranks of 2 GB. - DDRC2: Five separate DDR3 parts of 16-bit to support 72-bit (ECC) at 1866MT/s, ECC, 2 GB of memory. Single rank. - SerDes 1 multiplexing: Two Vitesse (transmit and receive path) cross-point 16x16 switch VSC3316 - SerDes 2 multiplexing: Two Vitesse (transmit and receive path) cross-point 8x8 switch VSC3308 - USB 2.0 ULPI PHY USB3315 by SMSC supports USB port in host mode. - B4860 UART port is available over USB-to-UART translator USB2SER or over RS232 flat cable. - A Vitesse dual SGMII phy VSC8662 links the B4860 SGMII lines to 2xRJ-45 copper connectors for Stand-alone mode and to the 1000Base-X over AMC MicroTCA connector ports 0 and 2 for AMC mode. - The B4860 configuration may be loaded from nine bits coded reset configuration reset source. The RCW source is set by appropriate DIP-switches: - 16-bit NOR Flash / PROMJet - QIXIS 8-bit NOR Flash Emulator - 8-bit NAND Flash - 24-bit SPI Flash - Long address I2C EEPROM - Available debug interfaces are: - On-board eCWTAP controller with ETH and USB I/F - JTAG/COP 16-pin header for any external TAP controller - External JTAG source over AMC to support B2B configuration - 70-pin Aurora debug connector - QIXIS (FPGA) logic: - 2 KB internal memory space including - IDT840NT4 clock synthesizer provides B4860 essential clocks : SYSCLK, DDRCLK1, 2 and RTCCLK. - Two 8T49N222A SerDes ref clock devices support two SerDes port clocks - total four refclk, including CPRI clock scheme Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Signed-off-by: Shaveta Leekha <shaveta@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com> Signed-off-by: Roy Zang <tie-fei.zang@freescale.com> Signed-off-by: Sandeep Singh <Sandeep@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-12-23 19:25:27 +00:00
} else {
panic("DIMM is not supported by this board");
}
found:
/*
* Factors to consider for half-strength driver enable:
* - number of DIMMs installed
*/
popts->half_strength_driver_enable = 0;
/*
* Write leveling override
*/
popts->wrlvl_override = 1;
popts->wrlvl_sample = 0xf;
/*
* Rtt and Rtt_WR override
*/
popts->rtt_override = 0;
/* Enable ZQ calibration */
popts->zq_en = 1;
/* DHC_EN =1, ODT = 75 Ohm */
popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_75ohm);
popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
}
phys_size_t initdram(int board_type)
{
phys_size_t dram_size;
puts("Initializing....using SPD\n");
dram_size = fsl_ddr_sdram();
dram_size = setup_ddr_tlbs(dram_size / 0x100000);
dram_size *= 0x100000;
puts(" DDR: ");
return dram_size;
}
unsigned long long step_assign_addresses(fsl_ddr_info_t *pinfo,
unsigned int dbw_cap_adj[])
{
int i, j;
unsigned long long total_mem, current_mem_base, total_ctlr_mem;
unsigned long long rank_density, ctlr_density = 0;
current_mem_base = 0ull;
total_mem = 0;
/*
* This board has soldered DDR chips. DDRC1 has two rank.
* DDRC2 has only one rank.
* Assigning DDRC2 to lower address and DDRC1 to higher address.
*/
if (pinfo->memctl_opts[0].memctl_interleaving) {
rank_density = pinfo->dimm_params[0][0].rank_density >>
dbw_cap_adj[0];
ctlr_density = rank_density;
debug("rank density is 0x%llx, ctlr density is 0x%llx\n",
rank_density, ctlr_density);
for (i = CONFIG_NUM_DDR_CONTROLLERS - 1; i >= 0; i--) {
switch (pinfo->memctl_opts[i].memctl_interleaving_mode) {
case FSL_DDR_CACHE_LINE_INTERLEAVING:
case FSL_DDR_PAGE_INTERLEAVING:
case FSL_DDR_BANK_INTERLEAVING:
case FSL_DDR_SUPERBANK_INTERLEAVING:
total_ctlr_mem = 2 * ctlr_density;
break;
default:
panic("Unknown interleaving mode");
}
pinfo->common_timing_params[i].base_address =
current_mem_base;
pinfo->common_timing_params[i].total_mem =
total_ctlr_mem;
total_mem = current_mem_base + total_ctlr_mem;
debug("ctrl %d base 0x%llx\n", i, current_mem_base);
debug("ctrl %d total 0x%llx\n", i, total_ctlr_mem);
}
} else {
/*
* Simple linear assignment if memory
* controllers are not interleaved.
*/
for (i = CONFIG_NUM_DDR_CONTROLLERS - 1; i >= 0; i--) {
total_ctlr_mem = 0;
pinfo->common_timing_params[i].base_address =
current_mem_base;
for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) {
/* Compute DIMM base addresses. */
unsigned long long cap =
pinfo->dimm_params[i][j].capacity;
pinfo->dimm_params[i][j].base_address =
current_mem_base;
debug("ctrl %d dimm %d base 0x%llx\n",
i, j, current_mem_base);
current_mem_base += cap;
total_ctlr_mem += cap;
}
debug("ctrl %d total 0x%llx\n", i, total_ctlr_mem);
pinfo->common_timing_params[i].total_mem =
total_ctlr_mem;
total_mem += total_ctlr_mem;
}
}
debug("Total mem by %s is 0x%llx\n", __func__, total_mem);
return total_mem;
}