upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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640 lines
22 KiB
640 lines
22 KiB
/*
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* (C) Copyright 2001-2005
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* board/config.h - configuration options, board specific
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* Imported from global configuration:
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* CONFIG_MPC8255
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* CONFIG_MPC8265
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* CONFIG_200MHz
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* CONFIG_266MHz
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* CONFIG_300MHz
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* CONFIG_L2_CACHE
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* CONFIG_BUSMODE_60x
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*/
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_SYS_TEXT_BASE 0x40000000
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#define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
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#if 0
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#define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */
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#else
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#define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
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#endif
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#define CONFIG_CPM2 1 /* Has a CPM2 */
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#define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#define CONFIG_BOOTCOUNT_LIMIT
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"netdev=eth0\0" \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addip=setenv bootargs ${bootargs} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
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":${hostname}:${netdev}:off panic=1\0" \
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"flash_nfs=run nfsargs addip;" \
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"bootm ${kernel_addr}\0" \
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"flash_self=run ramargs addip;" \
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"bootm ${kernel_addr} ${ramdisk_addr}\0" \
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"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
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"rootpath=/opt/eldk/ppc_6xx\0" \
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"bootfile=tqm8260/uImage\0" \
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"kernel_addr=400C0000\0" \
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"ramdisk_addr=40240000\0" \
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""
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#define CONFIG_BOOTCOMMAND "run flash_self"
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/* enable I2C and select the hardware/software driver */
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#undef CONFIG_HARD_I2C /* I2C with hardware support */
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#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
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#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
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#define CONFIG_SYS_I2C_SLAVE 0x7F
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/*
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* Software (bit-bang) I2C driver configuration
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*/
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/* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */
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#if (CONFIG_TQM8260 <= 100)
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#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
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#define I2C_ACTIVE (iop->pdir |= 0x00020000)
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#define I2C_TRISTATE (iop->pdir &= ~0x00020000)
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#define I2C_READ ((iop->pdat & 0x00020000) != 0)
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#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \
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else iop->pdat &= ~0x00020000
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#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \
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else iop->pdat &= ~0x00010000
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#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
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#else
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#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
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#define I2C_ACTIVE (iop->pdir |= 0x00010000)
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#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
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#define I2C_READ ((iop->pdat & 0x00010000) != 0)
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#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
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else iop->pdat &= ~0x00010000
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#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
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else iop->pdat &= ~0x00020000
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#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
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#endif
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
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#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
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#define CONFIG_I2C_X
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/*
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* select serial console configuration
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*
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* if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
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* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
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* for SCC).
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*
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* if CONFIG_CONS_NONE is defined, then the serial console routines must
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* defined elsewhere (for example, on the cogent platform, there are serial
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* ports on the motherboard which are used for the serial console - see
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* cogent/cma101/serial.[ch]).
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*/
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#define CONFIG_CONS_ON_SMC /* define if console on SMC */
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#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
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#undef CONFIG_CONS_NONE /* define if console on something else*/
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#ifdef CONFIG_82xx_CONS_SMC1
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#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
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#endif
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#ifdef CONFIG_82xx_CONS_SMC2
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#define CONFIG_CONS_INDEX 2 /* which serial channel for console */
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#endif
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#undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
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#define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
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#define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
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/*
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* select ethernet configuration
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*
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* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
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* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
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* for FCC)
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*
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* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
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* defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
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*
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* (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
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* X.29 connector, and FCC2 is hardwired to the X.1 connector)
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*/
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#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
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#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
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#undef CONFIG_ETHER_NONE /* define if ether on something else */
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#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
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#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
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/*
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* - RX clk is CLK11
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* - TX clk is CLK12
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*/
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# define CONFIG_SYS_CMXSCR_VALUE1 (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
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#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
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/*
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* - Rx-CLK is CLK13
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* - Tx-CLK is CLK14
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* - RAM for BD/Buffers is on the 60x Bus (see 28-13)
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* - Enable Full Duplex in FSMR
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*/
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# define CONFIG_SYS_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
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# define CONFIG_SYS_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
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# define CONFIG_SYS_CPMFCR_RAMTYPE 0
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# define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
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#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
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/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
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#if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265)
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# define CONFIG_8260_CLKIN 66666666 /* in Hz */
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#else /* !CONFIG_MPC8255 && !CONFIG_MPC8265 */
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# ifndef CONFIG_300MHz
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# define CONFIG_8260_CLKIN 66666666 /* in Hz */
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# else
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# define CONFIG_8260_CLKIN 83333000 /* in Hz */
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# endif
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#endif /* CONFIG_MPC8255 */
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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#define CONFIG_TIMESTAMP /* Print image info with timestamp */
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_BOOTFILESIZE
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_EEPROM
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#define CONFIG_CMD_NFS
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#define CONFIG_CMD_SNTP
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
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#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
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#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
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#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
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#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
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#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
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#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
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#define CONFIG_SYS_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/* What should the base address of the main FLASH be and how big is
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* it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/tqm8260/config.mk
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* The main FLASH is whichever is connected to *CS0.
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*/
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#define CONFIG_SYS_FLASH0_BASE 0x40000000
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#define CONFIG_SYS_FLASH1_BASE 0x60000000
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#define CONFIG_SYS_FLASH0_SIZE 32
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#define CONFIG_SYS_FLASH1_SIZE 32
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/* Flash bank size (for preliminary settings)
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*/
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#define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
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/*-----------------------------------------------------------------------
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* FLASH organization
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*/
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#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
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#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */
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#define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
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#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
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/* use CFI flash driver */
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#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
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#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
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#define CONFIG_SYS_FLASH_EMPTY_INFO 1
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
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#define CONFIG_ENV_IS_IN_FLASH 1
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#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000)
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#define CONFIG_ENV_SIZE 0x08000
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#define CONFIG_ENV_SECT_SIZE 0x40000
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#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
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/*-----------------------------------------------------------------------
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* Hardware Information Block
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*/
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#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
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#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
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#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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/*-----------------------------------------------------------------------
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* Hard Reset Configuration Words
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*
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* if you change bits in the HRCW, you must also change the CONFIG_SYS_*
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* defines for the various registers affected by the HRCW e.g. changing
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* HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR.
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*/
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#define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
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#if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265)
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# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
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#else /* ! MPC8255 && !MPC8265 */
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# if defined(CONFIG_266MHz)
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# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
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# elif defined(CONFIG_300MHz)
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# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0110)
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# else
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# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__)
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# endif
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#endif /* CONFIG_MPC8255 */
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/* no slaves so just fill with zeros */
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#define CONFIG_SYS_HRCW_SLAVE1 0
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#define CONFIG_SYS_HRCW_SLAVE2 0
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#define CONFIG_SYS_HRCW_SLAVE3 0
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#define CONFIG_SYS_HRCW_SLAVE4 0
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#define CONFIG_SYS_HRCW_SLAVE5 0
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#define CONFIG_SYS_HRCW_SLAVE6 0
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#define CONFIG_SYS_HRCW_SLAVE7 0
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/*-----------------------------------------------------------------------
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* Internal Memory Mapped Register
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*/
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#define CONFIG_SYS_IMMR 0xFFF00000
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area (in DPRAM)
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*/
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#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
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#define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in DPRAM */
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
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*
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* 60x SDRAM is mapped at CONFIG_SYS_SDRAM_BASE, local SDRAM
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* is mapped at SDRAM_BASE2_PRELIM.
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*/
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#define CONFIG_SYS_SDRAM_BASE 0x00000000
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#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
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#define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc()*/
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
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#if defined(CONFIG_CMD_KGDB)
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# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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#endif
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/*-----------------------------------------------------------------------
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* HIDx - Hardware Implementation-dependent Registers 2-11
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*-----------------------------------------------------------------------
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* HID0 also contains cache control - initially enable both caches and
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* invalidate contents, then the final state leaves only the instruction
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* cache enabled. Note that Power-On and Hard reset invalidate the caches,
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* but Soft reset does not.
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*
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* HID1 has only read-only information - nothing to set.
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*/
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#define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
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HID0_IFEM|HID0_ABE)
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#define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE)
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#define CONFIG_SYS_HID2 0
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/*-----------------------------------------------------------------------
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* RMR - Reset Mode Register 5-5
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*-----------------------------------------------------------------------
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* turn on Checkstop Reset Enable
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*/
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#define CONFIG_SYS_RMR RMR_CSRE
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/*-----------------------------------------------------------------------
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* BCR - Bus Configuration 4-25
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*-----------------------------------------------------------------------
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*/
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#ifdef CONFIG_BUSMODE_60x
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#define CONFIG_SYS_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
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BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
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#else
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#define BCR_APD01 0x10000000
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#define CONFIG_SYS_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
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#endif
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/*-----------------------------------------------------------------------
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* SIUMCR - SIU Module Configuration 4-31
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*-----------------------------------------------------------------------
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*/
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#if 0
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#define CONFIG_SYS_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
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#else
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#define CONFIG_SYS_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
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#endif
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/*-----------------------------------------------------------------------
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* SYPCR - System Protection Control 4-35
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* SYPCR can only be written once after reset!
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*-----------------------------------------------------------------------
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* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
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*/
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#if defined(CONFIG_WATCHDOG)
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#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
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SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
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#else
|
|
#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
|
|
SYPCR_SWRI|SYPCR_SWP)
|
|
#endif /* CONFIG_WATCHDOG */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* TMCNTSC - Time Counter Status and Control 4-40
|
|
*-----------------------------------------------------------------------
|
|
* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
|
|
* and enable Time Counter
|
|
*/
|
|
#define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* PISCR - Periodic Interrupt Status and Control 4-42
|
|
*-----------------------------------------------------------------------
|
|
* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
|
|
* Periodic timer
|
|
*/
|
|
#define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* SCCR - System Clock Control 9-8
|
|
*-----------------------------------------------------------------------
|
|
* Ensure DFBRG is Divide by 16
|
|
*/
|
|
#define CONFIG_SYS_SCCR 0
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RCCR - RISC Controller Configuration 13-7
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CONFIG_SYS_RCCR 0
|
|
|
|
/*
|
|
* Init Memory Controller:
|
|
*
|
|
* Bank Bus Machine PortSz Device
|
|
* ---- --- ------- ------ ------
|
|
* 0 60x GPCM 64 bit FLASH
|
|
* 1 60x SDRAM 64 bit SDRAM
|
|
* 2 Local SDRAM 32 bit SDRAM
|
|
*
|
|
*/
|
|
|
|
/* Initialize SDRAM on local bus
|
|
*/
|
|
#define CONFIG_SYS_INIT_LOCAL_SDRAM
|
|
|
|
#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
|
|
|
|
/* Minimum mask to separate preliminary
|
|
* address ranges for CS[0:2]
|
|
*/
|
|
#define CONFIG_SYS_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
|
|
#define CONFIG_SYS_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
|
|
|
|
#define CONFIG_SYS_MPTPR 0x4000
|
|
|
|
/*-----------------------------------------------------------------------------
|
|
* Address for Mode Register Set (MRS) command
|
|
*-----------------------------------------------------------------------------
|
|
* In fact, the address is rather configuration data presented to the SDRAM on
|
|
* its address lines. Because the address lines may be mux'ed externally either
|
|
* for 8 column or 9 column devices, some bits appear twice in the 8260's
|
|
* address:
|
|
*
|
|
* | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
|
|
* | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
|
|
* 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
|
|
* 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
|
|
* Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
|
|
*-----------------------------------------------------------------------------
|
|
*/
|
|
#define CONFIG_SYS_MRS_OFFS 0x00000110
|
|
|
|
|
|
/* Bank 0 - FLASH
|
|
*/
|
|
#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\
|
|
BRx_PS_64 |\
|
|
BRx_MS_GPCM_P |\
|
|
BRx_V)
|
|
|
|
#define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) |\
|
|
ORxG_CSNT |\
|
|
ORxG_ACS_DIV1 |\
|
|
ORxG_SCY_3_CLK |\
|
|
ORxG_EHTR |\
|
|
ORxG_TRLX)
|
|
|
|
/* SDRAM on TQM8260 can have either 8 or 9 columns.
|
|
* The number affects configuration values.
|
|
*/
|
|
|
|
/* Bank 1 - 60x bus SDRAM
|
|
*/
|
|
#define CONFIG_SYS_PSRT 0x20
|
|
#define CONFIG_SYS_LSRT 0x20
|
|
#ifndef CONFIG_SYS_RAMBOOT
|
|
#define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) |\
|
|
BRx_PS_64 |\
|
|
BRx_MS_SDRAM_P |\
|
|
BRx_V)
|
|
|
|
#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR1_8COL
|
|
|
|
|
|
/* SDRAM initialization values for 8-column chips
|
|
*/
|
|
#define CONFIG_SYS_OR1_8COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
|
|
ORxS_BPD_4 |\
|
|
ORxS_ROWST_PBI1_A7 |\
|
|
ORxS_NUMR_12)
|
|
|
|
#define CONFIG_SYS_PSDMR_8COL (PSDMR_PBI |\
|
|
PSDMR_SDAM_A15_IS_A5 |\
|
|
PSDMR_BSMA_A12_A14 |\
|
|
PSDMR_SDA10_PBI1_A8 |\
|
|
PSDMR_RFRC_7_CLK |\
|
|
PSDMR_PRETOACT_2W |\
|
|
PSDMR_ACTTORW_2W |\
|
|
PSDMR_LDOTOPRE_1C |\
|
|
PSDMR_WRC_2C |\
|
|
PSDMR_EAMUX |\
|
|
PSDMR_CL_2)
|
|
|
|
/* SDRAM initialization values for 9-column chips
|
|
*/
|
|
#define CONFIG_SYS_OR1_9COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
|
|
ORxS_BPD_4 |\
|
|
ORxS_ROWST_PBI1_A5 |\
|
|
ORxS_NUMR_13)
|
|
|
|
#define CONFIG_SYS_PSDMR_9COL (PSDMR_PBI |\
|
|
PSDMR_SDAM_A16_IS_A5 |\
|
|
PSDMR_BSMA_A12_A14 |\
|
|
PSDMR_SDA10_PBI1_A7 |\
|
|
PSDMR_RFRC_7_CLK |\
|
|
PSDMR_PRETOACT_2W |\
|
|
PSDMR_ACTTORW_2W |\
|
|
PSDMR_LDOTOPRE_1C |\
|
|
PSDMR_WRC_2C |\
|
|
PSDMR_EAMUX |\
|
|
PSDMR_CL_2)
|
|
|
|
/* Bank 2 - Local bus SDRAM
|
|
*/
|
|
#ifdef CONFIG_SYS_INIT_LOCAL_SDRAM
|
|
#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
|
|
BRx_PS_32 |\
|
|
BRx_MS_SDRAM_L |\
|
|
BRx_V)
|
|
|
|
#define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR2_8COL
|
|
|
|
#define SDRAM_BASE2_PRELIM 0x80000000
|
|
|
|
/* SDRAM initialization values for 8-column chips
|
|
*/
|
|
#define CONFIG_SYS_OR2_8COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
|
|
ORxS_BPD_4 |\
|
|
ORxS_ROWST_PBI1_A8 |\
|
|
ORxS_NUMR_12)
|
|
|
|
#define CONFIG_SYS_LSDMR_8COL (PSDMR_PBI |\
|
|
PSDMR_SDAM_A15_IS_A5 |\
|
|
PSDMR_BSMA_A13_A15 |\
|
|
PSDMR_SDA10_PBI1_A9 |\
|
|
PSDMR_RFRC_7_CLK |\
|
|
PSDMR_PRETOACT_2W |\
|
|
PSDMR_ACTTORW_2W |\
|
|
PSDMR_BL |\
|
|
PSDMR_LDOTOPRE_1C |\
|
|
PSDMR_WRC_2C |\
|
|
PSDMR_CL_2)
|
|
|
|
/* SDRAM initialization values for 9-column chips
|
|
*/
|
|
#define CONFIG_SYS_OR2_9COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
|
|
ORxS_BPD_4 |\
|
|
ORxS_ROWST_PBI1_A6 |\
|
|
ORxS_NUMR_13)
|
|
|
|
#define CONFIG_SYS_LSDMR_9COL (PSDMR_PBI |\
|
|
PSDMR_SDAM_A16_IS_A5 |\
|
|
PSDMR_BSMA_A13_A15 |\
|
|
PSDMR_SDA10_PBI1_A8 |\
|
|
PSDMR_RFRC_7_CLK |\
|
|
PSDMR_PRETOACT_2W |\
|
|
PSDMR_ACTTORW_2W |\
|
|
PSDMR_BL |\
|
|
PSDMR_LDOTOPRE_1C |\
|
|
PSDMR_WRC_2C |\
|
|
PSDMR_CL_2)
|
|
|
|
#endif /* CONFIG_SYS_INIT_LOCAL_SDRAM */
|
|
|
|
#endif /* CONFIG_SYS_RAMBOOT */
|
|
|
|
#endif /* __CONFIG_H */
|
|
|