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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2004, 2007, 2010-2011 Freescale Semiconductor.
* Copyright 2020 NXP
*/
/*
* mpc8548cds board configuration file
*
* Please refer to doc/README.mpc85xxcds for more info.
*
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#ifndef __ASSEMBLY__
#include <linux/stringify.h>
#endif
/*
* Only possible on E500 Version 2 or newer cores.
*/
#define CFG_SYS_CCSRBAR 0xe0000000
#define CFG_SYS_CCSRBAR_PHYS_LOW CFG_SYS_CCSRBAR
/* DDR Setup */
#define CFG_SYS_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory*/
#define CFG_SYS_SDRAM_BASE CFG_SYS_DDR_SDRAM_BASE
/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS 0x51 /* CTLR 0 DIMM 0 */
/* Make sure required options are set */
#ifndef CONFIG_SPD_EEPROM
#error ("CONFIG_SPD_EEPROM is required")
#endif
/*
* Physical Address Map
*
* 32bit:
* 0x0000_0000 0x7fff_ffff DDR 2G cacheable
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M cacheable
* 0xa000_0000 0xbfff_ffff PCIe MEM 512M cacheable
* 0xc000_0000 0xdfff_ffff RapidIO 512M cacheable
* 0xe000_0000 0xe00f_ffff CCSR 1M non-cacheable
* 0xe200_0000 0xe20f_ffff PCI1 IO 1M non-cacheable
* 0xe300_0000 0xe30f_ffff PCIe IO 1M non-cacheable
* 0xf000_0000 0xf3ff_ffff SDRAM 64M cacheable
* 0xf800_0000 0xf80f_ffff NVRAM/CADMUS 1M non-cacheable
* 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M non-cacheable
* 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M non-cacheable
*
* 36bit:
* 0x00000_0000 0x07fff_ffff DDR 2G cacheable
* 0xc0000_0000 0xc1fff_ffff PCI1 MEM 512M cacheable
* 0xc2000_0000 0xc3fff_ffff PCIe MEM 512M cacheable
* 0xc4000_0000 0xc5fff_ffff RapidIO 512M cacheable
* 0xfe000_0000 0xfe00f_ffff CCSR 1M non-cacheable
* 0xfe200_0000 0xfe20f_ffff PCI1 IO 1M non-cacheable
* 0xfe300_0000 0xfe30f_ffff PCIe IO 1M non-cacheable
* 0xff000_0000 0xff3ff_ffff SDRAM 64M cacheable
* 0xff800_0000 0xff80f_ffff NVRAM/CADMUS 1M non-cacheable
* 0xfff00_0000 0xfff7f_ffff FLASH (2nd bank) 8M non-cacheable
* 0xfff80_0000 0xfffff_ffff FLASH (boot bank) 8M non-cacheable
*
*/
/*
* Local Bus Definitions
*/
/*
* FLASH on the Local Bus
* Two banks, 8M each, using the CFI driver.
* Boot from BR0/OR0 bank at 0xff00_0000
* Alternate BR1/OR1 bank at 0xff80_0000
*
* BR0, BR1:
* Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
* Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
* Port Size = 16 bits = BRx[19:20] = 10
* Use GPCM = BRx[24:26] = 000
* Valid = BRx[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001 BR0
* 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001 BR1
*
* OR0, OR1:
* Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
* Reserved ORx[17:18] = 11, confusion here?
* CSNT = ORx[20] = 1
* ACS = half cycle delay = ORx[21:22] = 11
* SCY = 6 = ORx[24:27] = 0110
* TRLX = use relaxed timing = ORx[29] = 1
* EAD = use external address latch delay = OR[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65 ORx
*/
#define CFG_SYS_FLASH_BASE 0xff000000 /* start of FLASH 16M */
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_FLASH_BASE_PHYS 0xfff000000ull
#else
#define CFG_SYS_FLASH_BASE_PHYS CFG_SYS_FLASH_BASE
#endif
#define CFG_SYS_FLASH_BANKS_LIST \
{CFG_SYS_FLASH_BASE_PHYS + 0x800000, CFG_SYS_FLASH_BASE_PHYS}
/*
* SDRAM on the Local Bus
*/
#define CFG_SYS_LBC_SDRAM_BASE 0xf0000000 /* Localbus SDRAM */
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_LBC_SDRAM_BASE_PHYS 0xff0000000ull
#else
#define CFG_SYS_LBC_SDRAM_BASE_PHYS CFG_SYS_LBC_SDRAM_BASE
#endif
#define CFG_SYS_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 64MB */
/*
* Base Register 2 and Option Register 2 configure SDRAM.
* The SDRAM base address, CFG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
*
* For BR2, need:
* Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
* port-size = 32-bits = BR2[19:20] = 11
* no parity checking = BR2[21:22] = 00
* SDRAM for MSEL = BR2[24:26] = 011
* Valid = BR[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
*
* FIXME: CFG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
* FIXME: the top 17 bits of BR2.
*/
/*
* The SDRAM size in MB, CFG_SYS_LBC_SDRAM_SIZE, is 64.
*
* For OR2, need:
* 64MB mask for AM, OR2[0:7] = 1111 1100
* XAM, OR2[17:18] = 11
* 9 columns OR2[19-21] = 010
* 13 rows OR2[23-25] = 100
* EAD set for extra time OR[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
*/
#define CFG_SYS_LBC_LCRR 0x00030004 /* LB clock ratio reg */
#define CFG_SYS_LBC_LBCR 0x00000000 /* LB config reg */
#define CFG_SYS_LBC_LSRT 0x20000000 /* LB sdram refresh timer */
#define CFG_SYS_LBC_MRTPR 0x00000000 /* LB refresh timer prescal*/
/*
* Common settings for all Local Bus SDRAM commands.
* At run time, either BSMA1516 (for CPU 1.1)
* or BSMA1617 (for CPU 1.0) (old)
* is OR'ed in too.
*/
#define CFG_SYS_LBC_LSDMR_COMMON ( LSDMR_RFCR16 \
| LSDMR_PRETOACT7 \
| LSDMR_ACTTORW7 \
| LSDMR_BL8 \
| LSDMR_WRC4 \
| LSDMR_CL3 \
| LSDMR_RFEN \
)
/*
* The CADMUS registers are connected to CS3 on CDS.
* The new memory map places CADMUS at 0xf8000000.
*
* For BR3, need:
* Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
* port-size = 8-bits = BR[19:20] = 01
* no parity checking = BR[21:22] = 00
* GPMC for MSEL = BR[24:26] = 000
* Valid = BR[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
*
* For OR3, need:
* 1 MB mask for AM, OR[0:16] = 1111 1111 1111 0000 0
* disable buffer ctrl OR[19] = 0
* CSNT OR[20] = 1
* ACS OR[21:22] = 11
* XACS OR[23] = 1
* SCY 15 wait states OR[24:27] = 1111 max is suboptimal but safe
* SETA OR[28] = 0
* TRLX OR[29] = 1
* EHTR OR[30] = 1
* EAD extra time OR[31] = 1
*
* 0 4 8 12 16 20 24 28
* 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
*/
#define CADMUS_BASE_ADDR 0xf8000000
#ifdef CONFIG_PHYS_64BIT
#define CADMUS_BASE_ADDR_PHYS 0xff8000000ull
#else
#define CADMUS_BASE_ADDR_PHYS CADMUS_BASE_ADDR
#endif
#define CFG_SYS_INIT_RAM_ADDR 0xe4010000 /* Initial RAM address */
#define CFG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in RAM */
#define CFG_SYS_INIT_SP_OFFSET (CFG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
/* Serial Port */
#define CFG_SYS_NS16550_CLK get_bus_freq(0)
#define CFG_SYS_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
#define CFG_SYS_NS16550_COM1 (CFG_SYS_CCSRBAR+0x4500)
#define CFG_SYS_NS16550_COM2 (CFG_SYS_CCSRBAR+0x4600)
/*
* I2C
*/
#if !CONFIG_IS_ENABLED(DM_I2C)
#define CFG_SYS_I2C_NOPROBES { {0, 0x69} }
#endif
/*
* General PCI
* Memory space is mapped 1-1, but I/O space must start from 0.
*/
#define CFG_SYS_PCI1_MEM_VIRT 0x80000000
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_PCI1_MEM_PHYS 0xc00000000ull
#else
#define CFG_SYS_PCI1_MEM_PHYS 0x80000000
#endif
#define CFG_SYS_PCI1_IO_VIRT 0xe2000000
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_PCI1_IO_PHYS 0xfe2000000ull
#else
#define CFG_SYS_PCI1_IO_PHYS 0xe2000000
#endif
#ifdef CONFIG_PCIE1
#define CFG_SYS_PCIE1_MEM_VIRT 0xa0000000
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_PCIE1_MEM_PHYS 0xc20000000ull
#else
#define CFG_SYS_PCIE1_MEM_PHYS 0xa0000000
#endif
#define CFG_SYS_PCIE1_IO_VIRT 0xe3000000
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_PCIE1_IO_PHYS 0xfe3000000ull
#else
#define CFG_SYS_PCIE1_IO_PHYS 0xe3000000
#endif
#endif
/*
* RapidIO MMU
*/
#define CFG_SYS_SRIO1_MEM_VIRT 0xc0000000
#ifdef CONFIG_PHYS_64BIT
#define CFG_SYS_SRIO1_MEM_PHYS 0xc40000000ull
#else
#define CFG_SYS_SRIO1_MEM_PHYS 0xc0000000
#endif
#define CFG_SYS_SRIO1_MEM_SIZE 0x20000000 /* 512M */
/*
* Miscellaneous configurable options
*/
/*
* For booting Linux, the board info and command line data
* have to be in the first 64 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_SYS_BOOTMAPSZ (64 << 20) /* Initial Memory map for Linux*/
/*
* Environment Configuration
*/
#define CFG_EXTRA_ENV_SETTINGS \
"hwconfig=fsl_ddr:ecc=off\0" \
"netdev=eth0\0" \
"uboot=" CONFIG_UBOOTPATH "\0" \
"tftpflash=tftpboot $loadaddr $uboot; " \
"protect off " __stringify(CONFIG_TEXT_BASE) \
" +$filesize; " \
"erase " __stringify(CONFIG_TEXT_BASE) \
" +$filesize; " \
"cp.b $loadaddr " __stringify(CONFIG_TEXT_BASE) \
" $filesize; " \
"protect on " __stringify(CONFIG_TEXT_BASE) \
" +$filesize; " \
"cmp.b $loadaddr " __stringify(CONFIG_TEXT_BASE) \
" $filesize\0" \
"consoledev=ttyS1\0" \
"ramdiskaddr=2000000\0" \
"ramdiskfile=ramdisk.uboot\0" \
"fdtaddr=1e00000\0" \
"fdtfile=mpc8548cds.dtb\0"
#endif /* __CONFIG_H */
|
