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/*
* (C) Copyright 2007-2010
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __KM82XX_COMMON
#define __KM82XX_COMMON
/*
* Select serial console configuration
*
* If either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
* for SCC).
*/
#define CONFIG_CONS_ON_SMC /* Console is on SMC */
#undef CONFIG_CONS_ON_SCC /* It's not on SCC */
#undef CONFIG_CONS_NONE /* It's not on external UART */
#define CONFIG_CONS_INDEX 2 /* SMC2 is used for console */
#define CONFIG_SYS_SMC_RXBUFLEN 128
#define CONFIG_SYS_MAXIDLE 10
/*
* Select ethernet configuration
*
* If either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected,
* then CONFIG_ETHER_INDEX must be set to the channel number (1-4 for
* SCC, 1-3 for FCC)
*
* If CONFIG_ETHER_NONE is defined, then either the ethernet routines
* must be defined elsewhere (as for the console), or CONFIG_CMD_NET
* must be unset.
*/
#define CONFIG_ETHER_ON_SCC /* Ethernet is on SCC */
#undef CONFIG_ETHER_ON_FCC /* Ethernet is not on FCC */
#undef CONFIG_ETHER_NONE /* No external Ethernet */
#define CONFIG_NET_MULTI
#define CONFIG_ETHER_INDEX 4
#define CONFIG_HAS_ETH0
#define CONFIG_SYS_SCC_TOUT_LOOP 10000000
#define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS4CS_CLK7 | CMXSCR_TS4CS_CLK8)
#ifndef CONFIG_8260_CLKIN
#define CONFIG_8260_CLKIN 66000000 /* in Hz */
#endif
#define BOOTFLASH_START 0xFE000000
#define CONFIG_KM_CONSOLE_TTY "ttyCPM0"
#define MTDPARTS_DEFAULT "mtdparts=" \
"app:" \
"768k(u-boot)," \
"128k(env)," \
"128k(envred)," \
"3072k(free)," \
"-(" CONFIG_KM_UBI_PARTITION_NAME ")"
/*
* Default environment settings
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_KM_DEF_ENV \
"EEprom_ivm=pca9544a:70:4 \0" \
"unlock=yes\0" \
"newenv=" \
"prot off 0xFE0C0000 +0x40000 && " \
"era 0xFE0C0000 +0x40000\0" \
"rootpath=/opt/eldk/ppc_82xx\0" \
""
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
#define CONFIG_SYS_RAMBOOT
#endif
#define CONFIG_SYS_MONITOR_LEN (768 << 10)
#define CONFIG_ENV_IS_IN_FLASH
#ifdef CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_SECT_SIZE 0x20000
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + \
CONFIG_SYS_MONITOR_LEN)
#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
/* Address and size of Redundant Environment Sector */
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
CONFIG_ENV_SECT_SIZE)
#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
#endif /* CONFIG_ENV_IS_IN_FLASH */
/* enable I2C and select the hardware/software driver */
#undef CONFIG_HARD_I2C /* I2C with hardware support */
#define CONFIG_SOFT_I2C /* I2C bit-banged */
#define CONFIG_SYS_I2C_SPEED 50000 /* I2C speed */
#define CONFIG_SYS_I2C_SLAVE 0x7F /* I2C slave address */
/*
* Software (bit-bang) I2C driver configuration
*/
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
#define I2C_ACTIVE (iop->pdir |= 0x00010000)
#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
#define I2C_READ ((iop->pdat & 0x00010000) != 0)
#define I2C_SDA(bit) do { \
if (bit) \
iop->pdat |= 0x00010000; \
else \
iop->pdat &= ~0x00010000; \
} while (0)
#define I2C_SCL(bit) do { \
if (bit) \
iop->pdat |= 0x00020000; \
else \
iop->pdat &= ~0x00020000; \
} while (0)
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
/* I2C SYSMON (LM75, AD7414 is almost compatible) */
#define CONFIG_DTT_LM75 /* ON Semi's LM75 */
#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
#define CONFIG_SYS_DTT_MAX_TEMP 70
#define CONFIG_SYS_DTT_LOW_TEMP -30
#define CONFIG_SYS_DTT_HYSTERESIS 3
#define CONFIG_SYS_DTT_BUS_NUM (CONFIG_SYS_MAX_I2C_BUS)
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_IMMR 0xF0000000
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
#define CONFIG_SYS_INIT_RAM_SIZE 0x2000 /* used size in DPRAM */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
/* Hard reset configuration word */
#define CONFIG_SYS_HRCW_MASTER 0x0604b211
/* No slaves */
#define CONFIG_SYS_HRCW_SLAVE1 0
#define CONFIG_SYS_HRCW_SLAVE2 0
#define CONFIG_SYS_HRCW_SLAVE3 0
#define CONFIG_SYS_HRCW_SLAVE4 0
#define CONFIG_SYS_HRCW_SLAVE5 0
#define CONFIG_SYS_HRCW_SLAVE6 0
#define CONFIG_SYS_HRCW_SLAVE7 0
/* Initial Memory map for Linux */
#define CONFIG_SYS_BOOTMAPSZ (8 << 20)
#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPUs */
#if defined(CONFIG_CMD_KGDB)
# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
#define CONFIG_SYS_HID0_INIT 0
#define CONFIG_SYS_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE)
#define CONFIG_SYS_HID2 0
#define CONFIG_SYS_SIUMCR 0x4020c200
#define CONFIG_SYS_SYPCR 0xFFFFFFC3
#define CONFIG_SYS_BCR 0x10000000
#define CONFIG_SYS_SCCR (SCCR_PCI_MODE | SCCR_PCI_MODCK)
/*
*-----------------------------------------------------------------------
* RMR - Reset Mode Register 5-5
*-----------------------------------------------------------------------
* turn on Checkstop Reset Enable
*/
#define CONFIG_SYS_RMR 0
/*
*-----------------------------------------------------------------------
* 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)
/*
*-----------------------------------------------------------------------
* RCCR - RISC Controller Configuration 13-7
*-----------------------------------------------------------------------
*/
#define CONFIG_SYS_RCCR 0
/*
* Init Memory Controller:
*
* Bank Bus Machine PortSz Device
* ---- --- ------- ------ ------
* 0 60x GPCM 8 bit FLASH
* 1 60x SDRAM 32 bit SDRAM
* 3 60x GPCM 8 bit GPIO/PIGGY
* 5 60x GPCM 16 bit CFG-Flash
*
*/
/* Bank 0 - FLASH
*/
#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\
BRx_PS_8 |\
BRx_MS_GPCM_P |\
BRx_V)
#define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) |\
ORxG_CSNT |\
ORxG_ACS_DIV2 |\
ORxG_SCY_5_CLK |\
ORxG_TRLX)
/*
* Bank 1 - 60x bus SDRAM
*/
#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
#define CONFIG_SYS_GLOBAL_SDRAM_LIMIT (256 << 20) /* less than 256 MB */
#define CONFIG_SYS_MPTPR 0x1800
/*
*-----------------------------------------------------------------------------
* Address for Mode Register Set (MRS) command
*-----------------------------------------------------------------------------
*/
#define CONFIG_SYS_MRS_OFFS 0x00000110
#define CONFIG_SYS_PSRT 0x0e
#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
/*
* SDRAM initialization values
*/
#define CONFIG_SYS_OR1 ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
ORxS_BPD_8 |\
ORxS_ROWST_PBI0_A7 |\
ORxS_NUMR_13)
#define CONFIG_SYS_PSDMR (PSDMR_SDAM_A14_IS_A5 |\
PSDMR_BSMA_A14_A16 |\
PSDMR_SDA10_PBI0_A9 |\
PSDMR_RFRC_5_CLK |\
PSDMR_PRETOACT_2W |\
PSDMR_ACTTORW_2W |\
PSDMR_LDOTOPRE_1C |\
PSDMR_WRC_1C |\
PSDMR_CL_2)
/*
* GPIO/PIGGY on CS3 initialization values
*/
#define CONFIG_SYS_PIGGY_BASE 0x30000000
#define CONFIG_SYS_PIGGY_SIZE 128
#define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_PIGGY_BASE & BRx_BA_MSK) |\
BRx_PS_8 | BRx_MS_GPCM_P | BRx_V)
#define CONFIG_SYS_OR3_PRELIM (MEG_TO_AM(CONFIG_SYS_PIGGY_SIZE) |\
ORxG_CSNT | ORxG_ACS_DIV2 |\
ORxG_SCY_3_CLK | ORxG_TRLX)
/*
* Board FPGA on CS4 initialization values
*/
#define CONFIG_SYS_FPGA_BASE 0x40000000
#define CONFIG_SYS_FPGA_SIZE 1 /*1KB*/
#define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_FPGA_BASE & BRx_BA_MSK) |\
BRx_PS_8 | BRx_MS_GPCM_P | BRx_V)
#define CONFIG_SYS_OR4_PRELIM (P2SZ_TO_AM(CONFIG_SYS_FPGA_SIZE << 10) |\
ORxG_CSNT | ORxG_ACS_DIV2 |\
ORxG_SCY_3_CLK | ORxG_TRLX)
/*
* CFG-Flash on CS5 initialization values
*/
#define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_FLASH_BASE_1 & BRx_BA_MSK) |\
BRx_PS_16 | BRx_MS_GPCM_P | BRx_V)
#define CONFIG_SYS_OR5_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE_1 + \
CONFIG_SYS_FLASH_SIZE_2) |\
ORxG_CSNT | ORxG_ACS_DIV2 |\
ORxG_SCY_5_CLK | ORxG_TRLX)
#define CONFIG_SYS_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */
/* pass open firmware flat tree */
#define CONFIG_FIT 1
#define CONFIG_OF_LIBFDT 1
#define CONFIG_OF_BOARD_SETUP 1
#define OF_TBCLK (bd->bi_busfreq / 4)
#define OF_STDOUT_PATH "/soc/cpm/serial@11a90"
#endif /* __KM82XX_COMMON */
|
