diff options
Diffstat (limited to 'roms/u-boot/board/manroland/uc100')
-rw-r--r-- | roms/u-boot/board/manroland/uc100/Makefile | 8 | ||||
-rw-r--r-- | roms/u-boot/board/manroland/uc100/pcmcia.c | 192 | ||||
-rw-r--r-- | roms/u-boot/board/manroland/uc100/u-boot.lds | 85 | ||||
-rw-r--r-- | roms/u-boot/board/manroland/uc100/uc100.c | 254 |
4 files changed, 539 insertions, 0 deletions
diff --git a/roms/u-boot/board/manroland/uc100/Makefile b/roms/u-boot/board/manroland/uc100/Makefile new file mode 100644 index 00000000..8e69c52d --- /dev/null +++ b/roms/u-boot/board/manroland/uc100/Makefile @@ -0,0 +1,8 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y = uc100.o pcmcia.o diff --git a/roms/u-boot/board/manroland/uc100/pcmcia.c b/roms/u-boot/board/manroland/uc100/pcmcia.c new file mode 100644 index 00000000..db3821a5 --- /dev/null +++ b/roms/u-boot/board/manroland/uc100/pcmcia.c @@ -0,0 +1,192 @@ +#include <common.h> +#include <mpc8xx.h> +#include <pcmcia.h> + +#undef CONFIG_PCMCIA + +#if defined(CONFIG_CMD_PCMCIA) +#define CONFIG_PCMCIA +#endif + +#if (defined(CONFIG_CMD_IDE)) && defined(CONFIG_IDE_8xx_PCCARD) +#define CONFIG_PCMCIA +#endif + +#ifdef CONFIG_PCMCIA + +#define PCMCIA_BOARD_MSG "UC100" + +/* + * Remark: don't turn off OE "__MY_PCMCIA_GCRX_CXOE" on UC100 board. + * This leads to board-hangup! (sr, 8 Dez. 2004) + */ +static void cfg_ports (void) +{ + volatile immap_t *immap; + + immap = (immap_t *)CONFIG_SYS_IMMR; + + /* + * Configure Port A for MAX1602 PC-Card Power-Interface Switch + */ + immap->im_ioport.iop_padat &= ~0x8000; /* set port x output to low */ + immap->im_ioport.iop_padir |= 0x8000; /* enable port x as output */ + + debug ("Set Port A: PAR: %08x DIR: %08x DAT: %08x\n", + immap->im_ioport.iop_papar, immap->im_ioport.iop_padir, + immap->im_ioport.iop_padat); +} + +int pcmcia_hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + udelay(10000); + + immap = (immap_t *)CONFIG_SYS_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia)); + + /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ + cfg_ports (); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* + * Disable interrupts, DMA, and PCMCIA buffers + * (isolate the interface) and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = 0; + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & (0x18000000 >> (slot << 4))) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On. + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + reg, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + + if ((reg & mask) == mask) + puts (" 5.0V card found: "); + else + puts (" 3.3V card found: "); + + /* switch VCC on */ + immap->im_ioport.iop_padat |= 0x8000; /* power enable 3.3V */ + + udelay(10000); + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + +#if defined(CONFIG_CMD_PCMCIA) +int pcmcia_hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CONFIG_SYS_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia)); + + /* switch VCC off */ + immap->im_ioport.iop_padat &= ~0x8000; /* power disable 3.3V */ + + /* Configure PCMCIA General Control Register */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = 0; + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(10000); + + return (0); +} +#endif + + +int pcmcia_voltage_set(int slot, int vcc, int vpp) +{ + u_long reg; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Port C pins for + * 5 Volts Enable and 3 Volts enable, + * Turn all power pins to Hi-Z + */ + debug ("PCMCIA power OFF\n"); + cfg_ports (); /* Enables switch, but all in Hi-Z */ + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +#endif /* CONFIG_PCMCIA */ diff --git a/roms/u-boot/board/manroland/uc100/u-boot.lds b/roms/u-boot/board/manroland/uc100/u-boot.lds new file mode 100644 index 00000000..47f2de8e --- /dev/null +++ b/roms/u-boot/board/manroland/uc100/u-boot.lds @@ -0,0 +1,85 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +OUTPUT_ARCH(powerpc) + +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + arch/powerpc/cpu/mpc8xx/start.o (.text*) + arch/powerpc/cpu/mpc8xx/traps.o (.text*) + + *(.text*) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + _GOT2_TABLE_ = .; + KEEP(*(.got2)) + KEEP(*(.got)) + PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); + _FIXUP_TABLE_ = .; + KEEP(*(.fixup)) + } + __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data*) + *(.sdata*) + } + _edata = .; + PROVIDE (edata = .); + + . = .; + + . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.bss*) + *(.sbss*) + *(COMMON) + . = ALIGN(4); + } + __bss_end = . ; + PROVIDE (end = .); +} diff --git a/roms/u-boot/board/manroland/uc100/uc100.c b/roms/u-boot/board/manroland/uc100/uc100.c new file mode 100644 index 00000000..31f08dda --- /dev/null +++ b/roms/u-boot/board/manroland/uc100/uc100.c @@ -0,0 +1,254 @@ +/* + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#if 0 +#define DEBUG +#endif + +#include <common.h> +#include <mpc8xx.h> +#include <i2c.h> +#include <miiphy.h> + +int fec8xx_miiphy_write(char *devname, unsigned char addr, + unsigned char reg, unsigned short value); + +/*********************************************************************/ +/* UPMA Pre Initilization Table by WV (Miron MT48LC16M16A2-7E B) */ +/*********************************************************************/ +const uint sdram_init_upm_table[] = { + /* SDRAM Initialisation Sequence (offset 0 in UPMA RAM) WV */ + /* NOP - Precharge - AutoRefr - NOP - NOP */ + /* NOP - AutoRefr - NOP */ + /* NOP - NOP - LoadModeR - NOP - Active */ + /* Position of Single Read */ + 0x0ffffc04, 0x0ff77c04, 0x0ff5fc04, 0x0ffffc04, 0x0ffffc04, + 0x0ffffc04, 0x0ff5fc04, 0x0ffffc04, + + /* Burst Read. (offset 8 in UPMA RAM) */ + /* Cycle lent for Initialisation WV */ + 0x0ffffc04, 0x0ffffc34, 0x0f057c34, 0x0ffffc30, 0x1ff7fc05, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Single Write. (offset 18 in UPMA RAM) */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Burst Write. (offset 20 in UPMA RAM) */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Refresh (offset 30 in UPMA RAM) */ + 0x0FF77C04, 0x0FFFFC04, 0x0FF5FC84, 0x0FFFFC04, 0x0FFFFC04, + 0x0FFFFC84, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, + + /* Exception. (offset 3c in UPMA RAM) */ + 0x7FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, +}; + +/*********************************************************************/ +/* UPMA initilization table. */ +/*********************************************************************/ +const uint sdram_upm_table[] = { + /* single read. (offset 0 in UPMA RAM) */ + 0x0F07FC04, 0x0FFFFC04, 0x00BDFC04, 0x0FF77C00, 0x1FFFFC05, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, /* 0x05-0x07 new WV */ + + /* Burst Read. (offset 8 in UPMA RAM) */ + 0x0F07FC04, 0x0FFFFC04, 0x00BDFC04, 0x00FFFC00, 0x00FFFC00, + 0x00FFFC00, 0x0FF77C00, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Single Write. (offset 18 in UPMA RAM) */ + 0x0F07FC04, 0x0FFFFC00, 0x00BD7C04, 0x0FFFFC04, 0x0FF77C04, + 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Burst Write. (offset 20 in UPMA RAM) */ + 0x0F07FC04, 0x0FFFFC00, 0x00BD7C00, 0x00FFFC00, 0x00FFFC00, + 0x00FFFC04, 0x0FFFFC04, 0x0FF77C04, 0x1FFFFC05, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Refresh (offset 30 in UPMA RAM) */ + 0x0FF77C04, 0x0FFFFC04, 0x0FF5FC84, 0x0FFFFC04, 0x0FFFFC04, + 0x0FFFFC84, 0x1FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, + + /* Exception. (offset 3c in UPMA RAM) */ + 0x7FFFFC05, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, /* 0x3C new WV */ +}; + +/*********************************************************************/ +/* UPMB initilization table. */ +/*********************************************************************/ +const uint mpm_upm_table[] = { + /* single read. (offset 0 in upm RAM) */ + 0x8FF00004, 0x0FF00004, 0x0FF81004, 0x1FF00001, + 0x1FF00001, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* burst read. (Offset 8 in upm RAM) */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* single write. (Offset 0x18 in upm RAM) */ + 0x8FF00004, 0x0FF00004, 0x0FF81004, 0x0FF00004, + 0x0FF00004, 0x1FF00001, 0xFFFFFFFF, 0xFFFFFFFF, + + /* burst write. (Offset 0x20 in upm RAM) */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Refresh cycle, offset 0x30 */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, + + /* Exception, 0ffset 0x3C */ + 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, +}; + + +int board_switch(void) +{ + volatile pcmconf8xx_t *pcmp; + + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CONFIG_SYS_IMMR)->im_pcmcia)); + + return ((pcmp->pcmc_pipr >> 24) & 0xf); +} + + +/* + * Check Board Identity: + */ +int checkboard (void) +{ + char str[64]; + int i = getenv_f("serial#", str, sizeof(str)); + + puts ("Board: "); + + if (i == -1) { + puts ("### No HW ID - assuming UC100"); + } else { + puts(str); + } + + printf (" (SWITCH=%1X)\n", board_switch()); + + return 0; +} + + +/* + * Initialize SDRAM + */ +phys_size_t initdram (int board_type) +{ + volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; + volatile memctl8xx_t *memctl = &immap->im_memctl; + + /*---------------------------------------------------------------------*/ + /* Initialize the UPMA/UPMB registers with the appropriate table. */ + /*---------------------------------------------------------------------*/ + upmconfig (UPMA, (uint *) sdram_init_upm_table, + sizeof (sdram_init_upm_table) / sizeof (uint)); + upmconfig (UPMB, (uint *) mpm_upm_table, + sizeof (mpm_upm_table) / sizeof (uint)); + + /*---------------------------------------------------------------------*/ + /* Memory Periodic Timer Prescaler: divide by 16 */ + /*---------------------------------------------------------------------*/ + memctl->memc_mptpr = 0x0200; /* Divide by 32 WV */ + + memctl->memc_mamr = CONFIG_SYS_MAMR_VAL & 0xFF7FFFFF; /* Bit 8 := "0" Kein Refresh WV */ + memctl->memc_mbmr = CONFIG_SYS_MBMR_VAL; + + /*---------------------------------------------------------------------*/ + /* Initialize the Memory Controller registers, MPTPR, Chip Select 1 */ + /* for SDRAM */ + /* */ + /* NOTE: The refresh rate in MAMR reg is set according to the lowest */ + /* clock rate (16.67MHz) to allow proper operation for all ADS */ + /* clock frequencies. */ + /*---------------------------------------------------------------------*/ + memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM; + memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM; + + /*-------------------------------------------------------------------*/ + /* Wait at least 200 usec for DRAM to stabilize, this magic number */ + /* obtained from the init code. */ + /*-------------------------------------------------------------------*/ + udelay(200); + + memctl->memc_mamr = (memctl->memc_mamr | 0x04) & ~0x08; + + memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM; + memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM; + + /*---------------------------------------------------------------------*/ + /* run MRS command in location 5-8 of UPMB. */ + /*---------------------------------------------------------------------*/ + memctl->memc_mar = 0x88; + /* RUN UPMA on CS1 1-time from UPMA addr 0x05 */ + + memctl->memc_mcr = 0x80002100; + /* RUN UPMA on CS1 1-time from UPMA addr 0x00 WV */ + + udelay(200); + + /*---------------------------------------------------------------------*/ + /* Initialisation for normal access WV */ + /*---------------------------------------------------------------------*/ + + /*---------------------------------------------------------------------*/ + /* Initialize the UPMA register with the appropriate table. */ + /*---------------------------------------------------------------------*/ + upmconfig (UPMA, (uint *) sdram_upm_table, + sizeof (sdram_upm_table) / sizeof (uint)); + + /*---------------------------------------------------------------------*/ + /* rerstore MBMR value (4-beat refresh burst.) */ + /*---------------------------------------------------------------------*/ + memctl->memc_mamr = CONFIG_SYS_MAMR_VAL | 0x00800000; /* Bit 8 := "1" Refresh Enable WV */ + + udelay(200); + + return (64 * 1024 * 1024); /* fixed setup for 64MBytes! */ +} + + +int misc_init_r (void) +{ + uchar val; + + /* + * Make sure that RTC has clock output enabled (triggers watchdog!) + */ + val = i2c_reg_read (CONFIG_SYS_I2C_RTC_ADDR, 0x0D); + val |= 0x80; + i2c_reg_write (CONFIG_SYS_I2C_RTC_ADDR, 0x0D, val); + + /* + * Configure PHY to setup LED's correctly and use 100MBit, FD + */ + mii_init(); + + /* disable auto-negotiation, 100mbit, full-duplex */ + fec8xx_miiphy_write(NULL, 0, MII_BMCR, 0x2100); + + /* set LED's to Link, Transmit, Receive */ + fec8xx_miiphy_write(NULL, 0, MII_NWAYTEST, 0x4122); + + return 0; +} |