diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/ep88x/Makefile | 31 | ||||
| -rw-r--r-- | board/ep88x/ep88x.c | 117 | ||||
| -rw-r--r-- | board/ep88x/u-boot.lds | 79 |
3 files changed, 0 insertions, 227 deletions
diff --git a/board/ep88x/Makefile b/board/ep88x/Makefile deleted file mode 100644 index 07fa3f3..0000000 --- a/board/ep88x/Makefile +++ /dev/null @@ -1,31 +0,0 @@ -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# Copyright (C) 2004 Arabella Software Ltd. -# Yuli Barcohen <yuli@arabellasw.com> -# -# SPDX-License-Identifier: GPL-2.0+ -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(BOARD).o - -COBJS := $(BOARD).o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/ep88x/ep88x.c b/board/ep88x/ep88x.c deleted file mode 100644 index cad0bfc..0000000 --- a/board/ep88x/ep88x.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (C) 2005 Arabella Software Ltd. - * Yuli Barcohen <yuli@arabellasw.com> - * - * Support for Embedded Planet EP88x boards. - * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <mpc8xx.h> - -/* - * SDRAM uses two Micron chips. - * Minimal CPU frequency is 40MHz. - */ -static uint sdram_table[] = { - /* Single read (offset 0x00 in UPM RAM) */ - 0xEFCBCC04, 0x0F37C804, 0x0EEEC004, 0x01B98404, - 0x1FF74C00, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - - /* Burst read (offset 0x08 in UPM RAM) */ - 0xEFCBCC04, 0x0F37C804, 0x0EEEC004, 0x00BDC404, - 0x00FFCC00, 0x00FFCC00, 0x01FB8C00, 0x1FF74C00, - 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - - /* Single write (offset 0x18 in UPM RAM) */ - 0xEFCBCC04, 0x0F37C804, 0x0EEE8002, 0x01B90404, - 0x1FF74C05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - - /* Burst write (offset 0x20 in UPM RAM) */ - 0xEFCBCC04, 0x0F37C804, 0x0EEE8000, 0x00BD4400, - 0x00FFCC00, 0x00FFCC02, 0x01FB8C04, 0x1FF74C05, - 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, 0xFFFFCC05, - - /* Refresh (offset 0x30 in UPM RAM) */ - 0xEFFACC04, 0x0FF5CC04, 0x0FFFCC04, 0x1FFFCC04, - 0xFFFFCC05, 0xFFFFCC05, 0xEFFB8C34, 0x0FF74C34, - 0x0FFACCB4, 0x0FF5CC34, 0x0FFFC034, 0x0FFFC0B4, - - /* Exception (offset 0x3C in UPM RAM) */ - 0x0FEA8034, 0x1FB54034, 0xFFFFCC34, 0xFFFFCC05 -}; - -int board_early_init_f (void) -{ - vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR; - - bcsr[0] |= 0x0C; /* Turn the LEDs off */ - bcsr[2] |= 0x08; /* Enable flash WE# line - necessary for - flash detection by CFI driver - */ - -#if defined(CONFIG_8xx_CONS_SMC1) - bcsr[6] |= 0x10; /* Enables RS-232 transceiver */ -#endif -#if defined(CONFIG_8xx_CONS_SCC2) - bcsr[7] |= 0x10; /* Enables RS-232 transceiver */ -#endif -#ifdef CONFIG_ETHER_ON_FEC1 - bcsr[8] |= 0xC0; /* Enable Ethernet 1 PHY */ -#endif -#ifdef CONFIG_ETHER_ON_FEC2 - bcsr[8] |= 0x30; /* Enable Ethernet 2 PHY */ -#endif - - return 0; -} - -phys_size_t initdram (int board_type) -{ - long int msize; - volatile immap_t *immap = (volatile immap_t *)CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - - upmconfig(UPMA, sdram_table, sizeof(sdram_table) / sizeof(uint)); - - /* Configure SDRAM refresh */ - memctl->memc_mptpr = MPTPR_PTP_DIV2; /* BRGCLK/2 */ - - memctl->memc_mamr = (65 << 24) | CONFIG_SYS_MAMR; /* No refresh */ - udelay(100); - - /* Run MRS pattern from location 0x36 */ - memctl->memc_mar = 0x88; - memctl->memc_mcr = 0x80002236; - udelay(100); - - memctl->memc_mamr |= MAMR_PTAE; /* Enable refresh */ - memctl->memc_or1 = ~(CONFIG_SYS_SDRAM_MAX_SIZE - 1) | OR_CSNT_SAM; - memctl->memc_br1 = CONFIG_SYS_SDRAM_BASE | BR_PS_32 | BR_MS_UPMA | BR_V; - - msize = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_SDRAM_MAX_SIZE); - memctl->memc_or1 |= ~(msize - 1); - - return msize; -} - -int checkboard( void ) -{ - vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR; - - puts("Board: "); - switch (bcsr[15]) { - case 0xE7: - puts("EP88xC 1.0"); - break; - default: - printf("unknown ID=%02X", bcsr[15]); - } - printf(" CPLD revision %d\n", bcsr[14]); - - return 0; -} diff --git a/board/ep88x/u-boot.lds b/board/ep88x/u-boot.lds deleted file mode 100644 index cbb17d1..0000000 --- a/board/ep88x/u-boot.lds +++ /dev/null @@ -1,79 +0,0 @@ -/* - * (C) Copyright 2001-2010 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Modified by Yuli Barcohen <yuli@arabellasw.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -OUTPUT_ARCH(powerpc) -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .text : - { - arch/powerpc/cpu/mpc8xx/start.o (.text*) - arch/powerpc/cpu/mpc8xx/traps.o (.text*) - *(.text*) - . = ALIGN(16); - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - _GOT2_TABLE_ = .; - KEEP(*(.got2)) - KEEP(*(.got)) - PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); - _FIXUP_TABLE_ = .; - KEEP(*(.fixup)) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; - __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(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss (NOLOAD) : - { - *(.bss*) - *(.sbss*) - *(COMMON) - . = ALIGN(4); - } - __bss_end = . ; - PROVIDE (end = .); -} -ENTRY(_start) |