From: wdenk Date: Tue, 5 Apr 2005 21:57:18 +0000 (+0000) Subject: Add support for MPC8220 based "sorcery" board. X-Git-Tag: LABEL_2006_03_12_0025~319 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=12b43d515c62682fcf7b578f31920a2be49142fe;p=oweals%2Fu-boot.git Add support for MPC8220 based "sorcery" board. --- diff --git a/CHANGELOG b/CHANGELOG index d4289e80ae..39f102f842 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,7 +2,9 @@ Changes for U-Boot 1.1.3: ====================================================================== -* Add support for TQM8560 board +* Add support for MPC8220 based "sorcery" board. + +* Add support for TQM8560 board. * Add FEC support for TQM8540 board. Interfaces are named as follows: "ENET1" - TSEC2, "ENET2" - FEC diff --git a/Makefile b/Makefile index f1961c78f7..fdc97c0783 100644 --- a/Makefile +++ b/Makefile @@ -864,6 +864,9 @@ XPEDITE1K_config: unconfig Alaska8220_config: unconfig @./mkconfig $(@:_config=) ppc mpc8220 alaska +sorcery_config: unconfig + @./mkconfig $(@:_config=) ppc mpc8220 sorcery + Yukon8220_config: unconfig @./mkconfig $(@:_config=) ppc mpc8220 yukon diff --git a/board/alaska/Makefile b/board/alaska/Makefile index d2b5bb78a3..e4fe11005d 100644 --- a/board/alaska/Makefile +++ b/board/alaska/Makefile @@ -1,4 +1,4 @@ -# (C) Copyright 2003-2004 +# (C) Copyright 2003-2005 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -24,7 +24,7 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS := $(BOARD).o flash.o extserial.o serial.o +OBJS := $(BOARD).o flash.o extserial.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $(OBJS) diff --git a/board/alaska/serial.c b/board/alaska/serial.c deleted file mode 100644 index 08285b87b9..0000000000 --- a/board/alaska/serial.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * (C) Copyright 2004, Freescale, Inc - * TsiChung Liew, Tsi-Chung.Liew@freescale.com. - * - * 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 - * - */ - -/* - * Minimal serial functions needed to use one of the PSC ports - * as serial console interface. - */ - -#include -#include - -int serial_init (void) -{ - DECLARE_GLOBAL_DATA_PTR; - -#if defined (CONFIG_EXTUART_CONSOLE) - volatile uchar *cpld = (volatile uchar *) CFG_CPLD_BASE; -#endif - - /* Check CPLD Switch 2 whether is external or internal */ -#if defined (CONFIG_EXTUART_CONSOLE) - if ((*cpld & 0x02) == 0x02) { - gd->bExtUart = 1; - return ext_serial_init (); - } else -#endif - { -#if defined(CONFIG_PSC_CONSOLE) - gd->bExtUart = 0; - return psc_serial_init (); -#endif - } - - return (0); -} - -void serial_putc (const char c) -{ - DECLARE_GLOBAL_DATA_PTR; - - if (gd->bExtUart) { -#if defined (CONFIG_EXTUART_CONSOLE) - ext_serial_putc (c); -#endif - } else { -#if defined(CONFIG_PSC_CONSOLE) - psc_serial_putc (c); -#endif - } -} - -void serial_puts (const char *s) -{ - DECLARE_GLOBAL_DATA_PTR; - - if (gd->bExtUart) { -#if defined (CONFIG_EXTUART_CONSOLE) - ext_serial_puts (s); -#endif - } else { -#if defined(CONFIG_PSC_CONSOLE) - psc_serial_puts (s); -#endif - } -} - -int serial_getc (void) -{ - DECLARE_GLOBAL_DATA_PTR; - - if (gd->bExtUart) { -#if defined (CONFIG_EXTUART_CONSOLE) - return ext_serial_getc (); -#endif - } else { -#if defined(CONFIG_PSC_CONSOLE) - return psc_serial_getc (); -#endif - } -} - -int serial_tstc (void) -{ - DECLARE_GLOBAL_DATA_PTR; - - if (gd->bExtUart) { -#if defined (CONFIG_EXTUART_CONSOLE) - return ext_serial_tstc (); -#endif - } else { -#if defined(CONFIG_PSC_CONSOLE) - return psc_serial_tstc (); -#endif - } -} - -void serial_setbrg (void) -{ - DECLARE_GLOBAL_DATA_PTR; - - if (gd->bExtUart) { -#if defined (CONFIG_EXTUART_CONSOLE) - ext_serial_setbrg (); -#endif - } else { -#if defined(CONFIG_PSC_CONSOLE) - psc_serial_setbrg (); -#endif - } -} diff --git a/board/sorcery/Makefile b/board/sorcery/Makefile new file mode 100644 index 0000000000..3d6d673792 --- /dev/null +++ b/board/sorcery/Makefile @@ -0,0 +1,45 @@ +# (C) Copyright 2005 +# Wolfgang Denk, DENX Software Engineering, wd@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 +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/sorcery/config.mk b/board/sorcery/config.mk new file mode 100644 index 0000000000..25de0b5a31 --- /dev/null +++ b/board/sorcery/config.mk @@ -0,0 +1,29 @@ +# +# (C) Copyright 2003-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# sorcery board +# + +TEXT_BASE = 0xfff00000 +PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board diff --git a/board/sorcery/sorcery.c b/board/sorcery/sorcery.c new file mode 100644 index 0000000000..2f53fac084 --- /dev/null +++ b/board/sorcery/sorcery.c @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2004, Freescale Inc. + * TsiChung Liew, Tsi-Chung.Liew@freescale.com + * + * 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 + */ + +#include +#include +#include +#include + +long int initdram (int board_type) +{ + ulong size; + + size = dramSetup (); + + return get_ram_size((ulong *)CFG_SDRAM_BASE, size); +} + +int checkboard (void) +{ + puts ("Board: Sorcery-C MPC8220\n"); + + return 0; +} diff --git a/board/sorcery/u-boot.lds b/board/sorcery/u-boot.lds new file mode 100644 index 0000000000..6e4a060bb6 --- /dev/null +++ b/board/sorcery/u-boot.lds @@ -0,0 +1,122 @@ +/* + * (C) Copyright 2003-2004 + * Wolfgang Denk, DENX Software Engineering, wd@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 + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc8220/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + __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 : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/cpu/mpc8220/Makefile b/cpu/mpc8220/Makefile index e64964b340..8b9979daf5 100644 --- a/cpu/mpc8220/Makefile +++ b/cpu/mpc8220/Makefile @@ -27,8 +27,9 @@ LIB = lib$(CPU).a START = start.o ASOBJS = io.o fec_dma_tasks.o -OBJS = i2c.o traps.o cpu.o cpu_init.o fec.o dramSetup.o interrupts.o \ - loadtask.o uart.o speed.o +OBJS = cpu.o cpu_init.o dramSetup.o fec.o i2c.o \ + interrupts.o loadtask.o serial.o speed.o \ + traps.o uart.o all: .depend $(START) $(ASOBJS) $(LIB) diff --git a/cpu/mpc8220/cpu_init.c b/cpu/mpc8220/cpu_init.c index 09b23ee14a..a1e2f659cf 100644 --- a/cpu/mpc8220/cpu_init.c +++ b/cpu/mpc8220/cpu_init.c @@ -55,7 +55,11 @@ void cpu_init_f (void) */ #if defined (CFG_CS0_BASE) flexbus->csar0 = CFG_CS0_BASE; + +/* Sorcery-C can hang-up after CTRL reg initialization */ +#if defined (CFG_CS0_CTRL) flexbus->cscr0 = CFG_CS0_CTRL; +#endif flexbus->csmr0 = ((CFG_CS0_MASK - 1) & 0xffff0000) | 1; __asm__ volatile ("sync"); #endif @@ -97,15 +101,15 @@ void cpu_init_f (void) /* This section of the code cannot place in cpu_init_r(), it will cause the system to hang */ /* enable timebase */ - xlbarb->config = 0x00002000; - xlbarb->addrTenTimeOut = 0x1000; xlbarb->dataTenTimeOut = 0x1000; xlbarb->busActTimeOut = 0x2000; + xlbarb->config = 0x00002000; + /* Master Priority Enable */ - xlbarb->mastPriEn = 0x1f; xlbarb->mastPriority = 0; + xlbarb->mastPriEn = 0x1f; } /* diff --git a/cpu/mpc8220/dramSetup.c b/cpu/mpc8220/dramSetup.c index 033b71966c..90a7183106 100644 --- a/cpu/mpc8220/dramSetup.c +++ b/cpu/mpc8220/dramSetup.c @@ -32,9 +32,9 @@ characteristics to initialize the dram on MPC8220 #include "i2cCore.h" #include "dramSetup.h" -#define SPD_SIZE 0x40 -#define DRAM_SPD 0xA2 /* on Board SPD eeprom */ -#define TOTAL_BANK 2 +#define SPD_SIZE CFG_SDRAM_SPD_SIZE +#define DRAM_SPD (CFG_SDRAM_SPD_I2C_ADDR)<<1 /* on Board SPD eeprom */ +#define TOTAL_BANK CFG_SDRAM_TOTAL_BANKS int spd_status (volatile i2c8220_t * pi2c, u8 sta_bit, u8 truefalse) { @@ -144,7 +144,7 @@ int readSpdData (u8 * spdData) break; } - pi2cReg->adr = 0x90; /* I2C device address */ + pi2cReg->adr = CFG_I2C_SLAVE<<1; pi2cReg->cr = I2C_CTL_EN; /* Set Enable */ @@ -569,7 +569,7 @@ u32 dramSetup (void) cfg_value |= CFG1_SWT2RWP ((type == TYPE_DDR) ? 7 : 2); /* Set the Read CAS latency. We're going to use a CL of - * 2 for DDR and SDR. + * 2.5 for DDR and 2 SDR. */ cfg_value |= CFG1_RLATENCY ((type == TYPE_DDR) ? 7 : 2); @@ -685,10 +685,14 @@ u32 dramSetup (void) } - /* Set up mode value for CAS latency == 2 */ + /* Set up mode value for CAS latency */ +#if (CFG_SDRAM_CAS_LATENCY==5) /* CL=2.5 */ + mode_value = (MODE_MODE | MODE_BURSTLEN (MODE_BURSTLEN_8) | + MODE_BT_SEQUENTIAL | MODE_CL (MODE_CL_2p5) | MODE_CMD); +#else mode_value = (MODE_MODE | MODE_BURSTLEN (MODE_BURSTLEN_8) | MODE_BT_SEQUENTIAL | MODE_CL (MODE_CL_2) | MODE_CMD); - +#endif asm volatile ("sync"); /* Write Extended Mode - enable DLL */ @@ -698,7 +702,7 @@ u32 dramSetup (void) memctl->mode = (temp >> 16); /* mode */ asm volatile ("sync"); - /* Write Mode - reset DLL, set CAS latency == 2 */ + /* Write Mode - reset DLL, set CAS latency */ temp = mode_value | MODE_OPMODE (MODE_OPMODE_RESETDLL); memctl->mode = (temp >> 16); /* mode */ asm volatile ("sync"); diff --git a/cpu/mpc8220/serial.c b/cpu/mpc8220/serial.c new file mode 100644 index 0000000000..08285b87b9 --- /dev/null +++ b/cpu/mpc8220/serial.c @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2004, Freescale, Inc + * TsiChung Liew, Tsi-Chung.Liew@freescale.com. + * + * 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 + * + */ + +/* + * Minimal serial functions needed to use one of the PSC ports + * as serial console interface. + */ + +#include +#include + +int serial_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + +#if defined (CONFIG_EXTUART_CONSOLE) + volatile uchar *cpld = (volatile uchar *) CFG_CPLD_BASE; +#endif + + /* Check CPLD Switch 2 whether is external or internal */ +#if defined (CONFIG_EXTUART_CONSOLE) + if ((*cpld & 0x02) == 0x02) { + gd->bExtUart = 1; + return ext_serial_init (); + } else +#endif + { +#if defined(CONFIG_PSC_CONSOLE) + gd->bExtUart = 0; + return psc_serial_init (); +#endif + } + + return (0); +} + +void serial_putc (const char c) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->bExtUart) { +#if defined (CONFIG_EXTUART_CONSOLE) + ext_serial_putc (c); +#endif + } else { +#if defined(CONFIG_PSC_CONSOLE) + psc_serial_putc (c); +#endif + } +} + +void serial_puts (const char *s) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->bExtUart) { +#if defined (CONFIG_EXTUART_CONSOLE) + ext_serial_puts (s); +#endif + } else { +#if defined(CONFIG_PSC_CONSOLE) + psc_serial_puts (s); +#endif + } +} + +int serial_getc (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->bExtUart) { +#if defined (CONFIG_EXTUART_CONSOLE) + return ext_serial_getc (); +#endif + } else { +#if defined(CONFIG_PSC_CONSOLE) + return psc_serial_getc (); +#endif + } +} + +int serial_tstc (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->bExtUart) { +#if defined (CONFIG_EXTUART_CONSOLE) + return ext_serial_tstc (); +#endif + } else { +#if defined(CONFIG_PSC_CONSOLE) + return psc_serial_tstc (); +#endif + } +} + +void serial_setbrg (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->bExtUart) { +#if defined (CONFIG_EXTUART_CONSOLE) + ext_serial_setbrg (); +#endif + } else { +#if defined(CONFIG_PSC_CONSOLE) + psc_serial_setbrg (); +#endif + } +} diff --git a/cpu/mpc8220/speed.c b/cpu/mpc8220/speed.c index bd79911800..0c3df7c99a 100644 --- a/cpu/mpc8220/speed.c +++ b/cpu/mpc8220/speed.c @@ -42,30 +42,30 @@ int get_clocks (void) DECLARE_GLOBAL_DATA_PTR; pllcfg_t bus2core[] = { - {0x10, 2, 8}, /* 1 */ - {0x08, 2, 4}, - {0x60, 3, 8}, /* 1.5 */ + {0x02, 2, 8}, /* 1 */ + {0x01, 2, 4}, + {0x0C, 3, 8}, /* 1.5 */ {0x00, 3, 4}, - {0xc0, 3, 2}, - {0x28, 4, 4}, /* 2 */ - {0x20, 4, 2}, - {0x88, 5, 4}, /* 2.5 */ - {0x30, 5, 2}, - {0x80, 6, 4}, /* 3 */ - {0x40, 6, 2}, - {0x70, 7, 2}, /* 3.5 */ - {0x50, 8, 2}, /* 4 */ - {0x38, 9, 2}, /* 4.5 */ - {0x58, 10, 2}, /* 5 */ - {0x48, 11, 2}, /* 5.5 */ - {0x68, 12, 2}, /* 6 */ - {0x90, 13, 2}, /* 6.5 */ - {0xa0, 14, 2}, /* 7 */ - {0xb0, 15, 2}, /* 7.5 */ - {0xe0, 16, 2} /* 8 */ + {0x18, 3, 2}, + {0x05, 4, 4}, /* 2 */ + {0x04, 4, 2}, + {0x11, 5, 4}, /* 2.5 */ + {0x06, 5, 2}, + {0x10, 6, 4}, /* 3 */ + {0x08, 6, 2}, + {0x0E, 7, 2}, /* 3.5 */ + {0x0A, 8, 2}, /* 4 */ + {0x07, 9, 2}, /* 4.5 */ + {0x0B, 10, 2}, /* 5 */ + {0x09, 11, 2}, /* 5.5 */ + {0x0D, 12, 2}, /* 6 */ + {0x12, 13, 2}, /* 6.5 */ + {0x14, 14, 2}, /* 7 */ + {0x16, 15, 2}, /* 7.5 */ + {0x1C, 16, 2} /* 8 */ }; u32 hid1; - int i, size; + int i, size, pci2bus; #if !defined(CFG_MPC8220_CLKIN) #error clock measuring not implemented yet - define CFG_MPC8220_CLKIN @@ -73,9 +73,12 @@ int get_clocks (void) gd->inp_clk = CFG_MPC8220_CLKIN; - /* Bus clock is fixed at 120Mhz for now */ - /* will do dynamic in the future */ - gd->bus_clk = CFG_MPC8220_CLKIN * 4; + /* Read XLB to PCI(INP) clock multiplier */ + pci2bus = (*((volatile u32 *)PCI_REG_PCIGSCR) & + PCI_REG_PCIGSCR_PCI2XLB_CLK_MASK)>>PCI_REG_PCIGSCR_PCI2XLB_CLK_BIT; + + /* XLB bus clock */ + gd->bus_clk = CFG_MPC8220_CLKIN * pci2bus; /* PCI clock is same as input clock */ gd->pci_clk = CFG_MPC8220_CLKIN; @@ -88,14 +91,13 @@ int get_clocks (void) asm volatile ("mfspr %0, 1009":"=r" (hid1):); size = sizeof (bus2core) / sizeof (pllcfg_t); - hid1 >>= 24; + + hid1 >>= 27; for (i = 0; i < size; i++) if (hid1 == bus2core[i].hid1) { gd->cpu_clk = (bus2core[i].multi * gd->bus_clk) >> 1; - /* Input Multiplier is determined by MPLL, - hardcoded for now at 16 */ - gd->vco_clk = gd->pci_clk * 16; + gd->vco_clk = CFG_MPC8220_SYSPLL_VCO_MULTIPLIER * (gd->pci_clk * bus2core[i].vco_div)/2; break; } diff --git a/cpu/mpc8220/start.S b/cpu/mpc8220/start.S index 6072374a61..c5d2388cad 100644 --- a/cpu/mpc8220/start.S +++ b/cpu/mpc8220/start.S @@ -111,6 +111,7 @@ boot_warm: /* MBAR is mirrored into the MBAR SPR */ mtspr MBAR,r3 + mtspr SPRN_SPRG7W,r3 lis r4, CFG_DEFAULT_MBAR@h stw r3, 0(r4) #endif /* CFG_DEFAULT_MBAR */ diff --git a/cpu/mpc8220/uart.c b/cpu/mpc8220/uart.c index fcf947dc4a..4ff8ccbf3f 100644 --- a/cpu/mpc8220/uart.c +++ b/cpu/mpc8220/uart.c @@ -47,8 +47,7 @@ int psc_serial_init (void) /* write to CSR: RX/TX baud rate from timers */ psc->sr_csr = 0xdd000000; - psc->mr1_2 = PSC_MR1_BITS_CHAR_8 | PSC_MR1_NO_PARITY | PSC_MR1_RX_RTS; - psc->mr1_2 = PSC_MR2_STOP_BITS_1 | PSC_MR2_TX_CTS; + psc->mr1_2 = PSC_MR1_BITS_CHAR_8 | PSC_MR1_NO_PARITY | PSC_MR2_STOP_BITS_1; /* Setting up BaudRate */ counter = ((gd->bus_clk / gd->baudrate)) >> 5; @@ -77,7 +76,7 @@ void psc_serial_putc (const char c) serial_putc ('\r'); /* Wait for last character to go. */ - while (!(psc->sr_csr & PSC_SR_TXEMT)); + while (!(psc->sr_csr & PSC_SR_TXRDY)); psc->xmitbuf[0] = c; } diff --git a/include/configs/Alaska8220.h b/include/configs/Alaska8220.h index 4927a379bf..49c78200ff 100644 --- a/include/configs/Alaska8220.h +++ b/include/configs/Alaska8220.h @@ -34,6 +34,7 @@ /* Input clock running at 30Mhz, read Hid1 for the CPU multiplier to determine the CPU speed. */ #define CFG_MPC8220_CLKIN 30000000/* ... running at 30MHz */ +#define CFG_MPC8220_SYSPLL_VCO_MULTIPLIER 16 /* VCO multiplier can't be read from any register */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ @@ -258,6 +259,12 @@ #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ +/* SDRAM configuration */ +#define CFG_SDRAM_TOTAL_BANKS 2 +#define CFG_SDRAM_SPD_I2C_ADDR 0x51 /* 7bit */ +#define CFG_SDRAM_SPD_SIZE 0x40 +#define CFG_SDRAM_CAS_LATENCY 4 /* (CL=2)x2 */ + /* * Ethernet configuration */ diff --git a/include/configs/sorcery.h b/include/configs/sorcery.h new file mode 100644 index 0000000000..bbc946e675 --- /dev/null +++ b/include/configs/sorcery.h @@ -0,0 +1,277 @@ +/* + * (C) Copyright 2004 + * TsiChung Liew, Freescale Software Engineering, Tsi-Chung.Liew@freescale. + * + * 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 __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_MPC8220 1 +#define CONFIG_SORCERY 1 /* Sorcery board */ + +/* Input clock running at 60Mhz, read Hid1 for the CPU multiplier to + determine the CPU speed. */ +#define CFG_MPC8220_CLKIN 60000000 /* ... running at 60MHz */ +#define CFG_MPC8220_SYSPLL_VCO_MULTIPLIER 8 /* VCO multiplier can't be read from any register */ + +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#define CFG_CACHELINE_SIZE 32 /* For MPC8220 CPUs */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Serial console configuration + */ +#define CONFIG_PSC_CONSOLE 1 /* console is on PSC */ + +#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } + +/* + * Supported commands + */ +#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \ + CFG_CMD_BOOTD | \ + CFG_CMD_CACHE | \ + CFG_CMD_DHCP | \ + CFG_CMD_DIAG | \ + CFG_CMD_ELF | \ + CFG_CMD_I2C | \ + CFG_CMD_NET | \ + CFG_CMD_NFS | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO | \ + CFG_CMD_SDRAM | \ + CFG_CMD_SNTP | \ + 0) + +/* CFG_CMD_MII | \ */ +/* CFG_CMD_PCI | \ */ +/* CFG_CMD_USB | \ */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include + +/* + * Default Environment + */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#define CONFIG_HOSTNAME sorcery + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" + +#undef CONFIG_BOOTARGS + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "netdev=eth0\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=$serverip:$rootpath\0" \ + "ramargs=setenv bootargs root=/dev/ram rw\0" \ + "addip=setenv bootargs $bootargs " \ + "ip=$ipaddr:$serverip:$gatewayip:$netmask" \ + ":$hostname:$netdev:off panic=1\0" \ + "flash_nfs=run nfsargs addip;" \ + "bootm $kernel_addr\0" \ + "flash_self=run ramargs addip;" \ + "bootm $kernel_addr $ramdisk_addr\0" \ + "net_nfs=tftp 200000 $bootfile;run nfsargs addip;bootm\0" \ + "rootpath=/opt/eldk/ppc_82xx\0" \ + "bootfile=/tftpboot/sorcery/uImage\0" \ + "kernel_addr=FFE00000\0" \ + "ramdisk_addr=FFB00000\0" \ + "" +#define CONFIG_BOOTCOMMAND "run flash_self" + +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ + +#define CONFIG_NET_MULTI + +/* + * I2C configuration + */ +#define CONFIG_HARD_I2C 1 +#define CFG_I2C_MODULE 1 +#define CFG_I2C_SPEED 100000 /* 100 kHz */ +#define CFG_I2C_SLAVE 0x7F + +/* Use the HUSH parser */ +#define CFG_HUSH_PARSER +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* + * Flexbus Chipselect configuration + * Beware: Some CS# seem to be mandatory (if these CS# are not set, + * board can hang-up in unpredictable place). + * Sorcery_Memory_Map v0.3 is possibly wrong with CPLD CS# + */ + +/* Flash */ +#define CFG_CS0_BASE 0xf800 +#define CFG_CS0_MASK 0x08000000 /* 128 MB (two chips) */ + +/* Workaround of hang-up after setting ctrl register for flash + After reset this register has value 0x003ffd80, which differs + from suggested only by the number of wait states. +#define CFG_CS0_CTRL 0x003f1580 +*/ + +/* NVM */ +#define CFG_CS1_BASE 0xf100 +#define CFG_CS1_MASK 0x00080000 /* 512K */ +#define CFG_CS1_CTRL 0x003ffd40 /* 8bit port size? */ + +/* Atlas2 + Gemini */ +/* This CS# is mandatory? */ +#define CFG_CS2_BASE 0xf10A +#define CFG_CS2_MASK 0x00020000 /* 2x64K*/ +#define CFG_CS2_CTRL 0x003ffd00 /* 32bit port size? */ + +/* CAN Controller */ +/* This CS# is mandatory? */ +#define CFG_CS3_BASE 0xf10C +#define CFG_CS3_MASK 0x00010000 /* 64K */ +#define CFG_CS3_CTRL 0x003ffd40 /* 8Bit port size */ + +/* Foreign interface */ +#define CFG_CS4_BASE 0xF10D +#define CFG_CS4_MASK 0x00010000 /* 64K */ +#define CFG_CS4_CTRL 0x003ffd80 /* 16bit port size */ + +/* CPLD? */ +/* This CS# is mandatory? */ +#define CFG_CS5_BASE 0xF108 +#define CFG_CS5_MASK 0x00010000 +#define CFG_CS5_CTRL 0x003ffd80 /* 16bit port size */ + +#define CFG_FLASH0_BASE (CFG_CS0_BASE << 16) +#define CFG_FLASH_BASE CFG_FLASH0_BASE + +#define CFG_MAX_FLASH_BANKS 2 /* max num of memory banks (actually 4? (at least 2)) */ +#define CFG_MAX_FLASH_SECT 512 /* max num of sects on one chip (actually 256) */ + + +#define PHYS_AMD_SECT_SIZE 0x00020000 /* 128 KB sectors (x2) */ + +#define CFG_FLASH_CFI_DRIVER +#define CFG_FLASH_CFI +#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE, \ + CFG_FLASH_BASE+0x04000000 } /* two banks */ + +/* + * Environment settings + */ +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR (CFG_FLASH0_BASE) +#define CFG_ENV_SIZE PHYS_AMD_SECT_SIZE +#define CFG_ENV_SECT_SIZE PHYS_AMD_SECT_SIZE + +#define CONFIG_ENV_OVERWRITE 1 + +#if defined CFG_ENV_IS_IN_FLASH +#undef CFG_ENV_IS_IN_NVRAM +#undef CFG_ENV_IS_IN_EEPROM +#elif defined CFG_ENV_IS_IN_NVRAM +#undef CFG_ENV_IS_IN_FLASH +#undef CFG_ENV_IS_IN_EEPROM +#elif defined CFG_ENV_IS_IN_EEPROM +#undef CFG_ENV_IS_IN_NVRAM +#undef CFG_ENV_IS_IN_FLASH +#endif + +/* + * Memory map + */ +#define CFG_MBAR 0xF0000000 +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_DEFAULT_MBAR 0x80000000 +#define CFG_SRAM_BASE (CFG_MBAR + 0x20000) +#define CFG_SRAM_SIZE 0x8000 + +/* Use SRAM until RAM will be available */ +#define CFG_INIT_RAM_ADDR (CFG_MBAR + 0x20000) +#define CFG_INIT_RAM_END 0x8000 /* End of used area in DPRAM */ + +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +#define CFG_MONITOR_BASE TEXT_BASE +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT 1 +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/* SDRAM configuration (for SPD) */ +#define CFG_SDRAM_TOTAL_BANKS 1 +#define CFG_SDRAM_SPD_I2C_ADDR 0x50 /* 7bit */ +#define CFG_SDRAM_SPD_SIZE 0x100 +#define CFG_SDRAM_CAS_LATENCY 5 /* (CL=2.5)x2 */ + +/* + * Ethernet configuration + */ +#define CONFIG_MPC8220_FEC 1 +#define CONFIG_FEC_10MBIT 1 /* Workaround for FEC 100Mbit problem */ +#define CONFIG_PHY_ADDR 0x1F + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START 0x00100000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +/* + * Various low-level settings + */ +#define CFG_HID0_INIT 0 +#define CFG_HID0_FINAL 0 + +#endif /* __CONFIG_H */ diff --git a/include/mpc8220.h b/include/mpc8220.h index fe22b8e5c8..d8d8bd3277 100644 --- a/include/mpc8220.h +++ b/include/mpc8220.h @@ -258,6 +258,10 @@ /* equates for tx FIFO last write frame pointer reg */ #define PSC_TFLWFPTR(x) (x&0x1ff) /* last write frame pointer */ +/* PCI configuration (only for PLL determination)*/ +#define PCI_REG_PCIGSCR (MMAP_XCPCI + 0x60) /* Global status/control register */ +#define PCI_REG_PCIGSCR_PCI2XLB_CLK_MASK 0x07000000 +#define PCI_REG_PCIGSCR_PCI2XLB_CLK_BIT 24 /* ------------------------------------------------------------------------ */ /* @@ -306,7 +310,7 @@ #define CFG_CS2_PORT3_CONFIG 0x10000000 #define CFG_CS3_PORT3_CONFIG 0x40000000 #define CFG_CS4_PORT3_CONFIG 0x00000400 -#define CFG_CS5_PORT3_CONFIG 0x00000100 +#define CFG_CS5_PORT3_CONFIG 0x00000200 #define CFG_I2C_PORT3_CONFIG 0x003c0000 /* ------------------------------------------------------------------------ */