diff options
| -rw-r--r-- | MAINTAINERS | 1 | ||||
| -rwxr-xr-x | MAKEALL | 1 | ||||
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | board/esd/pmc405de/Makefile | 53 | ||||
| -rw-r--r-- | board/esd/pmc405de/chip_config.c | 61 | ||||
| -rw-r--r-- | board/esd/pmc405de/config.mk | 23 | ||||
| -rw-r--r-- | board/esd/pmc405de/pmc405de.c | 521 | ||||
| -rw-r--r-- | board/esd/pmc405de/u-boot.lds | 133 | ||||
| -rw-r--r-- | include/configs/PMC405DE.h | 378 |
9 files changed, 1174 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 0797387..8244b51 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -172,6 +172,7 @@ Matthias Fuchs <matthias.fuchs@esd-electronics.com> PCI405 PPC405GP PLU405 PPC405EP PMC405 PPC405GP + PMC405DE PPC405EP PMC440 PPC440EPx VOH405 PPC405EP VOM405 PPC405EP @@ -238,6 +238,7 @@ LIST_4xx=" \ PIP405 \ PLU405 \ PMC405 \ + PMC405DE \ PMC440 \ PPChameleonEVB \ quad100hd \ @@ -1459,6 +1459,9 @@ PLU405_config: unconfig PMC405_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx pmc405 esd +PMC405DE_config: unconfig + @$(MKCONFIG) $(@:_config=) ppc ppc4xx pmc405de esd + PMC440_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx pmc440 esd diff --git a/board/esd/pmc405de/Makefile b/board/esd/pmc405de/Makefile new file mode 100644 index 0000000..a080649 --- /dev/null +++ b/board/esd/pmc405de/Makefile @@ -0,0 +1,53 @@ +# +# (C) Copyright 2000-2006 +# 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 = $(obj)lib$(BOARD).a + +COBJS-y = $(BOARD).o +COBJS-y += ../common/cmd_loadpci.o +COBJS-$(CONFIG_CMD_CHIP_CONFIG) += chip_config.o + +COBJS := $(COBJS-y) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/esd/pmc405de/chip_config.c b/board/esd/pmc405de/chip_config.c new file mode 100644 index 0000000..e93a32c --- /dev/null +++ b/board/esd/pmc405de/chip_config.c @@ -0,0 +1,61 @@ +/* + * (C) Copyright 2008-2009 + * Stefan Roese, DENX Software Engineering, sr@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 <common.h> +#include <asm/ppc4xx_config.h> + +struct ppc4xx_config ppc4xx_config_val[] = { + { + "133", + "CPU: 133 PLB: 133 OPB: 66 EBC: 44 PCI: 44/66", + { + 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x40, 0x12, 0x12, 0x42, 0x3e, 0x00, 0x00 + } + }, + { + "266", + "CPU: 266 PLB: 133 OPB: 66 EBC: 44 PCI: 44/66", + { + 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x50, 0x22, 0x2d, 0x42, 0x3e, 0x00, 0x00 + } + }, + { + "333", + "CPU: 333 PLB: 111 OPB: 55 EBC: 55 PCI: 55/111", + { + 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x60, 0x29, 0x2d, 0x42, 0xbe, 0x00, 0x00 + } + }, +}; + +int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val); diff --git a/board/esd/pmc405de/config.mk b/board/esd/pmc405de/config.mk new file mode 100644 index 0000000..ae855dc --- /dev/null +++ b/board/esd/pmc405de/config.mk @@ -0,0 +1,23 @@ +# +# (C) Copyright 2000 +# 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 +# +TEXT_BASE = 0xFFFC0000 diff --git a/board/esd/pmc405de/pmc405de.c b/board/esd/pmc405de/pmc405de.c new file mode 100644 index 0000000..f68e1b5 --- /dev/null +++ b/board/esd/pmc405de/pmc405de.c @@ -0,0 +1,521 @@ +/* + * (C) Copyright 2009 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd.eu + * + * 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 <common.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/gpio.h> +#include <asm/4xx_pci.h> +#include <command.h> +#include <malloc.h> + +/* + * PMC405-DE cpld registers + * - all registers are 8 bit + * - all registers are on 32 bit addesses + */ +struct pmc405de_cpld { + /* cpld design version */ + u8 version; + u8 reserved0[3]; + + /* misc. status lines */ + u8 status; + u8 reserved1[3]; + + /* + * gated control flags + * gate bit(s) must be written with '1' to + * access control flag + */ + u8 control; + u8 reserved2[3]; +}; + +#define CPLD_VERSION_MASK 0x0f +#define CPLD_CONTROL_POSTLED_N 0x01 +#define CPLD_CONTROL_POSTLED_GATE 0x02 +#define CPLD_CONTROL_RESETOUT_N 0x40 +#define CPLD_CONTROL_RESETOUT_N_GATE 0x80 + +DECLARE_GLOBAL_DATA_PTR; + +extern void __ft_board_setup(void *blob, bd_t *bd); +extern void pll_write(u32 a, u32 b); + +static int wait_for_pci_ready_done; + +static int is_monarch(void); +static int pci_is_66mhz(void); +static int board_revision(void); +static int cpld_revision(void); +static void upd_plb_pci_div(u32 pllmr0, u32 pllmr1, u32 div); + +int board_early_init_f(void) +{ + u32 pllmr0, pllmr1; + + /* + * check M66EN and patch PLB:PCI divider for 66MHz PCI + * + * fCPU==333MHz && fPCI==66MHz (PLBDiv==3 && M66EN==1): PLB/PCI=1 + * fCPU==333MHz && fPCI==33MHz (PLBDiv==3 && M66EN==0): PLB/PCI=2 + * fCPU==133|266MHz && fPCI==66MHz (PLBDiv==1|2 && M66EN==1): PLB/PCI=2 + * fCPU==133|266MHz && fPCI==33MHz (PLBDiv==1|2 && M66EN==0): PLB/PCI=3 + * + * calling upd_plb_pci_div() may end in calling pll_write() which will + * do a chip reset and never return. + */ + pllmr0 = mfdcr(CPC0_PLLMR0); + pllmr1 = mfdcr(CPC0_PLLMR1); + + if ((pllmr0 & PLLMR0_CPU_TO_PLB_MASK) == PLLMR0_CPU_PLB_DIV_3) { + /* fCPU=333MHz, fPLB=111MHz */ + if (pci_is_66mhz()) + upd_plb_pci_div(pllmr0, pllmr1, PLLMR0_PCI_PLB_DIV_1); + else + upd_plb_pci_div(pllmr0, pllmr1, PLLMR0_PCI_PLB_DIV_2); + } else { + /* fCPU=133|266MHz, fPLB=133MHz */ + if (pci_is_66mhz()) + upd_plb_pci_div(pllmr0, pllmr1, PLLMR0_PCI_PLB_DIV_2); + else + upd_plb_pci_div(pllmr0, pllmr1, PLLMR0_PCI_PLB_DIV_3); + } + + /* + * IRQ 25 (EXT IRQ 0) PCI-INTA#; active low; level sensitive + * IRQ 26 (EXT IRQ 1) PCI-INTB#; active low; level sensitive + * IRQ 27 (EXT IRQ 2) PCI-INTC#; active low; level sensitive + * IRQ 28 (EXT IRQ 3) PCI-INTD#; active low; level sensitive + * IRQ 29 (EXT IRQ 4) ETH0-PHY-IRQ#; active low; level sensitive + * IRQ 30 (EXT IRQ 5) ETH1-PHY-IRQ#; active low; level sensitive + * IRQ 31 (EXT IRQ 6) PLD-IRQ#; active low; level sensitive + */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/ + mtdcr(uicpr, 0xFFFFFF80); /* set int polarities */ + mtdcr(uictr, 0x10000000); /* set int trigger levels */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0, INT0 highest prio */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* + * EBC Configuration Register: + * - set ready timeout to 512 ebc-clks -> ca. 15 us + * - EBC lines are always driven + */ + mtebc(epcr, 0xa8400000); + + return 0; +} + +static void upd_plb_pci_div(u32 pllmr0, u32 pllmr1, u32 div) +{ + if ((pllmr0 & PLLMR0_PCI_TO_PLB_MASK) != div) + pll_write((pllmr0 & ~PLLMR0_PCI_TO_PLB_MASK) | div, pllmr1); +} + +int misc_init_r(void) +{ + int i; + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + struct pmc405de_cpld *cpld = + (struct pmc405de_cpld *)CONFIG_SYS_CPLD_BASE; + + if (!is_monarch()) { + /* PCI configuration done: release EREADY */ + setbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EREADY); + setbits_be32(&gpio0->tcr, CONFIG_SYS_GPIO_EREADY); + } + + /* turn off POST LED */ + out_8(&cpld->control, + CPLD_CONTROL_POSTLED_N | CPLD_CONTROL_POSTLED_GATE); + + /* turn on LEDs: RUN, A, B */ + clrbits_be32(&gpio0->or, + CONFIG_SYS_GPIO_LEDRUN_N | + CONFIG_SYS_GPIO_LEDA_N | + CONFIG_SYS_GPIO_LEDB_N); + + for (i=0; i < 200; i++) + udelay(1000); + + /* turn off LEDs: A, B */ + setbits_be32(&gpio0->or, + CONFIG_SYS_GPIO_LEDA_N | + CONFIG_SYS_GPIO_LEDB_N); + + return (0); +} + +static int is_monarch(void) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + return (in_be32(&gpio0->ir) & CONFIG_SYS_GPIO_MONARCH_N) == 0; +} + +static int pci_is_66mhz(void) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + return (in_be32(&gpio0->ir) & CONFIG_SYS_GPIO_M66EN); +} + +static int board_revision(void) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + return ((in_be32(&gpio0->ir) & CONFIG_SYS_GPIO_HWREV_MASK) >> + CONFIG_SYS_GPIO_HWREV_SHIFT); +} + +static int cpld_revision(void) +{ + struct pmc405de_cpld *cpld = + (struct pmc405de_cpld *)CONFIG_SYS_CPLD_BASE; + return ((in_8(&cpld->version) & CPLD_VERSION_MASK)); +} + +/* + * Check Board Identity + */ +int checkboard(void) +{ + puts("Board: esd GmbH - PMC-CPU/405-DE"); + + gd->board_type = board_revision(); + printf(", Rev 1.%ld, ", gd->board_type); + + if (!is_monarch()) + puts("non-"); + + printf("monarch, PCI=%s MHz, PLD-Rev 1.%d\n", + pci_is_66mhz() ? "66" : "33", cpld_revision()); + + return 0; +} + + +static void wait_for_pci_ready(void) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + int i; + char *s = getenv("pcidelay"); + + /* only wait once */ + if (wait_for_pci_ready_done) + return; + + /* + * We have our own handling of the pcidelay variable. + * Using CONFIG_PCI_BOOTDELAY enables pausing for host + * and adapter devices. For adapter devices we do not + * want this. + */ + if (s) { + int ms = simple_strtoul(s, NULL, 10); + printf("PCI: Waiting for %d ms\n", ms); + for (i=0; i<ms; i++) + udelay(1000); + } + + if (!(in_be32(&gpio0->ir) & CONFIG_SYS_GPIO_EREADY)) { + printf("PCI: Waiting for EREADY (CTRL-C to skip) ... "); + while (1) { + if (ctrlc()) { + puts("abort\n"); + break; + } + if (in_be32(&gpio0->ir) & CONFIG_SYS_GPIO_EREADY) { + printf("done\n"); + break; + } + } + } + + wait_for_pci_ready_done = 1; +} + +/* + * Overwrite weak is_pci_host() + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + */ +int is_pci_host(struct pci_controller *hose) +{ + char *s; + + if (!is_monarch()) { + /* + * Overwrite PCI identification when running in + * non-monarch mode + * This should be moved into pci_target_init() + * when it is sometimes available for 405 CPUs + */ + pci_write_config_word(PCIDEVID_405GP, + PCI_SUBSYSTEM_ID, + CONFIG_SYS_PCI_SUBSYS_ID_NONMONARCH); + pci_write_config_word(PCIDEVID_405GP, + PCI_CLASS_SUB_CODE, + CONFIG_SYS_PCI_CLASSCODE_NONMONARCH); + } + + s = getenv("pciscan"); + if (s == NULL) { + if (is_monarch()) { + wait_for_pci_ready(); + return 1; + } else { + return 0; + } + } else { + if (!strcmp(s, "yes")) + return 1; + } + + return 0; +} + +/* + * Overwrite weak pci_pre_init() + * + * The default implementation enables the 405EP + * internal PCI arbiter. We do not want that + * on a PMC module. + */ +int pci_pre_init(struct pci_controller *hose) +{ + return 1; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + int rc; + + __ft_board_setup(blob, bd); + + /* + * Disable PCI in non-monarch mode. + */ + if (!is_monarch()) { + rc = fdt_find_and_setprop(blob, "/plb/pci@ec000000", "status", + "disabled", sizeof("disabled"), 1); + if (rc) { + printf("Unable to update property status in PCI node, " + "err=%s\n", + fdt_strerror(rc)); + } + } +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ + +#if defined(CONFIG_SYS_EEPROM_WREN) +/* Input: <dev_addr> I2C address of EEPROM device to enable. + * <state> -1: deliver current state + * 0: disable write + * 1: enable write + * Returns: -1: wrong device address + * 0: dis-/en- able done + * 0/1: current state if <state> was -1. + */ +int eeprom_write_enable(unsigned dev_addr, int state) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + + if (CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) { + return -1; + } else { + switch (state) { + case 1: + /* Enable write access, clear bit GPIO0. */ + clrbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EEPROM_WP); + state = 0; + break; + case 0: + /* Disable write access, set bit GPIO0. */ + setbits_be32(&gpio0->or, CONFIG_SYS_GPIO_EEPROM_WP); + state = 0; + break; + default: + /* Read current status back. */ + state = (0 == (in_be32(&gpio0->or) & + CONFIG_SYS_GPIO_EEPROM_WP)); + break; + } + } + return state; +} + +int do_eep_wren(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int query = argc == 1; + int state = 0; + + if (query) { + /* Query write access state. */ + state = eeprom_write_enable(CONFIG_SYS_I2C_EEPROM_ADDR, - 1); + if (state < 0) { + puts("Query of write access state failed.\n"); + } else { + printf("Write access for device 0x%0x is %sabled.\n", + CONFIG_SYS_I2C_EEPROM_ADDR, + state ? "en" : "dis"); + state = 0; + } + } else { + if ('0' == argv[1][0]) { + /* Disable write access. */ + state = eeprom_write_enable( + CONFIG_SYS_I2C_EEPROM_ADDR, 0); + } else { + /* Enable write access. */ + state = eeprom_write_enable( + CONFIG_SYS_I2C_EEPROM_ADDR, 1); + } + if (state < 0) + puts ("Setup of write access state failed.\n"); + } + + return state; +} + +U_BOOT_CMD(eepwren, 2, 0, do_eep_wren, + "Enable / disable / query EEPROM write access", + "" +); +#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */ + +#if defined(CONFIG_PRAM) +#include <environment.h> +extern env_t *env_ptr; + +int do_painit(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + u32 pram, nextbase, base; + char *v; + u32 param; + ulong *lptr; + + v = getenv("pram"); + if (v) + pram = simple_strtoul(v, NULL, 10); + else { + printf("Error: pram undefined. Please define pram in KiB\n"); + return 1; + } + + base = gd->bd->bi_memsize; +#if defined(CONFIG_LOGBUFFER) + base -= LOGBUFF_LEN + LOGBUFF_OVERHEAD; +#endif + /* + * gd->bd->bi_memsize == physical ram size - CONFIG_SYS_MM_TOP_HIDE + */ + param = base - (pram << 10); + printf("PARAM: @%08x\n", param); + debug("memsize=0x%08x, base=0x%08x\n", gd->bd->bi_memsize, base); + + /* clear entire PA ram */ + memset((void*)param, 0, (pram << 10)); + + /* reserve 4k for pointer field */ + nextbase = base - 4096; + lptr = (ulong*)(base); + + /* + * *(--lptr) = item_size; + * *(--lptr) = base - item_base = distance from field top; + */ + + /* env is first (4k aligned) */ + nextbase -= ((CONFIG_ENV_SIZE + 4096 - 1) & ~(4096 - 1)); + memcpy((void*)nextbase, env_ptr, CONFIG_ENV_SIZE); + *(--lptr) = CONFIG_ENV_SIZE; /* size */ + *(--lptr) = base - nextbase; /* offset | type=0 */ + + /* free section */ + *(--lptr) = nextbase - param; /* size */ + *(--lptr) = (base - param) | 126; /* offset | type=126 */ + + /* terminate pointer field */ + *(--lptr) = crc32(0, (void*)(base - 0x10), 0x10); + *(--lptr) = 0; /* offset=0 -> terminator */ + return 0; +} +U_BOOT_CMD( + painit, 1, 1, do_painit, + "prepare PciAccess system", + "" +); +#endif /* CONFIG_PRAM */ + +int do_selfreset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + struct ppc4xx_gpio *gpio0 = (struct ppc4xx_gpio *)GPIO_BASE; + setbits_be32(&gpio0->tcr, CONFIG_SYS_GPIO_SELFRST_N); + return 0; +} +U_BOOT_CMD( + selfreset, 1, 1, do_selfreset, + "assert self-reset# signal", + "" +); + +int do_resetout(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + struct pmc405de_cpld *cpld = + (struct pmc405de_cpld *)CONFIG_SYS_CPLD_BASE; + + if (argc > 1) { + if (argv[1][0] == '0') { + /* assert */ + printf("PMC-RESETOUT# asserted\n"); + out_8(&cpld->control, + CPLD_CONTROL_RESETOUT_N_GATE); + } else { + /* deassert */ + printf("PMC-RESETOUT# deasserted\n"); + out_8(&cpld->control, + CPLD_CONTROL_RESETOUT_N | + CPLD_CONTROL_RESETOUT_N_GATE); + } + } else { + printf("PMC-RESETOUT# is %s\n", + (in_8(&cpld->control) & CPLD_CONTROL_RESETOUT_N) ? + "inactive" : "active"); + } + return 0; +} +U_BOOT_CMD( + resetout, 2, 1, do_resetout, + "assert PMC-RESETOUT# signal", + "" +); diff --git a/board/esd/pmc405de/u-boot.lds b/board/esd/pmc405de/u-boot.lds new file mode 100644 index 0000000..8c01016 --- /dev/null +++ b/board/esd/pmc405de/u-boot.lds @@ -0,0 +1,133 @@ +/* + * (C) Copyright 2000 + * 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) +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + /* 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/ppc4xx/start.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.eh_frame) + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _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(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + . = ALIGN(4); + } + _end = . ; + PROVIDE (end = .); +} diff --git a/include/configs/PMC405DE.h b/include/configs/PMC405DE.h new file mode 100644 index 0000000..5232745 --- /dev/null +++ b/include/configs/PMC405DE.h @@ -0,0 +1,378 @@ +/* + * (C) Copyright 2009 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd.eu + * + * 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 + +#define CONFIG_405EP 1 /* This is a PPC405 CPU */ +#define CONFIG_4xx 1 /* ...member of PPC4xx family */ +#define CONFIG_PMC405DE 1 /* ...on a PMC405DE board */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */ +#define CONFIG_BOARD_TYPES 1 /* support board types */ + +#define CONFIG_SYS_CLK_FREQ 33330000 /* external frequency to pll */ + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ + +#undef CONFIG_BOOTARGS +#undef CONFIG_BOOTCOMMAND + +#define CONFIG_PREBOOT /* enable preboot variable */ + +#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change*/ + +#define CONFIG_NET_MULTI 1 +#define CONFIG_HAS_ETH1 + +#define CONFIG_PPC4xx_EMAC +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 1 /* PHY address */ +#define CONFIG_PHY1_ADDR 2 /* 2nd PHY address */ + +#define CONFIG_SYS_RX_ETH_BUFFER 16 /* use 16 rx buffer on 405 emac */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_SUBNETMASK +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_DNS +#define CONFIG_BOOTP_DNS2 +#define CONFIG_BOOTP_SEND_HOSTNAME + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_BSP +#define CONFIG_CMD_CHIP_CONFIG +#define CONFIG_CMD_DATE +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_EEPROM +#define CONFIG_CMD_ELF +#define CONFIG_CMD_I2C +#define CONFIG_CMD_IRQ +#define CONFIG_CMD_MII +#define CONFIG_CMD_NFS +#define CONFIG_CMD_PCI +#define CONFIG_CMD_PING + +#define CONFIG_OF_LIBFDT +#define CONFIG_OF_BOARD_SETUP + +#undef CONFIG_WATCHDOG /* watchdog disabled */ +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ +#define CONFIG_PRAM 0 + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ + +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Args Buffer Size */ + +#define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */ +#define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console info */ + +#define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x3000000 /* 1 ... 48 MB in DRAM */ + +#undef CONFIG_SYS_EXT_SERIAL_CLOCK +#define CONFIG_SYS_BASE_BAUD 691200 +#define CONFIG_UART1_CONSOLE + +/* The following table includes the supported baudrates */ +#define CONFIG_SYS_BAUDRATE_TABLE \ + { 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ +#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +#define CONFIG_AUTOBOOT_KEYED 1 +#define CONFIG_AUTOBOOT_PROMPT \ + "Press SPACE to abort autoboot in %d seconds\n", bootdelay +#undef CONFIG_AUTOBOOT_DELAY_STR +#define CONFIG_AUTOBOOT_STOP_STR " " + +/* + * PCI stuff + */ +#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ +#define PCI_HOST_FORCE 1 /* configure as pci host */ +#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ + +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_HOST PCI_HOST_AUTO /* select pci host function */ +#define CONFIG_PCI_PNP /* do (not) pci plug-and-play */ + +#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ + +/* + * PCI identification + */ +#define CONFIG_SYS_PCI_SUBSYS_VENDORID PCI_VENDOR_ID_ESDGMBH +#define CONFIG_SYS_PCI_SUBSYS_ID_NONMONARCH 0x040e /* Dev ID: Non-Monarch */ +#define CONFIG_SYS_PCI_SUBSYS_ID_MONARCH 0x040f /* Dev ID: Monarch */ +#define CONFIG_SYS_PCI_CLASSCODE_NONMONARCH PCI_CLASS_PROCESSOR_POWERPC +#define CONFIG_SYS_PCI_CLASSCODE_MONARCH PCI_CLASS_BRIDGE_HOST + +#define CONFIG_SYS_PCI_CLASSCODE CONFIG_SYS_PCI_CLASSCODE_MONARCH +#define CONFIG_SYS_PCI_SUBSYS_DEVICEID CONFIG_SYS_PCI_SUBSYS_ID_MONARCH + +#define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */ +#define CONFIG_SYS_PCI_PTM1MS 0xfc000001 /* 64MB, enable=1 */ +#define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ +#define CONFIG_SYS_PCI_PTM2LA 0xef000000 /* point to CPLD, GPIO */ +#define CONFIG_SYS_PCI_PTM2MS 0xff000001 /* 16MB, enable=1 */ +#define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define CONFIG_SYS_BOOTMAPSZ (8 << 20) +/* + * FLASH organization + */ +#define CONFIG_SYS_FLASH_CFI 1 /* CFI compatible */ +#define CONFIG_FLASH_CFI_DRIVER 1 /* Use common CFI driver */ + +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } + +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max. no. memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max sectors per chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* erase timeout (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* write timeout (in ms) */ + +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* buffered writes (faster) */ +#define CONFIG_SYS_FLASH_PROTECTION 1 /* hardware flash protection */ + +#define CONFIG_SYS_FLASH_EMPTY_INFO 1 /* 'E' for empty sector (flinfo) */ +#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */ + + +/* + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 + */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 +#define CONFIG_SYS_FLASH_BASE 0xfe000000 +#define CONFIG_SYS_MONITOR_BASE TEXT_BASE +#define CONFIG_SYS_MONITOR_LEN (~(TEXT_BASE) + 1) +#define CONFIG_SYS_MALLOC_LEN (256 * 1024) + +/* + * Environment in EEPROM setup + */ +#define CONFIG_ENV_IS_IN_EEPROM 1 +#define CONFIG_ENV_OFFSET 0x100 +#define CONFIG_ENV_SIZE 0x700 + +/* + * I2C EEPROM (24W16) for environment + */ +#define CONFIG_HARD_I2C /* I2c with hardware support */ +#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CONFIG_SYS_I2C_SLAVE 0x7F + +#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM 24W16 */ +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ +/* mask of address bits that overflow into the "EEPROM chip address" */ +#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ + /* 16 byte page write mode using*/ + /* last 4 bits of the address */ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ +#define CONFIG_SYS_EEPROM_WREN 1 + +#define CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR 0x50 +#define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET 0x40 +#define CONFIG_4xx_CONFIG_BLOCKSIZE 0x20 + +/* + * RTC + */ +#define CONFIG_RTC_RX8025 + +/* + * External Bus Controller (EBC) Setup + * (max. 55MHZ EBC clock) + */ +/* Memory Bank 0 (NOR flash) BAS=0xFE0,BS=32MB,BU=R/W,BW=16bit */ +#define CONFIG_SYS_EBC_PB0AP 0x03017200 +#define CONFIG_SYS_EBC_PB0CR (CONFIG_SYS_FLASH_BASE | 0xba000) + +/* Memory Bank 1 (CPLD) BAS=0xEF0,BS=16MB,BU=R/W,BW=16bit */ +#define CONFIG_SYS_CPLD_BASE 0xef000000 +#define CONFIG_SYS_EBC_PB1AP 0x00800000 +#define CONFIG_SYS_EBC_PB1CR (CONFIG_SYS_CPLD_BASE | 0x18000) + +/* + * Definitions for initial stack pointer and data area (in data cache) + */ +/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ +#define CONFIG_SYS_TEMP_STACK_OCM 1 + +/* On Chip Memory location */ +#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000 +#define CONFIG_SYS_OCM_DATA_SIZE 0x1000 +/* inside SDRAM */ +#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR +/* End of used area in RAM */ +#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE + +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes res. for initial data */ +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - \ + CONFIG_SYS_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET + +/* + * GPIO Configuration + */ +#define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alt1 */ \ +{ \ +/* GPIO Core 0 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO6 TS4 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO7 TS5 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO9 TrcClk */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \ +} \ +} + +#define CONFIG_SYS_GPIO_HWREV_MASK (0xf0000000 >> 1) /* GPIO1..4 */ +#define CONFIG_SYS_GPIO_HWREV_SHIFT 27 +#define CONFIG_SYS_GPIO_LEDRUN_N (0x80000000 >> 5) /* GPIO5 */ +#define CONFIG_SYS_GPIO_LEDA_N (0x80000000 >> 6) /* GPIO6 */ +#define CONFIG_SYS_GPIO_LEDB_N (0x80000000 >> 7) /* GPIO7 */ +#define CONFIG_SYS_GPIO_SELFRST_N (0x80000000 >> 8) /* GPIO8 */ +#define CONFIG_SYS_GPIO_EEPROM_WP (0x80000000 >> 9) /* GPIO9 */ +#define CONFIG_SYS_GPIO_MONARCH_N (0x80000000 >> 11) /* GPIO11 */ +#define CONFIG_SYS_GPIO_EREADY (0x80000000 >> 12) /* GPIO12 */ +#define CONFIG_SYS_GPIO_M66EN (0x80000000 >> 13) /* GPIO13 */ + +/* + * Default speed selection (cpu_plb_opb_ebc) in mhz. + * This value will be set if iic boot eprom is disabled. + */ +#undef CONFIG_SYS_FCPU333MHZ +#define CONFIG_SYS_FCPU266MHZ +#undef CONFIG_SYS_FCPU133MHZ + +#if defined(CONFIG_SYS_FCPU333MHZ) +/* + * CPU: 333MHz + * PLB/SDRAM/MAL: 111MHz + * OPB: 55MHz + * EBC: 55MHz + * PCI: 55MHz (111MHz on M66EN=1) + */ +#define PLLMR0_DEFAULT (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_2) +#define PLLMR1_DEFAULT (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) +#endif + +#if defined(CONFIG_SYS_FCPU266MHZ) +/* + * CPU: 266MHz + * PLB/SDRAM/MAL: 133MHz + * OPB: 66MHz + * EBC: 44MHz + * PCI: 44MHz (66MHz on M66EN=1) + */ +#define PLLMR0_DEFAULT (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ + PLL_MALDIV_1 | PLL_PCIDIV_3) +#define PLLMR1_DEFAULT (PLL_FBKDIV_8 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#endif + +#if defined(CONFIG_SYS_FCPU133MHZ) +/* + * CPU: 133MHz + * PLB/SDRAM/MAL: 133MHz + * OPB: 66MHz + * EBC: 44MHz + * PCI: 44MHz (66MHz on M66EN=1) + */ +#define PLLMR0_DEFAULT (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \ + PLL_MALDIV_1 | PLL_PCIDIV_3) +#define PLLMR1_DEFAULT (PLL_FBKDIV_4 | \ + PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#endif + +#endif /* __CONFIG_H */ |