diff options
Diffstat (limited to 'board/freescale/common')
| -rw-r--r-- | board/freescale/common/Makefile | 56 | ||||
| -rw-r--r-- | board/freescale/common/pixis.c | 4 | ||||
| -rw-r--r-- | board/freescale/common/pq-mds-pib.c | 105 | ||||
| -rw-r--r-- | board/freescale/common/pq-mds-pib.h | 9 | ||||
| -rw-r--r-- | board/freescale/common/sys_eeprom.c | 256 |
5 files changed, 429 insertions, 1 deletions
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile new file mode 100644 index 0000000..44f613e --- /dev/null +++ b/board/freescale/common/Makefile @@ -0,0 +1,56 @@ +# +# (C) Copyright 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 $(TOPDIR)/config.mk + +ifneq ($(OBJTREE),$(SRCTREE)) +$(shell mkdir -p $(obj)board/$(VENDOR)/common) +endif + +LIB = $(obj)lib$(VENDOR).a + +COBJS := sys_eeprom.o \ + pixis.o \ + pq-mds-pib.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/common/pixis.c b/board/freescale/common/pixis.c index 99cc2ee..fd99a93 100644 --- a/board/freescale/common/pixis.c +++ b/board/freescale/common/pixis.c @@ -25,8 +25,9 @@ #include <common.h> #include <command.h> #include <watchdog.h> -#include <asm/cache.h> +#ifdef CONFIG_FSL_PIXIS +#include <asm/cache.h> #include "pixis.h" @@ -470,3 +471,4 @@ U_BOOT_CMD( " pixis_reset altbank cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>\n" " pixis_reset cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio>\n" ); +#endif /* CONFIG_FSL_PIXIS */ diff --git a/board/freescale/common/pq-mds-pib.c b/board/freescale/common/pq-mds-pib.c new file mode 100644 index 0000000..d79f2eb --- /dev/null +++ b/board/freescale/common/pq-mds-pib.c @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * + * Tony Li <tony.li@freescale.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation; + */ + +#include <common.h> +#include <i2c.h> +#include <asm/io.h> + +#ifdef CONFIG_PQ_MDS_PIB + +#include "pq-mds-pib.h" + +int pib_init(void) +{ + u8 val8; + u8 orig_i2c_bus; + + /* Switch temporarily to I2C bus #2 */ + orig_i2c_bus = i2c_get_bus_num(); + i2c_set_bus_num(1); + + val8 = 0; +#if defined(CONFIG_PCI) && !defined(CONFIG_PCISLAVE) + /* Assign PIB PMC slot to desired PCI bus */ + i2c_write(0x23, 0x6, 1, &val8, 1); + i2c_write(0x23, 0x7, 1, &val8, 1); + val8 = 0xff; + i2c_write(0x23, 0x2, 1, &val8, 1); + i2c_write(0x23, 0x3, 1, &val8, 1); + + val8 = 0; + i2c_write(0x26, 0x6, 1, &val8, 1); + val8 = 0x34; + i2c_write(0x26, 0x7, 1, &val8, 1); +#if defined(CONFIG_MPC832XEMDS) + val8 = 0xf9; /* PMC2, PMC3 slot to PCI bus */ +#else + val8 = 0xf3; /* PMC1, PMC2, PMC3 slot to PCI bus */ +#endif + i2c_write(0x26, 0x2, 1, &val8, 1); + val8 = 0xff; + i2c_write(0x26, 0x3, 1, &val8, 1); + + val8 = 0; + i2c_write(0x27, 0x6, 1, &val8, 1); + i2c_write(0x27, 0x7, 1, &val8, 1); + val8 = 0xff; + i2c_write(0x27, 0x2, 1, &val8, 1); + val8 = 0xef; + i2c_write(0x27, 0x3, 1, &val8, 1); + + eieio(); + +#if defined(CONFIG_MPC832XEMDS) + printf("PCI 32bit bus on PMC2 &PMC3\n"); +#else + printf("PCI 32bit bus on PMC1 & PMC2 &PMC3\n"); +#endif +#endif + +#if defined(CONFIG_PQ_MDS_PIB_ATM) +#if defined(CONFIG_MPC8360EMDS) + val8 = 0; + i2c_write(0x20, 0x6, 1, &val8, 1); + i2c_write(0x20, 0x7, 1, &val8, 1); + + val8 = 0xdf; + i2c_write(0x20, 0x2, 1, &val8, 1); + val8 = 0xf7; + i2c_write(0x20, 0x3, 1, &val8, 1); + + eieio(); + + printf("QOC3 ATM card on PMC0\n"); +#elif defined(CONFIG_MPC832XEMDS) + val = 0; + i2c_write(0x26, 0x7, 1, &val, 1); + val = 0xf7; + i2c_write(0x26, 0x3, 1, &val, 1); + + val = 0; + i2c_write(0x21, 0x6, 1, &val, 1); + i2c_write(0x21, 0x7, 1, &val, 1); + + val = 0xdf; + i2c_write(0x21, 0x2, 1, &val, 1); + val = 0xef; + i2c_write(0x21, 0x3, 1, &val, 1); + + eieio(); + + printf("QOC3 ATM card on PMC1\n"); +#endif +#endif + /* Reset to original I2C bus */ + i2c_set_bus_num(orig_i2c_bus); + return 0; +} +#endif /* CONFIG_PQ_MDS_PIB */ diff --git a/board/freescale/common/pq-mds-pib.h b/board/freescale/common/pq-mds-pib.h new file mode 100644 index 0000000..67066fd --- /dev/null +++ b/board/freescale/common/pq-mds-pib.h @@ -0,0 +1,9 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation; + */ + +extern int pib_init(void); diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c new file mode 100644 index 0000000..7bc663b --- /dev/null +++ b/board/freescale/common/sys_eeprom.c @@ -0,0 +1,256 @@ +/* + * Copyright 2006 Freescale Semiconductor + * York Sun (yorksun@freescale.com) + * Haiying Wang (haiying.wang@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 <common.h> +#include <command.h> +#include <i2c.h> +#include <linux/ctype.h> + +#ifdef CFG_ID_EEPROM +typedef struct { + unsigned char id[4]; /* 0x0000 - 0x0003 */ + unsigned char sn[12]; /* 0x0004 - 0x000F */ + unsigned char errata[5]; /* 0x0010 - 0x0014 */ + unsigned char date[7]; /* 0x0015 - 0x001a */ + unsigned char res_1[37]; /* 0x001b - 0x003f */ + unsigned char tab_size; /* 0x0040 */ + unsigned char tab_flag; /* 0x0041 */ + unsigned char mac[8][6]; /* 0x0042 - 0x0071 */ + unsigned char res_2[126]; /* 0x0072 - 0x00ef */ + unsigned int crc; /* 0x00f0 - 0x00f3 crc32 checksum */ +} EEPROM_data; + +static EEPROM_data mac_data; + +int mac_show(void) +{ + int i; + unsigned char ethaddr[8][18]; + + printf("ID %c%c%c%c\n", + mac_data.id[0], + mac_data.id[1], + mac_data.id[2], + mac_data.id[3]); + printf("Errata %c%c%c%c%c\n", + mac_data.errata[0], + mac_data.errata[1], + mac_data.errata[2], + mac_data.errata[3], + mac_data.errata[4]); + printf("Date %c%c%c%c%c%c%c\n", + mac_data.date[0], + mac_data.date[1], + mac_data.date[2], + mac_data.date[3], + mac_data.date[4], + mac_data.date[5], + mac_data.date[6]); + for (i = 0; i < 8; i++) { + sprintf((char *)ethaddr[i], + "%02x:%02x:%02x:%02x:%02x:%02x", + mac_data.mac[i][0], + mac_data.mac[i][1], + mac_data.mac[i][2], + mac_data.mac[i][3], + mac_data.mac[i][4], + mac_data.mac[i][5]); + printf("MAC %d %s\n", i, ethaddr[i]); + } + + setenv("ethaddr", (char *)ethaddr[0]); + setenv("eth1addr", (char *)ethaddr[1]); + setenv("eth2addr", (char *)ethaddr[2]); + setenv("eth3addr", (char *)ethaddr[3]); + + return 0; +} + +int mac_read(void) +{ + int ret, length; + unsigned int crc = 0; + unsigned char dev = ID_EEPROM_ADDR, *data; + + length = sizeof(EEPROM_data); + ret = i2c_read(dev, 0, 1, (unsigned char *)(&mac_data), length); + if (ret) { + printf("Read failed.\n"); + return -1; + } + + data = (unsigned char *)(&mac_data); + printf("Check CRC on reading ..."); + crc = crc32(crc, data, length - 4); + if (crc != mac_data.crc) { + printf("CRC checksum is invalid, in EEPROM CRC is %x, calculated CRC is %x\n", + mac_data.crc, crc); + return -1; + } else { + printf("CRC OK\n"); + mac_show(); + } + return 0; +} + +int mac_prog(void) +{ + int ret, i, length; + unsigned int crc = 0; + unsigned char dev = ID_EEPROM_ADDR, *ptr; + unsigned char *eeprom_data = (unsigned char *)(&mac_data); + + for (i = 0; i < sizeof(mac_data.res_1); i++) + mac_data.res_1[i] = 0; + for (i = 0; i < sizeof(mac_data.res_2); i++) + mac_data.res_2[i] = 0; + length = sizeof(EEPROM_data); + crc = crc32(crc, eeprom_data, length - 4); + mac_data.crc = crc; + for (i = 0, ptr = eeprom_data; i < length; i += 8, ptr += 8) { + ret = + i2c_write(dev, i, 1, ptr, + (length - i) < 8 ? (length - i) : 8); + udelay(5000); /* 5ms write cycle timing */ + if (ret) + break; + } + if (ret) { + printf("Programming failed.\n"); + return -1; + } else { + printf("Programming %d bytes. Reading back ...\n", length); + mac_read(); + } + return 0; +} + +int do_mac(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + int i; + char cmd = 's'; + unsigned long long mac_val; + + if (i2c_probe(ID_EEPROM_ADDR) != 0) + return -1; + + if (argc > 1) { + cmd = argv[1][0]; + switch (cmd) { + case 'r': /* display */ + mac_read(); + break; + case 's': /* save */ + mac_prog(); + break; + case 'i': /* id */ + for (i = 0; i < 4; i++) { + mac_data.id[i] = argv[2][i]; + } + break; + case 'n': /* serial number */ + for (i = 0; i < 12; i++) { + mac_data.sn[i] = argv[2][i]; + } + break; + case 'e': /* errata */ + for (i = 0; i < 5; i++) { + mac_data.errata[i] = argv[2][i]; + } + break; + case 'd': /* date */ + for (i = 0; i < 7; i++) { + mac_data.date[i] = argv[2][i]; + } + break; + case 'p': /* number of ports */ + mac_data.tab_size = + (unsigned char)simple_strtoul(argv[2], NULL, 16); + break; + case '0': /* mac 0 */ + case '1': /* mac 1 */ + case '2': /* mac 2 */ + case '3': /* mac 3 */ + case '4': /* mac 4 */ + case '5': /* mac 5 */ + case '6': /* mac 6 */ + case '7': /* mac 7 */ + mac_val = simple_strtoull(argv[2], NULL, 16); + for (i = 0; i < 6; i++) { + mac_data.mac[cmd - '0'][i] = + *((unsigned char *) + (((unsigned int)(&mac_val)) + i + 2)); + } + break; + case 'h': /* help */ + default: + printf("Usage:\n%s\n", cmdtp->usage); + break; + } + } else { + mac_show(); + } + return 0; +} + +int mac_read_from_eeprom(void) +{ + int length, i; + unsigned char dev = ID_EEPROM_ADDR; + unsigned char *data; + unsigned char ethaddr[4][18]; + unsigned char enetvar[32]; + unsigned int crc = 0; + + length = sizeof(EEPROM_data); + if (i2c_read(dev, 0, 1, (unsigned char *)(&mac_data), length)) { + printf("Read failed.\n"); + return -1; + } + + data = (unsigned char *)(&mac_data); + crc = crc32(crc, data, length - 4); + if (crc != mac_data.crc) { + return -1; + } else { + for (i = 0; i < 4; i++) { + if (memcmp(&mac_data.mac[i], "\0\0\0\0\0\0", 6)) { + sprintf((char *)ethaddr[i], + "%02x:%02x:%02x:%02x:%02x:%02x", + mac_data.mac[i][0], + mac_data.mac[i][1], + mac_data.mac[i][2], + mac_data.mac[i][3], + mac_data.mac[i][4], + mac_data.mac[i][5]); + sprintf((char *)enetvar, + i ? "eth%daddr" : "ethaddr", + i); + setenv((char *)enetvar, (char *)ethaddr[i]); + } + } + } + return 0; +} +#endif /* CFG_ID_EEPROM */ |