diff options
Diffstat (limited to 'board/freescale/m54451evb')
| -rw-r--r-- | board/freescale/m54451evb/Makefile | 2 | ||||
| -rw-r--r-- | board/freescale/m54451evb/m54451evb.c | 28 | ||||
| -rw-r--r-- | board/freescale/m54451evb/mii.c | 303 | ||||
| -rw-r--r-- | board/freescale/m54451evb/u-boot.spa | 2 | ||||
| -rw-r--r-- | board/freescale/m54451evb/u-boot.stm | 2 |
5 files changed, 17 insertions, 320 deletions
diff --git a/board/freescale/m54451evb/Makefile b/board/freescale/m54451evb/Makefile index 74c2528..981763d 100644 --- a/board/freescale/m54451evb/Makefile +++ b/board/freescale/m54451evb/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS = $(BOARD).o mii.o +COBJS = $(BOARD).o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/freescale/m54451evb/m54451evb.c b/board/freescale/m54451evb/m54451evb.c index 768f40b..088c8c4 100644 --- a/board/freescale/m54451evb/m54451evb.c +++ b/board/freescale/m54451evb/m54451evb.c @@ -49,16 +49,16 @@ phys_size_t initdram(int board_type) * Serial Boot: The dram is already initialized in start.S * only require to return DRAM size */ - dramsize = CFG_SDRAM_SIZE * 0x100000; + dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000; #else volatile sdramc_t *sdram = (volatile sdramc_t *)(MMAP_SDRAM); volatile gpio_t *gpio = (volatile gpio_t *)(MMAP_GPIO); u32 i; - dramsize = CFG_SDRAM_SIZE * 0x100000; + dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000; - if ((sdram->sdcfg1 == CFG_SDRAM_CFG1) && - (sdram->sdcfg2 == CFG_SDRAM_CFG2)) + if ((sdram->sdcfg1 == CONFIG_SYS_SDRAM_CFG1) && + (sdram->sdcfg2 == CONFIG_SYS_SDRAM_CFG2)) return dramsize; for (i = 0x13; i < 0x20; i++) { @@ -67,32 +67,32 @@ phys_size_t initdram(int board_type) } i--; - gpio->mscr_sdram = CFG_SDRAM_DRV_STRENGTH; + gpio->mscr_sdram = CONFIG_SYS_SDRAM_DRV_STRENGTH; - sdram->sdcs0 = (CFG_SDRAM_BASE | i); + sdram->sdcs0 = (CONFIG_SYS_SDRAM_BASE | i); - sdram->sdcfg1 = CFG_SDRAM_CFG1; - sdram->sdcfg2 = CFG_SDRAM_CFG2; + sdram->sdcfg1 = CONFIG_SYS_SDRAM_CFG1; + sdram->sdcfg2 = CONFIG_SYS_SDRAM_CFG2; udelay(200); /* Issue PALL */ - sdram->sdcr = CFG_SDRAM_CTRL | 2; + sdram->sdcr = CONFIG_SYS_SDRAM_CTRL | 2; __asm__("nop"); /* Perform two refresh cycles */ - sdram->sdcr = CFG_SDRAM_CTRL | 4; + sdram->sdcr = CONFIG_SYS_SDRAM_CTRL | 4; __asm__("nop"); - sdram->sdcr = CFG_SDRAM_CTRL | 4; + sdram->sdcr = CONFIG_SYS_SDRAM_CTRL | 4; __asm__("nop"); /* Issue LEMR */ - sdram->sdmr = CFG_SDRAM_MODE; + sdram->sdmr = CONFIG_SYS_SDRAM_MODE; __asm__("nop"); - sdram->sdmr = CFG_SDRAM_EMOD; + sdram->sdmr = CONFIG_SYS_SDRAM_EMOD; __asm__("nop"); - sdram->sdcr = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000000; + sdram->sdcr = (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000000; udelay(100); #endif diff --git a/board/freescale/m54451evb/mii.c b/board/freescale/m54451evb/mii.c deleted file mode 100644 index 5a4330c..0000000 --- a/board/freescale/m54451evb/mii.c +++ /dev/null @@ -1,303 +0,0 @@ -/* - * Copyright (C) 2004-2007 Freescale Semiconductor, 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 <common.h> -#include <asm/fec.h> -#include <asm/immap.h> - -#include <config.h> -#include <net.h> - -DECLARE_GLOBAL_DATA_PTR; - -#if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI) -#undef MII_DEBUG -#undef ET_DEBUG - -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - struct fec_info_s *info = (struct fec_info_s *)dev->priv; - - if (setclear) { - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); - - if (info->iobase == CFG_FEC0_IOBASE) - gpio->par_fec |= GPIO_PAR_FEC_FEC0_RMII_GPIO; - else - gpio->par_fec |= GPIO_PAR_FEC_FEC1_RMII_ATA; - } else { - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); - - if (info->iobase == CFG_FEC0_IOBASE) - gpio->par_fec &= GPIO_PAR_FEC_FEC0_MASK; - else - gpio->par_fec &= GPIO_PAR_FEC_FEC1_MASK; - } - return 0; -} - -#if defined(CFG_DISCOVER_PHY) || defined(CONFIG_CMD_MII) -#include <miiphy.h> - -/* Make MII read/write commands for the FEC. */ -#define mk_mii_read(ADDR, REG) (0x60020000 | ((ADDR << 23) | (REG & 0x1f) << 18)) - -#define mk_mii_write(ADDR, REG, VAL) (0x50020000 | ((ADDR << 23) | (REG & 0x1f) << 18) | (VAL & 0xffff)) - -/* PHY identification */ -#define PHY_ID_KSZ8041NL 0x00221512 -#define STR_ID_KSZ8041NL "KSZ8041NL" - -/**************************************************************************** - * mii_init -- Initialize the MII for MII command without ethernet - * This function is a subset of eth_init - **************************************************************************** - */ -void mii_reset(struct fec_info_s *info) -{ - volatile fec_t *fecp = (fec_t *) (info->miibase); - struct eth_device *dev; - int i, miispd; - u16 rst = 0; - - dev = eth_get_dev(); - - miispd = (gd->bus_clk / 1000000) / 5; - fecp->mscr = miispd << 1; - - miiphy_write(dev->name, info->phy_addr, PHY_BMCR, PHY_BMCR_RESET); - for (i = 0; i < FEC_RESET_DELAY; ++i) { - udelay(500); - miiphy_read(dev->name, info->phy_addr, PHY_BMCR, &rst); - if ((rst & PHY_BMCR_RESET) == 0) - break; - } - if (i == FEC_RESET_DELAY) - printf("Mii reset timeout %d\n", i); -} - -/* send command to phy using mii, wait for result */ -uint mii_send(uint mii_cmd) -{ - struct fec_info_s *info; - struct eth_device *dev; - volatile fec_t *ep; - uint mii_reply; - int j = 0; - - /* retrieve from register structure */ - dev = eth_get_dev(); - info = dev->priv; - - ep = (fec_t *) info->miibase; - - ep->mmfr = mii_cmd; /* command to phy */ - - /* wait for mii complete */ - while (!(ep->eir & FEC_EIR_MII) && (j < MCFFEC_TOUT_LOOP)) { - udelay(1); - j++; - } - if (j >= MCFFEC_TOUT_LOOP) { - printf("MII not complete\n"); - return -1; - } - - mii_reply = ep->mmfr; /* result from phy */ - ep->eir = FEC_EIR_MII; /* clear MII complete */ -#ifdef ET_DEBUG - printf("%s[%d] %s: sent=0x%8.8x, reply=0x%8.8x\n", - __FILE__, __LINE__, __FUNCTION__, mii_cmd, mii_reply); -#endif - - return (mii_reply & 0xffff); /* data read from phy */ -} -#endif /* CFG_DISCOVER_PHY || (CONFIG_MII) */ - -#if defined(CFG_DISCOVER_PHY) -int mii_discover_phy(struct eth_device *dev) -{ -#define MAX_PHY_PASSES 11 - struct fec_info_s *info = dev->priv; - int phyaddr, pass; - uint phyno, phytype; - - if (info->phyname_init) - return info->phy_addr; - - phyaddr = -1; /* didn't find a PHY yet */ - for (pass = 1; pass <= MAX_PHY_PASSES && phyaddr < 0; ++pass) { - if (pass > 1) { - /* PHY may need more time to recover from reset. - * The LXT970 needs 50ms typical, no maximum is - * specified, so wait 10ms before try again. - * With 11 passes this gives it 100ms to wake up. - */ - udelay(10000); /* wait 10ms */ - } - - for (phyno = 0; phyno < 32 && phyaddr < 0; ++phyno) { - - phytype = mii_send(mk_mii_read(phyno, PHY_PHYIDR1)); -#ifdef ET_DEBUG - printf("PHY type 0x%x pass %d type\n", phytype, pass); -#endif - if (phytype != 0xffff) { - phyaddr = phyno; - phytype <<= 16; - phytype |= - mii_send(mk_mii_read(phyno, PHY_PHYIDR2)); - - switch (phytype & 0xffffffff) { - case PHY_ID_KSZ8041NL: - strcpy(info->phy_name, - STR_ID_KSZ8041NL); - info->phyname_init = 1; - break; - default: - strcpy(info->phy_name, "unknown"); - info->phyname_init = 1; - break; - } - -#ifdef ET_DEBUG - printf("PHY @ 0x%x pass %d type ", phyno, pass); - switch (phytype & 0xffffffff) { - case PHY_ID_KSZ8041NL: - printf(STR_ID_KSZ8041NL); - break; - default: - printf("0x%08x\n", phytype); - break; - } -#endif - } - } - } - if (phyaddr < 0) - printf("No PHY device found.\n"); - - return phyaddr; -} -#endif /* CFG_DISCOVER_PHY */ - -void mii_init(void) __attribute__ ((weak, alias("__mii_init"))); - -void __mii_init(void) -{ - volatile fec_t *fecp; - struct fec_info_s *info; - struct eth_device *dev; - int miispd = 0, i = 0; - u16 autoneg = 0; - - /* retrieve from register structure */ - dev = eth_get_dev(); - info = dev->priv; - - fecp = (fec_t *) info->miibase; - - /* We use strictly polling mode only */ - fecp->eimr = 0; - - /* Clear any pending interrupt */ - fecp->eir = 0xffffffff; - - /* Set MII speed */ - miispd = (gd->bus_clk / 1000000) / 5; - fecp->mscr = miispd << 1; - - info->phy_addr = mii_discover_phy(dev); - -#define AUTONEGLINK (PHY_BMSR_AUTN_COMP | PHY_BMSR_LS) - while (i < MCFFEC_TOUT_LOOP) { - autoneg = 0; - miiphy_read(dev->name, info->phy_addr, PHY_BMSR, &autoneg); - i++; - - if ((autoneg & AUTONEGLINK) == AUTONEGLINK) - break; - - udelay(500); - } - if (i >= MCFFEC_TOUT_LOOP) { - printf("Auto Negotiation not complete\n"); - } - - /* adapt to the half/full speed settings */ - info->dup_spd = miiphy_duplex(dev->name, info->phy_addr) << 16; - info->dup_spd |= miiphy_speed(dev->name, info->phy_addr); -} - -/***************************************************************************** - * Read and write a MII PHY register, routines used by MII Utilities - * - * FIXME: These routines are expected to return 0 on success, but mii_send - * does _not_ return an error code. Maybe 0xFFFF means error, i.e. - * no PHY connected... - * For now always return 0. - * FIXME: These routines only work after calling eth_init() at least once! - * Otherwise they hang in mii_send() !!! Sorry! - *****************************************************************************/ - -int mcffec_miiphy_read(char *devname, unsigned char addr, unsigned char reg, - unsigned short *value) -{ - short rdreg; /* register working value */ - -#ifdef MII_DEBUG - printf("miiphy_read(0x%x) @ 0x%x = ", reg, addr); -#endif - rdreg = mii_send(mk_mii_read(addr, reg)); - - *value = rdreg; - -#ifdef MII_DEBUG - printf("0x%04x\n", *value); -#endif - - return 0; -} - -int mcffec_miiphy_write(char *devname, unsigned char addr, unsigned char reg, - unsigned short value) -{ - short rdreg; /* register working value */ - -#ifdef MII_DEBUG - printf("miiphy_write(0x%x) @ 0x%x = ", reg, addr); -#endif - - rdreg = mii_send(mk_mii_write(addr, reg, value)); - -#ifdef MII_DEBUG - printf("0x%04x\n", value); -#endif - - return 0; -} - -#endif /* CONFIG_CMD_NET, FEC_ENET & NET_MULTI */ diff --git a/board/freescale/m54451evb/u-boot.spa b/board/freescale/m54451evb/u-boot.spa index 22c6048..08e184c 100644 --- a/board/freescale/m54451evb/u-boot.spa +++ b/board/freescale/m54451evb/u-boot.spa @@ -62,7 +62,7 @@ SECTIONS lib_generic/zlib.o (.text) . = DEFINED(env_offset) ? env_offset : .; - common/environment.o (.text) + common/env_embedded.o (.text) *(.text) *(.fixup) diff --git a/board/freescale/m54451evb/u-boot.stm b/board/freescale/m54451evb/u-boot.stm index 0752e27..e9eac67 100644 --- a/board/freescale/m54451evb/u-boot.stm +++ b/board/freescale/m54451evb/u-boot.stm @@ -68,7 +68,7 @@ SECTIONS board/freescale/m54455evb/m54455evb.o (.text) . = DEFINED(env_offset) ? env_offset : .; - common/environment.o (.text) + common/env_embedded.o (.text) */ *(.text) *(.fixup) |