The MPC837xEMDS board support: * DDR2 400MHz hardcoded and SPD init * Local bus NOR Flash * I2C, UART, MII and RTC * eTSEC RGMII * PCI host

Signed-off-by: Dave Liu daveliu@freescale.com --- Makefile | 10 + board/freescale/mpc837xemds/Makefile | 50 +++ board/freescale/mpc837xemds/config.mk | 28 ++ board/freescale/mpc837xemds/mpc837xemds.c | 144 +++++++ board/freescale/mpc837xemds/pci.c | 65 +++ cpu/mpc83xx/cpu_init.c | 6 +- cpu/mpc83xx/spd_sdram.c | 7 +- drivers/tsec.c | 10 + include/configs/MPC837XEMDS.h | 605 +++++++++++++++++++++++++++++ 9 files changed, 922 insertions(+), 3 deletions(-) create mode 100644 board/freescale/mpc837xemds/Makefile create mode 100644 board/freescale/mpc837xemds/config.mk create mode 100644 board/freescale/mpc837xemds/mpc837xemds.c create mode 100644 board/freescale/mpc837xemds/pci.c create mode 100644 include/configs/MPC837XEMDS.h

diff --git a/Makefile b/Makefile index 85885b1..f33302f 100644 --- a/Makefile +++ b/Makefile @@ -1829,6 +1829,16 @@ MPC8360EMDS_SLAVE_config: unconfig fi ; @$(MKCONFIG) -a MPC8360EMDS ppc mpc83xx mpc8360emds freescale

+MPC837XEMDS_config \ +MPC837XEMDS_HOST_config: unconfig + @mkdir -p $(obj)include + @echo "" >$(obj)include/config.h ; \ + if [ "$(findstring _HOST_,$@)" ] ; then \ + echo -n "... PCI HOST " ; \ + echo "#define CONFIG_PCI" >>$(obj)include/config.h ; \ + fi ; + @$(MKCONFIG) -a MPC837XEMDS ppc mpc83xx mpc837xemds freescale + sbc8349_config: unconfig @$(MKCONFIG) $(@:_config=) ppc mpc83xx sbc8349

diff --git a/board/freescale/mpc837xemds/Makefile b/board/freescale/mpc837xemds/Makefile new file mode 100644 index 0000000..5ec7a87 --- /dev/null +++ b/board/freescale/mpc837xemds/Makefile @@ -0,0 +1,50 @@ +# +# (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 + +LIB = $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o pci.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/mpc837xemds/config.mk b/board/freescale/mpc837xemds/config.mk new file mode 100644 index 0000000..63c5fc3 --- /dev/null +++ b/board/freescale/mpc837xemds/config.mk @@ -0,0 +1,28 @@ +# +# (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 +# + +# +# MPC837xEMDS +# + +TEXT_BASE = 0xFE000000 diff --git a/board/freescale/mpc837xemds/mpc837xemds.c b/board/freescale/mpc837xemds/mpc837xemds.c new file mode 100644 index 0000000..0e4ec02 --- /dev/null +++ b/board/freescale/mpc837xemds/mpc837xemds.c @@ -0,0 +1,144 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * Dave Liu daveliu@freescale.com + * + * CREDITS: Kim Phillips contribute to LIBFDT code + * + * 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. + */ + +#include <common.h> +#include <i2c.h> +#include <spd.h> +#if defined(CONFIG_SPD_EEPROM) +#include <spd_sdram.h> +#endif +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#elif defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#endif +#if defined(CONFIG_PQ_MDS_PIB) +#include "../common/pq-mds-pib.h" +#endif + +int board_early_init_f(void) +{ + u8 *bcsr = (u8 *)CFG_BCSR; + + /* Enable flash write */ + bcsr[0x9] &= ~0x04; + /* Clear all of the interrupt of BCSR */ + bcsr[0xe] = 0xff; + + return 0; +} + +int board_early_init_r(void) +{ +#ifdef CONFIG_PQ_MDS_PIB + pib_init(); +#endif + return 0; +} + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) +extern void ddr_enable_ecc(unsigned int dram_size); +#endif +int fixed_sdram(void); + +long int initdram(int board_type) +{ + volatile immap_t *im = (immap_t *) CFG_IMMR; + u32 msize = 0; + + if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im) + return -1; + +#if defined(CONFIG_SPD_EEPROM) + msize = spd_sdram(); +#else + msize = fixed_sdram(); +#endif + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC) + /* Initialize DDR ECC byte */ + ddr_enable_ecc(msize * 1024 * 1024); +#endif + + /* return total bus DDR size(bytes) */ + return (msize * 1024 * 1024); +} + +#if !defined(CONFIG_SPD_EEPROM) +/************************************************************************* + * fixed sdram init -- doesn't use serial presence detect. + ************************************************************************/ +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *) CFG_IMMR; + u32 msize = CFG_DDR_SIZE * 1024 * 1024; + u32 msize_log2 = __ilog2(msize); + + im->sysconf.ddrlaw[0].bar = CFG_DDR_SDRAM_BASE >> 12; + im->sysconf.ddrlaw[0].ar = LBLAWAR_EN | (msize_log2 - 1); + +#if (CFG_DDR_SIZE != 512) +#warning Currenly any ddr size other than 512 is not supported +#endif + im->sysconf.ddrcdr = CFG_DDRCDR_VALUE; + udelay(50000); + + im->ddr.sdram_clk_cntl = CFG_DDR_SDRAM_CLK_CNTL; + udelay(1000); + + im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS; + im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG; + udelay(1000); + + im->ddr.timing_cfg_0 = CFG_DDR_TIMING_0; + im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; + im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; + im->ddr.timing_cfg_3 = CFG_DDR_TIMING_3; + im->ddr.sdram_cfg = CFG_DDR_SDRAM_CFG; + im->ddr.sdram_cfg2 = CFG_DDR_SDRAM_CFG2; + im->ddr.sdram_mode = CFG_DDR_MODE; + im->ddr.sdram_mode2 = CFG_DDR_MODE2; + im->ddr.sdram_interval = CFG_DDR_INTERVAL; + __asm__ __volatile__("sync"); + udelay(1000); + + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + udelay(2000); + return CFG_DDR_SIZE; +} +#endif /*!CFG_SPD_EEPROM */ + +int checkboard(void) +{ + puts("Board: Freescale MPC837xEMDS\n"); + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ +#if defined(CONFIG_OF_FLAT_TREE) + u32 *p; + int len; + + p = ft_get_prop(blob, "/memory/reg", &len); + if (p != NULL) { + *p++ = cpu_to_be32(bd->bi_memstart); + *p = cpu_to_be32(bd->bi_memsize); + } +#endif + ft_cpu_setup(blob, bd); +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif +} +#endif /* CONFIG_OF_BOARD_SETUP */ diff --git a/board/freescale/mpc837xemds/pci.c b/board/freescale/mpc837xemds/pci.c new file mode 100644 index 0000000..ab90979 --- /dev/null +++ b/board/freescale/mpc837xemds/pci.c @@ -0,0 +1,65 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * + * 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. + */ + +#include <asm/mmu.h> +#include <asm/io.h> +#include <common.h> +#include <mpc83xx.h> +#include <pci.h> +#include <i2c.h> +#include <asm/fsl_i2c.h> + +#if defined(CONFIG_PCI) +static struct pci_region pci_regions[] = { + { + bus_start: CFG_PCI_MEM_BASE, + phys_start: CFG_PCI_MEM_PHYS, + size: CFG_PCI_MEM_SIZE, + flags: PCI_REGION_MEM | PCI_REGION_PREFETCH + }, + { + bus_start: CFG_PCI_MMIO_BASE, + phys_start: CFG_PCI_MMIO_PHYS, + size: CFG_PCI_MMIO_SIZE, + flags: PCI_REGION_MEM + }, + { + bus_start: CFG_PCI_IO_BASE, + phys_start: CFG_PCI_IO_PHYS, + size: CFG_PCI_IO_SIZE, + flags: PCI_REGION_IO + } +}; + +void pci_init_board(void) +{ + volatile immap_t *immr = (volatile immap_t *)CFG_IMMR; + volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; + volatile law83xx_t *pci_law = immr->sysconf.pcilaw; + struct pci_region *reg[] = { pci_regions }; + + /* Enable all 5 PCI_CLK_OUTPUTS */ + clk->occr |= 0xf8000000; + udelay(2000); + + /* Configure PCI Local Access Windows */ + pci_law[0].bar = CFG_PCI_MEM_PHYS & LAWBAR_BAR; + pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB; + + pci_law[1].bar = CFG_PCI_IO_PHYS & LAWBAR_BAR; + pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; + + udelay(2000); + + mpc83xx_pci_init(1, reg, 0); +} +#endif /* CONFIG_PCI */ diff --git a/cpu/mpc83xx/cpu_init.c b/cpu/mpc83xx/cpu_init.c index 7224979..2b92be0 100644 --- a/cpu/mpc83xx/cpu_init.c +++ b/cpu/mpc83xx/cpu_init.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004-2006 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -155,6 +155,10 @@ void cpu_init_f (volatile immap_t * im) #ifdef CFG_DDRCDR im->sysconf.ddrcdr = CFG_DDRCDR; #endif + /* Output buffer impedance register */ +#ifdef CFG_OBIR + im->sysconf.obir = CFG_OBIR; +#endif

#ifdef CONFIG_QE /* Config QE ioports */ diff --git a/cpu/mpc83xx/spd_sdram.c b/cpu/mpc83xx/spd_sdram.c index ee2d038..29dd470 100644 --- a/cpu/mpc83xx/spd_sdram.c +++ b/cpu/mpc83xx/spd_sdram.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2006 Freescale Semiconductor, Inc. + * (C) Copyright 2006-2007 Freescale Semiconductor, Inc. * * (C) Copyright 2006 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -198,6 +198,7 @@ long int spd_sdram() if(spd.mem_type == SPD_MEMTYPE_DDR2) { immap->sysconf.ddrcdr = CFG_DDRCDR_VALUE; } + udelay(50000); #endif

/* @@ -576,7 +577,7 @@ long int spd_sdram() if (effective_data_rate == 266 || effective_data_rate == 333) { cpo = 0x7; /* READ_LAT + 5/4 */ } else if (effective_data_rate == 400) { - cpo = 0x9; /* READ_LAT + 7/4 */ + cpo = 0x7; /* READ_LAT + 5/4 */ } else { /* Automatic calibration */ cpo = 0x1f; @@ -705,9 +706,11 @@ long int spd_sdram() * SDRAM Cfg 2 */ odt_cfg = 0; +#ifndef CONFIG_NEVER_ASSERT_ODT_TO_CPU if (odt_rd_cfg | odt_wr_cfg) { odt_cfg = 0x2; /* ODT to IOs during reads */ } +#endif if (spd.mem_type == SPD_MEMTYPE_DDR2) { ddr->sdram_cfg2 = (0 | (0 << 26) /* True DQS */ diff --git a/drivers/tsec.c b/drivers/tsec.c index 4ff3339..8426857 100644 --- a/drivers/tsec.c +++ b/drivers/tsec.c @@ -671,6 +671,15 @@ uint mii_cis8204_setmode(uint mii_reg, struct tsec_private * priv) return MIIM_CIS8204_EPHYCON_INIT; }

+uint mii_m88e1111s_setmode(uint mii_reg, struct tsec_private *priv) +{ + uint mii_data = read_phy_reg(priv, mii_reg); + + if (priv->flags & TSEC_REDUCED) + mii_data = (mii_data & 0xfff0) | 0x000b; + return mii_data; +} + /* Initialized required registers to appropriate values, zeroing * those we don't care about (unless zero is bad, in which case, * choose a more appropriate value) @@ -1030,6 +1039,7 @@ struct phy_info phy_info_M88E1111S = { (struct phy_cmd[]){ /* config */ /* Reset and configure the PHY */ {MIIM_CONTROL, MIIM_CONTROL_RESET, NULL}, + {0x1b, 0x848f, &mii_m88e1111s_setmode}, {0x14, 0x0cd2, NULL}, /* Delay RGMII TX and RX */ {MIIM_GBIT_CONTROL, MIIM_GBIT_CONTROL_INIT, NULL}, {MIIM_ANAR, MIIM_ANAR_INIT, NULL}, diff --git a/include/configs/MPC837XEMDS.h b/include/configs/MPC837XEMDS.h new file mode 100644 index 0000000..7e34492 --- /dev/null +++ b/include/configs/MPC837XEMDS.h @@ -0,0 +1,605 @@ +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. + * Dave Liu daveliu@freescale.com + * + * 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 + +#undef DEBUG + +/* + * High Level Configuration Options + */ +#define CONFIG_E300 1 /* E300 family */ +#define CONFIG_MPC83XX 1 /* MPC83XX family */ +#define CONFIG_MPC837X 1 /* MPC837X CPU specific */ +#define CONFIG_MPC837XEMDS 1 /* MPC837XEMDS board specific */ + +/* + * System Clock Setup + */ +#ifdef CONFIG_PCISLAVE +#define CONFIG_83XX_PCICLK 66000000 /* in HZ */ +#else +#define CONFIG_83XX_CLKIN 66000000 /* in Hz */ +#endif + +#ifndef CONFIG_SYS_CLK_FREQ +#define CONFIG_SYS_CLK_FREQ 66000000 +#endif + +/* + * Hardware Reset Configuration Word + * if CLKIN is 66MHz, then + * CSB = 396MHz, CORE = 594MHz, DDRC = 396MHz, LBC = 396MHz + */ +#define CFG_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_SVCOD_DIV_2 |\ + HRCWL_CSB_TO_CLKIN_6X1 |\ + HRCWL_CORE_TO_CSB_1_5X1) + +#ifdef CONFIG_PCISLAVE +#define CFG_HRCW_HIGH (\ + HRCWH_PCI_AGENT |\ + HRCWH_PCI1_ARBITER_DISABLE |\ + HRCWH_CORE_ENABLE |\ + HRCWH_FROM_0XFFF00100 |\ + HRCWH_BOOTSEQ_DISABLE |\ + HRCWH_SW_WATCHDOG_DISABLE |\ + HRCWH_ROM_LOC_LOCAL_16BIT |\ + HRCWH_RL_EXT_LEGACY |\ + HRCWH_TSEC1M_IN_RGMII |\ + HRCWH_TSEC2M_IN_RGMII |\ + HRCWH_BIG_ENDIAN |\ + HRCWH_LDP_CLEAR) +#else +#define CFG_HRCW_HIGH (\ + HRCWH_PCI_HOST |\ + HRCWH_PCI1_ARBITER_ENABLE |\ + HRCWH_CORE_ENABLE |\ + HRCWH_FROM_0X00000100 |\ + HRCWH_BOOTSEQ_DISABLE |\ + HRCWH_SW_WATCHDOG_DISABLE |\ + HRCWH_ROM_LOC_LOCAL_16BIT |\ + HRCWH_RL_EXT_LEGACY |\ + HRCWH_TSEC1M_IN_RGMII |\ + HRCWH_TSEC2M_IN_RGMII |\ + HRCWH_BIG_ENDIAN |\ + HRCWH_LDP_CLEAR) +#endif + +/* + * eTSEC Clock Config + */ +#define CFG_SCCR_TSEC1CM 1 /* CSB:eTSEC1 = 1:1 */ +#define CFG_SCCR_TSEC2CM 1 /* CSB:eTSEC2 = 1:1 */ + +/* + * System IO Config + */ +#define CFG_SICRH 0x00000000 +#define CFG_SICRL 0x00000000 + +/* + * Output Buffer Impedance + */ +#define CFG_OBIR 0x31100000 + +#define CONFIG_BOARD_EARLY_INIT_F /* call board_pre_init */ +#define CONFIG_BOARD_EARLY_INIT_R + +/* + * IMMR new address + */ +#define CFG_IMMR 0xE0000000 + +/* + * DDR Setup + */ +#define CFG_DDR_BASE 0x00000000 /* DDR is system memory */ +#define CFG_SDRAM_BASE CFG_DDR_BASE +#define CFG_DDR_SDRAM_BASE CFG_DDR_BASE +#define CFG_DDR_SDRAM_CLK_CNTL DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05 +#define CFG_83XX_DDR_USES_CS0 +#define CFG_DDRCDR_VALUE 0x80080001 /* ODT 150ohm on SoC */ + +#undef CONFIG_DDR_ECC /* support DDR ECC function */ +#undef CONFIG_DDR_ECC_CMD /* Use DDR ECC user commands */ + +#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */ +#define CONFIG_NEVER_ASSERT_ODT_TO_CPU /* Never assert ODT to internal IOs */ + +#if defined(CONFIG_SPD_EEPROM) +#define SPD_EEPROM_ADDRESS 0x51 /* I2C address of DDR SODIMM SPD */ +#else +/* + * Manually set up DDR parameters + * WHITE ELECTRONIC DESGGNS - W3HG64M72EEU403PD4 SO-DIMM + * consist of nine chips from SAMSUNG K4T51083QE-ZC(L)D5 + */ +#define CFG_DDR_SIZE 512 /* MB */ +#define CFG_DDR_CS0_BNDS 0x0000001f +#define CFG_DDR_CS0_CONFIG ( CSCONFIG_EN \ + | 0x00010000 /* ODT_WR to CSn */ \ + | CSCONFIG_ROW_BIT_14 | CSCONFIG_COL_BIT_10 ) + /* 0x80010202 */ +#define CFG_DDR_TIMING_3 0x00000000 +#define CFG_DDR_TIMING_0 ( ( 0 << TIMING_CFG0_RWT_SHIFT ) \ + | ( 0 << TIMING_CFG0_WRT_SHIFT ) \ + | ( 0 << TIMING_CFG0_RRT_SHIFT ) \ + | ( 0 << TIMING_CFG0_WWT_SHIFT ) \ + | ( 6 << TIMING_CFG0_ACT_PD_EXIT_SHIFT ) \ + | ( 2 << TIMING_CFG0_PRE_PD_EXIT_SHIFT ) \ + | ( 8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT ) \ + | ( 2 << TIMING_CFG0_MRS_CYC_SHIFT ) ) + /* 0x00620802 */ +#define CFG_DDR_TIMING_1 ( ( 3 << TIMING_CFG1_PRETOACT_SHIFT ) \ + | ( 9 << TIMING_CFG1_ACTTOPRE_SHIFT ) \ + | ( 3 << TIMING_CFG1_ACTTORW_SHIFT ) \ + | ( 5 << TIMING_CFG1_CASLAT_SHIFT ) \ + | (13 << TIMING_CFG1_REFREC_SHIFT ) \ + | ( 3 << TIMING_CFG1_WRREC_SHIFT ) \ + | ( 2 << TIMING_CFG1_ACTTOACT_SHIFT ) \ + | ( 2 << TIMING_CFG1_WRTORD_SHIFT ) ) + /* 0x3935d322 */ +#define CFG_DDR_TIMING_2 ( ( 2 << TIMING_CFG2_ADD_LAT_SHIFT ) \ + | ( 6 << TIMING_CFG2_CPO_SHIFT ) \ + | ( 2 << TIMING_CFG2_WR_LAT_DELAY_SHIFT ) \ + | ( 4 << TIMING_CFG2_RD_TO_PRE_SHIFT ) \ + | ( 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT ) \ + | ( 3 << TIMING_CFG2_CKE_PLS_SHIFT ) \ + | ( 8 << TIMING_CFG2_FOUR_ACT_SHIFT) ) + /* 0x231088c8 */ +#define CFG_DDR_INTERVAL ( ( 0x03E0 << SDRAM_INTERVAL_REFINT_SHIFT ) \ + | ( 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT ) ) + /* 0x03E00100 */ +#define CFG_DDR_SDRAM_CFG 0x43000000 +#define CFG_DDR_SDRAM_CFG2 0x00001000 /* 1 posted refresh */ +#define CFG_DDR_MODE ( ( 0x0450 << SDRAM_MODE_ESD_SHIFT ) \ + | ( 0x1432 << SDRAM_MODE_SD_SHIFT ) ) + /* ODT 150ohm CL=3, AL=2 on SDRAM */ +#define CFG_DDR_MODE2 0x00000000 +#endif + +/* + * Memory test + */ +#undef CFG_DRAM_TEST /* memory test, takes time */ +#define CFG_MEMTEST_START 0x00040000 /* memtest region */ +#define CFG_MEMTEST_END 0x00140000 + +/* + * The reserved memory + */ +#define CFG_MONITOR_BASE TEXT_BASE /* start of monitor */ + +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +#define CFG_RAMBOOT +#else +#undef CFG_RAMBOOT +#endif + +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ +#define CFG_MALLOC_LEN (512 * 1024) /* Reserved for malloc */ + +/* + * Initial RAM Base Address Setup + */ +#define CFG_INIT_RAM_LOCK 1 +#define CFG_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */ +#define CFG_INIT_RAM_END 0x1000 /* End of used area in RAM */ +#define CFG_GBL_DATA_SIZE 0x100 /* num bytes initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) + +/* + * Local Bus Configuration & Clock Setup + */ +#define CFG_LCRR (LCRR_DBYP | LCRR_CLKDIV_8) +#define CFG_LBC_LBCR 0x00000000 + +/* + * FLASH on the Local Bus + */ +#define CFG_FLASH_CFI /* use the Common Flash Interface */ +#define CFG_FLASH_CFI_DRIVER /* use the CFI driver */ +#define CFG_FLASH_BASE 0xFE000000 /* FLASH base address */ +#define CFG_FLASH_SIZE 32 /* max FLASH size is 32M */ + +#define CFG_LBLAWBAR0_PRELIM CFG_FLASH_BASE /* Window base at flash base */ +#define CFG_LBLAWAR0_PRELIM 0x80000018 /* 32MB window size */ + +#define CFG_BR0_PRELIM (CFG_FLASH_BASE | /* Flash Base address */ \ + (2 << BR_PS_SHIFT) | /* 16 bit port size */ \ + BR_V) /* valid */ +#define CFG_OR0_PRELIM ((~(CFG_FLASH_SIZE - 1) << 20) | OR_UPM_XAM | \ + OR_GPCM_CSNT | OR_GPCM_ACS_0b11 | OR_GPCM_XACS | OR_GPCM_SCY_15 | \ + OR_GPCM_TRLX | OR_GPCM_EHTR | OR_GPCM_EAD) + +#define CFG_MAX_FLASH_BANKS 1 /* number of banks */ +#define CFG_MAX_FLASH_SECT 256 /* max sectors per device */ + +#undef CFG_FLASH_CHECKSUM +#define CFG_FLASH_ERASE_TOUT 60000 /* Flash Erase Timeout (ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (ms) */ + +/* + * BCSR on the Local Bus + */ +#define CFG_BCSR 0xF8000000 +#define CFG_LBLAWBAR1_PRELIM CFG_BCSR /* Access window base at BCSR base */ +#define CFG_LBLAWAR1_PRELIM 0x8000000E /* Access window size 32K */ + +#define CFG_BR1_PRELIM (CFG_BCSR | 0x00000801) /* Port size=8bit, MSEL=GPCM */ +#define CFG_OR1_PRELIM 0xFFFFE9f7 /* length 32K */ + +/* + * NAND Flash on the Local Bus + */ +#define CFG_NAND_BASE 0xE0600000 /* 0xE0600000 */ +#define CFG_BR3_PRELIM ( CFG_NAND_BASE \ + | (2<<BR_DECC_SHIFT) /* Use HW ECC */ \ + | BR_PS_8 /* Port Size = 8 bit */ \ + | BR_MS_FCM /* MSEL = FCM */ \ + | BR_V ) /* valid */ +#define CFG_OR3_PRELIM ( 0xFFFF8000 /* length 32K */ \ + | OR_FCM_CSCT \ + | OR_FCM_CST \ + | OR_FCM_CHT \ + | OR_FCM_SCY_1 \ + | OR_FCM_TRLX \ + | OR_FCM_EHTR ) + /* 0xFFFF8396 */ + +#define CFG_LBLAWBAR3_PRELIM CFG_NAND_BASE +#define CFG_LBLAWAR3_PRELIM 0x8000000E /* 32KB */ + +/* + * Serial Port + */ +#define CONFIG_CONS_INDEX 1 +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE 1 +#define CFG_NS16550_CLK get_bus_freq(0) + +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200} + +#define CFG_NS16550_COM1 (CFG_IMMR+0x4500) +#define CFG_NS16550_COM2 (CFG_IMMR+0x4600) + +/* Use the HUSH parser */ +#define CFG_HUSH_PARSER +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +/* Pass open firmware flat tree */ +#define CONFIG_OF_LIBFDT 1 +#define CONFIG_OF_BOARD_SETUP 1 +#define CONFIG_OF_HAS_BD_T 1 +#define CONFIG_OF_HAS_UBOOT_ENV 1 + +#define OF_CPU "PowerPC,837x@0" +#define OF_SOC "soc837x@e0000000" +#define OF_TBCLK (bd->bi_busfreq / 4) +#define OF_STDOUT_PATH "/soc837x@e0000000/serial@4500" + +/* I2C */ +#define CONFIG_HARD_I2C /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CONFIG_FSL_I2C +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F +#define CFG_I2C_NOPROBES {0x51} /* Don't probe these addrs */ +#define CFG_I2C_OFFSET 0x3000 +#define CFG_I2C2_OFFSET 0x3100 + +/* + * Config on-board RTC + */ +#define CONFIG_RTC_DS1374 /* use ds1374 rtc via i2c */ +#define CFG_I2C_RTC_ADDR 0x68 /* at address 0x68 */ + +/* + * General PCI + * Addresses are mapped 1-1. + */ +#define CFG_PCI_MEM_BASE 0x80000000 +#define CFG_PCI_MEM_PHYS CFG_PCI_MEM_BASE +#define CFG_PCI_MEM_SIZE 0x10000000 /* 256M */ +#define CFG_PCI_MMIO_BASE 0x90000000 +#define CFG_PCI_MMIO_PHYS CFG_PCI_MMIO_BASE +#define CFG_PCI_MMIO_SIZE 0x10000000 /* 256M */ +#define CFG_PCI_IO_BASE 0xE0300000 +#define CFG_PCI_IO_PHYS 0xE0300000 +#define CFG_PCI_IO_SIZE 0x100000 /* 1M */ + +#define CFG_PCI_SLV_MEM_LOCAL CFG_SDRAM_BASE +#define CFG_PCI_SLV_MEM_BUS 0x00000000 +#define CFG_PCI_SLV_MEM_SIZE 0x80000000 + +#ifdef CONFIG_PCI +#define CONFIG_83XX_GENERIC_PCI 1 /* Use generic PCI setup */ +#define CONFIG_PQ_MDS_PIB 1 /* PQ MDS Platform IO Board */ + +#define CONFIG_NET_MULTI +#define CONFIG_PCI_PNP /* do pci plug-and-play */ + +#undef CONFIG_EEPRO100 +#undef CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ +#define CFG_PCI_SUBSYS_VENDORID 0x1957 /* Freescale */ +#endif /* CONFIG_PCI */ + +#ifndef CONFIG_NET_MULTI +#define CONFIG_NET_MULTI 1 +#endif + +/* + * TSEC + */ +#define CONFIG_TSEC_ENET /* TSEC ethernet support */ +#define CFG_TSEC1_OFFSET 0x24000 +#define CFG_TSEC1 (CFG_IMMR+CFG_TSEC1_OFFSET) +#define CFG_TSEC2_OFFSET 0x25000 +#define CFG_TSEC2 (CFG_IMMR+CFG_TSEC2_OFFSET) + +/* + * TSEC ethernet configuration + */ +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_TSEC1 1 +#define CONFIG_TSEC1_NAME "eTSEC0" +#define CONFIG_TSEC2 1 +#define CONFIG_TSEC2_NAME "eTSEC1" +#define TSEC1_PHY_ADDR 2 +#define TSEC2_PHY_ADDR 3 +#define TSEC1_PHYIDX 0 +#define TSEC2_PHYIDX 0 +#define TSEC1_FLAGS (TSEC_GIGABIT | TSEC_REDUCED) +#define TSEC2_FLAGS (TSEC_GIGABIT | TSEC_REDUCED) + +/* Options are: TSEC[0-1] */ +#define CONFIG_ETHPRIME "eTSEC1" + +/* + * Environment + */ +#ifndef CFG_RAMBOOT + #define CFG_ENV_IS_IN_FLASH 1 + #define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000) + #define CFG_ENV_SECT_SIZE 0x20000 /* 128K(one sector) for env */ + #define CFG_ENV_SIZE 0x2000 +#else + #define CFG_NO_FLASH 1 /* Flash is not usable now */ + #define CFG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */ + #define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000) + #define CFG_ENV_SIZE 0x2000 +#endif + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + + +/* + * Command line configuration. + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_PING +#define CONFIG_CMD_I2C +#define CONFIG_CMD_MII +#define CONFIG_CMD_DATE + +#if defined(CONFIG_PCI) + #define CONFIG_CMD_PCI +#endif + +#if defined(CFG_RAMBOOT) + #undef CONFIG_CMD_ENV + #undef CONFIG_CMD_LOADS +#endif + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_LOAD_ADDR 0x2000000 /* default load address */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#if defined(CONFIG_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_HZ 1000 /* decrementer freq: 1ms ticks */ + +/* + * 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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/* + * Core HID Setup + */ +#define CFG_HID0_INIT 0x000000000 +#define CFG_HID0_FINAL HID0_ENABLE_MACHINE_CHECK +#define CFG_HID2 HID2_HBE + +/* + * Cache Config + */ +#define CFG_DCACHE_SIZE 32768 +#define CFG_CACHELINE_SIZE 32 +#if defined(CONFIG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /*log base 2 of the above value */ +#endif + +/* + * MMU Setup + */ + +/* DDR: cache cacheable */ +#define CFG_SDRAM_LOWER CFG_SDRAM_BASE +#define CFG_SDRAM_UPPER (CFG_SDRAM_BASE + 0x10000000) + +#define CFG_IBAT0L (CFG_SDRAM_LOWER | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT0U (CFG_SDRAM_LOWER | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT0L CFG_IBAT0L +#define CFG_DBAT0U CFG_IBAT0U + +#define CFG_IBAT1L (CFG_SDRAM_UPPER | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT1U (CFG_SDRAM_UPPER | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT1L CFG_IBAT1L +#define CFG_DBAT1U CFG_IBAT1U + +/* IMMRBAR, PCI IO and NAND: cache-inhibit and guarded */ +#define CFG_IBAT2L (CFG_IMMR | BATL_PP_10 | \ + BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT2U (CFG_IMMR | BATU_BL_8M | BATU_VS | BATU_VP) +#define CFG_DBAT2L CFG_IBAT2L +#define CFG_DBAT2U CFG_IBAT2U + +/* BCSR: cache-inhibit and guarded */ +#define CFG_IBAT3L (CFG_BCSR | BATL_PP_10 | \ + BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT3U (CFG_BCSR | BATU_BL_128K | BATU_VS | BATU_VP) +#define CFG_DBAT3L CFG_IBAT3L +#define CFG_DBAT3U CFG_IBAT3U + +/* FLASH: icache cacheable, but dcache-inhibit and guarded */ +#define CFG_IBAT4L (CFG_FLASH_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT4U (CFG_FLASH_BASE | BATU_BL_32M | BATU_VS | BATU_VP) +#define CFG_DBAT4L (CFG_FLASH_BASE | BATL_PP_10 | \ + BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_DBAT4U CFG_IBAT4U + +/* Stack in dcache: cacheable, no memory coherence */ +#define CFG_IBAT5L (CFG_INIT_RAM_ADDR | BATL_PP_10) +#define CFG_IBAT5U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) +#define CFG_DBAT5L CFG_IBAT5L +#define CFG_DBAT5U CFG_IBAT5U + +#ifdef CONFIG_PCI +/* PCI MEM space: cacheable */ +#define CFG_IBAT6L (CFG_PCI_MEM_PHYS | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT6U (CFG_PCI_MEM_PHYS | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT6L CFG_IBAT6L +#define CFG_DBAT6U CFG_IBAT6U +/* PCI MMIO space: cache-inhibit and guarded */ +#define CFG_IBAT7L (CFG_PCI_MMIO_PHYS | BATL_PP_10 | \ + BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_IBAT7U (CFG_PCI_MMIO_PHYS | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT7L CFG_IBAT7L +#define CFG_DBAT7U CFG_IBAT7U +#else +#define CFG_IBAT6L (0) +#define CFG_IBAT6U (0) +#define CFG_IBAT7L (0) +#define CFG_IBAT7U (0) +#define CFG_DBAT6L CFG_IBAT6L +#define CFG_DBAT6U CFG_IBAT6U +#define CFG_DBAT7L CFG_IBAT7L +#define CFG_DBAT7U CFG_IBAT7U +#endif + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed of kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* + * Environment Configuration + */ + +#define CONFIG_ENV_OVERWRITE + +#if defined(CONFIG_TSEC_ENET) +#define CONFIG_HAS_ETH0 +#define CONFIG_ETHADDR 00:E0:0C:00:83:79 +#define CONFIG_HAS_ETH1 +#define CONFIG_ETH1ADDR 00:E0:0C:00:83:78 +#endif + +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_LOADADDR 200000 /* default location for tftp and bootm */ + +#define CONFIG_BOOTDELAY 6 /* -1 disables auto-boot */ +#undef CONFIG_BOOTARGS /* the boot command will set bootargs */ + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "netdev=eth0\0" \ + "consoledev=ttyS0\0" \ + "ramdiskaddr=1000000\0" \ + "ramdiskfile=ramfs.83xx\0" \ + "fdtaddr=400000\0" \ + "fdtfile=mpc837xemds.dtb\0" \ + "" + +#define CONFIG_NFSBOOTCOMMAND \ + "setenv bootargs root=/dev/nfs rw " \ + "nfsroot=$serverip:$rootpath " \ + "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \ + "console=$consoledev,$baudrate $othbootargs;" \ + "tftp $loadaddr $bootfile;" \ + "tftp $fdtaddr $fdtfile;" \ + "bootm $loadaddr - $fdtaddr" + +#define CONFIG_RAMBOOTCOMMAND \ + "setenv bootargs root=/dev/ram rw " \ + "console=$consoledev,$baudrate $othbootargs;" \ + "tftp $ramdiskaddr $ramdiskfile;" \ + "tftp $loadaddr $bootfile;" \ + "tftp $fdtaddr $fdtfile;" \ + "bootm $loadaddr $ramdiskaddr $fdtaddr" + + +#define CONFIG_BOOTCOMMAND CONFIG_NFSBOOTCOMMAND + +#endif /* __CONFIG_H */