diff options
author | Wolfgang Denk <wd@pollux.denx.de> | 2007-03-08 22:42:44 +0100 |
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committer | Wolfgang Denk <wd@denx.de> | 2007-03-08 22:42:44 +0100 |
commit | 37896293bc991bddb75ccac887b54e9a61f36320 (patch) | |
tree | 0c51c9b1254d3805323299f433e3ea7b1d0e281c /board | |
parent | 769104c9356594deb2092e204a39c05b33202d6c (diff) | |
parent | 781e026c8aa6f7e9eb5f0e72cc4d20971219b148 (diff) | |
download | u-boot-imx-37896293bc991bddb75ccac887b54e9a61f36320.zip u-boot-imx-37896293bc991bddb75ccac887b54e9a61f36320.tar.gz u-boot-imx-37896293bc991bddb75ccac887b54e9a61f36320.tar.bz2 |
Merge with /home/wd/git/u-boot/custodian/u-boot-mpc83xx
Diffstat (limited to 'board')
-rw-r--r-- | board/mpc832xemds/Makefile | 50 | ||||
-rw-r--r-- | board/mpc832xemds/config.mk | 28 | ||||
-rw-r--r-- | board/mpc832xemds/mpc832xemds.c | 176 | ||||
-rw-r--r-- | board/mpc832xemds/pci.c | 316 | ||||
-rw-r--r-- | board/mpc832xemds/u-boot.lds | 123 | ||||
-rw-r--r-- | board/mpc8349emds/mpc8349emds.c | 17 | ||||
-rw-r--r-- | board/mpc8349itx/config.mk | 6 | ||||
-rw-r--r-- | board/mpc8349itx/mpc8349itx.c | 112 | ||||
-rw-r--r-- | board/mpc8360emds/mpc8360emds.c | 24 | ||||
-rw-r--r-- | board/mpc8360emds/pci.c | 3 | ||||
-rw-r--r-- | board/sbc8349/Makefile | 49 | ||||
-rw-r--r-- | board/sbc8349/config.mk | 27 | ||||
-rw-r--r-- | board/sbc8349/pci.c | 348 | ||||
-rw-r--r-- | board/sbc8349/sbc8349.c | 585 | ||||
-rw-r--r-- | board/sbc8349/u-boot.lds | 125 | ||||
-rw-r--r-- | board/tqm834x/tqm834x.c | 4 |
16 files changed, 1897 insertions, 96 deletions
diff --git a/board/mpc832xemds/Makefile b/board/mpc832xemds/Makefile new file mode 100644 index 0000000..5ec7a87 --- /dev/null +++ b/board/mpc832xemds/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/mpc832xemds/config.mk b/board/mpc832xemds/config.mk new file mode 100644 index 0000000..6c3eca7 --- /dev/null +++ b/board/mpc832xemds/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 +# + +# +# MPC832XEMDS +# + +TEXT_BASE = 0xFE000000 diff --git a/board/mpc832xemds/mpc832xemds.c b/board/mpc832xemds/mpc832xemds.c new file mode 100644 index 0000000..772da67 --- /dev/null +++ b/board/mpc832xemds/mpc832xemds.c @@ -0,0 +1,176 @@ +/* + * Copyright (C) 2006 Freescale Semiconductor, Inc. + * + * Dave Liu <daveliu@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. + */ + +#include <common.h> +#include <ioports.h> +#include <mpc83xx.h> +#include <i2c.h> +#include <spd.h> +#include <miiphy.h> +#include <command.h> +#if defined(CONFIG_PCI) +#include <pci.h> +#endif +#if defined(CONFIG_SPD_EEPROM) +#include <spd_sdram.h> +#else +#include <asm/mmu.h> +#endif +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#endif + +const qe_iop_conf_t qe_iop_conf_tab[] = { + /* ETH3 */ + {1, 0, 1, 0, 1}, /* TxD0 */ + {1, 1, 1, 0, 1}, /* TxD1 */ + {1, 2, 1, 0, 1}, /* TxD2 */ + {1, 3, 1, 0, 1}, /* TxD3 */ + {1, 9, 1, 0, 1}, /* TxER */ + {1, 12, 1, 0, 1}, /* TxEN */ + {3, 24, 2, 0, 1}, /* TxCLK->CLK10 */ + + {1, 4, 2, 0, 1}, /* RxD0 */ + {1, 5, 2, 0, 1}, /* RxD1 */ + {1, 6, 2, 0, 1}, /* RxD2 */ + {1, 7, 2, 0, 1}, /* RxD3 */ + {1, 8, 2, 0, 1}, /* RxER */ + {1, 10, 2, 0, 1}, /* RxDV */ + {0, 13, 2, 0, 1}, /* RxCLK->CLK9 */ + {1, 11, 2, 0, 1}, /* COL */ + {1, 13, 2, 0, 1}, /* CRS */ + + /* ETH4 */ + {1, 18, 1, 0, 1}, /* TxD0 */ + {1, 19, 1, 0, 1}, /* TxD1 */ + {1, 20, 1, 0, 1}, /* TxD2 */ + {1, 21, 1, 0, 1}, /* TxD3 */ + {1, 27, 1, 0, 1}, /* TxER */ + {1, 30, 1, 0, 1}, /* TxEN */ + {3, 6, 2, 0, 1}, /* TxCLK->CLK8 */ + + {1, 22, 2, 0, 1}, /* RxD0 */ + {1, 23, 2, 0, 1}, /* RxD1 */ + {1, 24, 2, 0, 1}, /* RxD2 */ + {1, 25, 2, 0, 1}, /* RxD3 */ + {1, 26, 1, 0, 1}, /* RxER */ + {1, 28, 2, 0, 1}, /* Rx_DV */ + {3, 31, 2, 0, 1}, /* RxCLK->CLK7 */ + {1, 29, 2, 0, 1}, /* COL */ + {1, 31, 2, 0, 1}, /* CRS */ + + {3, 4, 3, 0, 2}, /* MDIO */ + {3, 5, 1, 0, 2}, /* MDC */ + + {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */ +}; + +int board_early_init_f(void) +{ + volatile u8 *bcsr = (volatile u8 *)CFG_BCSR; + + /* Enable flash write */ + bcsr[9] &= ~0x08; + + return 0; +} + +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; + + /* DDR SDRAM - Main SODIMM */ + im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; + + msize = fixed_sdram(); + + puts("\n DDR RAM: "); + + /* return total bus SDRAM size(bytes) -- DDR */ + return (msize * 1024 * 1024); +} + +/************************************************************************* + * fixed sdram init -- doesn't use serial presence detect. + ************************************************************************/ +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *) CFG_IMMR; + u32 msize = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CFG_DDR_SIZE; + for (ddr_size = msize << 20, ddr_size_log2 = 0; + (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) { + if (ddr_size & 1) { + return -1; + } + } + im->sysconf.ddrlaw[0].ar = + LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); +#if (CFG_DDR_SIZE != 128) +#warning Currenly any ddr size other than 128 is not supported +#endif + im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL; + im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS; + im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG; + 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(200); + + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + __asm__ __volatile__ ("sync"); + return msize; +} + +int checkboard(void) +{ + puts("Board: Freescale MPC832XEMDS\n"); + return 0; +} + +#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) +void +ft_board_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + 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 diff --git a/board/mpc832xemds/pci.c b/board/mpc832xemds/pci.c new file mode 100644 index 0000000..d0a407a --- /dev/null +++ b/board/mpc832xemds/pci.c @@ -0,0 +1,316 @@ +/* + * Copyright (C) 2006 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. + */ + +/* + * PCI Configuration space access support for MPC83xx PCI Bridge + */ +#include <asm/mmu.h> +#include <asm/io.h> +#include <common.h> +#include <pci.h> +#include <i2c.h> +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#endif + +#include <asm/fsl_i2c.h> + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_PCI) +#define PCI_FUNCTION_CONFIG 0x44 +#define PCI_FUNCTION_CFG_LOCK 0x20 + +/* + * Initialize PCI Devices, report devices found + */ +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc83xxemds_config_table[] = { + { + PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + pci_cfgfunc_config_device, + {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMON_MEMORY | PCI_COMMAND_MASTER} + }, + {} +} +#endif +static struct pci_controller hose[] = { + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc83xxemds_config_table, +#endif + }, +}; + +/********************************************************************** + * pci_init_board() + *********************************************************************/ +void pci_init_board(void) +#ifdef CONFIG_PCISLAVE +{ + u16 reg16; + volatile immap_t *immr; + volatile law83xx_t *pci_law; + volatile pot83xx_t *pci_pot; + volatile pcictrl83xx_t *pci_ctrl; + volatile pciconf83xx_t *pci_conf; + + immr = (immap_t *) CFG_IMMR; + pci_law = immr->sysconf.pcilaw; + pci_pot = immr->ios.pot; + pci_ctrl = immr->pci_ctrl; + pci_conf = immr->pci_conf; + /* + * Configure PCI Inbound Translation Windows + */ + pci_ctrl[0].pitar0 = 0x0; + pci_ctrl[0].pibar0 = 0x0; + pci_ctrl[0].piwar0 = PIWAR_EN | PIWAR_RTT_SNOOP | + PIWAR_WTT_SNOOP | PIWAR_IWS_4K; + + pci_ctrl[0].pitar1 = 0x0; + pci_ctrl[0].pibar1 = 0x0; + pci_ctrl[0].piebar1 = 0x0; + pci_ctrl[0].piwar1 &= ~PIWAR_EN; + + pci_ctrl[0].pitar2 = 0x0; + pci_ctrl[0].pibar2 = 0x0; + pci_ctrl[0].piebar2 = 0x0; + pci_ctrl[0].piwar2 &= ~PIWAR_EN; + + hose[0].first_busno = 0; + hose[0].last_busno = 0xff; + pci_setup_indirect(&hose[0], + (CFG_IMMR + 0x8300), (CFG_IMMR + 0x8304)); + reg16 = 0xff; + + pci_hose_read_config_word(&hose[0], PCI_BDF(0, 0, 0), + PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MEMORY; + pci_hose_write_config_word(&hose[0], PCI_BDF(0, 0, 0), + PCI_COMMAND, reg16); + + /* + * Clear non-reserved bits in status register. + */ + pci_hose_write_config_word(&hose[0], PCI_BDF(0, 0, 0), + PCI_STATUS, 0xffff); + pci_hose_write_config_byte(&hose[0], PCI_BDF(0, 0, 0), + PCI_LATENCY_TIMER, 0x80); + + /* + * Unlock configuration lock in PCI function configuration register. + */ + pci_hose_read_config_word(&hose[0], PCI_BDF(0, 0, 0), + PCI_FUNCTION_CONFIG, ®16); + reg16 &= ~(PCI_FUNCTION_CFG_LOCK); + pci_hose_write_config_word(&hose[0], PCI_BDF(0, 0, 0), + PCI_FUNCTION_CONFIG, reg16); + + printf("Enabled PCI 32bit Agent Mode\n"); +} +#else +{ + volatile immap_t *immr; + volatile clk83xx_t *clk; + volatile law83xx_t *pci_law; + volatile pot83xx_t *pci_pot; + volatile pcictrl83xx_t *pci_ctrl; + volatile pciconf83xx_t *pci_conf; + + u8 val8, orig_i2c_bus; + u16 reg16; + u32 val32; + u32 dev; + + immr = (immap_t *) CFG_IMMR; + clk = (clk83xx_t *) & immr->clk; + pci_law = immr->sysconf.pcilaw; + pci_pot = immr->ios.pot; + pci_ctrl = immr->pci_ctrl; + pci_conf = immr->pci_conf; + /* + * Configure PCI controller and PCI_CLK_OUTPUT both in 66M mode + */ + val32 = clk->occr; + udelay(2000); +#if defined(PCI_66M) + clk->occr = OCCR_PCICOE0 | OCCR_PCICOE1 | OCCR_PCICOE2; + printf("PCI clock is 66MHz\n"); +#elif defined(PCI_33M) + clk->occr = OCCR_PCICOE0 | OCCR_PCICOE1 | OCCR_PCICOE2 | + OCCR_PCICD0 | OCCR_PCICD1 | OCCR_PCICD2 | OCCR_PCICR; + printf("PCI clock is 33MHz\n"); +#else + clk->occr = OCCR_PCICOE0 | OCCR_PCICOE1 | OCCR_PCICOE2; + printf("PCI clock is 66MHz\n"); +#endif + udelay(2000); + + /* + * Configure PCI Local Access Windows + */ + pci_law[0].bar = CFG_PCI_MEM_PHYS & LAWBAR_BAR; + pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_512M; + + pci_law[1].bar = CFG_PCI_IO_PHYS & LAWBAR_BAR; + pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_1M; + + /* + * Configure PCI Outbound Translation Windows + */ + + /* PCI mem space - prefetch */ + pci_pot[0].potar = (CFG_PCI_MEM_BASE >> 12) & POTAR_TA_MASK; + pci_pot[0].pobar = (CFG_PCI_MEM_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[0].pocmr = + POCMR_EN | POCMR_SE | (POCMR_CM_256M & POCMR_CM_MASK); + + /* PCI mmio - non-prefetch mem space */ + pci_pot[1].potar = (CFG_PCI_MMIO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[1].pobar = (CFG_PCI_MMIO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[1].pocmr = POCMR_EN | (POCMR_CM_256M & POCMR_CM_MASK); + + /* PCI IO space */ + pci_pot[2].potar = (CFG_PCI_IO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[2].pobar = (CFG_PCI_IO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[2].pocmr = POCMR_EN | POCMR_IO | (POCMR_CM_1M & POCMR_CM_MASK); + + /* + * Configure PCI Inbound Translation Windows + */ + pci_ctrl[0].pitar1 = (CFG_PCI_SLV_MEM_LOCAL >> 12) & PITAR_TA_MASK; + pci_ctrl[0].pibar1 = (CFG_PCI_SLV_MEM_BUS >> 12) & PIBAR_MASK; + pci_ctrl[0].piebar1 = 0x0; + pci_ctrl[0].piwar1 = + PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | + PIWAR_IWS_2G; + + /* + * Assign PIB PMC slot to desired PCI bus + */ + + /* Switch temporarily to I2C bus #2 */ + orig_i2c_bus = i2c_get_bus_num(); + i2c_set_bus_num(1); + + val8 = 0; + 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); + + val8 = 0xf9; /* PMC2, PMC3 slot to PCI bus */ + 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); + asm("eieio"); + + /* Reset to original I2C bus */ + i2c_set_bus_num(orig_i2c_bus); + + /* + * Release PCI RST Output signal + */ + udelay(2000); + pci_ctrl[0].gcr = 1; + udelay(2000); + + hose[0].first_busno = 0; + hose[0].last_busno = 0xff; + + /* PCI memory prefetch space */ + pci_set_region(hose[0].regions + 0, + CFG_PCI_MEM_BASE, + CFG_PCI_MEM_PHYS, + CFG_PCI_MEM_SIZE, PCI_REGION_MEM | PCI_REGION_PREFETCH); + + /* PCI memory space */ + pci_set_region(hose[0].regions + 1, + CFG_PCI_MMIO_BASE, + CFG_PCI_MMIO_PHYS, CFG_PCI_MMIO_SIZE, PCI_REGION_MEM); + + /* PCI IO space */ + pci_set_region(hose[0].regions + 2, + CFG_PCI_IO_BASE, + CFG_PCI_IO_PHYS, CFG_PCI_IO_SIZE, PCI_REGION_IO); + + /* System memory space */ + pci_set_region(hose[0].regions + 3, + CFG_PCI_SLV_MEM_LOCAL, + CFG_PCI_SLV_MEM_BUS, + CFG_PCI_SLV_MEM_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + hose[0].region_count = 4; + + pci_setup_indirect(&hose[0], + (CFG_IMMR + 0x8300), (CFG_IMMR + 0x8304)); + + pci_register_hose(hose); + + /* + * Write command register + */ + reg16 = 0xff; + dev = PCI_BDF(0, 0, 0); + pci_hose_read_config_word(&hose[0], dev, PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_hose_write_config_word(&hose[0], dev, PCI_COMMAND, reg16); + + /* + * Clear non-reserved bits in status register. + */ + pci_hose_write_config_word(&hose[0], dev, PCI_STATUS, 0xffff); + pci_hose_write_config_byte(&hose[0], dev, PCI_LATENCY_TIMER, 0x80); + pci_hose_write_config_byte(&hose[0], dev, PCI_CACHE_LINE_SIZE, 0x08); + + printf("PCI 32bit bus on PMC2 & PMC3\n"); + + /* + * Hose scan. + */ + hose->last_busno = pci_hose_scan(hose); +} +#endif /* CONFIG_PCISLAVE */ + +#ifdef CONFIG_OF_FLAT_TREE +void +ft_pci_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + + p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8500/bus-range", &len); + if (p != NULL) { + p[0] = hose[0].first_busno; + p[1] = hose[0].last_busno; + } +} +#endif /* CONFIG_OF_FLAT_TREE */ +#endif /* CONFIG_PCI */ diff --git a/board/mpc832xemds/u-boot.lds b/board/mpc832xemds/u-boot.lds new file mode 100644 index 0000000..937c87a --- /dev/null +++ b/board/mpc832xemds/u-boot.lds @@ -0,0 +1,123 @@ +/* + * (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 + */ + +OUTPUT_ARCH(powerpc) +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/mpc83xx/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .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 = .); +} +ENTRY(_start) diff --git a/board/mpc8349emds/mpc8349emds.c b/board/mpc8349emds/mpc8349emds.c index 873bdd0..071591e 100644 --- a/board/mpc8349emds/mpc8349emds.c +++ b/board/mpc8349emds/mpc8349emds.c @@ -119,6 +119,20 @@ int fixed_sdram(void) #if (CFG_DDR_SIZE != 256) #warning Currenly any ddr size other than 256 is not supported #endif +#ifdef CONFIG_DDR_II + im->ddr.csbnds[2].csbnds = CFG_DDR_CS2_BNDS; + im->ddr.cs_config[2] = CFG_DDR_CS2_CONFIG; + 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; + im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL; +#else im->ddr.csbnds[2].csbnds = 0x0000000f; im->ddr.cs_config[2] = CFG_DDR_CONFIG; @@ -143,6 +157,7 @@ int fixed_sdram(void) im->ddr.sdram_mode = CFG_DDR_MODE; im->ddr.sdram_interval = CFG_DDR_INTERVAL; +#endif udelay(200); /* enable DDR controller */ @@ -239,7 +254,7 @@ void sdram_init(void) #else void sdram_init(void) { - put("SDRAM on Local Bus is NOT available!\n"); + puts(" SDRAM on Local Bus is NOT available!\n"); } #endif diff --git a/board/mpc8349itx/config.mk b/board/mpc8349itx/config.mk index 2e11311..1901fdc 100644 --- a/board/mpc8349itx/config.mk +++ b/board/mpc8349itx/config.mk @@ -21,10 +21,14 @@ # # -# MPC8349ITX +# MPC8349E-mITX and MPC8349E-mITX-GP # +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE TEXT_BASE = 0xFEF00000 +endif ifneq ($(OBJTREE),$(SRCTREE)) # We are building u-boot in a separate directory, use generated diff --git a/board/mpc8349itx/mpc8349itx.c b/board/mpc8349itx/mpc8349itx.c index 4838e70..2b3ded1 100644 --- a/board/mpc8349itx/mpc8349itx.c +++ b/board/mpc8349itx/mpc8349itx.c @@ -134,88 +134,6 @@ volatile static struct pci_controller hose[] = { }; #endif /* CONFIG_PCI */ -/* If MPC8349E-mITX is soldered with SDRAM, then initialize it. */ - -void sdram_init(void) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - volatile lbus83xx_t *lbc = &immap->lbus; - -#if defined(CFG_BR2_PRELIM) \ - && defined(CFG_OR2_PRELIM) \ - && defined(CFG_LBLAWBAR2_PRELIM) \ - && defined(CFG_LBLAWAR2_PRELIM) \ - && !defined(CONFIG_COMPACT_FLASH) - - uint *sdram_addr = (uint *) CFG_LBC_SDRAM_BASE; - - puts("\n SDRAM on Local Bus: "); - print_size(CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); - - /* - * Setup SDRAM Base and Option Registers, already done in cpu_init.c - */ - - /*setup mtrpt, lsrt and lbcr for LB bus */ - lbc->lbcr = CFG_LBC_LBCR; - lbc->mrtpr = CFG_LBC_MRTPR; - lbc->lsrt = CFG_LBC_LSRT; - asm("sync"); - - /* - * Configure the SDRAM controller Machine Mode register. - */ - lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation */ - - lbc->lsdmr = CFG_LBC_LSDMR_1; /*0x68636733; precharge all the banks */ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - - lbc->lsdmr = CFG_LBC_LSDMR_2; /*0x48636733; auto refresh */ - asm("sync"); - *sdram_addr = 0xff; /*1 time*/ - udelay(100); - *sdram_addr = 0xff; /*2 times*/ - udelay(100); - *sdram_addr = 0xff; /*3 times*/ - udelay(100); - *sdram_addr = 0xff; /*4 times*/ - udelay(100); - *sdram_addr = 0xff; /*5 times*/ - udelay(100); - *sdram_addr = 0xff; /*6 times*/ - udelay(100); - *sdram_addr = 0xff; /*7 times*/ - udelay(100); - *sdram_addr = 0xff; /*8 times*/ - udelay(100); - - lbc->lsdmr = CFG_LBC_LSDMR_4; /*0x58636733;mode register write operation */ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - - lbc->lsdmr = CFG_LBC_LSDMR_5; /*0x40636733;normal operation */ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - -#else - puts("SDRAM on Local Bus is NOT available!\n"); - -#ifdef CFG_BR2_PRELIM - lbc->bank[2].br = CFG_BR2_PRELIM; - lbc->bank[2].or = CFG_OR2_PRELIM; -#endif - -#ifdef CFG_BR3_PRELIM - lbc->bank[3].br = CFG_BR3_PRELIM; - lbc->bank[3].or = CFG_OR3_PRELIM; -#endif -#endif -} - long int initdram(int board_type) { volatile immap_t *im = (immap_t *) CFG_IMMR; @@ -243,18 +161,18 @@ long int initdram(int board_type) ddr_enable_ecc(msize * 1048576); #endif - /* - * Initialize SDRAM if it is on local bus. - */ - sdram_init(); puts(" DDR RAM: "); - /* return total bus SDRAM size(bytes) -- DDR */ + /* return total bus RAM size(bytes) */ return msize * 1024 * 1024; } int checkboard(void) { +#ifdef CONFIG_MPC8349ITX puts("Board: Freescale MPC8349E-mITX\n"); +#else + puts("Board: Freescale MPC8349E-mITX-GP\n"); +#endif return 0; } @@ -267,6 +185,7 @@ int checkboard(void) */ int misc_init_f(void) { +#ifdef CONFIG_VSC7385 volatile u32 *vsc7385_cpuctrl; /* 0x1c0c0 is the VSC7385 CPU Control (CPUCTRL) Register. The power up @@ -286,6 +205,7 @@ int misc_init_f(void) vsc7385_cpuctrl = (volatile u32 *)(CFG_VSC7385_BASE + 0x1c0c0); *vsc7385_cpuctrl |= 0x0c; +#endif #ifdef CONFIG_COMPACT_FLASH /* UPM Table Configuration Code */ @@ -345,7 +265,7 @@ int misc_init_r(void) #ifdef CONFIG_HARD_I2C - unsigned int orig_bus = i2c_get_bus_num();; + unsigned int orig_bus = i2c_get_bus_num(); u8 i2c_data; #ifdef CFG_I2C_RTC_ADDR @@ -355,9 +275,19 @@ int misc_init_r(void) #ifdef CFG_I2C_EEPROM_ADDR static u8 eeprom_data[] = /* HRCW data */ { - 0xaa, 0x55, 0xaa, - 0x7c, 0x02, 0x40, 0x05, 0x04, 0x00, 0x00, - 0x7c, 0x02, 0x41, 0xb4, 0x60, 0xa0, 0x00, + 0xAA, 0x55, 0xAA, /* Preamble */ + 0x7C, /* ACS=0, BYTE_EN=1111, CONT=1 */ + 0x02, 0x40, /* RCWL ADDR=0x0_0900 */ + (CFG_HRCW_LOW >> 24) & 0xFF, + (CFG_HRCW_LOW >> 16) & 0xFF, + (CFG_HRCW_LOW >> 8) & 0xFF, + CFG_HRCW_LOW & 0xFF, + 0x7C, /* ACS=0, BYTE_EN=1111, CONT=1 */ + 0x02, 0x41, /* RCWH ADDR=0x0_0904 */ + (CFG_HRCW_HIGH >> 24) & 0xFF, + (CFG_HRCW_HIGH >> 16) & 0xFF, + (CFG_HRCW_HIGH >> 8) & 0xFF, + CFG_HRCW_HIGH & 0xFF }; u8 data[sizeof(eeprom_data)]; diff --git a/board/mpc8360emds/mpc8360emds.c b/board/mpc8360emds/mpc8360emds.c index ddc1047..535884c 100644 --- a/board/mpc8360emds/mpc8360emds.c +++ b/board/mpc8360emds/mpc8360emds.c @@ -90,11 +90,18 @@ const qe_iop_conf_t qe_iop_conf_tab[] = { int board_early_init_f(void) { - volatile u8 *bcsr = (volatile u8 *)CFG_BCSR; + + u8 *bcsr = (u8 *)CFG_BCSR; + const immap_t *immr = (immap_t *)CFG_IMMR; /* Enable flash write */ bcsr[0xa] &= ~0x04; + /* Disable G1TXCLK, G2TXCLK h/w buffers (rev.2 h/w bug workaround) */ + if (immr->sysconf.spridr == SPR_8360_REV20 || + immr->sysconf.spridr == SPR_8360E_REV20) + bcsr[0xe] = 0x30; + return 0; } @@ -158,6 +165,20 @@ int fixed_sdram(void) #if (CFG_DDR_SIZE != 256) #warning Currenly any ddr size other than 256 is not supported #endif +#ifdef CONFIG_DDR_II + im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS; + im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG; + 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; + im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL; +#else im->ddr.csbnds[0].csbnds = 0x00000007; im->ddr.csbnds[1].csbnds = 0x0008000f; @@ -170,6 +191,7 @@ int fixed_sdram(void) im->ddr.sdram_mode = CFG_DDR_MODE; im->ddr.sdram_interval = CFG_DDR_INTERVAL; +#endif udelay(200); im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; diff --git a/board/mpc8360emds/pci.c b/board/mpc8360emds/pci.c index 15a48dc..67cd709 100644 --- a/board/mpc8360emds/pci.c +++ b/board/mpc8360emds/pci.c @@ -18,6 +18,9 @@ #include <common.h> #include <pci.h> #include <i2c.h> +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#endif #include <asm/fsl_i2c.h> diff --git a/board/sbc8349/Makefile b/board/sbc8349/Makefile new file mode 100644 index 0000000..02cf569 --- /dev/null +++ b/board/sbc8349/Makefile @@ -0,0 +1,49 @@ +# +# Copyright (c) 2006 Wind River Systems, 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. +# +# 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/sbc8349/config.mk b/board/sbc8349/config.mk new file mode 100644 index 0000000..05fa5a0 --- /dev/null +++ b/board/sbc8349/config.mk @@ -0,0 +1,27 @@ +# +# Copyright (c) 2006 Wind River Systems, 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. +# +# 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 +# + +# +# SBC8349E +# + +TEXT_BASE = 0xFFF00000 diff --git a/board/sbc8349/pci.c b/board/sbc8349/pci.c new file mode 100644 index 0000000..eadf230 --- /dev/null +++ b/board/sbc8349/pci.c @@ -0,0 +1,348 @@ +/* + * pci.c -- WindRiver SBC8349 PCI board support. + * Copyright (c) 2006 Wind River Systems, Inc. + * + * Based on MPC8349 PCI support but w/o PIB related code. + * + * 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 <asm/mmu.h> +#include <common.h> +#include <asm/global_data.h> +#include <pci.h> +#include <asm/mpc8349_pci.h> +#include <i2c.h> + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_PCI + +/* System RAM mapped to PCI space */ +#define CONFIG_PCI_SYS_MEM_BUS CFG_SDRAM_BASE +#define CONFIG_PCI_SYS_MEM_PHYS CFG_SDRAM_BASE + +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc8349emds_config_table[] = { + {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_IDSEL_NUMBER, PCI_ANY_ID, + pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER + } + }, + {} +}; +#endif + +static struct pci_controller pci_hose[] = { + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc8349emds_config_table, +#endif + }, + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc8349emds_config_table, +#endif + } +}; + +/************************************************************************** + * pci_init_board() + * + * NOTICE: PCI2 is not supported. There is only one + * physical PCI slot on the board. + * + */ +void +pci_init_board(void) +{ + volatile immap_t * immr; + volatile clk83xx_t * clk; + volatile law83xx_t * pci_law; + volatile pot83xx_t * pci_pot; + volatile pcictrl83xx_t * pci_ctrl; + volatile pciconf83xx_t * pci_conf; + u16 reg16; + u32 reg32; + u32 dev; + struct pci_controller * hose; + + immr = (immap_t *)CFG_IMMR; + clk = (clk83xx_t *)&immr->clk; + pci_law = immr->sysconf.pcilaw; + pci_pot = immr->ios.pot; + pci_ctrl = immr->pci_ctrl; + pci_conf = immr->pci_conf; + + hose = &pci_hose[0]; + + /* + * Configure PCI controller and PCI_CLK_OUTPUT both in 66M mode + */ + + reg32 = clk->occr; + udelay(2000); + clk->occr = 0xff000000; + udelay(2000); + + /* + * Release PCI RST Output signal + */ + pci_ctrl[0].gcr = 0; + udelay(2000); + pci_ctrl[0].gcr = 1; + +#ifdef CONFIG_MPC83XX_PCI2 + pci_ctrl[1].gcr = 0; + udelay(2000); + pci_ctrl[1].gcr = 1; +#endif + + /* We need to wait at least a 1sec based on PCI specs */ + { + int i; + + for (i = 0; i < 1000; ++i) + udelay (1000); + } + + /* + * Configure PCI Local Access Windows + */ + pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR; + pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G; + + pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR; + pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_4M; + + /* + * Configure PCI Outbound Translation Windows + */ + + /* PCI1 mem space - prefetch */ + pci_pot[0].potar = (CFG_PCI1_MEM_BASE >> 12) & POTAR_TA_MASK; + pci_pot[0].pobar = (CFG_PCI1_MEM_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[0].pocmr = POCMR_EN | POCMR_PREFETCH_EN | (POCMR_CM_256M & POCMR_CM_MASK); + + /* PCI1 IO space */ + pci_pot[1].potar = (CFG_PCI1_IO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[1].pobar = (CFG_PCI1_IO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[1].pocmr = POCMR_EN | POCMR_IO | (POCMR_CM_1M & POCMR_CM_MASK); + + /* PCI1 mmio - non-prefetch mem space */ + pci_pot[2].potar = (CFG_PCI1_MMIO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[2].pobar = (CFG_PCI1_MMIO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[2].pocmr = POCMR_EN | (POCMR_CM_256M & POCMR_CM_MASK); + + /* + * Configure PCI Inbound Translation Windows + */ + + /* we need RAM mapped to PCI space for the devices to + * access main memory */ + pci_ctrl[0].pitar1 = 0x0; + pci_ctrl[0].pibar1 = 0x0; + pci_ctrl[0].piebar1 = 0x0; + pci_ctrl[0].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1); + + hose->first_busno = 0; + hose->last_busno = 0xff; + + /* PCI memory prefetch space */ + pci_set_region(hose->regions + 0, + CFG_PCI1_MEM_BASE, + CFG_PCI1_MEM_PHYS, + CFG_PCI1_MEM_SIZE, + PCI_REGION_MEM|PCI_REGION_PREFETCH); + + /* PCI memory space */ + pci_set_region(hose->regions + 1, + CFG_PCI1_MMIO_BASE, + CFG_PCI1_MMIO_PHYS, + CFG_PCI1_MMIO_SIZE, + PCI_REGION_MEM); + + /* PCI IO space */ + pci_set_region(hose->regions + 2, + CFG_PCI1_IO_BASE, + CFG_PCI1_IO_PHYS, + CFG_PCI1_IO_SIZE, + PCI_REGION_IO); + + /* System memory space */ + pci_set_region(hose->regions + 3, + CONFIG_PCI_SYS_MEM_BUS, + CONFIG_PCI_SYS_MEM_PHYS, + gd->ram_size, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + hose->region_count = 4; + + pci_setup_indirect(hose, + (CFG_IMMR+0x8300), + (CFG_IMMR+0x8304)); + + pci_register_hose(hose); + + /* + * Write to Command register + */ + reg16 = 0xff; + dev = PCI_BDF(hose->first_busno, 0, 0); + pci_hose_read_config_word (hose, dev, PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_hose_write_config_word(hose, dev, PCI_COMMAND, reg16); + + /* + * Clear non-reserved bits in status register. + */ + pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff); + pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); + pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); + +#ifdef CONFIG_PCI_SCAN_SHOW + printf("PCI: Bus Dev VenId DevId Class Int\n"); +#endif + /* + * Hose scan. + */ + hose->last_busno = pci_hose_scan(hose); + +#ifdef CONFIG_MPC83XX_PCI2 + hose = &pci_hose[1]; + + /* + * Configure PCI Outbound Translation Windows + */ + + /* PCI2 mem space - prefetch */ + pci_pot[3].potar = (CFG_PCI2_MEM_BASE >> 12) & POTAR_TA_MASK; + pci_pot[3].pobar = (CFG_PCI2_MEM_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[3].pocmr = POCMR_EN | POCMR_PCI2 | POCMR_PREFETCH_EN | (POCMR_CM_256M & POCMR_CM_MASK); + + /* PCI2 IO space */ + pci_pot[4].potar = (CFG_PCI2_IO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[4].pobar = (CFG_PCI2_IO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[4].pocmr = POCMR_EN | POCMR_PCI2 | POCMR_IO | (POCMR_CM_1M & POCMR_CM_MASK); + + /* PCI2 mmio - non-prefetch mem space */ + pci_pot[5].potar = (CFG_PCI2_MMIO_BASE >> 12) & POTAR_TA_MASK; + pci_pot[5].pobar = (CFG_PCI2_MMIO_PHYS >> 12) & POBAR_BA_MASK; + pci_pot[5].pocmr = POCMR_EN | POCMR_PCI2 | (POCMR_CM_256M & POCMR_CM_MASK); + + /* + * Configure PCI Inbound Translation Windows + */ + + /* we need RAM mapped to PCI space for the devices to + * access main memory */ + pci_ctrl[1].pitar1 = 0x0; + pci_ctrl[1].pibar1 = 0x0; + pci_ctrl[1].piebar1 = 0x0; + pci_ctrl[1].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1); + + hose->first_busno = pci_hose[0].last_busno + 1; + hose->last_busno = 0xff; + + /* PCI memory prefetch space */ + pci_set_region(hose->regions + 0, + CFG_PCI2_MEM_BASE, + CFG_PCI2_MEM_PHYS, + CFG_PCI2_MEM_SIZE, + PCI_REGION_MEM|PCI_REGION_PREFETCH); + + /* PCI memory space */ + pci_set_region(hose->regions + 1, + CFG_PCI2_MMIO_BASE, + CFG_PCI2_MMIO_PHYS, + CFG_PCI2_MMIO_SIZE, + PCI_REGION_MEM); + + /* PCI IO space */ + pci_set_region(hose->regions + 2, + CFG_PCI2_IO_BASE, + CFG_PCI2_IO_PHYS, + CFG_PCI2_IO_SIZE, + PCI_REGION_IO); + + /* System memory space */ + pci_set_region(hose->regions + 3, + CONFIG_PCI_SYS_MEM_BUS, + CONFIG_PCI_SYS_MEM_PHYS, + gd->ram_size, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + hose->region_count = 4; + + pci_setup_indirect(hose, + (CFG_IMMR+0x8380), + (CFG_IMMR+0x8384)); + + pci_register_hose(hose); + + /* + * Write to Command register + */ + reg16 = 0xff; + dev = PCI_BDF(hose->first_busno, 0, 0); + pci_hose_read_config_word (hose, dev, PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_hose_write_config_word(hose, dev, PCI_COMMAND, reg16); + + /* + * Clear non-reserved bits in status register. + */ + pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff); + pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); + pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); + + /* + * Hose scan. + */ + hose->last_busno = pci_hose_scan(hose); +#endif + +} + +#ifdef CONFIG_OF_FLAT_TREE +void +ft_pci_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + + p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8500/bus-range", &len); + if (p != NULL) { + p[0] = pci_hose[0].first_busno; + p[1] = pci_hose[0].last_busno; + } + +#ifdef CONFIG_MPC83XX_PCI2 + p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8600/bus-range", &len); + if (p != NULL) { + p[0] = pci_hose[1].first_busno; + p[1] = pci_hose[1].last_busno; + } +#endif +} +#endif /* CONFIG_OF_FLAT_TREE */ +#endif /* CONFIG_PCI */ diff --git a/board/sbc8349/sbc8349.c b/board/sbc8349/sbc8349.c new file mode 100644 index 0000000..4cd447e --- /dev/null +++ b/board/sbc8349/sbc8349.c @@ -0,0 +1,585 @@ +/* + * sbc8349.c -- WindRiver SBC8349 board support. + * Copyright (c) 2006-2007 Wind River Systems, Inc. + * + * Paul Gortmaker <paul.gortmaker@windriver.com> + * Based on board/mpc8349emds/mpc8349emds.c (and previous 834x releases.) + * + * 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 <ioports.h> +#include <mpc83xx.h> +#include <asm/mpc8349_pci.h> +#include <i2c.h> +#include <spd.h> +#include <miiphy.h> +#include <command.h> +#if defined(CONFIG_SPD_EEPROM) +#include <spd_sdram.h> +#endif +#if defined(CONFIG_OF_FLAT_TREE) +#include <ft_build.h> +#endif + +int fixed_sdram(void); +void sdram_init(void); + +#if defined(CONFIG_DDR_ECC) && defined(CONFIG_MPC83XX) +void ddr_enable_ecc(unsigned int dram_size); +#endif + +#ifdef CONFIG_BOARD_EARLY_INIT_F +int board_early_init_f (void) +{ + return 0; +} +#endif + +#define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1) + +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; + + puts("Initializing\n"); + + /* DDR SDRAM - Main SODIMM */ + im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; +#if defined(CONFIG_SPD_EEPROM) + msize = spd_sdram(); +#else + msize = fixed_sdram(); +#endif + /* + * Initialize SDRAM if it is on local bus. + */ + sdram_init(); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* + * Initialize and enable DDR ECC. + */ + ddr_enable_ecc(msize * 1024 * 1024); +#endif + puts(" DDR RAM: "); + /* return total bus SDRAM size(bytes) -- DDR */ + 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 = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CFG_DDR_SIZE; + for (ddr_size = msize << 20, ddr_size_log2 = 0; + (ddr_size > 1); + ddr_size = ddr_size>>1, ddr_size_log2++) { + if (ddr_size & 1) { + return -1; + } + } + im->sysconf.ddrlaw[0].bar = ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff); + im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); + +#if (CFG_DDR_SIZE != 256) +#warning Currently any ddr size other than 256 is not supported +#endif + im->ddr.csbnds[2].csbnds = 0x0000000f; + im->ddr.cs_config[2] = CFG_DDR_CONFIG; + + /* currently we use only one CS, so disable the other banks */ + im->ddr.cs_config[0] = 0; + im->ddr.cs_config[1] = 0; + im->ddr.cs_config[3] = 0; + + im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; + im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; + + im->ddr.sdram_cfg = + SDRAM_CFG_SREN +#if defined(CONFIG_DDR_2T_TIMING) + | SDRAM_CFG_2T_EN +#endif + | 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT; +#if defined (CONFIG_DDR_32BIT) + /* for 32-bit mode burst length is 8 */ + im->ddr.sdram_cfg |= (SDRAM_CFG_32_BE | SDRAM_CFG_8_BE); +#endif + im->ddr.sdram_mode = CFG_DDR_MODE; + + im->ddr.sdram_interval = CFG_DDR_INTERVAL; + udelay(200); + + /* enable DDR controller */ + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + return msize; +} +#endif/*!CFG_SPD_EEPROM*/ + + +int checkboard (void) +{ + puts("Board: Wind River SBC834x\n"); + return 0; +} + +/* + * if board is fitted with SDRAM + */ +#if defined(CFG_BR2_PRELIM) \ + && defined(CFG_OR2_PRELIM) \ + && defined(CFG_LBLAWBAR2_PRELIM) \ + && defined(CFG_LBLAWAR2_PRELIM) +/* + * Initialize SDRAM memory on the Local Bus. + */ + +void sdram_init(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile lbus83xx_t *lbc= &immap->lbus; + uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; + + puts("\n SDRAM on Local Bus: "); + print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); + + /* + * Setup SDRAM Base and Option Registers, already done in cpu_init.c + */ + + /* setup mtrpt, lsrt and lbcr for LB bus */ + lbc->lbcr = CFG_LBC_LBCR; + lbc->mrtpr = CFG_LBC_MRTPR; + lbc->lsrt = CFG_LBC_LSRT; + asm("sync"); + + /* + * Configure the SDRAM controller Machine Mode Register. + */ + lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation */ + + lbc->lsdmr = CFG_LBC_LSDMR_1; /* 0x68636733; precharge all the banks */ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_2; /* 0x48636733; auto refresh */ + asm("sync"); + /*1 times*/ + *sdram_addr = 0xff; + udelay(100); + /*2 times*/ + *sdram_addr = 0xff; + udelay(100); + /*3 times*/ + *sdram_addr = 0xff; + udelay(100); + /*4 times*/ + *sdram_addr = 0xff; + udelay(100); + /*5 times*/ + *sdram_addr = 0xff; + udelay(100); + /*6 times*/ + *sdram_addr = 0xff; + udelay(100); + /*7 times*/ + *sdram_addr = 0xff; + udelay(100); + /*8 times*/ + *sdram_addr = 0xff; + udelay(100); + + /* 0x58636733; mode register write operation */ + lbc->lsdmr = CFG_LBC_LSDMR_4; + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation */ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); +} +#else +void sdram_init(void) +{ + puts(" SDRAM on Local Bus: Disabled in config\n"); +} +#endif + +#if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) +/* + * ECC user commands + */ +void ecc_print_status(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ddr83xx_t *ddr = &immap->ddr; + + printf("\nECC mode: %s\n\n", (ddr->sdram_cfg & SDRAM_CFG_ECC_EN) ? "ON" : "OFF"); + + /* Interrupts */ + printf("Memory Error Interrupt Enable:\n"); + printf(" Multiple-Bit Error Interrupt Enable: %d\n", + (ddr->err_int_en & ECC_ERR_INT_EN_MBEE) ? 1 : 0); + printf(" Single-Bit Error Interrupt Enable: %d\n", + (ddr->err_int_en & ECC_ERR_INT_EN_SBEE) ? 1 : 0); + printf(" Memory Select Error Interrupt Enable: %d\n\n", + (ddr->err_int_en & ECC_ERR_INT_EN_MSEE) ? 1 : 0); + + /* Error disable */ + printf("Memory Error Disable:\n"); + printf(" Multiple-Bit Error Disable: %d\n", + (ddr->err_disable & ECC_ERROR_DISABLE_MBED) ? 1 : 0); + printf(" Sinle-Bit Error Disable: %d\n", + (ddr->err_disable & ECC_ERROR_DISABLE_SBED) ? 1 : 0); + printf(" Memory Select Error Disable: %d\n\n", + (ddr->err_disable & ECC_ERROR_DISABLE_MSED) ? 1 : 0); + + /* Error injection */ + printf("Memory Data Path Error Injection Mask High/Low: %08lx %08lx\n", + ddr->data_err_inject_hi, ddr->data_err_inject_lo); + + printf("Memory Data Path Error Injection Mask ECC:\n"); + printf(" ECC Mirror Byte: %d\n", + (ddr->ecc_err_inject & ECC_ERR_INJECT_EMB) ? 1 : 0); + printf(" ECC Injection Enable: %d\n", + (ddr->ecc_err_inject & ECC_ERR_INJECT_EIEN) ? 1 : 0); + printf(" ECC Error Injection Mask: 0x%02x\n\n", + ddr->ecc_err_inject & ECC_ERR_INJECT_EEIM); + + /* SBE counter/threshold */ + printf("Memory Single-Bit Error Management (0..255):\n"); + printf(" Single-Bit Error Threshold: %d\n", + (ddr->err_sbe & ECC_ERROR_MAN_SBET) >> ECC_ERROR_MAN_SBET_SHIFT); + printf(" Single-Bit Error Counter: %d\n\n", + (ddr->err_sbe & ECC_ERROR_MAN_SBEC) >> ECC_ERROR_MAN_SBEC_SHIFT); + + /* Error detect */ + printf("Memory Error Detect:\n"); + printf(" Multiple Memory Errors: %d\n", + (ddr->err_detect & ECC_ERROR_DETECT_MME) ? 1 : 0); + printf(" Multiple-Bit Error: %d\n", + (ddr->err_detect & ECC_ERROR_DETECT_MBE) ? 1 : 0); + printf(" Single-Bit Error: %d\n", + (ddr->err_detect & ECC_ERROR_DETECT_SBE) ? 1 : 0); + printf(" Memory Select Error: %d\n\n", + (ddr->err_detect & ECC_ERROR_DETECT_MSE) ? 1 : 0); + + /* Capture data */ + printf("Memory Error Address Capture: 0x%08lx\n", ddr->capture_address); + printf("Memory Data Path Read Capture High/Low: %08lx %08lx\n", + ddr->capture_data_hi, ddr->capture_data_lo); + printf("Memory Data Path Read Capture ECC: 0x%02x\n\n", + ddr->capture_ecc & CAPTURE_ECC_ECE); + + printf("Memory Error Attributes Capture:\n"); + printf(" Data Beat Number: %d\n", + (ddr->capture_attributes & ECC_CAPT_ATTR_BNUM) >> ECC_CAPT_ATTR_BNUM_SHIFT); + printf(" Transaction Size: %d\n", + (ddr->capture_attributes & ECC_CAPT_ATTR_TSIZ) >> ECC_CAPT_ATTR_TSIZ_SHIFT); + printf(" Transaction Source: %d\n", + (ddr->capture_attributes & ECC_CAPT_ATTR_TSRC) >> ECC_CAPT_ATTR_TSRC_SHIFT); + printf(" Transaction Type: %d\n", + (ddr->capture_attributes & ECC_CAPT_ATTR_TTYP) >> ECC_CAPT_ATTR_TTYP_SHIFT); + printf(" Error Information Valid: %d\n\n", + ddr->capture_attributes & ECC_CAPT_ATTR_VLD); +} + +int do_ecc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ddr83xx_t *ddr = &immap->ddr; + volatile u32 val; + u64 *addr, count, val64; + register u64 *i; + + if (argc > 4) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + if (argc == 2) { + if (strcmp(argv[1], "status") == 0) { + ecc_print_status(); + return 0; + } else if (strcmp(argv[1], "captureclear") == 0) { + ddr->capture_address = 0; + ddr->capture_data_hi = 0; + ddr->capture_data_lo = 0; + ddr->capture_ecc = 0; + ddr->capture_attributes = 0; + return 0; + } + } + + if (argc == 3) { + if (strcmp(argv[1], "sbecnt") == 0) { + val = simple_strtoul(argv[2], NULL, 10); + if (val > 255) { + printf("Incorrect Counter value, should be 0..255\n"); + return 1; + } + + val = (val << ECC_ERROR_MAN_SBEC_SHIFT); + val |= (ddr->err_sbe & ECC_ERROR_MAN_SBET); + + ddr->err_sbe = val; + return 0; + } else if (strcmp(argv[1], "sbethr") == 0) { + val = simple_strtoul(argv[2], NULL, 10); + if (val > 255) { + printf("Incorrect Counter value, should be 0..255\n"); + return 1; + } + + val = (val << ECC_ERROR_MAN_SBET_SHIFT); + val |= (ddr->err_sbe & ECC_ERROR_MAN_SBEC); + + ddr->err_sbe = val; + return 0; + } else if (strcmp(argv[1], "errdisable") == 0) { + val = ddr->err_disable; + + if (strcmp(argv[2], "+sbe") == 0) { + val |= ECC_ERROR_DISABLE_SBED; + } else if (strcmp(argv[2], "+mbe") == 0) { + val |= ECC_ERROR_DISABLE_MBED; + } else if (strcmp(argv[2], "+mse") == 0) { + val |= ECC_ERROR_DISABLE_MSED; + } else if (strcmp(argv[2], "+all") == 0) { + val |= (ECC_ERROR_DISABLE_SBED | + ECC_ERROR_DISABLE_MBED | + ECC_ERROR_DISABLE_MSED); + } else if (strcmp(argv[2], "-sbe") == 0) { + val &= ~ECC_ERROR_DISABLE_SBED; + } else if (strcmp(argv[2], "-mbe") == 0) { + val &= ~ECC_ERROR_DISABLE_MBED; + } else if (strcmp(argv[2], "-mse") == 0) { + val &= ~ECC_ERROR_DISABLE_MSED; + } else if (strcmp(argv[2], "-all") == 0) { + val &= ~(ECC_ERROR_DISABLE_SBED | + ECC_ERROR_DISABLE_MBED | + ECC_ERROR_DISABLE_MSED); + } else { + printf("Incorrect err_disable field\n"); + return 1; + } + + ddr->err_disable = val; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + return 0; + } else if (strcmp(argv[1], "errdetectclr") == 0) { + val = ddr->err_detect; + + if (strcmp(argv[2], "mme") == 0) { + val |= ECC_ERROR_DETECT_MME; + } else if (strcmp(argv[2], "sbe") == 0) { + val |= ECC_ERROR_DETECT_SBE; + } else if (strcmp(argv[2], "mbe") == 0) { + val |= ECC_ERROR_DETECT_MBE; + } else if (strcmp(argv[2], "mse") == 0) { + val |= ECC_ERROR_DETECT_MSE; + } else if (strcmp(argv[2], "all") == 0) { + val |= (ECC_ERROR_DETECT_MME | + ECC_ERROR_DETECT_MBE | + ECC_ERROR_DETECT_SBE | + ECC_ERROR_DETECT_MSE); + } else { + printf("Incorrect err_detect field\n"); + return 1; + } + + ddr->err_detect = val; + return 0; + } else if (strcmp(argv[1], "injectdatahi") == 0) { + val = simple_strtoul(argv[2], NULL, 16); + + ddr->data_err_inject_hi = val; + return 0; + } else if (strcmp(argv[1], "injectdatalo") == 0) { + val = simple_strtoul(argv[2], NULL, 16); + + ddr->data_err_inject_lo = val; + return 0; + } else if (strcmp(argv[1], "injectecc") == 0) { + val = simple_strtoul(argv[2], NULL, 16); + if (val > 0xff) { + printf("Incorrect ECC inject mask, should be 0x00..0xff\n"); + return 1; + } + val |= (ddr->ecc_err_inject & ~ECC_ERR_INJECT_EEIM); + + ddr->ecc_err_inject = val; + return 0; + } else if (strcmp(argv[1], "inject") == 0) { + val = ddr->ecc_err_inject; + + if (strcmp(argv[2], "en") == 0) + val |= ECC_ERR_INJECT_EIEN; + else if (strcmp(argv[2], "dis") == 0) + val &= ~ECC_ERR_INJECT_EIEN; + else + printf("Incorrect command\n"); + + ddr->ecc_err_inject = val; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + return 0; + } else if (strcmp(argv[1], "mirror") == 0) { + val = ddr->ecc_err_inject; + + if (strcmp(argv[2], "en") == 0) + val |= ECC_ERR_INJECT_EMB; + else if (strcmp(argv[2], "dis") == 0) + val &= ~ECC_ERR_INJECT_EMB; + else + printf("Incorrect command\n"); + + ddr->ecc_err_inject = val; + return 0; + } + } + + if (argc == 4) { + if (strcmp(argv[1], "test") == 0) { + addr = (u64 *)simple_strtoul(argv[2], NULL, 16); + count = simple_strtoul(argv[3], NULL, 16); + + if ((u32)addr % 8) { + printf("Address not alligned on double word boundary\n"); + return 1; + } + + disable_interrupts(); + icache_disable(); + + for (i = addr; i < addr + count; i++) { + /* enable injects */ + ddr->ecc_err_inject |= ECC_ERR_INJECT_EIEN; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + + /* write memory location injecting errors */ + *i = 0x1122334455667788ULL; + __asm__ __volatile__ ("sync"); + + /* disable injects */ + ddr->ecc_err_inject &= ~ECC_ERR_INJECT_EIEN; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + + /* read data, this generates ECC error */ + val64 = *i; + __asm__ __volatile__ ("sync"); + + /* disable errors for ECC */ + ddr->err_disable |= ~ECC_ERROR_ENABLE; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + + /* re-initialize memory, write the location again + * NOT injecting errors this time */ + *i = 0xcafecafecafecafeULL; + __asm__ __volatile__ ("sync"); + + /* enable errors for ECC */ + ddr->err_disable &= ECC_ERROR_ENABLE; + __asm__ __volatile__ ("sync"); + __asm__ __volatile__ ("isync"); + } + + icache_enable(); + enable_interrupts(); + + return 0; + } + } + + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; +} + +U_BOOT_CMD( + ecc, 4, 0, do_ecc, + "ecc - support for DDR ECC features\n", + "status - print out status info\n" + "ecc captureclear - clear capture regs data\n" + "ecc sbecnt <val> - set Single-Bit Error counter\n" + "ecc sbethr <val> - set Single-Bit Threshold\n" + "ecc errdisable <flag> - clear/set disable Memory Error Disable, flag:\n" + " [-|+]sbe - Single-Bit Error\n" + " [-|+]mbe - Multiple-Bit Error\n" + " [-|+]mse - Memory Select Error\n" + " [-|+]all - all errors\n" + "ecc errdetectclr <flag> - clear Memory Error Detect, flag:\n" + " mme - Multiple Memory Errors\n" + " sbe - Single-Bit Error\n" + " mbe - Multiple-Bit Error\n" + " mse - Memory Select Error\n" + " all - all errors\n" + "ecc injectdatahi <hi> - set Memory Data Path Error Injection Mask High\n" + "ecc injectdatalo <lo> - set Memory Data Path Error Injection Mask Low\n" + "ecc injectecc <ecc> - set ECC Error Injection Mask\n" + "ecc inject <en|dis> - enable/disable error injection\n" + "ecc mirror <en|dis> - enable/disable mirror byte\n" + "ecc test <addr> <cnt> - test mem region:\n" + " - enables injects\n" + " - writes pattern injecting errors\n" + " - disables injects\n" + " - reads pattern back, generates error\n" + " - re-inits memory" +); +#endif /* if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) */ + +#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) +void +ft_board_setup(void *blob, bd_t *bd) +{ + u32 *p; + int len; + +#ifdef CONFIG_PCI + ft_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + 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 diff --git a/board/sbc8349/u-boot.lds b/board/sbc8349/u-boot.lds new file mode 100644 index 0000000..e32c075 --- /dev/null +++ b/board/sbc8349/u-boot.lds @@ -0,0 +1,125 @@ +/* + * Copyright (c) 2006 Wind River Systems, Inc. + * u-boot.lds for WindRiver SBC8349. + * + * Based on the MPC8349 u-boot.lds + * + * 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) +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/mpc83xx/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .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 = .); +} +ENTRY(_start) diff --git a/board/tqm834x/tqm834x.c b/board/tqm834x/tqm834x.c index 36d901f..9c35e22 100644 --- a/board/tqm834x/tqm834x.c +++ b/board/tqm834x/tqm834x.c @@ -148,14 +148,14 @@ int checkboard (void) u32 w, f; immr = (immap_t *)CFG_IMMR; - if (!(immr->reset.rcwh & RCWH_PCIHOST)) { + if (!(immr->reset.rcwh & HRCWH_PCI_HOST)) { printf("PCI: NOT in host mode..?!\n"); return 0; } /* get bus width */ w = 32; - if (immr->reset.rcwh & RCWH_PCI64) + if (immr->reset.rcwh & HRCWH_64_BIT_PCI) w = 64; /* get clock */ |