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author | Wolfgang Denk <wd@denx.de> | 2007-08-18 21:47:33 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2007-08-18 21:47:33 +0200 |
commit | 1d55483cf7fb11e4902359bc04e39489e044e695 (patch) | |
tree | 8f0eca05ff445dced74a824b94352169cc23a609 /board/freescale/mpc8360emds | |
parent | 9edd580e91d7eb031298294063f5aa9fa7f0a330 (diff) | |
parent | 4cc1cd5941827a04cf5c51a07fcc42e8945894aa (diff) | |
download | u-boot-imx-1d55483cf7fb11e4902359bc04e39489e044e695.zip u-boot-imx-1d55483cf7fb11e4902359bc04e39489e044e695.tar.gz u-boot-imx-1d55483cf7fb11e4902359bc04e39489e044e695.tar.bz2 |
Merge with /home/wd/git/u-boot/custodian/u-boot-mpc83xx
Diffstat (limited to 'board/freescale/mpc8360emds')
-rw-r--r-- | board/freescale/mpc8360emds/Makefile | 50 | ||||
-rw-r--r-- | board/freescale/mpc8360emds/config.mk | 28 | ||||
-rw-r--r-- | board/freescale/mpc8360emds/mpc8360emds.c | 313 | ||||
-rw-r--r-- | board/freescale/mpc8360emds/pci.c | 298 |
4 files changed, 689 insertions, 0 deletions
diff --git a/board/freescale/mpc8360emds/Makefile b/board/freescale/mpc8360emds/Makefile new file mode 100644 index 0000000..ea52484 --- /dev/null +++ b/board/freescale/mpc8360emds/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 ../common/pq-mds-pib.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mpc8360emds/config.mk b/board/freescale/mpc8360emds/config.mk new file mode 100644 index 0000000..9ace886 --- /dev/null +++ b/board/freescale/mpc8360emds/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 +# + +# +# MPC8360EMDS +# + +TEXT_BASE = 0xFE000000 diff --git a/board/freescale/mpc8360emds/mpc8360emds.c b/board/freescale/mpc8360emds/mpc8360emds.c new file mode 100644 index 0000000..e050cd4 --- /dev/null +++ b/board/freescale/mpc8360emds/mpc8360emds.c @@ -0,0 +1,313 @@ +/* + * 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> +#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> +#elif defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#endif +#if defined(CONFIG_PQ_MDS_PIB) +#include "../common/pq-mds-pib.h" +#endif + +const qe_iop_conf_t qe_iop_conf_tab[] = { + /* GETH1 */ + {0, 3, 1, 0, 1}, /* TxD0 */ + {0, 4, 1, 0, 1}, /* TxD1 */ + {0, 5, 1, 0, 1}, /* TxD2 */ + {0, 6, 1, 0, 1}, /* TxD3 */ + {1, 6, 1, 0, 3}, /* TxD4 */ + {1, 7, 1, 0, 1}, /* TxD5 */ + {1, 9, 1, 0, 2}, /* TxD6 */ + {1, 10, 1, 0, 2}, /* TxD7 */ + {0, 9, 2, 0, 1}, /* RxD0 */ + {0, 10, 2, 0, 1}, /* RxD1 */ + {0, 11, 2, 0, 1}, /* RxD2 */ + {0, 12, 2, 0, 1}, /* RxD3 */ + {0, 13, 2, 0, 1}, /* RxD4 */ + {1, 1, 2, 0, 2}, /* RxD5 */ + {1, 0, 2, 0, 2}, /* RxD6 */ + {1, 4, 2, 0, 2}, /* RxD7 */ + {0, 7, 1, 0, 1}, /* TX_EN */ + {0, 8, 1, 0, 1}, /* TX_ER */ + {0, 15, 2, 0, 1}, /* RX_DV */ + {0, 16, 2, 0, 1}, /* RX_ER */ + {0, 0, 2, 0, 1}, /* RX_CLK */ + {2, 9, 1, 0, 3}, /* GTX_CLK - CLK10 */ + {2, 8, 2, 0, 1}, /* GTX125 - CLK9 */ + /* GETH2 */ + {0, 17, 1, 0, 1}, /* TxD0 */ + {0, 18, 1, 0, 1}, /* TxD1 */ + {0, 19, 1, 0, 1}, /* TxD2 */ + {0, 20, 1, 0, 1}, /* TxD3 */ + {1, 2, 1, 0, 1}, /* TxD4 */ + {1, 3, 1, 0, 2}, /* TxD5 */ + {1, 5, 1, 0, 3}, /* TxD6 */ + {1, 8, 1, 0, 3}, /* TxD7 */ + {0, 23, 2, 0, 1}, /* RxD0 */ + {0, 24, 2, 0, 1}, /* RxD1 */ + {0, 25, 2, 0, 1}, /* RxD2 */ + {0, 26, 2, 0, 1}, /* RxD3 */ + {0, 27, 2, 0, 1}, /* RxD4 */ + {1, 12, 2, 0, 2}, /* RxD5 */ + {1, 13, 2, 0, 3}, /* RxD6 */ + {1, 11, 2, 0, 2}, /* RxD7 */ + {0, 21, 1, 0, 1}, /* TX_EN */ + {0, 22, 1, 0, 1}, /* TX_ER */ + {0, 29, 2, 0, 1}, /* RX_DV */ + {0, 30, 2, 0, 1}, /* RX_ER */ + {0, 31, 2, 0, 1}, /* RX_CLK */ + {2, 2, 1, 0, 2}, /* GTX_CLK = CLK10 */ + {2, 3, 2, 0, 1}, /* GTX125 - CLK4 */ + + {0, 1, 3, 0, 2}, /* MDIO */ + {0, 2, 1, 0, 1}, /* MDC */ + + {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */ +}; + +int board_early_init_f(void) +{ + + 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 || + immr->sysconf.spridr == SPR_8360_REV21 || + immr->sysconf.spridr == SPR_8360E_REV21) + bcsr[0xe] = 0x30; + + 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); +void sdram_init(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; +#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 + /* + * Initialize SDRAM if it is on local bus. + */ + sdram_init(); + + /* 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].ar = + LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); +#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; + + im->ddr.cs_config[0] = CFG_DDR_CONFIG; + im->ddr.cs_config[1] = CFG_DDR_CONFIG; + + im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; + im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; + im->ddr.sdram_cfg = CFG_DDR_CONTROL; + + 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; + + return msize; +} +#endif /*!CFG_SPD_EEPROM */ + +int checkboard(void) +{ + puts("Board: Freescale MPC8360EMDS\n"); + return 0; +} + +/* + * if MPC8360EMDS is soldered 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; + + /* + * 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; /* Normal Operation */ + lbc->lsdmr = CFG_LBC_LSDMR_1; /* Precharge All Banks */ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + /* + * We need do 8 times auto refresh operation. + */ + lbc->lsdmr = CFG_LBC_LSDMR_2; + asm("sync"); + *sdram_addr = 0xff; /* 1 times */ + 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); + + /* Mode register write operation */ + lbc->lsdmr = CFG_LBC_LSDMR_4; + asm("sync"); + *(sdram_addr + 0xcc) = 0xff; + udelay(100); + + /* Normal operation */ + lbc->lsdmr = CFG_LBC_LSDMR_5 | 0x40000000; + asm("sync"); + *sdram_addr = 0xff; + udelay(100); +} +#else +void sdram_init(void) +{ +} +#endif + +#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 diff --git a/board/freescale/mpc8360emds/pci.c b/board/freescale/mpc8360emds/pci.c new file mode 100644 index 0000000..cf7ef90 --- /dev/null +++ b/board/freescale/mpc8360emds/pci.c @@ -0,0 +1,298 @@ +/* + * 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> +#elif defined(CONFIG_OF_LIBFDT) +#include <libfdt.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; + + 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; + + /* + * 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); + + /* + * Hose scan. + */ + hose->last_busno = pci_hose_scan(hose); +} +#endif /* CONFIG_PCISLAVE */ + +#if defined(CONFIG_OF_LIBFDT) +void +ft_pci_setup(void *blob, bd_t *bd) +{ + int nodeoffset; + int err; + int tmp[2]; + + nodeoffset = fdt_find_node_by_path(blob, "/" OF_SOC "/pci@8500"); + if (nodeoffset >= 0) { + tmp[0] = cpu_to_be32(hose[0].first_busno); + tmp[1] = cpu_to_be32(hose[0].last_busno); + err = fdt_setprop(blob, nodeoffset, "bus-range", + tmp, sizeof(tmp)); + + tmp[0] = cpu_to_be32(gd->pci_clk); + err = fdt_setprop(blob, nodeoffset, "clock-frequency", + tmp, sizeof(tmp[0])); + } +} +#elif defined(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 */ |