diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/freescale/mpc8555cds | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/board/freescale/mpc8555cds')
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/Makefile | 12 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/ddr.c | 56 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/law.c | 42 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c | 428 | ||||
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/tlb.c | 96 |
5 files changed, 634 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/Makefile b/qemu/roms/u-boot/board/freescale/mpc8555cds/Makefile new file mode 100644 index 000000000..d32d005e8 --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mpc8555cds/Makefile @@ -0,0 +1,12 @@ +# +# Copyright 2004 Freescale Semiconductor. +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += mpc8555cds.o +obj-y += ddr.o +obj-y += law.o +obj-y += tlb.o diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/ddr.c b/qemu/roms/u-boot/board/freescale/mpc8555cds/ddr.c new file mode 100644 index 000000000..d2ac6c4ad --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mpc8555cds/ddr.c @@ -0,0 +1,56 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + */ + +#include <common.h> + +#include <fsl_ddr_sdram.h> +#include <fsl_ddr_dimm_params.h> + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + /* + * Factors to consider for clock adjust: + * - number of chips on bus + * - position of slot + * - DDR1 vs. DDR2? + * - ??? + * + * This needs to be determined on a board-by-board basis. + * 0110 3/4 cycle late + * 0111 7/8 cycle late + */ + popts->clk_adjust = 6; + + /* + * Factors to consider for CPO: + * - frequency + * - ddr1 vs. ddr2 + */ + popts->cpo_override = 0; + + /* + * Factors to consider for write data delay: + * - number of DIMMs + * + * 1 = 1/4 clock delay + * 2 = 1/2 clock delay + * 3 = 3/4 clock delay + * 4 = 1 clock delay + * 5 = 5/4 clock delay + * 6 = 3/2 clock delay + */ + popts->write_data_delay = 3; + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; +} diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/law.c b/qemu/roms/u-boot/board/freescale/mpc8555cds/law.c new file mode 100644 index 000000000..39df3f173 --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mpc8555cds/law.c @@ -0,0 +1,42 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * LAW(Local Access Window) configuration: + * + * 0x0000_0000 0x7fff_ffff DDR 2G + * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M + * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M + * 0xe000_0000 0xe000_ffff CCSR 1M + * 0xe200_0000 0xe20f_ffff PCI1 IO 1M + * 0xe210_0000 0xe21f_ffff PCI2 IO 1M + * 0xf000_0000 0xf7ff_ffff SDRAM 128M + * 0xf800_0000 0xf80f_ffff NVRAM/CADMUS (*) 1M + * 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M + * 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M + * + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI), + SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2), + SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI), + SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2), + /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */ + SET_LAW(CONFIG_SYS_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c b/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c new file mode 100644 index 000000000..de5f5669e --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c @@ -0,0 +1,428 @@ +/* + * Copyright 2004, 2011 Freescale Semiconductor. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/immap_85xx.h> +#include <fsl_ddr_sdram.h> +#include <ioports.h> +#include <spd_sdram.h> +#include <libfdt.h> +#include <fdt_support.h> + +#include "../common/cadmus.h" +#include "../common/eeprom.h" +#include "../common/via.h" + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) +extern void ddr_enable_ecc(unsigned int dram_size); +#endif + +void local_bus_init(void); + +/* + * I/O Port configuration table + * + * if conf is 1, then that port pin will be configured at boot time + * according to the five values podr/pdir/ppar/psor/pdat for that entry + */ + +const iop_conf_t iop_conf_tab[4][32] = { + + /* Port A configuration */ + { /* conf ppar psor pdir podr pdat */ + /* PA31 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxENB */ + /* PA30 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 TxClav */ + /* PA29 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxSOC */ + /* PA28 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 RxENB */ + /* PA27 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxSOC */ + /* PA26 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxClav */ + /* PA25 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */ + /* PA24 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */ + /* PA23 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */ + /* PA22 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */ + /* PA21 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */ + /* PA20 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */ + /* PA19 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */ + /* PA18 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */ + /* PA17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */ + /* PA16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */ + /* PA15 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */ + /* PA14 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */ + /* PA13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */ + /* PA12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */ + /* PA11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */ + /* PA10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */ + /* PA9 */ { 0, 1, 1, 1, 0, 0 }, /* FCC1 L1TXD */ + /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* FCC1 L1RXD */ + /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */ + /* PA6 */ { 0, 1, 1, 1, 0, 0 }, /* TDM A1 L1RSYNC */ + /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */ + /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */ + /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */ + /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */ + /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FREERUN */ + /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */ + }, + + /* Port B configuration */ + { /* conf ppar psor pdir podr pdat */ + /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */ + /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */ + /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */ + /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */ + /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */ + /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */ + /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */ + /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */ + /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */ + /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */ + /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */ + /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */ + /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */ + /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */ + /* PB17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_DIV */ + /* PB16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_ERR */ + /* PB15 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_ERR */ + /* PB14 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_EN */ + /* PB13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:COL */ + /* PB12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:CRS */ + /* PB11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB9 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB8 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB7 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB6 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB5 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB4 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ + }, + + /* Port C */ + { /* conf ppar psor pdir podr pdat */ + /* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */ + /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */ + /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */ + /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */ + /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* UART Clock in */ + /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */ + /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */ + /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */ + /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */ + /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */ + /* PC21 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */ + /* PC20 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */ + /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK CLK13 */ + /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK14) */ + /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */ + /* PC16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK16) */ + /* PC15 */ { 1, 1, 0, 0, 0, 0 }, /* PC15 */ + /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */ + /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */ + /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */ + /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */ + /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* FETHMDC */ + /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* FETHMDIO */ + /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */ + /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */ + /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */ + /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */ + /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */ + /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */ + /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */ + /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */ + /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */ + }, + + /* Port D */ + { /* conf ppar psor pdir podr pdat */ + /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */ + /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */ + /* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */ + /* PD28 */ { 0, 1, 0, 0, 0, 0 }, /* PD28 */ + /* PD27 */ { 0, 1, 1, 1, 0, 0 }, /* PD27 */ + /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */ + /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */ + /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */ + /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */ + /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */ + /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */ + /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */ + /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */ + /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD18 */ + /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */ + /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */ + /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ + /* PD14 */ { 0, 0, 0, 1, 0, 0 }, /* LED */ + /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ + /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ + /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ + /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */ + /* PD9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC1 TXD */ + /* PD8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC1 RXD */ + /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */ + /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */ + /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */ + /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */ + /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ + } +}; + +int checkboard (void) +{ + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + char buf[32]; + + /* PCI slot in USER bits CSR[6:7] by convention. */ + uint pci_slot = get_pci_slot (); + + uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */ + uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */ + uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */ + uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */ + + uint pci1_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */ + + uint cpu_board_rev = get_cpu_board_revision (); + + printf ("Board: CDS Version 0x%02x, PCI Slot %d\n", + get_board_version (), pci_slot); + + printf ("CPU Board Revision %d.%d (0x%04x)\n", + MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev), + MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev); + + printf("PCI1: %d bit, %s MHz, %s\n", + (pci1_32) ? 32 : 64, + strmhz(buf, pci1_speed), + pci1_clk_sel ? "sync" : "async"); + + if (pci_dual) { + printf("PCI2: 32 bit, 66 MHz, %s\n", + pci2_clk_sel ? "sync" : "async"); + } else { + printf("PCI2: disabled\n"); + } + + /* + * Initialize local bus. + */ + local_bus_init (); + + return 0; +} + +/* + * Initialize Local Bus + */ +void +local_bus_init(void) +{ + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; + + uint clkdiv; + uint lbc_hz; + sys_info_t sysinfo; + uint temp_lbcdll; + + /* + * Errata LBC11. + * Fix Local Bus clock glitch when DLL is enabled. + * + * If localbus freq is < 66MHz, DLL bypass mode must be used. + * If localbus freq is > 133MHz, DLL can be safely enabled. + * Between 66 and 133, the DLL is enabled with an override workaround. + */ + + get_sys_info(&sysinfo); + clkdiv = lbc->lcrr & LCRR_CLKDIV; + lbc_hz = sysinfo.freq_systembus / 1000000 / clkdiv; + + if (lbc_hz < 66) { + lbc->lcrr |= LCRR_DBYP; /* DLL Bypass */ + + } else if (lbc_hz >= 133) { + lbc->lcrr &= (~LCRR_DBYP); /* DLL Enabled */ + + } else { + lbc->lcrr &= (~LCRR_DBYP); /* DLL Enabled */ + udelay(200); + + /* + * Sample LBC DLL ctrl reg, upshift it to set the + * override bits. + */ + temp_lbcdll = gur->lbcdllcr; + gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000); + asm("sync;isync;msync"); + } +} + +/* + * Initialize SDRAM memory on the Local Bus. + */ +void lbc_sdram_init(void) +{ +#if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM) + + uint idx; + volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; + uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE; + uint cpu_board_rev; + uint lsdmr_common; + + puts("LBC SDRAM: "); + print_size(CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024, + "\n "); + + /* + * Setup SDRAM Base and Option Registers + */ + set_lbc_or(2, CONFIG_SYS_OR2_PRELIM); + set_lbc_br(2, CONFIG_SYS_BR2_PRELIM); + lbc->lbcr = CONFIG_SYS_LBC_LBCR; + asm("msync"); + + lbc->lsrt = CONFIG_SYS_LBC_LSRT; + lbc->mrtpr = CONFIG_SYS_LBC_MRTPR; + asm("msync"); + + /* + * Determine which address lines to use baed on CPU board rev. + */ + cpu_board_rev = get_cpu_board_revision(); + lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON; + if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_0) { + lsdmr_common |= LSDMR_BSMA1617; + } else if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_1) { + lsdmr_common |= LSDMR_BSMA1516; + } else { + /* + * Assume something unable to identify itself is + * really old, and likely has lines 16/17 mapped. + */ + lsdmr_common |= LSDMR_BSMA1617; + } + + /* + * Issue PRECHARGE ALL command. + */ + lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + + /* + * Issue 8 AUTO REFRESH commands. + */ + for (idx = 0; idx < 8; idx++) { + lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + } + + /* + * Issue 8 MODE-set command. + */ + lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + + /* + * Issue NORMAL OP command. + */ + lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(200); /* Overkill. Must wait > 200 bus cycles */ + +#endif /* enable SDRAM init */ +} + +#ifdef CONFIG_PCI +/* For some reason the Tundra PCI bridge shows up on itself as a + * different device. Work around that by refusing to configure it + */ +void dummy_func(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab) { } + +static struct pci_config_table pci_mpc85xxcds_config_table[] = { + {0x10e3, 0x0513, PCI_ANY_ID, 1, 3, PCI_ANY_ID, dummy_func, {0,0,0}}, + {0x1106, 0x0686, PCI_ANY_ID, 1, VIA_ID, 0, mpc85xx_config_via, {0,0,0}}, + {0x1106, 0x0571, PCI_ANY_ID, 1, VIA_ID, 1, + mpc85xx_config_via_usbide, {0,0,0}}, + {0x1105, 0x3038, PCI_ANY_ID, 1, VIA_ID, 2, + mpc85xx_config_via_usb, {0,0,0}}, + {0x1106, 0x3038, PCI_ANY_ID, 1, VIA_ID, 3, + mpc85xx_config_via_usb2, {0,0,0}}, + {0x1106, 0x3058, PCI_ANY_ID, 1, VIA_ID, 5, + mpc85xx_config_via_power, {0,0,0}}, + {0x1106, 0x3068, PCI_ANY_ID, 1, VIA_ID, 6, + mpc85xx_config_via_ac97, {0,0,0}}, + {}, +}; + + +static struct pci_controller hose[] = { + { + config_table: pci_mpc85xxcds_config_table, + }, +#ifdef CONFIG_MPC85XX_PCI2 + {}, +#endif +}; + +#endif + +void +pci_init_board(void) +{ +#ifdef CONFIG_PCI + pci_mpc85xx_init(hose); +#endif +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void +ft_pci_setup(void *blob, bd_t *bd) +{ + int node, tmp[2]; + const char *path; + + node = fdt_path_offset(blob, "/aliases"); + tmp[0] = 0; + if (node >= 0) { +#ifdef CONFIG_PCI1 + path = fdt_getprop(blob, node, "pci0", NULL); + if (path) { + tmp[1] = hose[0].last_busno - hose[0].first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif +#ifdef CONFIG_MPC85XX_PCI2 + path = fdt_getprop(blob, node, "pci1", NULL); + if (path) { + tmp[1] = hose[1].last_busno - hose[1].first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif + } +} +#endif diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/tlb.c b/qemu/roms/u-boot/board/freescale/mpc8555cds/tlb.c new file mode 100644 index 000000000..fff3b4a7c --- /dev/null +++ b/qemu/roms/u-boot/board/freescale/mpc8555cds/tlb.c @@ -0,0 +1,96 @@ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/mmu.h> + +struct fsl_e_tlb_entry tlb_table[] = { + /* TLB 0 - for temp stack in cache */ + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 , CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* + * TLB 0: 16M Non-cacheable, guarded + * 0xff000000 16M FLASH + * Out of reset this entry is only 4K. + */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_16M, 1), + + /* + * TLB 1: 256M Non-cacheable, guarded + * 0x80000000 256M PCI1 MEM First half + */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_VIRT, CONFIG_SYS_PCI1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 2: 256M Non-cacheable, guarded + * 0x90000000 256M PCI1 MEM Second half + */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_VIRT + 0x10000000, CONFIG_SYS_PCI1_MEM_PHYS + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 3: 256M Non-cacheable, guarded + * 0xa0000000 256M PCI2 MEM First half + */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_VIRT, CONFIG_SYS_PCI2_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 4: 256M Non-cacheable, guarded + * 0xb0000000 256M PCI2 MEM Second half + */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_VIRT + 0x10000000, CONFIG_SYS_PCI2_MEM_PHYS + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), + + /* + * TLB 5: 64M Non-cacheable, guarded + * 0xe000_0000 1M CCSRBAR + * 0xe200_0000 16M PCI1 IO + * 0xe300_0000 16M PCI2 IO + */ + SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 6: 64M Cacheable, non-guarded + * 0xf000_0000 64M LBC SDRAM + */ + SET_TLB_ENTRY(1, CONFIG_SYS_LBC_SDRAM_BASE, CONFIG_SYS_LBC_SDRAM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 6, BOOKE_PAGESZ_64M, 1), + + /* + * TLB 7: 1M Non-cacheable, guarded + * 0xf8000000 1M CADMUS registers + */ + SET_TLB_ENTRY(1, CADMUS_BASE_ADDR, CADMUS_BASE_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_1M, 1), +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); |