diff options
Diffstat (limited to 'qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c')
-rw-r--r-- | qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c | 428 |
1 files changed, 0 insertions, 428 deletions
diff --git a/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c b/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c deleted file mode 100644 index de5f5669e..000000000 --- a/qemu/roms/u-boot/board/freescale/mpc8555cds/mpc8555cds.c +++ /dev/null @@ -1,428 +0,0 @@ -/* - * 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 |