+++ /dev/null
-/*
- * (C) Copyright 2001-2003
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2003-2005 Arabella Software Ltd.
- * Yuli Barcohen <yuli@arabellasw.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <ioports.h>
-#include <mpc8260.h>
-#include <miiphy.h>
-
-/*
- * 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 */
- { /* 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 }, /* SMC2 TXD */
- /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* SMC2 RXD */
- /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
- /* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* PA6 */
- /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */
- /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */
- /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */
- /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
- /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */
- /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */
- },
-
- /* Port B */
- { /* 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, 0, 0, 0 }, /* PC31 */
- /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
- /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN CLSN */
- /* PC28 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */
- /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
- /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
- /* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */
- /* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
- /* PC23 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */
- /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */
- /* PC21 */ { 0, 0, 0, 0, 0, 0 }, /* PC21 */
- /* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC20 */
- /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII Rx Clock (CLK13) */
- /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII Tx Clock (CLK14) */
- /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
- /* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
- /* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
- /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RENA */
- /* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
- /* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
- /* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
- /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* LXT972 MDC */
- /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* LXT972 MDIO */
- /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */
- /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
- /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
- /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
- /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
- /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
- /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
- /* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
- /* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* PC0 */
- },
-
- /* Port D */
- { /* conf ppar psor pdir podr pdat */
- /* PD31 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */
- /* PD30 */ { 0, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */
- /* PD29 */ { 0, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */
- /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */
- /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */
- /* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* PD26 */
- /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
- /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
- /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
- /* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
- /* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
- /* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
- /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
- /* PD18 */ { 0, 0, 0, 0, 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, 1, 1, 0, 1, 0 }, /* I2C SCL */
- /* 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 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
- /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
- /* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
- /* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */
- /* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */
- /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* 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 */
- }
-};
-
-#ifdef CONFIG_SYS_NVRAM_ACCESS_ROUTINE
-void *nvram_read(void *dest, long src, size_t count)
-{
- return memcpy(dest, (const void *)src, count);
-}
-
-void nvram_write(long dest, const void *src, size_t count)
-{
- vu_char *p1 = (vu_char *)(CONFIG_SYS_EEPROM + 0x1555);
- vu_char *p2 = (vu_char *)(CONFIG_SYS_EEPROM + 0x0AAA);
- vu_char *d = (vu_char *)dest;
- const uchar *s = (const uchar *)src;
-
- /* Unprotect the EEPROM */
- *p1 = 0xAA;
- *p2 = 0x55;
- *p1 = 0x80;
- *p1 = 0xAA;
- *p2 = 0x55;
- *p1 = 0x20;
- udelay(10000);
-
- /* Write the data to the EEPROM */
- while (count--) {
- *d++ = *s++;
- while (*(d - 1) != *(s - 1))
- /* wait */;
- }
-
- /* Protect the EEPROM */
- *p1 = 0xAA;
- *p2 = 0x55;
- *p1 = 0xA0;
- udelay(10000);
-}
-#endif /* CONFIG_SYS_NVRAM_ACCESS_ROUTINE */
-
-phys_size_t initdram(int board_type)
-{
- vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR;
- volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
- volatile memctl8260_t *memctl = &immap->im_memctl;
- vu_char *ramaddr;
- uchar c = 0xFF;
- long int msize = CONFIG_SYS_SDRAM_SIZE;
- int i;
-
- if (bcsr[4] & BCSR_PCI_MODE) { /* PCI mode selected by JP9 */
- immap->im_clkrst.car_sccr |= SCCR_PCI_MODE;
- immap->im_siu_conf.sc_siumcr =
- (immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11)
- | SIUMCR_LBPC01;
- }
-
-#ifndef CONFIG_SYS_RAMBOOT
- immap->im_siu_conf.sc_ppc_acr = 0x03;
- immap->im_siu_conf.sc_ppc_alrh = 0x30126745;
- immap->im_siu_conf.sc_tescr1 = 0x00004000;
-
- memctl->memc_mptpr = CONFIG_SYS_MPTPR;
-
-#ifdef CONFIG_SYS_LSDRAM_BASE
- /*
- Initialise local bus SDRAM only if the pins
- are configured as local bus pins and not as PCI.
- */
- if ((immap->im_siu_conf.sc_siumcr & SIUMCR_LBPC11) == SIUMCR_LBPC00) {
- memctl->memc_lsrt = CONFIG_SYS_LSRT;
- memctl->memc_or4 = CONFIG_SYS_LSDRAM_OR;
- memctl->memc_br4 = CONFIG_SYS_LSDRAM_BR;
- ramaddr = (vu_char *)CONFIG_SYS_LSDRAM_BASE;
- memctl->memc_lsdmr = CONFIG_SYS_LSDMR | PSDMR_OP_PREA;
- *ramaddr = c;
- memctl->memc_lsdmr = CONFIG_SYS_LSDMR | PSDMR_OP_CBRR;
- for (i = 0; i < 8; i++)
- *ramaddr = c;
- memctl->memc_lsdmr = CONFIG_SYS_LSDMR | PSDMR_OP_MRW;
- *ramaddr = c;
- memctl->memc_lsdmr = CONFIG_SYS_LSDMR | PSDMR_RFEN;
- }
-#endif /* CONFIG_SYS_LSDRAM_BASE */
-
- /* Initialise 60x bus SDRAM */
- memctl->memc_psrt = CONFIG_SYS_PSRT;
- memctl->memc_or2 = CONFIG_SYS_PSDRAM_OR;
- memctl->memc_br2 = CONFIG_SYS_PSDRAM_BR;
- /*
- * The mode data for Mode Register Write command must appear on
- * the address lines during a mode-set cycle. It is driven by
- * the memory controller, in single PowerQUICC II mode,
- * according to PSDMR[CL] and PSDMR[BL] fields. In
- * 60x-compatible mode, software must drive the correct value on
- * the address lines. BL=0 because for 64-bit port size burst
- * length must be 4.
- */
- ramaddr = (vu_char *)(CONFIG_SYS_SDRAM_BASE |
- ((CONFIG_SYS_PSDMR & PSDMR_CL_MSK) << 7) | 0x10);
- memctl->memc_psdmr = CONFIG_SYS_PSDMR | PSDMR_OP_PREA; /* Precharge all banks */
- *ramaddr = c;
- memctl->memc_psdmr = CONFIG_SYS_PSDMR | PSDMR_OP_CBRR; /* CBR refresh */
- for (i = 0; i < 8; i++)
- *ramaddr = c;
- memctl->memc_psdmr = CONFIG_SYS_PSDMR | PSDMR_OP_MRW; /* Mode Register write */
- *ramaddr = c;
- memctl->memc_psdmr = CONFIG_SYS_PSDMR | PSDMR_RFEN; /* Refresh enable */
- *ramaddr = c;
-#endif /* CONFIG_SYS_RAMBOOT */
-
- /* Return total 60x bus SDRAM size */
- return msize * 1024 * 1024;
-}
-
-int checkboard(void)
-{
- vu_char *bcsr = (vu_char *)CONFIG_SYS_BCSR;
-
- printf("Board: Zephyr ZPC.1900 Rev. %c\n", bcsr[2] + 0x40);
- return 0;
-}
projects / oweals / u-boot.git / blobdiff