+++ /dev/null
-/*
- * Copyright 2007 Freescale Semiconductor.
- *
- * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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.
- *
- * 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 <pci.h>
-#include <asm/processor.h>
-#include <asm/immap_85xx.h>
-#include <asm/immap_fsl_pci.h>
-#include <spd.h>
-#include <i2c.h>
-#include <ioports.h>
-#include <libfdt.h>
-#include <fdt_support.h>
-
-#include "bcsr.h"
-
-const qe_iop_conf_t qe_iop_conf_tab[] = {
- /* GETH1 */
- {4, 10, 1, 0, 2}, /* TxD0 */
- {4, 9, 1, 0, 2}, /* TxD1 */
- {4, 8, 1, 0, 2}, /* TxD2 */
- {4, 7, 1, 0, 2}, /* TxD3 */
- {4, 23, 1, 0, 2}, /* TxD4 */
- {4, 22, 1, 0, 2}, /* TxD5 */
- {4, 21, 1, 0, 2}, /* TxD6 */
- {4, 20, 1, 0, 2}, /* TxD7 */
- {4, 15, 2, 0, 2}, /* RxD0 */
- {4, 14, 2, 0, 2}, /* RxD1 */
- {4, 13, 2, 0, 2}, /* RxD2 */
- {4, 12, 2, 0, 2}, /* RxD3 */
- {4, 29, 2, 0, 2}, /* RxD4 */
- {4, 28, 2, 0, 2}, /* RxD5 */
- {4, 27, 2, 0, 2}, /* RxD6 */
- {4, 26, 2, 0, 2}, /* RxD7 */
- {4, 11, 1, 0, 2}, /* TX_EN */
- {4, 24, 1, 0, 2}, /* TX_ER */
- {4, 16, 2, 0, 2}, /* RX_DV */
- {4, 30, 2, 0, 2}, /* RX_ER */
- {4, 17, 2, 0, 2}, /* RX_CLK */
- {4, 19, 1, 0, 2}, /* GTX_CLK */
- {1, 31, 2, 0, 3}, /* GTX125 */
-
- /* GETH2 */
- {5, 10, 1, 0, 2}, /* TxD0 */
- {5, 9, 1, 0, 2}, /* TxD1 */
- {5, 8, 1, 0, 2}, /* TxD2 */
- {5, 7, 1, 0, 2}, /* TxD3 */
- {5, 23, 1, 0, 2}, /* TxD4 */
- {5, 22, 1, 0, 2}, /* TxD5 */
- {5, 21, 1, 0, 2}, /* TxD6 */
- {5, 20, 1, 0, 2}, /* TxD7 */
- {5, 15, 2, 0, 2}, /* RxD0 */
- {5, 14, 2, 0, 2}, /* RxD1 */
- {5, 13, 2, 0, 2}, /* RxD2 */
- {5, 12, 2, 0, 2}, /* RxD3 */
- {5, 29, 2, 0, 2}, /* RxD4 */
- {5, 28, 2, 0, 2}, /* RxD5 */
- {5, 27, 2, 0, 3}, /* RxD6 */
- {5, 26, 2, 0, 2}, /* RxD7 */
- {5, 11, 1, 0, 2}, /* TX_EN */
- {5, 24, 1, 0, 2}, /* TX_ER */
- {5, 16, 2, 0, 2}, /* RX_DV */
- {5, 30, 2, 0, 2}, /* RX_ER */
- {5, 17, 2, 0, 2}, /* RX_CLK */
- {5, 19, 1, 0, 2}, /* GTX_CLK */
- {1, 31, 2, 0, 3}, /* GTX125 */
- {4, 6, 3, 0, 2}, /* MDIO */
- {4, 5, 1, 0, 2}, /* MDC */
- {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */
-};
-
-
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
-extern void ddr_enable_ecc(unsigned int dram_size);
-#endif
-
-extern long int spd_sdram(void);
-
-void local_bus_init(void);
-void sdram_init(void);
-
-int board_early_init_f (void)
-{
- /*
- * Initialize local bus.
- */
- local_bus_init ();
-
- enable_8568mds_duart();
- enable_8568mds_flash_write();
-#if defined(CONFIG_QE) && !defined(CONFIG_eTSEC_MDIO_BUS)
- enable_8568mds_qe_mdio();
-#endif
-
-#ifdef CFG_I2C2_OFFSET
- /* Enable I2C2_SCL and I2C2_SDA */
- volatile struct par_io *port_c;
- port_c = (struct par_io*)(CFG_IMMR + 0xe0140);
- port_c->cpdir2 |= 0x0f000000;
- port_c->cppar2 &= ~0x0f000000;
- port_c->cppar2 |= 0x0a000000;
-#endif
-
- return 0;
-}
-
-int checkboard (void)
-{
- printf ("Board: 8568 MDS\n");
-
- return 0;
-}
-
-long int
-initdram(int board_type)
-{
- long dram_size = 0;
-
- puts("Initializing\n");
-
-#if defined(CONFIG_DDR_DLL)
- {
- /*
- * Work around to stabilize DDR DLL MSYNC_IN.
- * Errata DDR9 seems to have been fixed.
- * This is now the workaround for Errata DDR11:
- * Override DLL = 1, Course Adj = 1, Tap Select = 0
- */
-
- volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
-
- gur->ddrdllcr = 0x81000000;
- asm("sync;isync;msync");
- udelay(200);
- }
-#endif
- dram_size = spd_sdram();
-
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
- /*
- * Initialize and enable DDR ECC.
- */
- ddr_enable_ecc(dram_size);
-#endif
- /*
- * SDRAM Initialization
- */
- sdram_init();
-
- puts(" DDR: ");
- return dram_size;
-}
-
-/*
- * Initialize Local Bus
- */
-void
-local_bus_init(void)
-{
- volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
- volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
-
- uint clkdiv;
- uint lbc_hz;
- sys_info_t sysinfo;
-
- get_sys_info(&sysinfo);
- clkdiv = (lbc->lcrr & 0x0f) * 2;
- lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
-
- gur->lbiuiplldcr1 = 0x00078080;
- if (clkdiv == 16) {
- gur->lbiuiplldcr0 = 0x7c0f1bf0;
- } else if (clkdiv == 8) {
- gur->lbiuiplldcr0 = 0x6c0f1bf0;
- } else if (clkdiv == 4) {
- gur->lbiuiplldcr0 = 0x5c0f1bf0;
- }
-
- lbc->lcrr |= 0x00030000;
-
- asm("sync;isync;msync");
-}
-
-/*
- * Initialize SDRAM memory on the Local Bus.
- */
-void
-sdram_init(void)
-{
-#if defined(CFG_OR2_PRELIM) && defined(CFG_BR2_PRELIM)
-
- uint idx;
- volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
- uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE;
- uint lsdmr_common;
-
- puts(" SDRAM: ");
-
- print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
-
- /*
- * Setup SDRAM Base and Option Registers
- */
- lbc->or2 = CFG_OR2_PRELIM;
- asm("msync");
-
- lbc->br2 = CFG_BR2_PRELIM;
- asm("msync");
-
- lbc->lbcr = CFG_LBC_LBCR;
- asm("msync");
-
-
- lbc->lsrt = CFG_LBC_LSRT;
- lbc->mrtpr = CFG_LBC_MRTPR;
- asm("msync");
-
- /*
- * MPC8568 uses "new" 15-16 style addressing.
- */
- lsdmr_common = CFG_LBC_LSDMR_COMMON;
- lsdmr_common |= CFG_LBC_LSDMR_BSMA1516;
-
- /*
- * Issue PRECHARGE ALL command.
- */
- lbc->lsdmr = lsdmr_common | CFG_LBC_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 | CFG_LBC_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 | CFG_LBC_LSDMR_OP_MRW;
- asm("sync;msync");
- *sdram_addr = 0xff;
- ppcDcbf((unsigned long) sdram_addr);
- udelay(100);
-
- /*
- * Issue NORMAL OP command.
- */
- lbc->lsdmr = lsdmr_common | CFG_LBC_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 */
-}
-
-#if defined(CFG_DRAM_TEST)
-int
-testdram(void)
-{
- uint *pstart = (uint *) CFG_MEMTEST_START;
- uint *pend = (uint *) CFG_MEMTEST_END;
- uint *p;
-
- printf("Testing DRAM from 0x%08x to 0x%08x\n",
- CFG_MEMTEST_START,
- CFG_MEMTEST_END);
-
- printf("DRAM test phase 1:\n");
- for (p = pstart; p < pend; p++)
- *p = 0xaaaaaaaa;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0xaaaaaaaa) {
- printf ("DRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("DRAM test phase 2:\n");
- for (p = pstart; p < pend; p++)
- *p = 0x55555555;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("DRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("DRAM test passed.\n");
- return 0;
-}
-#endif
-
-#if defined(CONFIG_PCI)
-#ifndef CONFIG_PCI_PNP
-static struct pci_config_table pci_mpc8568mds_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 pci1_hose = {
-#ifndef CONFIG_PCI_PNP
- config_table: pci_mpc8568mds_config_table,
-#endif
-};
-#endif /* CONFIG_PCI */
-
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif /* CONFIG_PCIE1 */
-
-int first_free_busno = 0;
-
-/*
- * pib_init() -- Initialize the PCA9555 IO expander on the PIB board
- */
-void
-pib_init(void)
-{
- u8 val8, orig_i2c_bus;
- /*
- * Assign PIB PMC2/3 to PCI bus
- */
-
- /*switch temporarily to I2C bus #2 */
- orig_i2c_bus = i2c_get_bus_num();
- i2c_set_bus_num(1);
-
- val8 = 0x00;
- 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 = 0x00;
- i2c_write(0x26, 0x6, 1, &val8, 1);
- val8 = 0x34;
- i2c_write(0x26, 0x7, 1, &val8, 1);
- val8 = 0xf9;
- i2c_write(0x26, 0x2, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x26, 0x3, 1, &val8, 1);
-
- val8 = 0x00;
- 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");
-}
-
-#ifdef CONFIG_PCI
-void
-pci_init_board(void)
-{
- volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
- uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
- uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
-
-#ifdef CONFIG_PCI1
-{
- pib_init();
-
- volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR;
- extern void fsl_pci_init(struct pci_controller *hose);
- struct pci_controller *hose = &pci1_hose;
-
- uint pci_32 = 1; /* PORDEVSR[15] */
- uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB; /* PORDEVSR[14] */
- uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD; /* PORPLLSR[16] */
-
- uint pci_agent = (host_agent == 3) || (host_agent == 4 ) || (host_agent == 6);
-
- uint pci_speed = 66666000;
-
- if (!(gur->devdisr & MPC85xx_DEVDISR_PCI1)) {
- printf (" PCI: %d bit, %s MHz, %s, %s, %s\n",
- (pci_32) ? 32 : 64,
- (pci_speed == 33333000) ? "33" :
- (pci_speed == 66666000) ? "66" : "unknown",
- pci_clk_sel ? "sync" : "async",
- pci_agent ? "agent" : "host",
- pci_arb ? "arbiter" : "external-arbiter"
- );
-
- /* inbound */
- pci_set_region(hose->regions + 0,
- CFG_PCI_MEMORY_BUS,
- CFG_PCI_MEMORY_PHYS,
- CFG_PCI_MEMORY_SIZE,
- PCI_REGION_MEM | PCI_REGION_MEMORY);
-
- /* outbound memory */
- pci_set_region(hose->regions + 1,
- CFG_PCI1_MEM_BASE,
- CFG_PCI1_MEM_PHYS,
- CFG_PCI1_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* outbound io */
- pci_set_region(hose->regions + 2,
- CFG_PCI1_IO_BASE,
- CFG_PCI1_IO_PHYS,
- CFG_PCI1_IO_SIZE,
- PCI_REGION_IO);
-
- hose->region_count = 3;
-
- hose->first_busno = first_free_busno;
- pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
-
- fsl_pci_init(hose);
- first_free_busno = hose->last_busno+1;
- printf ("PCI on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
- } else {
- printf (" PCI: disabled\n");
- }
-}
-#else
- gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
-#endif
-
-#ifdef CONFIG_PCIE1
-{
- volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE1_ADDR;
- extern void fsl_pci_init(struct pci_controller *hose);
- struct pci_controller *hose = &pcie1_hose;
- int pcie_ep = (host_agent == 0) || (host_agent == 2 ) || (host_agent == 3);
-
- int pcie_configured = io_sel >= 1;
-
- if (pcie_configured && !(gur->devdisr & MPC85xx_DEVDISR_PCIE)){
- printf ("\n PCIE connected to slot as %s (base address %x)",
- pcie_ep ? "End Point" : "Root Complex",
- (uint)pci);
-
- if (pci->pme_msg_det) {
- pci->pme_msg_det = 0xffffffff;
- debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
- }
- printf ("\n");
-
- /* inbound */
- pci_set_region(hose->regions + 0,
- CFG_PCI_MEMORY_BUS,
- CFG_PCI_MEMORY_PHYS,
- CFG_PCI_MEMORY_SIZE,
- PCI_REGION_MEM | PCI_REGION_MEMORY);
-
- /* outbound memory */
- pci_set_region(hose->regions + 1,
- CFG_PCIE1_MEM_BASE,
- CFG_PCIE1_MEM_PHYS,
- CFG_PCIE1_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* outbound io */
- pci_set_region(hose->regions + 2,
- CFG_PCIE1_IO_BASE,
- CFG_PCIE1_IO_PHYS,
- CFG_PCIE1_IO_SIZE,
- PCI_REGION_IO);
-
- hose->region_count = 3;
-
- hose->first_busno=first_free_busno;
- pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
-
- fsl_pci_init(hose);
- printf ("PCIE on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
-
- first_free_busno=hose->last_busno+1;
-
- } else {
- printf (" PCIE: disabled\n");
- }
-}
-#else
- gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
-#endif
-}
-#endif /* CONFIG_PCI */
-
-#if defined(CONFIG_OF_BOARD_SETUP)
-void
-ft_board_setup(void *blob, bd_t *bd)
-{
- int node, tmp[2];
- const char *path;
-
- ft_cpu_setup(blob, bd);
-
- 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] = pci1_hose.last_busno - pci1_hose.first_busno;
- do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
- }
-#endif
-#ifdef CONFIG_PCIE1
- path = fdt_getprop(blob, node, "pci1", NULL);
- if (path) {
- tmp[1] = pcie1_hose.last_busno - pcie1_hose.first_busno;
- do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1);
- }
-#endif
- }
-}
-#endif
projects / karo-tx-uboot.git / blobdiff