*
* (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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/processor.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_pci.h>
-#include <asm/fsl_ddr_sdram.h>
+#include <fsl_ddr_sdram.h>
+#include <asm/fsl_serdes.h>
#include <spd_sdram.h>
+#include <netdev.h>
+#include <tsec.h>
#include <miiphy.h>
#include <libfdt.h>
#include <fdt_support.h>
DECLARE_GLOBAL_DATA_PTR;
void local_bus_init(void);
-void sdram_init(void);
-long int fixed_sdram (void);
int board_early_init_f (void)
{
int checkboard (void)
{
- volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
volatile u_char *rev= (void *)CONFIG_SYS_BD_REV;
printf ("Board: Wind River SBC8548 Rev. 0x%01x\n",
- (*rev) >> 4);
+ in_8(rev) >> 4);
/*
* Initialize local bus.
*/
local_bus_init ();
- /*
- * Hack TSEC 3 and 4 IO voltages.
- */
- gur->tsec34ioovcr = 0xe7e0; /* 1110 0111 1110 0xxx */
-
- ecm->eedr = 0xffffffff; /* clear ecm errors */
- ecm->eeer = 0xffffffff; /* enable ecm errors */
+ out_be32(&ecm->eedr, 0xffffffff); /* clear ecm errors */
+ out_be32(&ecm->eeer, 0xffffffff); /* enable ecm errors */
return 0;
}
-phys_size_t
-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 *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-
- gur->ddrdllcr = 0x81000000;
- asm("sync;isync;msync");
- udelay(200);
- }
-#endif
-
-#if defined(CONFIG_SPD_EEPROM)
- dram_size = fsl_ddr_sdram();
- dram_size = setup_ddr_tlbs(dram_size / 0x100000);
- dram_size *= 0x100000;
-#else
- dram_size = fixed_sdram ();
-#endif
-
- /*
- * SDRAM Initialization
- */
- sdram_init();
-
- puts(" DDR: ");
- return dram_size;
-}
-
/*
* Initialize Local Bus
*/
local_bus_init(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
- volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
+ volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
- uint clkdiv;
- uint lbc_hz;
+ uint clkdiv, lbc_mhz, lcrr = CONFIG_SYS_LBC_LCRR;
sys_info_t sysinfo;
get_sys_info(&sysinfo);
- clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
- lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
- gur->lbiuiplldcr1 = 0x00078080;
+ lbc_mhz = sysinfo.freq_localbus / 1000000;
+ clkdiv = sysinfo.freq_systembus / sysinfo.freq_localbus;
+
+ debug("LCRR=0x%x, CD=%d, MHz=%d\n", lcrr, clkdiv, lbc_mhz);
+
+ out_be32(&gur->lbiuiplldcr1, 0x00078080);
if (clkdiv == 16) {
- gur->lbiuiplldcr0 = 0x7c0f1bf0;
+ out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
} else if (clkdiv == 8) {
- gur->lbiuiplldcr0 = 0x6c0f1bf0;
+ out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
} else if (clkdiv == 4) {
- gur->lbiuiplldcr0 = 0x5c0f1bf0;
+ out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
}
- lbc->lcrr |= 0x00030000;
+ /*
+ * Local Bus Clock > 83.3 MHz. According to timing
+ * specifications set LCRR[EADC] to 2 delay cycles.
+ */
+ if (lbc_mhz > 83) {
+ lcrr &= ~LCRR_EADC;
+ lcrr |= LCRR_EADC_2;
+ }
+ /*
+ * According to MPC8548ERMAD Rev. 1.3, 13.3.1.16, 13-30
+ * disable PLL bypass for Local Bus Clock > 83 MHz.
+ */
+ if (lbc_mhz >= 66)
+ lcrr &= (~LCRR_DBYP); /* DLL Enabled */
+
+ else
+ lcrr |= LCRR_DBYP; /* DLL Bypass */
+
+ out_be32(&lbc->lcrr, lcrr);
asm("sync;isync;msync");
- lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
- lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
+ /*
+ * According to MPC8548ERMAD Rev.1.3 read back LCRR
+ * and terminate with isync
+ */
+ lcrr = in_be32(&lbc->lcrr);
+ asm ("isync;");
+
+ /* let DLL stabilize */
+ udelay(500);
+
+ out_be32(&lbc->ltesr, 0xffffffff); /* Clear LBC error IRQs */
+ out_be32(&lbc->lteir, 0xffffffff); /* Enable LBC error IRQs */
}
/*
* Initialize SDRAM memory on the Local Bus.
*/
-void
-sdram_init(void)
+void lbc_sdram_init(void)
{
-#if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM)
+#if defined(CONFIG_SYS_LBC_SDRAM_SIZE)
uint idx;
- volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
+ const unsigned long size = CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024;
+ volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE;
- uint lsdmr_common;
+ uint *sdram_addr2 = (uint *)(CONFIG_SYS_LBC_SDRAM_BASE + size/2);
puts(" SDRAM: ");
- print_size (CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
+ print_size(size, "\n");
/*
* Setup SDRAM Base and Option Registers
*/
- lbc->or3 = CONFIG_SYS_OR3_PRELIM;
- asm("msync");
+ set_lbc_or(3, CONFIG_SYS_OR3_PRELIM);
+ set_lbc_br(3, CONFIG_SYS_BR3_PRELIM);
+ set_lbc_or(4, CONFIG_SYS_OR4_PRELIM);
+ set_lbc_br(4, CONFIG_SYS_BR4_PRELIM);
- lbc->br3 = CONFIG_SYS_BR3_PRELIM;
+ out_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR);
asm("msync");
- lbc->lbcr = CONFIG_SYS_LBC_LBCR;
- asm("msync");
-
-
- lbc->lsrt = CONFIG_SYS_LBC_LSRT;
- lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
+ out_be32(&lbc->lsrt, CONFIG_SYS_LBC_LSRT);
+ out_be32(&lbc->mrtpr, CONFIG_SYS_LBC_MRTPR);
asm("msync");
- /*
- * MPC8548 uses "new" 15-16 style addressing.
- */
- lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON;
- lsdmr_common |= LSDMR_BSMA1516;
-
/*
* Issue PRECHARGE ALL command.
*/
- lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL;
+ out_be32(&lbc->lsdmr, CONFIG_SYS_LBC_LSDMR_PCHALL);
asm("sync;msync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
+ *sdram_addr2 = 0xff;
+ ppcDcbf((unsigned long) sdram_addr2);
udelay(100);
/*
* Issue 8 AUTO REFRESH commands.
*/
for (idx = 0; idx < 8; idx++) {
- lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH;
+ out_be32(&lbc->lsdmr, CONFIG_SYS_LBC_LSDMR_ARFRSH);
asm("sync;msync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
+ *sdram_addr2 = 0xff;
+ ppcDcbf((unsigned long) sdram_addr2);
udelay(100);
}
/*
* Issue 8 MODE-set command.
*/
- lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW;
+ out_be32(&lbc->lsdmr, CONFIG_SYS_LBC_LSDMR_MRW);
asm("sync;msync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
+ *sdram_addr2 = 0xff;
+ ppcDcbf((unsigned long) sdram_addr2);
udelay(100);
/*
- * Issue NORMAL OP command.
+ * Issue RFEN command.
*/
- lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL;
+ out_be32(&lbc->lsdmr, CONFIG_SYS_LBC_LSDMR_RFEN);
asm("sync;msync");
*sdram_addr = 0xff;
ppcDcbf((unsigned long) sdram_addr);
+ *sdram_addr2 = 0xff;
+ ppcDcbf((unsigned long) sdram_addr2);
udelay(200); /* Overkill. Must wait > 200 bus cycles */
#endif /* enable SDRAM init */
}
#endif
-#if !defined(CONFIG_SPD_EEPROM)
-/*************************************************************************
- * fixed_sdram init -- doesn't use serial presence detect.
- * assumes 256MB DDR2 SDRAM SODIMM, without ECC, running at DDR400 speed.
- ************************************************************************/
-long int fixed_sdram (void)
-{
- #define CONFIG_SYS_DDR_CONTROL 0xc300c000
-
- volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
-
- ddr->cs0_bnds = 0x0000007f;
- ddr->cs1_bnds = 0x008000ff;
- ddr->cs2_bnds = 0x00000000;
- ddr->cs3_bnds = 0x00000000;
- ddr->cs0_config = 0x80010101;
- ddr->cs1_config = 0x80010101;
- ddr->cs2_config = 0x00000000;
- ddr->cs3_config = 0x00000000;
- ddr->timing_cfg_3 = 0x00000000;
- ddr->timing_cfg_0 = 0x00220802;
- ddr->timing_cfg_1 = 0x38377322;
- ddr->timing_cfg_2 = 0x0fa044C7;
- ddr->sdram_cfg = 0x4300C000;
- ddr->sdram_cfg_2 = 0x24401000;
- ddr->sdram_mode = 0x23C00542;
- ddr->sdram_mode_2 = 0x00000000;
- ddr->sdram_interval = 0x05080100;
- ddr->sdram_md_cntl = 0x00000000;
- ddr->sdram_data_init = 0x00000000;
- ddr->sdram_clk_cntl = 0x03800000;
- asm("sync;isync;msync");
- udelay(500);
-
- #if defined (CONFIG_DDR_ECC)
- /* Enable ECC checking */
- ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
- #else
- ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
- #endif
-
- return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
-}
-#endif
-
-#if defined(CONFIG_PCI) || defined(CONFIG_PCI1)
-/* 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_sbc8548_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 pci1_hose = {
- config_table: pci_sbc8548_config_table};
-#endif /* CONFIG_PCI */
-
-#ifdef CONFIG_PCI2
-static struct pci_controller pci2_hose;
-#endif /* CONFIG_PCI2 */
-
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif /* CONFIG_PCIE1 */
-
-int first_free_busno=0;
+#ifdef CONFIG_PCI1
+static struct pci_controller pci1_hose;
+#endif /* CONFIG_PCI1 */
+#ifdef CONFIG_PCI
void
pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ int first_free_busno = 0;
#ifdef CONFIG_PCI1
-{
- volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
- struct pci_controller *hose = &pci1_hose;
- struct pci_config_table *table;
- struct pci_region *r = hose->regions;
-
- uint pci_32 = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* 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 = is_fsl_pci_agent(LAW_TRGT_IF_PCI_1, host_agent);
-
- uint pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
-
- if (!(gur->devdisr & MPC85xx_DEVDISR_PCI1)) {
- printf (" PCI: %d bit, %s MHz, %s, %s, %s\n",
+ struct fsl_pci_info pci_info;
+ u32 devdisr = in_be32(&gur->devdisr);
+ u32 pordevsr = in_be32(&gur->pordevsr);
+ u32 porpllsr = in_be32(&gur->porpllsr);
+
+ if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
+ uint pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32;
+ uint pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
+ uint pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
+ uint pci_speed = CONFIG_SYS_CLK_FREQ; /* get_clock_freq() */
+
+ printf("PCI: Host, %d bit, %s MHz, %s, %s\n",
(pci_32) ? 32 : 64,
- (pci_speed == 33333000) ? "33" :
- (pci_speed == 66666000) ? "66" : "unknown",
+ (pci_speed == 33000000) ? "33" :
+ (pci_speed == 66000000) ? "66" : "unknown",
pci_clk_sel ? "sync" : "async",
- pci_agent ? "agent" : "host",
- pci_arb ? "arbiter" : "external-arbiter"
- );
-
- /* outbound memory */
- pci_set_region(r++,
- CONFIG_SYS_PCI1_MEM_BASE,
- CONFIG_SYS_PCI1_MEM_PHYS,
- CONFIG_SYS_PCI1_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* outbound io */
- pci_set_region(r++,
- CONFIG_SYS_PCI1_IO_BASE,
- CONFIG_SYS_PCI1_IO_PHYS,
- CONFIG_SYS_PCI1_IO_SIZE,
- PCI_REGION_IO);
- hose->region_count = r - hose->regions;
-
- /* relocate config table pointers */
- hose->config_table = \
- (struct pci_config_table *)((uint)hose->config_table + gd->reloc_off);
- for (table = hose->config_table; table && table->vendor; table++)
- table->config_device += gd->reloc_off;
-
- hose->first_busno=first_free_busno;
-
- fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
- first_free_busno=hose->last_busno+1;
- printf ("PCI on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
-#ifdef CONFIG_PCIX_CHECK
- if (!(gur->pordevsr & MPC85xx_PORDEVSR_PCI1)) {
- /* PCI-X init */
- if (CONFIG_SYS_CLK_FREQ < 66000000)
- printf("PCI-X will only work at 66 MHz\n");
-
- reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
- | PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
- pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
- }
-#endif
- } else {
- printf (" PCI: disabled\n");
- }
-}
-#else
- gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
-#endif
+ pci_arb ? "arbiter" : "external-arbiter");
-#ifdef CONFIG_PCI2
-{
- uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
- uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
- if (pci_dual) {
- printf (" PCI2: 32 bit, 66 MHz, %s\n",
- pci2_clk_sel ? "sync" : "async");
+ SET_STD_PCI_INFO(pci_info, 1);
+ set_next_law(pci_info.mem_phys,
+ law_size_bits(pci_info.mem_size), pci_info.law);
+ set_next_law(pci_info.io_phys,
+ law_size_bits(pci_info.io_size), pci_info.law);
+
+ first_free_busno = fsl_pci_init_port(&pci_info,
+ &pci1_hose, first_free_busno);
} else {
- printf (" PCI2: disabled\n");
+ printf("PCI: disabled\n");
}
-}
-#else
- gur->devdisr |= MPC85xx_DEVDISR_PCI2; /* disable */
-#endif /* CONFIG_PCI2 */
-
-#ifdef CONFIG_PCIE1
-{
- volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
- struct pci_controller *hose = &pcie1_hose;
- int pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent);
- struct pci_region *r = hose->regions;
-
- int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
-
- 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");
-
- /* outbound memory */
- pci_set_region(r++,
- CONFIG_SYS_PCIE1_MEM_BASE,
- CONFIG_SYS_PCIE1_MEM_PHYS,
- CONFIG_SYS_PCIE1_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* outbound io */
- pci_set_region(r++,
- CONFIG_SYS_PCIE1_IO_BASE,
- CONFIG_SYS_PCIE1_IO_PHYS,
- CONFIG_SYS_PCIE1_IO_SIZE,
- PCI_REGION_IO);
-
- hose->region_count = r - hose->regions;
- hose->first_busno=first_free_busno;
-
- fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
- printf ("PCIE on bus %d - %d\n",hose->first_busno,hose->last_busno);
+ puts("\n");
+#else
+ setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
+#endif
- first_free_busno=hose->last_busno+1;
+ setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable PCI2 */
- } else {
- printf (" PCIE: disabled\n");
- }
- }
-#else
- gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
+ fsl_pcie_init_board(first_free_busno);
+}
#endif
+int board_eth_init(bd_t *bis)
+{
+ tsec_standard_init(bis);
+ pci_eth_init(bis);
+ return 0; /* otherwise cpu_eth_init gets run */
}
int last_stage_init(void)
void ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
-#ifdef CONFIG_PCI1
- ft_fsl_pci_setup(blob, "pci0", &pci1_hose);
-#endif
-#ifdef CONFIG_PCIE1
- ft_fsl_pci_setup(blob, "pci1", &pcie1_hose);
+
+#ifdef CONFIG_FSL_PCI_INIT
+ FT_FSL_PCI_SETUP;
#endif
}
#endif
projects / karo-tx-uboot.git / blobdiff