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https://github.com/brain-hackers/u-boot-brain
synced 2024-09-12 07:43:22 +09:00
![Andy Fleming](/assets/img/avatar_default.png)
The device tree's PHY addresses need to be fixed up if we're using the SGMII Riser Card. The 8572, 8536, and 8544 DS boards were modified to call this function. Code idea taken from Liu Yu <yu.liu@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
505 lines
12 KiB
C
505 lines
12 KiB
C
/*
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* Copyright 2007 Freescale Semiconductor, Inc.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <command.h>
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#include <pci.h>
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#include <asm/processor.h>
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#include <asm/mmu.h>
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#include <asm/immap_85xx.h>
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#include <asm/immap_fsl_pci.h>
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#include <asm/fsl_ddr_sdram.h>
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#include <asm/io.h>
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#include <miiphy.h>
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#include <libfdt.h>
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#include <fdt_support.h>
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#include <tsec.h>
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#include <netdev.h>
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#include "../common/pixis.h"
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#include "../common/sgmii_riser.h"
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int checkboard (void)
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{
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volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
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volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR);
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if ((uint)&gur->porpllsr != 0xe00e0000) {
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printf("immap size error %lx\n",(ulong)&gur->porpllsr);
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}
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printf ("Board: MPC8544DS, System ID: 0x%02x, "
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"System Version: 0x%02x, FPGA Version: 0x%02x\n",
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in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
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in8(PIXIS_BASE + PIXIS_PVER));
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lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
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lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
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ecm->eedr = 0xffffffff; /* Clear ecm errors */
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ecm->eeer = 0xffffffff; /* Enable ecm errors */
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return 0;
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}
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phys_size_t
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initdram(int board_type)
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{
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long dram_size = 0;
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puts("Initializing\n");
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dram_size = fsl_ddr_sdram();
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dram_size = setup_ddr_tlbs(dram_size / 0x100000);
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dram_size *= 0x100000;
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puts(" DDR: ");
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return dram_size;
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}
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#ifdef CONFIG_PCI1
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static struct pci_controller pci1_hose;
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#endif
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#ifdef CONFIG_PCIE1
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static struct pci_controller pcie1_hose;
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#endif
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#ifdef CONFIG_PCIE2
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static struct pci_controller pcie2_hose;
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#endif
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#ifdef CONFIG_PCIE3
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static struct pci_controller pcie3_hose;
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#endif
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extern int fsl_pci_setup_inbound_windows(struct pci_region *r);
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extern void fsl_pci_init(struct pci_controller *hose);
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int first_free_busno=0;
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void
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pci_init_board(void)
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{
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volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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uint devdisr = gur->devdisr;
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uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
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uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
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debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
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devdisr, io_sel, host_agent);
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if (io_sel & 1) {
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
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printf (" eTSEC1 is in sgmii mode.\n");
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
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printf (" eTSEC3 is in sgmii mode.\n");
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}
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#ifdef CONFIG_PCIE3
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{
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volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE3_ADDR;
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struct pci_controller *hose = &pcie3_hose;
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int pcie_ep = (host_agent == 1);
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int pcie_configured = io_sel >= 6;
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struct pci_region *r = hose->regions;
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
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printf ("\n PCIE3 connected to ULI as %s (base address %x)",
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pcie_ep ? "End Point" : "Root Complex",
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(uint)pci);
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if (pci->pme_msg_det) {
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pci->pme_msg_det = 0xffffffff;
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debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
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}
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printf ("\n");
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/* inbound */
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r += fsl_pci_setup_inbound_windows(r);
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE3_MEM_BUS,
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CONFIG_SYS_PCIE3_MEM_PHYS,
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CONFIG_SYS_PCIE3_MEM_SIZE,
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PCI_REGION_MEM);
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/* outbound io */
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pci_set_region(r++,
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CONFIG_SYS_PCIE3_IO_BUS,
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CONFIG_SYS_PCIE3_IO_PHYS,
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CONFIG_SYS_PCIE3_IO_SIZE,
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PCI_REGION_IO);
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#ifdef CONFIG_SYS_PCIE3_MEM_BUS2
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE3_MEM_BUS2,
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CONFIG_SYS_PCIE3_MEM_PHYS2,
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CONFIG_SYS_PCIE3_MEM_SIZE2,
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PCI_REGION_MEM);
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#endif
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hose->region_count = r - hose->regions;
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hose->first_busno=first_free_busno;
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pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
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fsl_pci_init(hose);
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first_free_busno=hose->last_busno+1;
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printf (" PCIE3 on bus %02x - %02x\n",
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hose->first_busno,hose->last_busno);
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/*
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* Activate ULI1575 legacy chip by performing a fake
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* memory access. Needed to make ULI RTC work.
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*/
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in_be32((u32 *)CONFIG_SYS_PCIE3_MEM_BUS);
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} else {
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printf (" PCIE3: disabled\n");
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}
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}
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#else
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gur->devdisr |= MPC85xx_DEVDISR_PCIE3; /* disable */
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#endif
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#ifdef CONFIG_PCIE1
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{
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volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
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struct pci_controller *hose = &pcie1_hose;
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int pcie_ep = (host_agent == 5);
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int pcie_configured = io_sel >= 2;
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struct pci_region *r = hose->regions;
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
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printf ("\n PCIE1 connected to Slot2 as %s (base address %x)",
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pcie_ep ? "End Point" : "Root Complex",
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(uint)pci);
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if (pci->pme_msg_det) {
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pci->pme_msg_det = 0xffffffff;
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debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
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}
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printf ("\n");
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/* inbound */
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r += fsl_pci_setup_inbound_windows(r);
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE1_MEM_BUS,
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CONFIG_SYS_PCIE1_MEM_PHYS,
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CONFIG_SYS_PCIE1_MEM_SIZE,
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PCI_REGION_MEM);
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/* outbound io */
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pci_set_region(r++,
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CONFIG_SYS_PCIE1_IO_BUS,
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CONFIG_SYS_PCIE1_IO_PHYS,
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CONFIG_SYS_PCIE1_IO_SIZE,
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PCI_REGION_IO);
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#ifdef CONFIG_SYS_PCIE1_MEM_BUS2
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE1_MEM_BUS2,
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CONFIG_SYS_PCIE1_MEM_PHYS2,
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CONFIG_SYS_PCIE1_MEM_SIZE2,
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PCI_REGION_MEM);
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#endif
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hose->region_count = r - hose->regions;
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hose->first_busno=first_free_busno;
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pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
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fsl_pci_init(hose);
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first_free_busno=hose->last_busno+1;
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printf(" PCIE1 on bus %02x - %02x\n",
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hose->first_busno,hose->last_busno);
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} else {
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printf (" PCIE1: disabled\n");
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}
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}
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#else
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gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
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#endif
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#ifdef CONFIG_PCIE2
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{
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volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR;
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struct pci_controller *hose = &pcie2_hose;
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int pcie_ep = (host_agent == 3);
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int pcie_configured = io_sel >= 4;
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struct pci_region *r = hose->regions;
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
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printf ("\n PCIE2 connected to Slot 1 as %s (base address %x)",
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pcie_ep ? "End Point" : "Root Complex",
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(uint)pci);
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if (pci->pme_msg_det) {
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pci->pme_msg_det = 0xffffffff;
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debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
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}
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printf ("\n");
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/* inbound */
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r += fsl_pci_setup_inbound_windows(r);
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE2_MEM_BUS,
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CONFIG_SYS_PCIE2_MEM_PHYS,
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CONFIG_SYS_PCIE2_MEM_SIZE,
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PCI_REGION_MEM);
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/* outbound io */
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pci_set_region(r++,
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CONFIG_SYS_PCIE2_IO_BUS,
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CONFIG_SYS_PCIE2_IO_PHYS,
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CONFIG_SYS_PCIE2_IO_SIZE,
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PCI_REGION_IO);
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#ifdef CONFIG_SYS_PCIE2_MEM_BUS2
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE2_MEM_BUS2,
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CONFIG_SYS_PCIE2_MEM_PHYS2,
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CONFIG_SYS_PCIE2_MEM_SIZE2,
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PCI_REGION_MEM);
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#endif
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hose->region_count = r - hose->regions;
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hose->first_busno=first_free_busno;
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pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
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fsl_pci_init(hose);
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first_free_busno=hose->last_busno+1;
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printf (" PCIE2 on bus %02x - %02x\n",
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hose->first_busno,hose->last_busno);
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} else {
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printf (" PCIE2: disabled\n");
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}
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}
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#else
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gur->devdisr |= MPC85xx_DEVDISR_PCIE2; /* disable */
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#endif
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#ifdef CONFIG_PCI1
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{
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volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
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struct pci_controller *hose = &pci1_hose;
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struct pci_region *r = hose->regions;
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uint pci_agent = (host_agent == 6);
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uint pci_speed = 66666000; /*get_clock_freq (); PCI PSPEED in [4:5] */
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uint pci_32 = 1;
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uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB; /* PORDEVSR[14] */
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uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD; /* PORPLLSR[16] */
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if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
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printf ("\n PCI: %d bit, %s MHz, %s, %s, %s (base address %x)\n",
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(pci_32) ? 32 : 64,
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(pci_speed == 33333000) ? "33" :
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(pci_speed == 66666000) ? "66" : "unknown",
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pci_clk_sel ? "sync" : "async",
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pci_agent ? "agent" : "host",
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pci_arb ? "arbiter" : "external-arbiter",
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(uint)pci
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);
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/* inbound */
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r += fsl_pci_setup_inbound_windows(r);
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCI1_MEM_BUS,
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CONFIG_SYS_PCI1_MEM_PHYS,
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CONFIG_SYS_PCI1_MEM_SIZE,
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PCI_REGION_MEM);
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/* outbound io */
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pci_set_region(r++,
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CONFIG_SYS_PCI1_IO_BUS,
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CONFIG_SYS_PCI1_IO_PHYS,
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CONFIG_SYS_PCI1_IO_SIZE,
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PCI_REGION_IO);
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#ifdef CONFIG_SYS_PCIE3_MEM_BUS2
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/* outbound memory */
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pci_set_region(r++,
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CONFIG_SYS_PCIE3_MEM_BUS2,
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CONFIG_SYS_PCIE3_MEM_PHYS2,
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CONFIG_SYS_PCIE3_MEM_SIZE2,
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PCI_REGION_MEM);
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#endif
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hose->region_count = r - hose->regions;
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hose->first_busno=first_free_busno;
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pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
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fsl_pci_init(hose);
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first_free_busno=hose->last_busno+1;
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printf ("PCI on bus %02x - %02x\n",
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hose->first_busno,hose->last_busno);
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} else {
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printf (" PCI: disabled\n");
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}
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}
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#else
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gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
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#endif
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}
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int last_stage_init(void)
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{
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return 0;
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}
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unsigned long
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get_board_sys_clk(ulong dummy)
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{
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u8 i, go_bit, rd_clks;
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ulong val = 0;
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go_bit = in8(PIXIS_BASE + PIXIS_VCTL);
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go_bit &= 0x01;
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rd_clks = in8(PIXIS_BASE + PIXIS_VCFGEN0);
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rd_clks &= 0x1C;
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/*
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* Only if both go bit and the SCLK bit in VCFGEN0 are set
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* should we be using the AUX register. Remember, we also set the
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* GO bit to boot from the alternate bank on the on-board flash
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*/
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if (go_bit) {
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if (rd_clks == 0x1c)
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i = in8(PIXIS_BASE + PIXIS_AUX);
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else
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i = in8(PIXIS_BASE + PIXIS_SPD);
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} else {
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i = in8(PIXIS_BASE + PIXIS_SPD);
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}
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i &= 0x07;
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switch (i) {
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case 0:
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val = 33333333;
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break;
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case 1:
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val = 40000000;
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break;
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case 2:
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val = 50000000;
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break;
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case 3:
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val = 66666666;
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break;
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case 4:
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val = 83000000;
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break;
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case 5:
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val = 100000000;
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break;
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case 6:
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val = 133333333;
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break;
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case 7:
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val = 166666666;
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break;
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}
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return val;
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}
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int board_eth_init(bd_t *bis)
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{
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#ifdef CONFIG_TSEC_ENET
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struct tsec_info_struct tsec_info[2];
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volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
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int num = 0;
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#ifdef CONFIG_TSEC1
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SET_STD_TSEC_INFO(tsec_info[num], 1);
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
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tsec_info[num].flags |= TSEC_SGMII;
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num++;
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#endif
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#ifdef CONFIG_TSEC3
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SET_STD_TSEC_INFO(tsec_info[num], 3);
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
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tsec_info[num].flags |= TSEC_SGMII;
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num++;
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#endif
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if (!num) {
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printf("No TSECs initialized\n");
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return 0;
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}
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if (io_sel & 1)
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fsl_sgmii_riser_init(tsec_info, num);
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tsec_eth_init(bis, tsec_info, num);
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#endif
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return pci_eth_init(bis);
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}
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#if defined(CONFIG_OF_BOARD_SETUP)
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extern void ft_fsl_pci_setup(void *blob, const char *pci_alias,
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struct pci_controller *hose);
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void ft_board_setup(void *blob, bd_t *bd)
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{
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ft_cpu_setup(blob, bd);
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#ifdef CONFIG_PCI1
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ft_fsl_pci_setup(blob, "pci0", &pci1_hose);
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#endif
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#ifdef CONFIG_PCIE2
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ft_fsl_pci_setup(blob, "pci1", &pcie1_hose);
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#endif
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#ifdef CONFIG_PCIE1
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ft_fsl_pci_setup(blob, "pci2", &pcie3_hose);
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#endif
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#ifdef CONFIG_PCIE3
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ft_fsl_pci_setup(blob, "pci3", &pcie2_hose);
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#endif
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#ifdef CONFIG_FSL_SGMII_RISER
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fsl_sgmii_riser_fdt_fixup(blob);
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#endif
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}
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#endif
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