upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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513 lines
12 KiB
513 lines
12 KiB
/*
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* Copyright 2007-2009 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/cache.h>
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#include <asm/immap_85xx.h>
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#include <asm/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/sgmii_riser.h"
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long int fixed_sdram(void);
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int checkboard (void)
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{
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u8 vboot;
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u8 *pixis_base = (u8 *)PIXIS_BASE;
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puts ("Board: MPC8572DS ");
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#ifdef CONFIG_PHYS_64BIT
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puts ("(36-bit addrmap) ");
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#endif
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printf ("Sys ID: 0x%02x, "
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"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
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in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
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in_8(pixis_base + PIXIS_PVER));
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vboot = in_8(pixis_base + PIXIS_VBOOT);
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switch ((vboot & PIXIS_VBOOT_LBMAP) >> 6) {
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case PIXIS_VBOOT_LBMAP_NOR0:
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puts ("vBank: 0\n");
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break;
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case PIXIS_VBOOT_LBMAP_PJET:
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puts ("Promjet\n");
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break;
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case PIXIS_VBOOT_LBMAP_NAND:
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puts ("NAND\n");
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break;
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case PIXIS_VBOOT_LBMAP_NOR1:
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puts ("vBank: 1\n");
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break;
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}
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return 0;
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}
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phys_size_t initdram(int board_type)
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{
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phys_size_t dram_size = 0;
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puts("Initializing....");
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#ifdef CONFIG_SPD_EEPROM
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dram_size = fsl_ddr_sdram();
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#else
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dram_size = fixed_sdram();
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#endif
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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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#if !defined(CONFIG_SPD_EEPROM)
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/*
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* Fixed sdram init -- doesn't use serial presence detect.
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*/
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phys_size_t fixed_sdram (void)
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{
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volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
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volatile ccsr_ddr_t *ddr= &immap->im_ddr;
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uint d_init;
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ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
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ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
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ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
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ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
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ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
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ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
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ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
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ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
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ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
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ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
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ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
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ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
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#if defined (CONFIG_DDR_ECC)
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ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN;
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ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS;
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ddr->err_sbe = CONFIG_SYS_DDR_SBE;
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#endif
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asm("sync;isync");
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udelay(500);
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ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
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#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
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d_init = 1;
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debug("DDR - 1st controller: memory initializing\n");
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/*
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* Poll until memory is initialized.
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* 512 Meg at 400 might hit this 200 times or so.
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*/
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while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
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udelay(1000);
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}
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debug("DDR: memory initialized\n\n");
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asm("sync; isync");
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udelay(500);
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#endif
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return 512 * 1024 * 1024;
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}
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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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#ifdef CONFIG_PCI
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void 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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struct fsl_pci_info pci_info[3];
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u32 devdisr, pordevsr, io_sel, temp32;
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int first_free_busno = 0;
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int num = 0;
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int pcie_ep, pcie_configured;
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devdisr = in_be32(&gur->devdisr);
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pordevsr = in_be32(&gur->pordevsr);
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io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
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debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
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if (!(pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS))
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printf (" eTSEC1 is in sgmii mode.\n");
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if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
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printf (" eTSEC2 is in sgmii mode.\n");
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if (!(pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS))
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printf (" eTSEC3 is in sgmii mode.\n");
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if (!(pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS))
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printf (" eTSEC4 is in sgmii mode.\n");
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puts("\n");
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#ifdef CONFIG_PCIE3
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pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
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SET_STD_PCIE_INFO(pci_info[num], 3);
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pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
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printf (" PCIE3 connected to ULI as %s (base addr %lx)\n",
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pcie_ep ? "Endpoint" : "Root Complex",
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pci_info[num].regs);
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first_free_busno = fsl_pci_init_port(&pci_info[num++],
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&pcie3_hose, first_free_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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* Device 1d has the first on-board memory BAR.
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*/
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pci_hose_read_config_dword(&pcie3_hose, PCI_BDF(2, 0x1d, 0),
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PCI_BASE_ADDRESS_1, &temp32);
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if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) {
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void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0),
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temp32, 4, 0);
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debug(" uli1572 read to %p\n", p);
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in_be32(p);
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}
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} else {
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printf (" PCIE3: disabled\n");
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}
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puts("\n");
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#else
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setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
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#endif
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#ifdef CONFIG_PCIE2
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pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
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SET_STD_PCIE_INFO(pci_info[num], 2);
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pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
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printf (" PCIE2 connected to Slot 1 as %s (base addr %lx)\n",
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pcie_ep ? "Endpoint" : "Root Complex",
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pci_info[num].regs);
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first_free_busno = fsl_pci_init_port(&pci_info[num++],
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&pcie2_hose, first_free_busno);
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} else {
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printf (" PCIE2: disabled\n");
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}
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puts("\n");
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#else
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setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
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#endif
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#ifdef CONFIG_PCIE1
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pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
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SET_STD_PCIE_INFO(pci_info[num], 1);
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pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
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printf (" PCIE1 connected to Slot 2 as %s (base addr %lx)\n",
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pcie_ep ? "Endpoint" : "Root Complex",
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pci_info[num].regs);
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first_free_busno = fsl_pci_init_port(&pci_info[num++],
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&pcie1_hose, first_free_busno);
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} else {
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printf (" PCIE1: disabled\n");
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}
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puts("\n");
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#else
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setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
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#endif
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}
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#endif
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int board_early_init_r(void)
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{
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const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
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const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
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/*
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* Remap Boot flash + PROMJET region to caching-inhibited
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* so that flash can be erased properly.
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*/
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/* Flush d-cache and invalidate i-cache of any FLASH data */
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flush_dcache();
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invalidate_icache();
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/* invalidate existing TLB entry for flash + promjet */
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disable_tlb(flash_esel);
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set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
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MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
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0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */
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return 0;
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}
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#ifdef CONFIG_GET_CLK_FROM_ICS307
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/* decode S[0-2] to Output Divider (OD) */
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static unsigned char ics307_S_to_OD[] = {
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10, 2, 8, 4, 5, 7, 3, 6
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};
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/* Calculate frequency being generated by ICS307-02 clock chip based upon
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* the control bytes being programmed into it. */
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/* XXX: This function should probably go into a common library */
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static unsigned long
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ics307_clk_freq (unsigned char cw0, unsigned char cw1, unsigned char cw2)
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{
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const unsigned long InputFrequency = CONFIG_ICS307_REFCLK_HZ;
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unsigned long VDW = ((cw1 << 1) & 0x1FE) + ((cw2 >> 7) & 1);
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unsigned long RDW = cw2 & 0x7F;
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unsigned long OD = ics307_S_to_OD[cw0 & 0x7];
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unsigned long freq;
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/* CLK1Frequency = InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD) */
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/* cw0: C1 C0 TTL F1 F0 S2 S1 S0
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* cw1: V8 V7 V6 V5 V4 V3 V2 V1
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* cw2: V0 R6 R5 R4 R3 R2 R1 R0
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*
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* R6:R0 = Reference Divider Word (RDW)
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* V8:V0 = VCO Divider Word (VDW)
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* S2:S0 = Output Divider Select (OD)
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* F1:F0 = Function of CLK2 Output
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* TTL = duty cycle
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* C1:C0 = internal load capacitance for cyrstal
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*/
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/* Adding 1 to get a "nicely" rounded number, but this needs
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* more tweaking to get a "properly" rounded number. */
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freq = 1 + (InputFrequency * 2 * (VDW + 8) / ((RDW + 2) * OD));
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debug("ICS307: CW[0-2]: %02X %02X %02X => %u Hz\n", cw0, cw1, cw2,
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freq);
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return freq;
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}
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unsigned long get_board_sys_clk(ulong dummy)
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{
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u8 *pixis_base = (u8 *)PIXIS_BASE;
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return ics307_clk_freq (
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in_8(pixis_base + PIXIS_VSYSCLK0),
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in_8(pixis_base + PIXIS_VSYSCLK1),
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in_8(pixis_base + PIXIS_VSYSCLK2)
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);
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}
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unsigned long get_board_ddr_clk(ulong dummy)
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{
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u8 *pixis_base = (u8 *)PIXIS_BASE;
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return ics307_clk_freq (
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in_8(pixis_base + PIXIS_VDDRCLK0),
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in_8(pixis_base + PIXIS_VDDRCLK1),
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in_8(pixis_base + PIXIS_VDDRCLK2)
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);
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}
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#else
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unsigned long get_board_sys_clk(ulong dummy)
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{
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u8 i;
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ulong val = 0;
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u8 *pixis_base = (u8 *)PIXIS_BASE;
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i = in_8(pixis_base + PIXIS_SPD);
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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 = 83333333;
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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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unsigned long get_board_ddr_clk(ulong dummy)
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{
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u8 i;
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ulong val = 0;
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u8 *pixis_base = (u8 *)PIXIS_BASE;
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i = in_8(pixis_base + PIXIS_SPD);
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i &= 0x38;
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i >>= 3;
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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 = 83333333;
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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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#endif
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#ifdef CONFIG_TSEC_ENET
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int board_eth_init(bd_t *bis)
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{
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struct tsec_info_struct tsec_info[4];
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volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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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_TSEC2
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SET_STD_TSEC_INFO(tsec_info[num], 2);
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_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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#ifdef CONFIG_TSEC4
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SET_STD_TSEC_INFO(tsec_info[num], 4);
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if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_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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#ifdef CONFIG_FSL_SGMII_RISER
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fsl_sgmii_riser_init(tsec_info, num);
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#endif
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tsec_eth_init(bis, tsec_info, num);
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return pci_eth_init(bis);
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}
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#endif
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#if defined(CONFIG_OF_BOARD_SETUP)
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void ft_board_setup(void *blob, bd_t *bd)
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|
{
|
|
phys_addr_t base;
|
|
phys_size_t size;
|
|
|
|
ft_cpu_setup(blob, bd);
|
|
|
|
base = getenv_bootm_low();
|
|
size = getenv_bootm_size();
|
|
|
|
fdt_fixup_memory(blob, (u64)base, (u64)size);
|
|
|
|
#ifdef CONFIG_PCIE3
|
|
ft_fsl_pci_setup(blob, "pci0", &pcie3_hose);
|
|
#endif
|
|
#ifdef CONFIG_PCIE2
|
|
ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
|
|
#endif
|
|
#ifdef CONFIG_PCIE1
|
|
ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
|
|
#endif
|
|
#ifdef CONFIG_FSL_SGMII_RISER
|
|
fsl_sgmii_riser_fdt_fixup(blob);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MP
|
|
extern void cpu_mp_lmb_reserve(struct lmb *lmb);
|
|
|
|
void board_lmb_reserve(struct lmb *lmb)
|
|
{
|
|
cpu_mp_lmb_reserve(lmb);
|
|
}
|
|
#endif
|
|
|