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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405 lines
10 KiB
405 lines
10 KiB
/*
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* Copyright 2008-2010 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 <asm/fsl_serdes.h>
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#include <spd.h>
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#include <miiphy.h>
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#include <libfdt.h>
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#include <spd_sdram.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 <sata.h>
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#include "../common/sgmii_riser.h"
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phys_size_t fixed_sdram(void);
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int board_early_init_f (void)
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{
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#ifdef CONFIG_MMC
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volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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setbits_be32(&gur->pmuxcr,
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(MPC85xx_PMUXCR_SD_DATA |
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MPC85xx_PMUXCR_SDHC_CD |
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MPC85xx_PMUXCR_SDHC_WP));
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#endif
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return 0;
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}
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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: MPC8536DS ");
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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) >> 5) {
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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_NOR1:
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puts ("vBank: 1\n");
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break;
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case PIXIS_VBOOT_LBMAP_NOR2:
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puts ("vBank: 2\n");
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break;
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case PIXIS_VBOOT_LBMAP_NOR3:
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puts ("vBank: 3\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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}
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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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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_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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#ifdef CONFIG_PCI
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void pci_init_board(void)
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{
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ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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struct fsl_pci_info pci_info[4];
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u32 devdisr, pordevsr, io_sel, sdrs2_io_sel;
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u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
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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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porpllsr = in_be32(&gur->porpllsr);
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io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
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sdrs2_io_sel = (pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
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debug(" pci_init_board: devdisr=%x, sdrs2_io_sel=%x, io_sel=%x\n",
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devdisr, sdrs2_io_sel, io_sel);
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if (sdrs2_io_sel == 7)
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printf("Serdes2 disalbed\n");
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else if (sdrs2_io_sel == 4) {
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printf("eTSEC1 is in sgmii mode.\n");
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printf("eTSEC3 is in sgmii mode.\n");
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} else if (sdrs2_io_sel == 6)
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printf("eTSEC1 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_serdes_configured(PCIE3);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){
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set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_512M,
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LAW_TRGT_IF_PCIE_3);
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set_next_law(CONFIG_SYS_PCIE3_IO_PHYS, LAW_SIZE_64K,
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LAW_TRGT_IF_PCIE_3);
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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 Slot3 as %s (base address %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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} 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_PCIE1
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pcie_configured = is_serdes_configured(PCIE1);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
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set_next_law(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_128M,
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LAW_TRGT_IF_PCIE_1);
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set_next_law(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K,
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LAW_TRGT_IF_PCIE_1);
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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 Slot1 as %s (base address %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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#ifdef CONFIG_PCIE2
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pcie_configured = is_serdes_configured(PCIE2);
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if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){
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set_next_law(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_128M,
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LAW_TRGT_IF_PCIE_2);
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set_next_law(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K,
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LAW_TRGT_IF_PCIE_2);
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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 2 as %s (base address %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_PCI1
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pci_speed = 66666000;
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pci_32 = 1;
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pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
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pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
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if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
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set_next_law(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_256M,
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LAW_TRGT_IF_PCI);
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set_next_law(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_64K,
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LAW_TRGT_IF_PCI);
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SET_STD_PCI_INFO(pci_info[num], 1);
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pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
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printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\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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pci_info[num].regs);
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first_free_busno = fsl_pci_init_port(&pci_info[num++],
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&pci1_hose, first_free_busno);
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} else {
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printf("PCI: 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_PCI1); /* 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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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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int num = 0;
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uint sdrs2_io_sel =
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(gur->pordevsr & MPC85xx_PORDEVSR_SRDS2_IO_SEL) >> 27;
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#ifdef CONFIG_TSEC1
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SET_STD_TSEC_INFO(tsec_info[num], 1);
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if ((sdrs2_io_sel == 4) || (sdrs2_io_sel == 6)) {
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tsec_info[num].phyaddr = 0;
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tsec_info[num].flags |= TSEC_SGMII;
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}
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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 (sdrs2_io_sel == 4) {
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tsec_info[num].phyaddr = 1;
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tsec_info[num].flags |= TSEC_SGMII;
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}
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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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if ((sdrs2_io_sel == 4) || (sdrs2_io_sel == 6))
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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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#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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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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FT_FSL_PCI_SETUP;
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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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