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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289 lines
6.9 KiB
289 lines
6.9 KiB
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2008-2012 Freescale Semiconductor, Inc.
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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 <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 <linux/libfdt.h>
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#include <spd_sdram.h>
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#include <fdt_support.h>
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#include <fsl_mdio.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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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_SDHC_CD |
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MPC85xx_PMUXCR_SDHC_WP));
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/* The MPC8536DS board insert the SDHC_WP pin for erratum NMG_eSDHC118,
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* however, this erratum only applies to MPC8536 Rev1.0.
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* So set SDHC_WP to active-low when use MPC8536 Rev1.1 and greater.*/
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if ((((SVR_MAJ(get_svr()) & 0x7) == 0x1) &&
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(SVR_MIN(get_svr()) >= 0x1))
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|| (SVR_MAJ(get_svr() & 0x7) > 0x1))
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setbits_be32(&gur->gencfgr, MPC85xx_GENCFGR_SDHC_WP_INV);
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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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printf("Board: MPC8536DS 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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#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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struct ccsr_ddr __iomem *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_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;
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u32 devdisr, pordevsr;
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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;
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first_free_busno = fsl_pcie_init_board(0);
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#ifdef CONFIG_PCI1
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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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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_STD_PCI_INFO(pci_info, 1);
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set_next_law(pci_info.mem_phys,
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law_size_bits(pci_info.mem_size), pci_info.law);
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set_next_law(pci_info.io_phys,
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law_size_bits(pci_info.io_size), pci_info.law);
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pci_agent = fsl_setup_hose(&pci1_hose, pci_info.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.regs);
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first_free_busno = fsl_pci_init_port(&pci_info,
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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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int 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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if (flash_esel == -1) {
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/* very unlikely unless something is messed up */
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puts("Error: Could not find TLB for FLASH BASE\n");
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flash_esel = 1; /* give our best effort to continue */
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} else {
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/* invalidate existing TLB entry for flash + promjet */
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disable_tlb(flash_esel);
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}
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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 fsl_pq_mdio_info mdio_info;
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struct tsec_info_struct tsec_info[2];
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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 (is_serdes_configured(SGMII_TSEC1)) {
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puts("eTSEC1 is in sgmii mode.\n");
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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 (is_serdes_configured(SGMII_TSEC3)) {
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puts("eTSEC3 is in sgmii mode.\n");
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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 (is_serdes_configured(SGMII_TSEC1) ||
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is_serdes_configured(SGMII_TSEC3)) {
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fsl_sgmii_riser_init(tsec_info, num);
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}
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#endif
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mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
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mdio_info.name = DEFAULT_MII_NAME;
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fsl_pq_mdio_init(bis, &mdio_info);
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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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int 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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#ifdef CONFIG_HAS_FSL_MPH_USB
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fsl_fdt_fixup_dr_usb(blob, bd);
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#endif
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return 0;
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}
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#endif
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