diff options
Diffstat (limited to 'u-boot/board/freescale/mpc8536ds/mpc8536ds.c')
| -rw-r--r-- | u-boot/board/freescale/mpc8536ds/mpc8536ds.c | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/u-boot/board/freescale/mpc8536ds/mpc8536ds.c b/u-boot/board/freescale/mpc8536ds/mpc8536ds.c new file mode 100644 index 0000000..f83f629 --- /dev/null +++ b/u-boot/board/freescale/mpc8536ds/mpc8536ds.c @@ -0,0 +1,287 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/cache.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_pci.h> +#include <asm/fsl_ddr_sdram.h> +#include <asm/io.h> +#include <asm/fsl_serdes.h> +#include <spd.h> +#include <miiphy.h> +#include <libfdt.h> +#include <spd_sdram.h> +#include <fdt_support.h> +#include <tsec.h> +#include <netdev.h> +#include <sata.h> + +#include "../common/sgmii_riser.h" + +int board_early_init_f (void) +{ +#ifdef CONFIG_MMC + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + + setbits_be32(&gur->pmuxcr, + (MPC85xx_PMUXCR_SD_DATA | + MPC85xx_PMUXCR_SDHC_CD | + MPC85xx_PMUXCR_SDHC_WP)); + +#endif + return 0; +} + +int checkboard (void) +{ + u8 vboot; + u8 *pixis_base = (u8 *)PIXIS_BASE; + + puts("Board: MPC8536DS "); +#ifdef CONFIG_PHYS_64BIT + puts("(36-bit addrmap) "); +#endif + + printf ("Sys ID: 0x%02x, " + "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ", + in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER), + in_8(pixis_base + PIXIS_PVER)); + + vboot = in_8(pixis_base + PIXIS_VBOOT); + switch ((vboot & PIXIS_VBOOT_LBMAP) >> 5) { + case PIXIS_VBOOT_LBMAP_NOR0: + puts ("vBank: 0\n"); + break; + case PIXIS_VBOOT_LBMAP_NOR1: + puts ("vBank: 1\n"); + break; + case PIXIS_VBOOT_LBMAP_NOR2: + puts ("vBank: 2\n"); + break; + case PIXIS_VBOOT_LBMAP_NOR3: + puts ("vBank: 3\n"); + break; + case PIXIS_VBOOT_LBMAP_PJET: + puts ("Promjet\n"); + break; + case PIXIS_VBOOT_LBMAP_NAND: + puts ("NAND\n"); + break; + } + + return 0; +} + +#if !defined(CONFIG_SPD_EEPROM) +/* + * Fixed sdram init -- doesn't use serial presence detect. + */ + +phys_size_t fixed_sdram (void) +{ + volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; + volatile ccsr_ddr_t *ddr= &immap->im_ddr; + uint d_init; + + ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS; + ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG; + + ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3; + ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0; + ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; + ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; + ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1; + ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2; + ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL; + ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT; + ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL; + ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2; + +#if defined (CONFIG_DDR_ECC) + ddr->err_int_en = CONFIG_SYS_DDR_ERR_INT_EN; + ddr->err_disable = CONFIG_SYS_DDR_ERR_DIS; + ddr->err_sbe = CONFIG_SYS_DDR_SBE; +#endif + asm("sync;isync"); + + udelay(500); + + ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL; + +#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + d_init = 1; + debug("DDR - 1st controller: memory initializing\n"); + /* + * Poll until memory is initialized. + * 512 Meg at 400 might hit this 200 times or so. + */ + while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) { + udelay(1000); + } + debug("DDR: memory initialized\n\n"); + asm("sync; isync"); + udelay(500); +#endif + + return 512 * 1024 * 1024; +} + +#endif + +#ifdef CONFIG_PCI1 +static struct pci_controller pci1_hose; +#endif + +#ifdef CONFIG_PCI +void pci_init_board(void) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + struct fsl_pci_info pci_info; + u32 devdisr, pordevsr; + u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel; + int first_free_busno; + + first_free_busno = fsl_pcie_init_board(0); + +#ifdef CONFIG_PCI1 + devdisr = in_be32(&gur->devdisr); + pordevsr = in_be32(&gur->pordevsr); + porpllsr = in_be32(&gur->porpllsr); + + pci_speed = 66666000; + pci_32 = 1; + pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB; + pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD; + + if (!(devdisr & MPC85xx_DEVDISR_PCI1)) { + SET_STD_PCI_INFO(pci_info, 1); + set_next_law(pci_info.mem_phys, + law_size_bits(pci_info.mem_size), pci_info.law); + set_next_law(pci_info.io_phys, + law_size_bits(pci_info.io_size), pci_info.law); + + pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs); + printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n", + (pci_32) ? 32 : 64, + (pci_speed == 33333000) ? "33" : + (pci_speed == 66666000) ? "66" : "unknown", + pci_clk_sel ? "sync" : "async", + pci_agent ? "agent" : "host", + pci_arb ? "arbiter" : "external-arbiter", + pci_info.regs); + + first_free_busno = fsl_pci_init_port(&pci_info, + &pci1_hose, first_free_busno); + } else { + printf("PCI: disabled\n"); + } + + puts("\n"); +#else + setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */ +#endif +} +#endif + +int board_early_init_r(void) +{ + const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; + const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + + /* + * Remap Boot flash + PROMJET region to caching-inhibited + * so that flash can be erased properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* invalidate existing TLB entry for flash + promjet */ + disable_tlb(flash_esel); + + set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */ + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */ + 0, flash_esel, BOOKE_PAGESZ_256M, 1); /* ts, esel, tsize, iprot */ + + return 0; +} + +int board_eth_init(bd_t *bis) +{ +#ifdef CONFIG_TSEC_ENET + struct tsec_info_struct tsec_info[2]; + int num = 0; + +#ifdef CONFIG_TSEC1 + SET_STD_TSEC_INFO(tsec_info[num], 1); + if (is_serdes_configured(SGMII_TSEC1)) { + puts("eTSEC1 is in sgmii mode.\n"); + tsec_info[num].phyaddr = 0; + tsec_info[num].flags |= TSEC_SGMII; + } + num++; +#endif +#ifdef CONFIG_TSEC3 + SET_STD_TSEC_INFO(tsec_info[num], 3); + if (is_serdes_configured(SGMII_TSEC3)) { + puts("eTSEC3 is in sgmii mode.\n"); + tsec_info[num].phyaddr = 1; + tsec_info[num].flags |= TSEC_SGMII; + } + num++; +#endif + + if (!num) { + printf("No TSECs initialized\n"); + return 0; + } + +#ifdef CONFIG_FSL_SGMII_RISER + if (is_serdes_configured(SGMII_TSEC1) || + is_serdes_configured(SGMII_TSEC3)) { + fsl_sgmii_riser_init(tsec_info, num); + } +#endif + + tsec_eth_init(bis, tsec_info, num); +#endif + return pci_eth_init(bis); +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + + FT_FSL_PCI_SETUP; + +#ifdef CONFIG_FSL_SGMII_RISER + fsl_sgmii_riser_fdt_fixup(blob); +#endif +} +#endif |