| /* |
| * Copyright 2007-2010 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 <miiphy.h> |
| #include <libfdt.h> |
| #include <fdt_support.h> |
| #include <tsec.h> |
| #include <asm/fsl_law.h> |
| #include <asm/mp.h> |
| #include <netdev.h> |
| |
| #include "../common/ngpixis.h" |
| #include "../common/sgmii_riser.h" |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| phys_size_t fixed_sdram(void); |
| |
| int checkboard(void) |
| { |
| u8 sw; |
| |
| puts("Board: P2020DS "); |
| #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->id), in_8(&pixis->arch), in_8(&pixis->scver)); |
| |
| sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH)); |
| sw = (sw & PIXIS_LBMAP_MASK) >> PIXIS_LBMAP_SHIFT; |
| |
| if (sw < 0x8) |
| /* The lower two bits are the actual vbank number */ |
| printf("vBank: %d\n", sw & 3); |
| else |
| puts("Promjet\n"); |
| |
| return 0; |
| } |
| |
| phys_size_t initdram(int board_type) |
| { |
| phys_size_t dram_size = 0; |
| |
| puts("Initializing...."); |
| |
| #ifdef CONFIG_SPD_EEPROM |
| dram_size = fsl_ddr_sdram(); |
| #else |
| dram_size = fixed_sdram(); |
| |
| if (set_ddr_laws(CONFIG_SYS_DDR_SDRAM_BASE, |
| dram_size, |
| LAW_TRGT_IF_DDR) < 0) { |
| printf("ERROR setting Local Access Windows for DDR\n"); |
| return 0; |
| }; |
| #endif |
| dram_size = setup_ddr_tlbs(dram_size / 0x100000); |
| dram_size *= 0x100000; |
| |
| puts(" DDR: "); |
| return dram_size; |
| } |
| |
| #if !defined(CONFIG_SPD_EEPROM) |
| /* |
| * Fixed sdram init -- doesn't use serial presence detect. |
| */ |
| |
| phys_size_t fixed_sdram(void) |
| { |
| volatile ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR; |
| uint d_init; |
| |
| 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->sdram_mode = CONFIG_SYS_DDR_MODE_1; |
| ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2; |
| ddr->sdram_md_cntl = CONFIG_SYS_DDR_MODE_CTRL; |
| 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; |
| ddr->ddr_zq_cntl = CONFIG_SYS_DDR_ZQ_CNTL; |
| ddr->ddr_wrlvl_cntl = CONFIG_SYS_DDR_WRLVL_CNTL; |
| ddr->ddr_cdr1 = CONFIG_SYS_DDR_CDR1; |
| ddr->timing_cfg_4 = CONFIG_SYS_DDR_TIMING_4; |
| ddr->timing_cfg_5 = CONFIG_SYS_DDR_TIMING_5; |
| |
| if (!strcmp("performance", getenv("perf_mode"))) { |
| /* Performance Mode Values */ |
| |
| ddr->cs1_config = CONFIG_SYS_DDR_CS1_CONFIG_PERF; |
| ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS_PERF; |
| ddr->cs1_bnds = CONFIG_SYS_DDR_CS1_BNDS_PERF; |
| ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1_PERF; |
| ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2_PERF; |
| |
| asm("sync;isync"); |
| |
| udelay(500); |
| |
| ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL_PERF; |
| } else { |
| /* Stable Mode Values */ |
| |
| ddr->cs1_config = CONFIG_SYS_DDR_CS1_CONFIG; |
| ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS; |
| ddr->cs1_bnds = CONFIG_SYS_DDR_CS1_BNDS; |
| ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; |
| ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; |
| |
| /* ECC will be assumed in stable mode */ |
| 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; |
| |
| 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 CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; |
| } |
| |
| #endif |
| |
| #ifdef CONFIG_PCIE1 |
| static struct pci_controller pcie1_hose; |
| #endif |
| |
| #ifdef CONFIG_PCIE2 |
| static struct pci_controller pcie2_hose; |
| #endif |
| |
| #ifdef CONFIG_PCIE3 |
| static struct pci_controller pcie3_hose; |
| #endif |
| |
| #ifdef CONFIG_PCI |
| void pci_init_board(void) |
| { |
| volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| struct fsl_pci_info pci_info[3]; |
| u32 devdisr, pordevsr, io_sel; |
| int first_free_busno = 0; |
| int num = 0; |
| |
| int pcie_ep, pcie_configured; |
| |
| devdisr = in_be32(&gur->devdisr); |
| pordevsr = in_be32(&gur->pordevsr); |
| io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19; |
| |
| debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel); |
| |
| if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) |
| printf(" eTSEC2 is in sgmii mode.\n"); |
| if (!(pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS)) |
| printf(" eTSEC3 is in sgmii mode.\n"); |
| |
| puts("\n"); |
| #ifdef CONFIG_PCIE2 |
| pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel); |
| |
| if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)) { |
| SET_STD_PCIE_INFO(pci_info[num], 2); |
| pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs); |
| printf(" PCIE2 connected to ULI as %s (base addr %lx)\n", |
| pcie_ep ? "Endpoint" : "Root Complex", |
| pci_info[num].regs); |
| first_free_busno = fsl_pci_init_port(&pci_info[num++], |
| &pcie2_hose, first_free_busno); |
| |
| /* |
| * The workaround doesn't work on p2020 because the location |
| * we try and read isn't valid on p2020, fix this later |
| */ |
| #if 0 |
| /* |
| * Activate ULI1575 legacy chip by performing a fake |
| * memory access. Needed to make ULI RTC work. |
| * Device 1d has the first on-board memory BAR. |
| */ |
| |
| pci_hose_read_config_dword(hose, PCI_BDF(2, 0x1d, 0), |
| PCI_BASE_ADDRESS_1, &temp32); |
| if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) { |
| void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0), |
| temp32, 4, 0); |
| debug(" uli1575 read to %p\n", p); |
| in_be32(p); |
| } |
| #endif |
| } else { |
| printf(" PCIE2: disabled\n"); |
| } |
| puts("\n"); |
| #else |
| setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */ |
| #endif |
| |
| #ifdef CONFIG_PCIE3 |
| pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel); |
| |
| if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)) { |
| SET_STD_PCIE_INFO(pci_info[num], 3); |
| pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs); |
| printf(" PCIE3 connected to Slot 1 as %s (base addr %lx)\n", |
| pcie_ep ? "Endpoint" : "Root Complex", |
| pci_info[num].regs); |
| first_free_busno = fsl_pci_init_port(&pci_info[num++], |
| &pcie3_hose, first_free_busno); |
| } else { |
| printf(" PCIE3: disabled\n"); |
| } |
| puts("\n"); |
| #else |
| setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */ |
| #endif |
| |
| #ifdef CONFIG_PCIE1 |
| pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel); |
| |
| if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)) { |
| SET_STD_PCIE_INFO(pci_info[num], 1); |
| pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs); |
| printf(" PCIE1 connected to Slot 2 as %s (base addr %lx)\n", |
| pcie_ep ? "Endpoint" : "Root Complex", |
| pci_info[num].regs); |
| first_free_busno = fsl_pci_init_port(&pci_info[num++], |
| &pcie1_hose, first_free_busno); |
| } else { |
| printf(" PCIE1: disabled\n"); |
| } |
| puts("\n"); |
| #else |
| setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* 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, |
| MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, |
| 0, flash_esel, BOOKE_PAGESZ_256M, 1); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_TSEC_ENET |
| int board_eth_init(bd_t *bis) |
| { |
| struct tsec_info_struct tsec_info[4]; |
| volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| int num = 0; |
| |
| #ifdef CONFIG_TSEC1 |
| SET_STD_TSEC_INFO(tsec_info[num], 1); |
| num++; |
| #endif |
| #ifdef CONFIG_TSEC2 |
| SET_STD_TSEC_INFO(tsec_info[num], 2); |
| if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) |
| tsec_info[num].flags |= TSEC_SGMII; |
| num++; |
| #endif |
| #ifdef CONFIG_TSEC3 |
| SET_STD_TSEC_INFO(tsec_info[num], 3); |
| if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS)) |
| tsec_info[num].flags |= TSEC_SGMII; |
| num++; |
| #endif |
| |
| if (!num) { |
| printf("No TSECs initialized\n"); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_FSL_SGMII_RISER |
| fsl_sgmii_riser_init(tsec_info, num); |
| #endif |
| |
| tsec_eth_init(bis, tsec_info, num); |
| |
| return pci_eth_init(bis); |
| } |
| #endif |
| |
| #if defined(CONFIG_OF_BOARD_SETUP) |
| void ft_board_setup(void *blob, bd_t *bd) |
| { |
| 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); |
| |
| FT_FSL_PCI_SETUP; |
| |
| #ifdef CONFIG_FSL_SGMII_RISER |
| fsl_sgmii_riser_fdt_fixup(blob); |
| #endif |
| } |
| #endif |
| |
| #ifdef CONFIG_MP |
| void board_lmb_reserve(struct lmb *lmb) |
| { |
| cpu_mp_lmb_reserve(lmb); |
| } |
| #endif |