| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright 2007,2009-2010 Freescale Semiconductor, Inc. |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <init.h> |
| #include <pci.h> |
| #include <asm/processor.h> |
| #include <asm/mmu.h> |
| #include <asm/immap_85xx.h> |
| #include <asm/fsl_pci.h> |
| #include <fsl_ddr_sdram.h> |
| #include <asm/fsl_serdes.h> |
| #include <asm/io.h> |
| #include <miiphy.h> |
| #include <linux/libfdt.h> |
| #include <fdt_support.h> |
| #include <fsl_mdio.h> |
| #include <tsec.h> |
| #include <netdev.h> |
| |
| #include "../common/sgmii_riser.h" |
| |
| int checkboard (void) |
| { |
| volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; |
| volatile ccsr_local_ecm_t *ecm = (void *)(CONFIG_SYS_MPC85xx_ECM_ADDR); |
| u8 vboot; |
| u8 *pixis_base = (u8 *)PIXIS_BASE; |
| |
| if ((uint)&gur->porpllsr != 0xe00e0000) { |
| printf("immap size error %lx\n",(ulong)&gur->porpllsr); |
| } |
| printf ("Board: MPC8544DS, 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); |
| if (vboot & PIXIS_VBOOT_FMAP) |
| printf ("vBank: %d\n", ((vboot & PIXIS_VBOOT_FBANK) >> 6)); |
| else |
| puts ("Promjet\n"); |
| |
| lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */ |
| lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */ |
| ecm->eedr = 0xffffffff; /* Clear ecm errors */ |
| ecm->eeer = 0xffffffff; /* Enable ecm errors */ |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_PCI1 |
| static struct pci_controller pci1_hose; |
| #endif |
| |
| #ifdef CONFIG_PCIE3 |
| static struct pci_controller pcie3_hose; |
| #endif |
| |
| void pci_init_board(void) |
| { |
| volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| struct fsl_pci_info pci_info; |
| u32 devdisr, pordevsr, io_sel; |
| u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel; |
| int first_free_busno = 0; |
| |
| int pcie_ep, pcie_configured; |
| |
| devdisr = in_be32(&gur->devdisr); |
| pordevsr = in_be32(&gur->pordevsr); |
| porpllsr = in_be32(&gur->porpllsr); |
| io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19; |
| |
| debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel); |
| |
| puts("\n"); |
| |
| #ifdef CONFIG_PCIE3 |
| pcie_configured = is_serdes_configured(PCIE3); |
| |
| if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){ |
| /* contains both PCIE3 MEM & IO space */ |
| set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_4M, |
| LAW_TRGT_IF_PCIE_3); |
| SET_STD_PCIE_INFO(pci_info, 3); |
| pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info.regs); |
| |
| /* outbound memory */ |
| pci_set_region(&pcie3_hose.regions[0], |
| CONFIG_SYS_PCIE3_MEM_BUS2, |
| CONFIG_SYS_PCIE3_MEM_PHYS2, |
| CONFIG_SYS_PCIE3_MEM_SIZE2, |
| PCI_REGION_MEM); |
| |
| pcie3_hose.region_count = 1; |
| |
| printf("PCIE3: connected to ULI as %s (base addr %lx)\n", |
| pcie_ep ? "Endpoint" : "Root Complex", |
| pci_info.regs); |
| first_free_busno = fsl_pci_init_port(&pci_info, |
| &pcie3_hose, first_free_busno); |
| |
| /* |
| * Activate ULI1575 legacy chip by performing a fake |
| * memory access. Needed to make ULI RTC work. |
| */ |
| in_be32((u32 *)CONFIG_SYS_PCIE3_MEM_BUS); |
| } else { |
| printf("PCIE3: disabled\n"); |
| } |
| puts("\n"); |
| #else |
| setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */ |
| #endif |
| |
| #ifdef CONFIG_PCIE1 |
| SET_STD_PCIE_INFO(pci_info, 1); |
| first_free_busno = fsl_pcie_init_ctrl(first_free_busno, devdisr, PCIE1, &pci_info); |
| #else |
| setbits_be32(&gur->devdisr, _DEVDISR_PCIE1); /* disable */ |
| #endif |
| |
| #ifdef CONFIG_PCIE2 |
| SET_STD_PCIE_INFO(pci_info, 2); |
| first_free_busno = fsl_pcie_init_ctrl(first_free_busno, devdisr, PCIE2, &pci_info); |
| #else |
| setbits_be32(&gur->devdisr, _DEVDISR_PCIE2); /* disable */ |
| #endif |
| |
| #ifdef CONFIG_PCI1 |
| 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 |
| } |
| |
| int last_stage_init(void) |
| { |
| return 0; |
| } |
| |
| |
| unsigned long |
| get_board_sys_clk(ulong dummy) |
| { |
| u8 i, go_bit, rd_clks; |
| ulong val = 0; |
| u8 *pixis_base = (u8 *)PIXIS_BASE; |
| |
| go_bit = in_8(pixis_base + PIXIS_VCTL); |
| go_bit &= 0x01; |
| |
| rd_clks = in_8(pixis_base + PIXIS_VCFGEN0); |
| rd_clks &= 0x1C; |
| |
| /* |
| * Only if both go bit and the SCLK bit in VCFGEN0 are set |
| * should we be using the AUX register. Remember, we also set the |
| * GO bit to boot from the alternate bank on the on-board flash |
| */ |
| |
| if (go_bit) { |
| if (rd_clks == 0x1c) |
| i = in_8(pixis_base + PIXIS_AUX); |
| else |
| i = in_8(pixis_base + PIXIS_SPD); |
| } else { |
| i = in_8(pixis_base + PIXIS_SPD); |
| } |
| |
| i &= 0x07; |
| |
| switch (i) { |
| case 0: |
| val = 33333333; |
| break; |
| case 1: |
| val = 40000000; |
| break; |
| case 2: |
| val = 50000000; |
| break; |
| case 3: |
| val = 66666666; |
| break; |
| case 4: |
| val = 83000000; |
| break; |
| case 5: |
| val = 100000000; |
| break; |
| case 6: |
| val = 133333333; |
| break; |
| case 7: |
| val = 166666666; |
| break; |
| } |
| |
| return val; |
| } |
| |
| |
| #define MIIM_CIS8204_SLED_CON 0x1b |
| #define MIIM_CIS8204_SLEDCON_INIT 0x1115 |
| /* |
| * Hack to write all 4 PHYs with the LED values |
| */ |
| int board_phy_config(struct phy_device *phydev) |
| { |
| static int do_once; |
| uint phyid; |
| struct mii_dev *bus = phydev->bus; |
| |
| if (phydev->drv->config) |
| phydev->drv->config(phydev); |
| if (do_once) |
| return 0; |
| |
| for (phyid = 0; phyid < 4; phyid++) |
| bus->write(bus, phyid, MDIO_DEVAD_NONE, MIIM_CIS8204_SLED_CON, |
| MIIM_CIS8204_SLEDCON_INIT); |
| |
| do_once = 1; |
| |
| return 0; |
| } |
| |
| |
| int board_eth_init(bd_t *bis) |
| { |
| #ifdef CONFIG_TSEC_ENET |
| struct fsl_pq_mdio_info mdio_info; |
| 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].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].flags |= TSEC_SGMII; |
| } |
| num++; |
| #endif |
| |
| if (!num) { |
| printf("No TSECs initialized\n"); |
| |
| return 0; |
| } |
| |
| if (is_serdes_configured(SGMII_TSEC1) || |
| is_serdes_configured(SGMII_TSEC3)) { |
| fsl_sgmii_riser_init(tsec_info, num); |
| } |
| |
| mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR; |
| mdio_info.name = DEFAULT_MII_NAME; |
| fsl_pq_mdio_init(bis, &mdio_info); |
| |
| tsec_eth_init(bis, tsec_info, num); |
| #endif |
| return pci_eth_init(bis); |
| } |
| |
| #if defined(CONFIG_OF_BOARD_SETUP) |
| int 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 |
| |
| return 0; |
| } |
| #endif |