| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright 2010-2011, 2013 Freescale Semiconductor, Inc. |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <env.h> |
| #include <hwconfig.h> |
| #include <pci.h> |
| #include <i2c.h> |
| #include <asm/processor.h> |
| #include <asm/mmu.h> |
| #include <asm/cache.h> |
| #include <asm/immap_85xx.h> |
| #include <asm/fsl_pci.h> |
| #include <fsl_ddr_sdram.h> |
| #include <asm/io.h> |
| #include <asm/fsl_law.h> |
| #include <asm/fsl_lbc.h> |
| #include <asm/mp.h> |
| #include <miiphy.h> |
| #include <linux/libfdt.h> |
| #include <fdt_support.h> |
| #include <fsl_mdio.h> |
| #include <tsec.h> |
| #include <vsc7385.h> |
| #include <ioports.h> |
| #include <asm/fsl_serdes.h> |
| #include <netdev.h> |
| |
| #ifdef CONFIG_QE |
| |
| #define GPIO_GETH_SW_PORT 1 |
| #define GPIO_GETH_SW_PIN 29 |
| #define GPIO_GETH_SW_DATA (1 << (31 - GPIO_GETH_SW_PIN)) |
| |
| #define GPIO_SLIC_PORT 1 |
| #define GPIO_SLIC_PIN 30 |
| #define GPIO_SLIC_DATA (1 << (31 - GPIO_SLIC_PIN)) |
| |
| #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) |
| #define GPIO_DDR_RST_PORT 1 |
| #define GPIO_DDR_RST_PIN 8 |
| #define GPIO_DDR_RST_DATA (1 << (31 - GPIO_DDR_RST_PIN)) |
| |
| #define GPIO_2BIT_MASK (0x3 << (32 - (GPIO_DDR_RST_PIN + 1) * 2)) |
| #endif |
| |
| #if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB) |
| #define PCA_IOPORT_I2C_ADDR 0x23 |
| #define PCA_IOPORT_OUTPUT_CMD 0x2 |
| #define PCA_IOPORT_CFG_CMD 0x6 |
| #define PCA_IOPORT_QE_PIN_ENABLE 0xf8 |
| #define PCA_IOPORT_QE_TDM_ENABLE 0xf6 |
| #endif |
| |
| const qe_iop_conf_t qe_iop_conf_tab[] = { |
| /* GPIO */ |
| {1, 1, 2, 0, 0}, /* GPIO7/PB1 - LOAD_DEFAULT_N */ |
| #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) |
| {1, 8, 1, 1, 0}, /* GPIO10/PB8 - DDR_RST */ |
| #endif |
| {0, 15, 1, 0, 0}, /* GPIO11/A15 - WDI */ |
| {GPIO_GETH_SW_PORT, GPIO_GETH_SW_PIN, 1, 0, 0}, /* RST_GETH_SW_N */ |
| {GPIO_SLIC_PORT, GPIO_SLIC_PIN, 1, 0, 0}, /* RST_SLIC_N */ |
| |
| #ifdef CONFIG_TARGET_P1025RDB |
| /* QE_MUX_MDC */ |
| {1, 19, 1, 0, 1}, /* QE_MUX_MDC */ |
| |
| /* QE_MUX_MDIO */ |
| {1, 20, 3, 0, 1}, /* QE_MUX_MDIO */ |
| |
| /* UCC_1_MII */ |
| {0, 23, 2, 0, 2}, /* CLK12 */ |
| {0, 24, 2, 0, 1}, /* CLK9 */ |
| {0, 7, 1, 0, 2}, /* ENET1_TXD0_SER1_TXD0 */ |
| {0, 9, 1, 0, 2}, /* ENET1_TXD1_SER1_TXD1 */ |
| {0, 11, 1, 0, 2}, /* ENET1_TXD2_SER1_TXD2 */ |
| {0, 12, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */ |
| {0, 6, 2, 0, 2}, /* ENET1_RXD0_SER1_RXD0 */ |
| {0, 10, 2, 0, 2}, /* ENET1_RXD1_SER1_RXD1 */ |
| {0, 14, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */ |
| {0, 15, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */ |
| {0, 5, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */ |
| {0, 13, 1, 0, 2}, /* ENET1_TX_ER */ |
| {0, 4, 2, 0, 2}, /* ENET1_RX_DV_SER1_CTS_B */ |
| {0, 8, 2, 0, 2}, /* ENET1_RX_ER_SER1_CD_B */ |
| {0, 17, 2, 0, 2}, /* ENET1_CRS */ |
| {0, 16, 2, 0, 2}, /* ENET1_COL */ |
| |
| /* UCC_5_RMII */ |
| {1, 11, 2, 0, 1}, /* CLK13 */ |
| {1, 7, 1, 0, 2}, /* ENET5_TXD0_SER5_TXD0 */ |
| {1, 10, 1, 0, 2}, /* ENET5_TXD1_SER5_TXD1 */ |
| {1, 6, 2, 0, 2}, /* ENET5_RXD0_SER5_RXD0 */ |
| {1, 9, 2, 0, 2}, /* ENET5_RXD1_SER5_RXD1 */ |
| {1, 5, 1, 0, 2}, /* ENET5_TX_EN_SER5_RTS_B */ |
| {1, 4, 2, 0, 2}, /* ENET5_RX_DV_SER5_CTS_B */ |
| {1, 8, 2, 0, 2}, /* ENET5_RX_ER_SER5_CD_B */ |
| #endif |
| |
| {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */ |
| }; |
| #endif |
| |
| struct cpld_data { |
| u8 cpld_rev_major; |
| u8 pcba_rev; |
| u8 wd_cfg; |
| u8 rst_bps_sw; |
| u8 load_default_n; |
| u8 rst_bps_wd; |
| u8 bypass_enable; |
| u8 bps_led; |
| u8 status_led; /* offset: 0x8 */ |
| u8 fxo_led; /* offset: 0x9 */ |
| u8 fxs_led; /* offset: 0xa */ |
| u8 rev4[2]; |
| u8 system_rst; /* offset: 0xd */ |
| u8 bps_out; |
| u8 rev5[3]; |
| u8 cpld_rev_minor; |
| }; |
| |
| #define CPLD_WD_CFG 0x03 |
| #define CPLD_RST_BSW 0x00 |
| #define CPLD_RST_BWD 0x00 |
| #define CPLD_BYPASS_EN 0x03 |
| #define CPLD_STATUS_LED 0x01 |
| #define CPLD_FXO_LED 0x01 |
| #define CPLD_FXS_LED 0x0F |
| #define CPLD_SYS_RST 0x00 |
| |
| void board_cpld_init(void) |
| { |
| struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); |
| |
| out_8(&cpld_data->wd_cfg, CPLD_WD_CFG); |
| out_8(&cpld_data->status_led, CPLD_STATUS_LED); |
| out_8(&cpld_data->fxo_led, CPLD_FXO_LED); |
| out_8(&cpld_data->fxs_led, CPLD_FXS_LED); |
| out_8(&cpld_data->system_rst, CPLD_SYS_RST); |
| } |
| |
| void board_gpio_init(void) |
| { |
| #ifdef CONFIG_QE |
| ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| par_io_t *par_io = (par_io_t *) &(gur->qe_par_io); |
| |
| #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) |
| /* reset DDR3 */ |
| setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); |
| udelay(1000); |
| clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); |
| udelay(1000); |
| setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); |
| /* disable CE_PB8 */ |
| clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK); |
| #endif |
| /* Enable VSC7385 switch */ |
| setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA); |
| |
| /* Enable SLIC */ |
| setbits_be32(&par_io[GPIO_SLIC_PORT].cpdat, GPIO_SLIC_DATA); |
| #else |
| |
| ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR); |
| |
| /* |
| * GPIO10 DDR Reset, open drain |
| * GPIO7 LOAD_DEFAULT_N Input |
| * GPIO11 WDI (watchdog input) |
| * GPIO12 Ethernet Switch Reset |
| * GPIO13 SLIC Reset |
| */ |
| |
| setbits_be32(&pgpio->gpdir, 0x02130000); |
| #if !defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_SPL) |
| /* init DDR3 reset signal */ |
| setbits_be32(&pgpio->gpdir, 0x00200000); |
| setbits_be32(&pgpio->gpodr, 0x00200000); |
| clrbits_be32(&pgpio->gpdat, 0x00200000); |
| udelay(1000); |
| setbits_be32(&pgpio->gpdat, 0x00200000); |
| udelay(1000); |
| clrbits_be32(&pgpio->gpdir, 0x00200000); |
| #endif |
| |
| #ifdef CONFIG_VSC7385_ENET |
| /* reset VSC7385 Switch */ |
| setbits_be32(&pgpio->gpdir, 0x00080000); |
| setbits_be32(&pgpio->gpdat, 0x00080000); |
| #endif |
| |
| #ifdef CONFIG_SLIC |
| /* reset SLIC */ |
| setbits_be32(&pgpio->gpdir, 0x00040000); |
| setbits_be32(&pgpio->gpdat, 0x00040000); |
| #endif |
| #endif |
| } |
| |
| int board_early_init_f(void) |
| { |
| ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| |
| setbits_be32(&gur->pmuxcr, |
| (MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP)); |
| clrbits_be32(&gur->sdhcdcr, SDHCDCR_CD_INV); |
| |
| clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA); |
| setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_ENA); |
| |
| board_gpio_init(); |
| board_cpld_init(); |
| |
| return 0; |
| } |
| |
| int checkboard(void) |
| { |
| struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); |
| ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| u8 in, out, io_config, val; |
| |
| printf("Board: %s CPLD: V%d.%d PCBA: V%d.0\n", CONFIG_BOARDNAME, |
| in_8(&cpld_data->cpld_rev_major) & 0x0F, |
| in_8(&cpld_data->cpld_rev_minor) & 0x0F, |
| in_8(&cpld_data->pcba_rev) & 0x0F); |
| |
| /* Initialize i2c early for rom_loc and flash bank information */ |
| i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM); |
| |
| if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 || |
| i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 || |
| i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 3, 1, &io_config, 1) < 0) { |
| printf("Error reading i2c boot information!\n"); |
| return 0; /* Don't want to hang() on this error */ |
| } |
| |
| val = (in & io_config) | (out & (~io_config)); |
| |
| puts("rom_loc: "); |
| if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SD) { |
| puts("sd"); |
| #ifdef __SW_BOOT_SPI |
| } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SPI) { |
| puts("spi"); |
| #endif |
| #ifdef __SW_BOOT_NAND |
| } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_NAND) { |
| puts("nand"); |
| #endif |
| #ifdef __SW_BOOT_PCIE |
| } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_PCIE) { |
| puts("pcie"); |
| #endif |
| } else { |
| if (val & 0x2) |
| puts("nor lower bank"); |
| else |
| puts("nor upper bank"); |
| } |
| puts("\n"); |
| |
| if (val & 0x1) { |
| setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA); |
| puts("SD/MMC : 8-bit Mode\n"); |
| puts("eSPI : Disabled\n"); |
| } else { |
| puts("SD/MMC : 4-bit Mode\n"); |
| puts("eSPI : Enabled\n"); |
| } |
| |
| return 0; |
| } |
| |
| #if defined(CONFIG_PCI) && !defined(CONFIG_DM_PCI) |
| void pci_init_board(void) |
| { |
| fsl_pcie_init_board(0); |
| } |
| #endif |
| |
| int board_early_init_r(void) |
| { |
| const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; |
| int flash_esel = find_tlb_idx((void *)flashbase, 1); |
| |
| /* |
| * Remap Boot flash 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(); |
| |
| if (flash_esel == -1) { |
| /* very unlikely unless something is messed up */ |
| puts("Error: Could not find TLB for FLASH BASE\n"); |
| flash_esel = 2; /* give our best effort to continue */ |
| } else { |
| /* invalidate existing TLB entry for flash */ |
| 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_64M, 1);/* ts, esel, tsize, iprot */ |
| return 0; |
| } |
| |
| int board_eth_init(bd_t *bis) |
| { |
| struct fsl_pq_mdio_info mdio_info; |
| struct tsec_info_struct tsec_info[4]; |
| ccsr_gur_t *gur __attribute__((unused)) = |
| (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); |
| int num = 0; |
| #ifdef CONFIG_VSC7385_ENET |
| char *tmp; |
| unsigned int vscfw_addr; |
| #endif |
| |
| #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 (is_serdes_configured(SGMII_TSEC2)) { |
| printf("eTSEC2 is in sgmii mode.\n"); |
| tsec_info[num].flags |= TSEC_SGMII; |
| } |
| num++; |
| #endif |
| #ifdef CONFIG_TSEC3 |
| SET_STD_TSEC_INFO(tsec_info[num], 3); |
| num++; |
| #endif |
| |
| if (!num) { |
| printf("No TSECs initialized\n"); |
| return 0; |
| } |
| |
| #ifdef CONFIG_VSC7385_ENET |
| /* If a VSC7385 microcode image is present, then upload it. */ |
| tmp = env_get("vscfw_addr"); |
| if (tmp) { |
| vscfw_addr = simple_strtoul(tmp, NULL, 16); |
| printf("uploading VSC7385 microcode from %x\n", vscfw_addr); |
| if (vsc7385_upload_firmware((void *) vscfw_addr, |
| CONFIG_VSC7385_IMAGE_SIZE)) |
| puts("Failure uploading VSC7385 microcode.\n"); |
| } else |
| puts("No address specified for VSC7385 microcode.\n"); |
| #endif |
| |
| mdio_info.regs = TSEC_GET_MDIO_REGS_BASE(1); |
| mdio_info.name = DEFAULT_MII_NAME; |
| |
| fsl_pq_mdio_init(bis, &mdio_info); |
| |
| tsec_eth_init(bis, tsec_info, num); |
| |
| #if defined(CONFIG_UEC_ETH) |
| /* QE0 and QE3 need to be exposed for UCC1 and UCC5 Eth mode */ |
| setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE0); |
| setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE3); |
| |
| uec_standard_init(bis); |
| #endif |
| |
| return pci_eth_init(bis); |
| } |
| |
| #if defined(CONFIG_QE) && \ |
| (defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB)) |
| static void fdt_board_fixup_qe_pins(void *blob) |
| { |
| unsigned int oldbus; |
| u8 val8; |
| int node; |
| fsl_lbc_t *lbc = LBC_BASE_ADDR; |
| |
| if (hwconfig("qe")) { |
| /* For QE and eLBC pins multiplexing, |
| * there is a PCA9555 device on P1025RDB. |
| * It control the multiplex pins' functions, |
| * and setting the PCA9555 can switch the |
| * function between QE and eLBC. |
| */ |
| oldbus = i2c_get_bus_num(); |
| i2c_set_bus_num(0); |
| if (hwconfig("tdm")) |
| val8 = PCA_IOPORT_QE_TDM_ENABLE; |
| else |
| val8 = PCA_IOPORT_QE_PIN_ENABLE; |
| i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_CFG_CMD, |
| 1, &val8, 1); |
| i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_OUTPUT_CMD, |
| 1, &val8, 1); |
| i2c_set_bus_num(oldbus); |
| /* if run QE TDM, Set ABSWP to implement |
| * conversion of addresses in the eLBC. |
| */ |
| if (hwconfig("tdm")) { |
| set_lbc_or(2, CONFIG_PMC_OR_PRELIM); |
| set_lbc_br(2, CONFIG_PMC_BR_PRELIM); |
| setbits_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR); |
| } |
| } else { |
| node = fdt_path_offset(blob, "/qe"); |
| if (node >= 0) |
| fdt_del_node(blob, node); |
| } |
| |
| return; |
| } |
| #endif |
| |
| #ifdef CONFIG_OF_BOARD_SETUP |
| int ft_board_setup(void *blob, bd_t *bd) |
| { |
| phys_addr_t base; |
| phys_size_t size; |
| #if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC) |
| const char *soc_usb_compat = "fsl-usb2-dr"; |
| int usb_err, usb1_off, usb2_off; |
| #endif |
| #if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH) |
| int err; |
| #endif |
| |
| ft_cpu_setup(blob, bd); |
| |
| base = env_get_bootm_low(); |
| size = env_get_bootm_size(); |
| |
| fdt_fixup_memory(blob, (u64)base, (u64)size); |
| |
| #if !defined(CONFIG_DM_PCI) |
| FT_FSL_PCI_SETUP; |
| #endif |
| |
| #ifdef CONFIG_QE |
| do_fixup_by_compat(blob, "fsl,qe", "status", "okay", |
| sizeof("okay"), 0); |
| #if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB) |
| fdt_board_fixup_qe_pins(blob); |
| #endif |
| #endif |
| |
| #if defined(CONFIG_HAS_FSL_DR_USB) |
| fsl_fdt_fixup_dr_usb(blob, bd); |
| #endif |
| |
| #if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH) |
| /* Delete eLBC node as it is muxed with USB2 controller */ |
| if (hwconfig("usb2")) { |
| const char *soc_elbc_compat = "fsl,p1020-elbc"; |
| int off = fdt_node_offset_by_compatible(blob, -1, |
| soc_elbc_compat); |
| if (off < 0) { |
| printf("WARNING: could not find compatible node %s\n", |
| soc_elbc_compat); |
| return off; |
| } |
| err = fdt_del_node(blob, off); |
| if (err < 0) { |
| printf("WARNING: could not remove %s\n", |
| soc_elbc_compat); |
| return err; |
| } |
| return 0; |
| } |
| #endif |
| |
| #if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC) |
| /* Delete USB2 node as it is muxed with eLBC */ |
| usb1_off = fdt_node_offset_by_compatible(blob, -1, |
| soc_usb_compat); |
| if (usb1_off < 0) { |
| printf("WARNING: could not find compatible node %s\n", |
| soc_usb_compat); |
| return usb1_off; |
| } |
| usb2_off = fdt_node_offset_by_compatible(blob, usb1_off, |
| soc_usb_compat); |
| if (usb2_off < 0) { |
| printf("WARNING: could not find compatible node %s\n", |
| soc_usb_compat); |
| return usb2_off; |
| } |
| usb_err = fdt_del_node(blob, usb2_off); |
| if (usb_err < 0) { |
| printf("WARNING: could not remove %s\n", soc_usb_compat); |
| return usb_err; |
| } |
| #endif |
| |
| return 0; |
| } |
| #endif |