diff options
Diffstat (limited to 'board/freescale/c29xpcie')
| -rw-r--r-- | board/freescale/c29xpcie/Makefile | 34 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/c29xpcie.c | 151 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/cpld.c | 134 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/cpld.h | 43 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/ddr.c | 89 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/law.c | 22 | ||||
| -rw-r--r-- | board/freescale/c29xpcie/tlb.c | 79 |
7 files changed, 552 insertions, 0 deletions
diff --git a/board/freescale/c29xpcie/Makefile b/board/freescale/c29xpcie/Makefile new file mode 100644 index 0000000..15bef9a --- /dev/null +++ b/board/freescale/c29xpcie/Makefile @@ -0,0 +1,34 @@ +# +# Copyright 2013 Freescale Semiconductor, Inc. +# +# 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. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS-y += $(BOARD).o +COBJS-y += cpld.o +COBJS-y += ddr.o +COBJS-y += law.o +COBJS-y += tlb.o + +SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/c29xpcie/c29xpcie.c b/board/freescale/c29xpcie/c29xpcie.c new file mode 100644 index 0000000..acc59d2 --- /dev/null +++ b/board/freescale/c29xpcie/c29xpcie.c @@ -0,0 +1,151 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * 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. + */ + +#include <common.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/cache.h> +#include <asm/immap_85xx.h> +#include <asm/io.h> +#include <miiphy.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <fsl_mdio.h> +#include <tsec.h> +#include <mmc.h> +#include <netdev.h> +#include <pci.h> +#include <asm/fsl_ifc.h> +#include <asm/fsl_pci.h> + +#include "cpld.h" + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + struct cpu_type *cpu = gd->arch.cpu; + struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); + + printf("Board: %sPCIe, ", cpu->name); + printf("CPLD Ver: 0x%02x\n", in_8(&cpld_data->cpldver)); + + return 0; +} + +int board_early_init_f(void) +{ + struct fsl_ifc *ifc = (void *)CONFIG_SYS_IFC_ADDR; + + /* Clock configuration to access CPLD using IFC(GPCM) */ + setbits_be32(&ifc->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT); + + return 0; +} + +int board_early_init_r(void) +{ + const unsigned long flashbase = CONFIG_SYS_FLASH_BASE; + const u8 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(); + + /* invalidate existing TLB entry for flash */ + disable_tlb(flash_esel); + + set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, flash_esel, BOOKE_PAGESZ_64M, 1); + + return 0; +} + +#ifdef CONFIG_PCI +void pci_init_board(void) +{ + fsl_pcie_init_board(0); +} +#endif /* ifdef CONFIG_PCI */ + +#ifdef CONFIG_TSEC_ENET +int board_eth_init(bd_t *bis) +{ + 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); + num++; +#endif +#ifdef CONFIG_TSEC2 + SET_STD_TSEC_INFO(tsec_info[num], 2); + num++; +#endif + if (!num) { + printf("No TSECs initialized\n"); + return 0; + } + + /* Register 1G MDIO bus */ + 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); + + return pci_eth_init(bis); +} +#endif + +#if defined(CONFIG_OF_BOARD_SETUP) +void fdt_del_sec(void *blob, int offset) +{ + int nodeoff = 0; + + while ((nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,sec-v6.0", + CONFIG_SYS_CCSRBAR_PHYS + CONFIG_SYS_FSL_SEC_OFFSET + + offset * 0x20000)) >= 0) { + fdt_del_node(blob, nodeoff); + offset++; + } +} + +void ft_board_setup(void *blob, bd_t *bd) +{ + phys_addr_t base; + phys_size_t size; + struct cpu_type *cpu; + + cpu = gd->arch.cpu; + + ft_cpu_setup(blob, bd); + + base = getenv_bootm_low(); + size = getenv_bootm_size(); + +#if defined(CONFIG_PCI) + FT_FSL_PCI_SETUP; +#endif + + fdt_fixup_memory(blob, (u64)base, (u64)size); + if (cpu->soc_ver == SVR_C291) + fdt_del_sec(blob, 1); + else if (cpu->soc_ver == SVR_C292) + fdt_del_sec(blob, 2); +} +#endif diff --git a/board/freescale/c29xpcie/cpld.c b/board/freescale/c29xpcie/cpld.c new file mode 100644 index 0000000..b17a7ba --- /dev/null +++ b/board/freescale/c29xpcie/cpld.c @@ -0,0 +1,134 @@ +/** + * Copyright 2013 Freescale Semiconductor + * Author: Mingkai Hu <Mingkai.hu@freescale.com> + * Po Liu <Po.Liu@freescale.com> + * + * 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 file provides support for the board-specific CPLD used on some Freescale + * reference boards. + * + * The following macros need to be defined: + * + * CONFIG_SYS_CPLD_BASE - The virtual address of the base of the + * CPLD register map + * + */ + +#include <common.h> +#include <command.h> +#include <asm/io.h> + +#include "cpld.h" +/** + * Set the boot bank to the alternate bank + */ +void cpld_set_altbank(u8 banksel) +{ + struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); + u8 reg11; + + reg11 = in_8(&cpld_data->flhcsr); + + switch (banksel) { + case 1: + out_8(&cpld_data->flhcsr, (reg11 & CPLD_BANKSEL_MASK) + | CPLD_BANKSEL_EN | CPLD_SELECT_BANK1); + break; + case 2: + out_8(&cpld_data->flhcsr, (reg11 & CPLD_BANKSEL_MASK) + | CPLD_BANKSEL_EN | CPLD_SELECT_BANK2); + break; + case 3: + out_8(&cpld_data->flhcsr, (reg11 & CPLD_BANKSEL_MASK) + | CPLD_BANKSEL_EN | CPLD_SELECT_BANK3); + break; + case 4: + out_8(&cpld_data->flhcsr, (reg11 & CPLD_BANKSEL_MASK) + | CPLD_BANKSEL_EN | CPLD_SELECT_BANK4); + break; + default: + printf("Invalid value! [1-4]\n"); + return; + } + + udelay(100); + do_reset(NULL, 0, 0, NULL); +} + +/** + * Set the boot bank to the default bank + */ +void cpld_set_defbank(void) +{ + cpld_set_altbank(4); +} + +#ifdef DEBUG +static void cpld_dump_regs(void) +{ + struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); + + printf("chipid1 = 0x%02x\n", in_8(&cpld_data->chipid1)); + printf("chipid2 = 0x%02x\n", in_8(&cpld_data->chipid2)); + printf("hwver = 0x%02x\n", in_8(&cpld_data->hwver)); + printf("cpldver = 0x%02x\n", in_8(&cpld_data->cpldver)); + printf("rstcon = 0x%02x\n", in_8(&cpld_data->rstcon)); + printf("flhcsr = 0x%02x\n", in_8(&cpld_data->flhcsr)); + printf("wdcsr = 0x%02x\n", in_8(&cpld_data->wdcsr)); + printf("wdkick = 0x%02x\n", in_8(&cpld_data->wdkick)); + printf("fancsr = 0x%02x\n", in_8(&cpld_data->fancsr)); + printf("ledcsr = 0x%02x\n", in_8(&cpld_data->ledcsr)); + printf("misc = 0x%02x\n", in_8(&cpld_data->misccsr)); + printf("bootor = 0x%02x\n", in_8(&cpld_data->bootor)); + printf("bootcfg1 = 0x%02x\n", in_8(&cpld_data->bootcfg1)); + printf("bootcfg2 = 0x%02x\n", in_8(&cpld_data->bootcfg2)); + printf("bootcfg3 = 0x%02x\n", in_8(&cpld_data->bootcfg3)); + printf("bootcfg4 = 0x%02x\n", in_8(&cpld_data->bootcfg4)); + putc('\n'); +} +#endif + +int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int rc = 0; + unsigned char value; + + if (argc <= 1) + return cmd_usage(cmdtp); + + if (strcmp(argv[1], "reset") == 0) { + if (!strcmp(argv[2], "altbank") && argv[3]) { + value = (u8)simple_strtoul(argv[3], NULL, 16); + cpld_set_altbank(value); + } else if (!argv[2]) + cpld_set_defbank(); + else + cmd_usage(cmdtp); +#ifdef DEBUG + } else if (strcmp(argv[1], "dump") == 0) { + cpld_dump_regs(); +#endif + } else + rc = cmd_usage(cmdtp); + + return rc; +} + +U_BOOT_CMD( + cpld_cmd, CONFIG_SYS_MAXARGS, 1, cpld_cmd, + "Reset the board using the CPLD sequencer", + "reset - hard reset to default bank 4\n" + "cpld_cmd reset altbank [bank]- reset to alternate bank\n" + " - [bank] bank value select 1-4\n" + " - bank 1 on the flash 0x0000000~0x0ffffff\n" + " - bank 2 on the flash 0x1000000~0x1ffffff\n" + " - bank 3 on the flash 0x2000000~0x2ffffff\n" + " - bank 4 on the flash 0x3000000~0x3ffffff\n" +#ifdef DEBUG + "cpld_cmd dump - display the CPLD registers\n" +#endif + ); diff --git a/board/freescale/c29xpcie/cpld.h b/board/freescale/c29xpcie/cpld.h new file mode 100644 index 0000000..24093c4 --- /dev/null +++ b/board/freescale/c29xpcie/cpld.h @@ -0,0 +1,43 @@ +/** + * Copyright 2013 Freescale Semiconductor + * Author: Mingkai Hu <Mingkai.Hu@freescale.com> + * Po Liu <Po.Liu@freescale.com> + * + * 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 file provides support for the ngPIXIS, a board-specific FPGA used on + * some Freescale reference boards. + */ + +/* + * CPLD register set. Feel free to add board-specific #ifdefs where necessary. + */ +struct cpld_data { + u8 chipid1; /* 0x0 - CPLD Chip ID1 Register */ + u8 chipid2; /* 0x1 - CPLD Chip ID2 Register */ + u8 hwver; /* 0x2 - Hardware Version Register */ + u8 cpldver; /* 0x3 - Software Version Register */ + u8 res[12]; + u8 rstcon; /* 0x10 - Reset control register */ + u8 flhcsr; /* 0x11 - Flash control and status Register */ + u8 wdcsr; /* 0x12 - Watchdog control and status Register */ + u8 wdkick; /* 0x13 - Watchdog kick Register */ + u8 fancsr; /* 0x14 - Fan control and status Register */ + u8 ledcsr; /* 0x15 - LED control and status Register */ + u8 misccsr; /* 0x16 - Misc control and status Register */ + u8 bootor; /* 0x17 - Boot configure override Register */ + u8 bootcfg1; /* 0x18 - Boot configure 1 Register */ + u8 bootcfg2; /* 0x19 - Boot configure 2 Register */ + u8 bootcfg3; /* 0x1a - Boot configure 3 Register */ + u8 bootcfg4; /* 0x1b - Boot configure 4 Register */ +}; + +#define CPLD_BANKSEL_EN 0x02 +#define CPLD_BANKSEL_MASK 0x3f +#define CPLD_SELECT_BANK1 0xc0 +#define CPLD_SELECT_BANK2 0x80 +#define CPLD_SELECT_BANK3 0x40 +#define CPLD_SELECT_BANK4 0x00 diff --git a/board/freescale/c29xpcie/ddr.c b/board/freescale/c29xpcie/ddr.c new file mode 100644 index 0000000..62476ca --- /dev/null +++ b/board/freescale/c29xpcie/ddr.c @@ -0,0 +1,89 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * 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. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/fsl_ddr_sdram.h> +#include <asm/fsl_ddr_dimm_params.h> + +/* + * Micron MT41J128M16HA-15E + * */ +dimm_params_t ddr_raw_timing = { + .n_ranks = 1, + .rank_density = 536870912u, + .capacity = 536870912u, + .primary_sdram_width = 32, + .ec_sdram_width = 8, + .registered_dimm = 0, + .mirrored_dimm = 0, + .n_row_addr = 14, + .n_col_addr = 10, + .n_banks_per_sdram_device = 8, + .edc_config = 2, + .burst_lengths_bitmask = 0x0c, + + .tCKmin_X_ps = 1650, + .caslat_X = 0x7e << 4, /* 5,6,7,8,9,10 */ + .tAA_ps = 14050, + .tWR_ps = 15000, + .tRCD_ps = 13500, + .tRRD_ps = 75000, + .tRP_ps = 13500, + .tRAS_ps = 40000, + .tRC_ps = 49500, + .tRFC_ps = 160000, + .tWTR_ps = 75000, + .tRTP_ps = 75000, + .refresh_rate_ps = 7800000, + .tFAW_ps = 30000, +}; + +int fsl_ddr_get_dimm_params(dimm_params_t *pdimm, + unsigned int controller_number, + unsigned int dimm_number) +{ + const char dimm_model[] = "Fixed DDR on board"; + + if ((controller_number == 0) && (dimm_number == 0)) { + memcpy(pdimm, &ddr_raw_timing, sizeof(dimm_params_t)); + memset(pdimm->mpart, 0, sizeof(pdimm->mpart)); + memcpy(pdimm->mpart, dimm_model, sizeof(dimm_model) - 1); + } + + return 0; +} + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + int i; + popts->clk_adjust = 2; + popts->cpo_override = 0x1f; + popts->write_data_delay = 4; + popts->half_strength_driver_enable = 1; + popts->bstopre = 0x3cf; + popts->quad_rank_present = 1; + popts->rtt_override = 1; + popts->rtt_override_value = 1; + popts->dynamic_power = 1; + /* Write leveling override */ + popts->wrlvl_en = 1; + popts->wrlvl_override = 1; + popts->wrlvl_sample = 0xf; + popts->wrlvl_start = 0x4; + popts->trwt_override = 1; + popts->trwt = 0; + + for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) { + popts->cs_local_opts[i].odt_rd_cfg = FSL_DDR_ODT_NEVER; + popts->cs_local_opts[i].odt_wr_cfg = FSL_DDR_ODT_CS; + } +} diff --git a/board/freescale/c29xpcie/law.c b/board/freescale/c29xpcie/law.c new file mode 100644 index 0000000..10a2fbf --- /dev/null +++ b/board/freescale/c29xpcie/law.c @@ -0,0 +1,22 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * 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. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_64M, LAW_TRGT_IF_IFC), + SET_LAW(CONFIG_SYS_CPLD_BASE_PHYS, LAW_SIZE_4K, LAW_TRGT_IF_IFC), + SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_16K, LAW_TRGT_IF_IFC), + SET_LAW(CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS, LAW_SIZE_512K, + LAW_TRGT_IF_PLATFORM_SRAM), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/freescale/c29xpcie/tlb.c b/board/freescale/c29xpcie/tlb.c new file mode 100644 index 0000000..a175906 --- /dev/null +++ b/board/freescale/c29xpcie/tlb.c @@ -0,0 +1,79 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * 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. + */ + +#include <common.h> +#include <asm/mmu.h> + +struct fsl_e_tlb_entry tlb_table[] = { + /* TLB 0 - for temp stack in cache */ + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024 , + CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* TLB 1 */ + SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_1M, 1), + + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, + 0, 1, BOOKE_PAGESZ_64M, 1), + +#ifdef CONFIG_PCI + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_256M, 1), + + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_256K, 1), +#endif + + SET_TLB_ENTRY(1, CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_BASE_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_4K, 1), + + SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_16K, 1), + + SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE, + CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 6, BOOKE_PAGESZ_256K, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_PLATFORM_SRAM_BASE + 0x40000, + CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS + 0x40000, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 7, BOOKE_PAGESZ_256K, 1), + +#ifdef CONFIG_SYS_RAMBOOT + SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, + CONFIG_SYS_DDR_SDRAM_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 8, BOOKE_PAGESZ_256M, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000, + CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 9, BOOKE_PAGESZ_256M, 1), +#endif +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); |