From d51cc7a0cd1b9763a3250d44a07032f9b1bc96ae Mon Sep 17 00:00:00 2001 From: york Date: Fri, 2 Jul 2010 22:26:03 +0000 Subject: powerpc/p2020: Move INIT_RAM_ADDR physical address higher for 36-bit for P2020DS If 36-bit is enabled, move INIT_RAM_ADDR physical address higher to free lowest 4GB address space. Signed-off-by: York Sun --- board/freescale/p2020ds/tlb.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'board') diff --git a/board/freescale/p2020ds/tlb.c b/board/freescale/p2020ds/tlb.c index 36ad086d08..824b3b29f0 100644 --- a/board/freescale/p2020ds/tlb.c +++ b/board/freescale/p2020ds/tlb.c @@ -28,19 +28,19 @@ 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, + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR_PHYS, 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, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 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, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 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, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), -- cgit v1.2.1 From 076bff8f4746baf7c83b96049d97e9dd4454dace Mon Sep 17 00:00:00 2001 From: york Date: Fri, 2 Jul 2010 22:25:52 +0000 Subject: powerpc/8xxx: Fix bug in memctrl interleaving & bank interleaving on cs0~cs4 Verified on MPC8641HPCN with four DDR2 dimms. Each dimm has dual rank with 512MB each rank. Also check dimm size and rank size for memory controller interleaving Signed-off-by: York Sun --- board/freescale/mpc8641hpcn/mpc8641hpcn.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'board') diff --git a/board/freescale/mpc8641hpcn/mpc8641hpcn.c b/board/freescale/mpc8641hpcn/mpc8641hpcn.c index d86ca12aaf..fee310a67f 100644 --- a/board/freescale/mpc8641hpcn/mpc8641hpcn.c +++ b/board/freescale/mpc8641hpcn/mpc8641hpcn.c @@ -60,6 +60,8 @@ int checkboard(void) return 0; } +const char *board_hwconfig = "foo:bar=baz"; +const char *cpu_hwconfig = "foo:bar=baz"; phys_size_t initdram(int board_type) -- cgit v1.2.1 From 394c46caf965f47717a952a09a51b73c2cb473b3 Mon Sep 17 00:00:00 2001 From: york Date: Fri, 2 Jul 2010 22:25:58 +0000 Subject: powerpc/p2020ds: Integrated with P2020DS DDR change and enabled hwconfig Enabled SPD Enabled DDR2 Enabled hwconfig Signed-off-by: York Sun --- board/freescale/p2020ds/ddr.c | 56 +++++++++++++++++++-------------------- board/freescale/p2020ds/p2020ds.c | 7 +++-- 2 files changed, 32 insertions(+), 31 deletions(-) (limited to 'board') diff --git a/board/freescale/p2020ds/ddr.c b/board/freescale/p2020ds/ddr.c index b9c0cb2576..30d640fa31 100644 --- a/board/freescale/p2020ds/ddr.c +++ b/board/freescale/p2020ds/ddr.c @@ -12,7 +12,7 @@ #include #include -static void get_spd(ddr3_spd_eeprom_t *spd, unsigned char i2c_address) +static void get_spd(generic_spd_eeprom_t *spd, unsigned char i2c_address) { i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr3_spd_eeprom_t)); } @@ -22,7 +22,7 @@ unsigned int fsl_ddr_get_mem_data_rate(void) return get_ddr_freq(0); } -void fsl_ddr_get_spd(ddr3_spd_eeprom_t *ctrl_dimms_spd, +void fsl_ddr_get_spd(generic_spd_eeprom_t *ctrl_dimms_spd, unsigned int ctrl_num) { unsigned int i; @@ -51,27 +51,26 @@ typedef struct { * cpo 2-0x1E (30) */ - -/* XXX: these values need to be checked for all interleaving modes. */ -/* XXX: No reliable dual-rank 800 MHz setting has been found. It may - * seem reliable, but errors will appear when memory intensive - * program is run. */ -/* XXX: Single rank at 800 MHz is OK. */ const board_specific_parameters_t board_specific_parameters[][20] = { { /* memory controller 0 */ /* lo| hi| num| clk| cpo|wrdata|2T */ /* mhz| mhz|ranks|adjst| | delay| */ - { 0, 333, 2, 6, 7, 3, 0}, - {334, 400, 2, 6, 9, 3, 0}, - {401, 549, 2, 6, 11, 3, 0}, - {550, 680, 2, 1, 10, 5, 0}, - {681, 850, 2, 1, 12, 5, 1}, - { 0, 333, 1, 6, 7, 3, 0}, - {334, 400, 1, 6, 9, 3, 0}, - {401, 549, 1, 6, 11, 3, 0}, - {550, 680, 1, 1, 10, 5, 0}, - {681, 850, 1, 1, 12, 5, 0} +#ifdef CONFIG_FSL_DDR2 + { 0, 333, 2, 4, 0x1f, 2, 0}, + {334, 400, 2, 4, 0x1f, 2, 0}, + {401, 549, 2, 4, 0x1f, 2, 0}, + {550, 680, 2, 4, 0x1f, 3, 0}, + {681, 850, 2, 4, 0x1f, 4, 0}, + { 0, 333, 1, 4, 0x1f, 2, 0}, + {334, 400, 1, 4, 0x1f, 2, 0}, + {401, 549, 1, 4, 0x1f, 2, 0}, + {550, 680, 1, 4, 0x1f, 3, 0}, + {681, 850, 1, 4, 0x1f, 4, 0} +#else + { 0, 850, 2, 4, 0x1f, 4, 0}, + { 0, 850, 1, 4, 0x1f, 4, 0} +#endif }, }; @@ -92,18 +91,8 @@ void fsl_ddr_board_options(memctl_options_t *popts, * odt_wr_cfg to 3 for the even CS, 0 for the odd CS. */ for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) { - if (i&1) { /* odd CS */ popts->cs_local_opts[i].odt_rd_cfg = 0; - popts->cs_local_opts[i].odt_wr_cfg = 0; - } else { /* even CS */ - if (CONFIG_DIMM_SLOTS_PER_CTLR == 1) { - popts->cs_local_opts[i].odt_rd_cfg = 0; - popts->cs_local_opts[i].odt_wr_cfg = 4; - } else if (CONFIG_DIMM_SLOTS_PER_CTLR == 2) { - popts->cs_local_opts[i].odt_rd_cfg = 3; - popts->cs_local_opts[i].odt_wr_cfg = 3; - } - } + popts->cs_local_opts[i].odt_wr_cfg = 1; } /* Get clk_adjust, cpo, write_data_delay,2T, according to the board ddr @@ -127,4 +116,13 @@ void fsl_ddr_board_options(memctl_options_t *popts, * - number of DIMMs installed */ popts->half_strength_driver_enable = 0; + popts->wrlvl_en = 1; + /* Write leveling override */ + popts->wrlvl_override = 1; + popts->wrlvl_sample = 0xa; + popts->wrlvl_start = 0x7; + /* Rtt and Rtt_WR override */ + popts->rtt_override = 1; + popts->rtt_override_value = DDR3_RTT_120_OHM; + popts->rtt_wr_override_value = 0; /* Rtt_WR= dynamic ODT off */ } diff --git a/board/freescale/p2020ds/p2020ds.c b/board/freescale/p2020ds/p2020ds.c index 3fd1b347ab..608ff916da 100644 --- a/board/freescale/p2020ds/p2020ds.c +++ b/board/freescale/p2020ds/p2020ds.c @@ -69,13 +69,16 @@ int checkboard(void) return 0; } +const char *board_hwconfig = "foo:bar=baz"; +const char *cpu_hwconfig = "foo:bar=baz"; + phys_size_t initdram(int board_type) { phys_size_t dram_size = 0; puts("Initializing...."); -#ifdef CONFIG_SPD_EEPROM +#ifdef CONFIG_DDR_SPD dram_size = fsl_ddr_sdram(); #else dram_size = fixed_sdram(); @@ -94,7 +97,7 @@ phys_size_t initdram(int board_type) return dram_size; } -#if !defined(CONFIG_SPD_EEPROM) +#if !defined(CONFIG_DDR_SPD) /* * Fixed sdram init -- doesn't use serial presence detect. */ -- cgit v1.2.1 From d17123696c6180ac8b74fbd318bf14652623e982 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Thu, 15 Jul 2010 16:49:03 -0500 Subject: powerpc/p4080: Add support for the P4080DS board Add support for the P4080DS board, with the following features: * 36-bit only * Boots from NOR flash * FMAN drivers NOT supported * SPD DDR initialization Signed-off-by: Ed Swarthout Signed-off-by: Emil Medve Signed-off-by: Becky Bruce Signed-off-by: Ashish Kalra Signed-off-by: Stuart Yoder Signed-off-by: Dave Liu Signed-off-by: Lan Chunhe-B25806 Signed-off-by: Scott Wood Signed-off-by: Kim Phillips Signed-off-by: Roy Zang Signed-off-by: Timur Tabi Signed-off-by: Andy Fleming Signed-off-by: York Sun Signed-off-by: Kumar Gala --- board/freescale/common/Makefile | 1 + board/freescale/corenet_ds/Makefile | 55 +++++++ board/freescale/corenet_ds/config.mk | 30 ++++ board/freescale/corenet_ds/corenet_ds.c | 259 ++++++++++++++++++++++++++++++++ board/freescale/corenet_ds/ddr.c | 176 ++++++++++++++++++++++ board/freescale/corenet_ds/law.c | 40 +++++ board/freescale/corenet_ds/pci.c | 127 ++++++++++++++++ board/freescale/corenet_ds/tlb.c | 112 ++++++++++++++ 8 files changed, 800 insertions(+) create mode 100644 board/freescale/corenet_ds/Makefile create mode 100644 board/freescale/corenet_ds/config.mk create mode 100644 board/freescale/corenet_ds/corenet_ds.c create mode 100644 board/freescale/corenet_ds/ddr.c create mode 100644 board/freescale/corenet_ds/law.c create mode 100644 board/freescale/corenet_ds/pci.c create mode 100644 board/freescale/corenet_ds/tlb.c (limited to 'board') diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile index 2d48d7ea32..f93045ff98 100644 --- a/board/freescale/common/Makefile +++ b/board/freescale/common/Makefile @@ -46,6 +46,7 @@ COBJS-$(CONFIG_MPC8536DS) += ics307_clk.o COBJS-$(CONFIG_MPC8572DS) += ics307_clk.o COBJS-$(CONFIG_P1022DS) += ics307_clk.o COBJS-$(CONFIG_P2020DS) += ics307_clk.o +COBJS-$(CONFIG_P4080DS) += ics307_clk.o SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) OBJS := $(addprefix $(obj),$(COBJS-y)) diff --git a/board/freescale/corenet_ds/Makefile b/board/freescale/corenet_ds/Makefile new file mode 100644 index 0000000000..8aa725523a --- /dev/null +++ b/board/freescale/corenet_ds/Makefile @@ -0,0 +1,55 @@ +# +# Copyright 2007-2009 Freescale Semiconductor, Inc. +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y += $(BOARD).o +COBJS-$(CONFIG_DDR_SPD) += ddr.o +COBJS-$(CONFIG_PCI) += pci.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) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(OBJS) $(SOBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/corenet_ds/config.mk b/board/freescale/corenet_ds/config.mk new file mode 100644 index 0000000000..72db24ebd2 --- /dev/null +++ b/board/freescale/corenet_ds/config.mk @@ -0,0 +1,30 @@ +# +# Copyright 2007-2009 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 +# + +# +# P4080DS board +# +ifndef TEXT_BASE +TEXT_BASE = 0xeff80000 +endif + +RESET_VECTOR_ADDRESS = 0xeffffffc diff --git a/board/freescale/corenet_ds/corenet_ds.c b/board/freescale/corenet_ds/corenet_ds.c new file mode 100644 index 0000000000..3cdefb34ef --- /dev/null +++ b/board/freescale/corenet_ds/corenet_ds.c @@ -0,0 +1,259 @@ +/* + * Copyright 2009-2010 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +extern void pci_of_setup(void *blob, bd_t *bd); + +#include "../common/ngpixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +void cpu_mp_lmb_reserve(struct lmb *lmb); + +int checkboard (void) +{ + u8 sw; + struct cpu_type *cpu = gd->cpu; + + printf("Board: %sDS, ", cpu->name); + 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) + printf("vBank: %d\n", sw); + else if (sw == 0x8) + puts("Promjet\n"); + else if (sw == 0x9) + puts("NAND\n"); + else + printf("invalid setting of SW%u\n", PIXIS_LBMAP_SWITCH); + +#ifdef CONFIG_PHYS_64BIT + puts("36-bit Addressing\n"); +#endif + + /* Display the actual SERDES reference clocks as configured by the + * dip switches on the board. Note that the SWx registers could + * technically be set to force the reference clocks to match the + * values that the SERDES expects (or vice versa). For now, however, + * we just display both values and hope the user notices when they + * don't match. + */ + puts("SERDES Reference Clocks: "); + sw = in_8(&PIXIS_SW(3)); + printf("Bank1=%uMHz ", (sw & 0x40) ? 125 : 100); + printf("Bank2=%sMHz ", (sw & 0x20) ? "156.25" : "125"); + printf("Bank3=%sMHz\n", (sw & 0x10) ? "156.25" : "125"); + + return 0; +} + +int board_early_init_f(void) +{ + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + + /* + * P4080 DS board only uses the DDR1_MCK0/3 and DDR2_MCK0/3 + * disable the DDR1_MCK1/2/4/5 and DDR2_MCK1/2/4/5 to reduce + * the noise introduced by these unterminated and unused clock pairs. + */ + setbits_be32(&gur->ddrclkdr, 0x001B001B); + + return 0; +} + +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 */ + + set_liodns(); + setup_portals(); + +#ifdef CONFIG_SRIO1 + if (is_serdes_configured(SRIO1)) { + set_next_law(CONFIG_SYS_RIO1_MEM_PHYS, LAW_SIZE_256M, + LAW_TRGT_IF_RIO_1); + } else { + printf (" SRIO1: disabled\n"); + } +#else + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO1); /* disable */ +#endif + +#ifdef CONFIG_SRIO2 + if (is_serdes_configured(SRIO2)) { + set_next_law(CONFIG_SYS_RIO2_MEM_PHYS, LAW_SIZE_256M, + LAW_TRGT_IF_RIO_2); + } else { + printf (" SRIO2: disabled\n"); + } +#else + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_SRIO2); /* disable */ +#endif + + return 0; +} + +static const char *serdes_clock_to_string(u32 clock) +{ + switch(clock) { + case SRDS_PLLCR0_RFCK_SEL_100: + return "100"; + case SRDS_PLLCR0_RFCK_SEL_125: + return "125"; + case SRDS_PLLCR0_RFCK_SEL_156_25: + return "156.25"; + default: + return "???"; + } +} + +#define NUM_SRDS_BANKS 3 + +int misc_init_r(void) +{ + serdes_corenet_t *srds_regs = (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR; + u32 actual[NUM_SRDS_BANKS]; + unsigned int i; + u8 sw3; + + /* Warn if the expected SERDES reference clocks don't match the + * actual reference clocks. This needs to be done after calling + * p4080_erratum_serdes8(), since that function may modify the clocks. + */ + sw3 = in_8(&PIXIS_SW(3)); + actual[0] = (sw3 & 0x40) ? + SRDS_PLLCR0_RFCK_SEL_125 : SRDS_PLLCR0_RFCK_SEL_100; + actual[1] = (sw3 & 0x20) ? + SRDS_PLLCR0_RFCK_SEL_156_25 : SRDS_PLLCR0_RFCK_SEL_125; + actual[2] = (sw3 & 0x10) ? + SRDS_PLLCR0_RFCK_SEL_156_25 : SRDS_PLLCR0_RFCK_SEL_125; + + for (i = 0; i < NUM_SRDS_BANKS; i++) { + u32 expected = srds_regs->bank[i].pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK; + if (expected != actual[i]) { + printf("Warning: SERDES bank %u expects reference clock" + " %sMHz, but actual is %sMHz\n", i + 1, + serdes_clock_to_string(expected), + serdes_clock_to_string(actual[i])); + } + } + + return 0; +} + +phys_size_t initdram(int board_type) +{ + phys_size_t dram_size; + + puts("Initializing....\n"); + + dram_size = fsl_ddr_sdram(); + + setup_ddr_tlbs(dram_size / 0x100000); + + puts(" DDR: "); + return dram_size; +} + +#ifdef CONFIG_MP +void board_lmb_reserve(struct lmb *lmb) +{ + cpu_mp_lmb_reserve(lmb); +} +#endif + +void ft_srio_setup(void *blob) +{ +#ifdef CONFIG_SRIO1 + if (!is_serdes_configured(SRIO1)) { + fdt_del_node_and_alias(blob, "rio0"); + } +#else + fdt_del_node_and_alias(blob, "rio0"); +#endif +#ifdef CONFIG_SRIO2 + if (!is_serdes_configured(SRIO2)) { + fdt_del_node_and_alias(blob, "rio1"); + } +#else + fdt_del_node_and_alias(blob, "rio1"); +#endif +} + +void ft_board_setup(void *blob, bd_t *bd) +{ + phys_addr_t base; + phys_size_t size; + + ft_cpu_setup(blob, bd); + + ft_srio_setup(blob); + + base = getenv_bootm_low(); + size = getenv_bootm_size(); + + fdt_fixup_memory(blob, (u64)base, (u64)size); + +#ifdef CONFIG_PCI + pci_of_setup(blob, bd); +#endif + + fdt_fixup_liodn(blob); +} + +int board_eth_init(bd_t *bis) +{ + return pci_eth_init(bis); +} diff --git a/board/freescale/corenet_ds/ddr.c b/board/freescale/corenet_ds/ddr.c new file mode 100644 index 0000000000..82b2b4f550 --- /dev/null +++ b/board/freescale/corenet_ds/ddr.c @@ -0,0 +1,176 @@ +/* + * Copyright 2009-2010 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 + * Version 2 as published by the Free Software Foundation. + */ + +#include +#include + +#include +#include + +static void get_spd(ddr3_spd_eeprom_t *spd, unsigned char i2c_address) +{ + int ret; + + ret = i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr3_spd_eeprom_t)); + if (ret) { + debug("DDR: failed to read SPD from address %u\n", i2c_address); + memset(spd, 0, sizeof(ddr3_spd_eeprom_t)); + } +} + +unsigned int fsl_ddr_get_mem_data_rate(void) +{ + return get_ddr_freq(0); +} + +void fsl_ddr_get_spd(ddr3_spd_eeprom_t *ctrl_dimms_spd, + unsigned int ctrl_num) +{ + unsigned int i; + unsigned int i2c_address = 0; + + for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) { + if (ctrl_num == 0 && i == 0) + i2c_address = SPD_EEPROM_ADDRESS1; + else if (ctrl_num == 1 && i == 0) + i2c_address = SPD_EEPROM_ADDRESS2; + + get_spd(&(ctrl_dimms_spd[i]), i2c_address); + } +} + +typedef struct { + u32 datarate_mhz_low; + u32 datarate_mhz_high; + u32 n_ranks; + u32 clk_adjust; + u32 cpo; + u32 write_data_delay; + u32 force_2T; +} board_specific_parameters_t; + +/* ranges for parameters: + * wr_data_delay = 0-6 + * clk adjust = 0-8 + * cpo 2-0x1E (30) + */ + + +/* XXX: these values need to be checked for all interleaving modes. */ +/* XXX: No reliable dual-rank 800 MHz setting has been found. It may + * seem reliable, but errors will appear when memory intensive + * program is run. */ +/* XXX: Single rank at 800 MHz is OK. */ +const board_specific_parameters_t board_specific_parameters[][20] = { + { + /* memory controller 0 */ + /* lo| hi| num| clk| cpo|wrdata|2T */ + /* mhz| mhz|ranks|adjst| | delay| */ + { 0, 333, 2, 6, 7, 3, 0}, + {334, 400, 2, 6, 9, 3, 0}, + {401, 549, 2, 6, 11, 3, 0}, + {550, 680, 2, 1, 10, 5, 0}, + {681, 850, 2, 1, 12, 5, 0}, + {851, 1050, 2, 1, 12, 5, 0}, + {1051, 1250, 2, 1, 15, 4, 0}, + {1251, 1350, 2, 1, 15, 4, 0}, + { 0, 333, 1, 6, 7, 3, 0}, + {334, 400, 1, 6, 9, 3, 0}, + {401, 549, 1, 6, 11, 3, 0}, + {550, 680, 1, 1, 10, 5, 0}, + {681, 850, 1, 1, 12, 5, 0} + }, + + { + /* memory controller 1 */ + /* lo| hi| num| clk| cpo|wrdata|2T */ + /* mhz| mhz|ranks|adjst| | delay| */ + { 0, 333, 2, 6, 7, 3, 0}, + {334, 400, 2, 6, 9, 3, 0}, + {401, 549, 2, 6, 11, 3, 0}, + {550, 680, 2, 1, 11, 6, 0}, + {681, 850, 2, 1, 13, 6, 0}, + {851, 1050, 2, 1, 13, 6, 0}, + {1051, 1250, 2, 1, 15, 4, 0}, + {1251, 1350, 2, 1, 15, 4, 0}, + { 0, 333, 1, 6, 7, 3, 0}, + {334, 400, 1, 6, 9, 3, 0}, + {401, 549, 1, 6, 11, 3, 0}, + {550, 680, 1, 1, 11, 6, 0}, + {681, 850, 1, 1, 13, 6, 0} + } +}; + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + const board_specific_parameters_t *pbsp = + &(board_specific_parameters[ctrl_num][0]); + u32 num_params = sizeof(board_specific_parameters[ctrl_num]) / + sizeof(board_specific_parameters[0][0]); + u32 i; + ulong ddr_freq; + + /* set odt_rd_cfg and odt_wr_cfg. If the there is only one dimm in + * that controller, set odt_wr_cfg to 4 for CS0, and 0 to CS1. If + * there are two dimms in the controller, set odt_rd_cfg to 3 and + * odt_wr_cfg to 3 for the even CS, 0 for the odd CS. + */ + for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) { + if (i&1) { /* odd CS */ + popts->cs_local_opts[i].odt_rd_cfg = 0; + popts->cs_local_opts[i].odt_wr_cfg = 1; + } else { /* even CS */ + if (CONFIG_DIMM_SLOTS_PER_CTLR == 1) { + popts->cs_local_opts[i].odt_rd_cfg = 0; + popts->cs_local_opts[i].odt_wr_cfg = 1; + } else if (CONFIG_DIMM_SLOTS_PER_CTLR == 2) { + popts->cs_local_opts[i].odt_rd_cfg = 3; + popts->cs_local_opts[i].odt_wr_cfg = 3; + } + } + } + + /* Get clk_adjust, cpo, write_data_delay,2T, according to the board ddr + * freqency and n_banks specified in board_specific_parameters table. + */ + ddr_freq = get_ddr_freq(0) / 1000000; + for (i = 0; i < num_params; i++) { + if (ddr_freq >= pbsp->datarate_mhz_low && + ddr_freq <= pbsp->datarate_mhz_high && + pdimm->n_ranks == pbsp->n_ranks) { + popts->cpo_override = 0xff; /* force auto CPO calibration */ + popts->write_data_delay = 2; + popts->clk_adjust = 5; /* Force value to be 5/8 clock cycle */ + popts->twoT_en = pbsp->force_2T; + } + pbsp++; + } + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; + /* + * Write leveling override + */ + popts->wrlvl_override = 1; + popts->wrlvl_sample = 0xa; + popts->wrlvl_start = 0x7; + /* + * Rtt and Rtt_WR override + */ + popts->rtt_override = 1; + popts->rtt_override_value = DDR3_RTT_120_OHM; + popts->rtt_wr_override_value = 0; /* Rtt_WR= dynamic ODT off */ + + /* Enable ZQ calibration */ + popts->zq_en = 1; +} diff --git a/board/freescale/corenet_ds/law.c b/board/freescale/corenet_ds/law.c new file mode 100644 index 0000000000..43b4b97de1 --- /dev/null +++ b/board/freescale/corenet_ds/law.c @@ -0,0 +1,40 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * 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 +#include +#include + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_LBC), + SET_LAW(CONFIG_SYS_BMAN_MEM_PHYS, LAW_SIZE_2M, LAW_TRGT_IF_BMAN), + SET_LAW(CONFIG_SYS_QMAN_MEM_PHYS, LAW_SIZE_2M, LAW_TRGT_IF_QMAN), + SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_4K, LAW_TRGT_IF_LBC), +#ifdef CONFIG_SYS_DCSRBAR_PHYS + SET_LAW(CONFIG_SYS_DCSRBAR_PHYS, LAW_SIZE_4M, LAW_TRGT_IF_DCSR), +#endif +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/freescale/corenet_ds/pci.c b/board/freescale/corenet_ds/pci.c new file mode 100644 index 0000000000..2994e366c2 --- /dev/null +++ b/board/freescale/corenet_ds/pci.c @@ -0,0 +1,127 @@ +/* + * 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 +#include +#include +#include +#include +#include +#include + +#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 + +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; + int first_free_busno = 0; + int num = 0; + + int pcie_ep, pcie_configured; + + devdisr = in_be32(&gur->devdisr); + + debug (" pci_init_board: devdisr=%x\n", devdisr); + +#ifdef CONFIG_PCIE1 + pcie_configured = is_serdes_configured(PCIE1); + + if (pcie_configured && !(devdisr & FSL_CORENET_DEVDISR_PCIE1)) { + set_next_law(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_512M, + LAW_TRGT_IF_PCIE_1); + set_next_law(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K, + LAW_TRGT_IF_PCIE_1); + SET_STD_PCIE_INFO(pci_info[num], 1); + pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs); + printf(" PCIE1 connected to Slot 1 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "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"); + } +#else + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_PCIE1); /* disable */ +#endif + +#ifdef CONFIG_PCIE2 + pcie_configured = is_serdes_configured(PCIE2); + + if (pcie_configured && !(devdisr & FSL_CORENET_DEVDISR_PCIE2)) { + set_next_law(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_512M, + LAW_TRGT_IF_PCIE_2); + set_next_law(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K, + LAW_TRGT_IF_PCIE_2); + SET_STD_PCIE_INFO(pci_info[num], 2); + pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs); + printf(" PCIE2 connected to Slot 3 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "Root Complex", + pci_info[num].regs); + first_free_busno = fsl_pci_init_port(&pci_info[num++], + &pcie2_hose, first_free_busno); + } else { + printf (" PCIE2: disabled\n"); + } +#else + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_PCIE2); /* disable */ +#endif + +#ifdef CONFIG_PCIE3 + pcie_configured = is_serdes_configured(PCIE3); + + if (pcie_configured && !(devdisr & FSL_CORENET_DEVDISR_PCIE3)) { + set_next_law(CONFIG_SYS_PCIE3_MEM_PHYS, LAW_SIZE_512M, + LAW_TRGT_IF_PCIE_3); + set_next_law(CONFIG_SYS_PCIE3_IO_PHYS, LAW_SIZE_64K, + LAW_TRGT_IF_PCIE_3); + SET_STD_PCIE_INFO(pci_info[num], 3); + pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs); + printf(" PCIE3 connected to Slot 2 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "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"); + } +#else + setbits_be32(&gur->devdisr, FSL_CORENET_DEVDISR_PCIE3); /* disable */ +#endif +} + +void pci_of_setup(void *blob, bd_t *bd) +{ + FT_FSL_PCI_SETUP; +} diff --git a/board/freescale/corenet_ds/tlb.c b/board/freescale/corenet_ds/tlb.c new file mode 100644 index 0000000000..1ae0416248 --- /dev/null +++ b/board/freescale/corenet_ds/tlb.c @@ -0,0 +1,112 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * 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 +#include + +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_PHYS, + 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_PHYS + 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_PHYS + 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_PHYS + 12 * 1024, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + SET_TLB_ENTRY(0, PIXIS_BASE, PIXIS_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* TLB 1 */ + /* *I*** - Covers boot page */ + SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_4K, 1), + + /* *I*G* - CCSRBAR */ + SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_16M, 1), + + /* *I*G* - Flash, localbus */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SR, MAS2_W|MAS2_G, + 0, 2, BOOKE_PAGESZ_256M, 1), + + /* *I*G* - PCI */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_1G, 1), + + /* *I*G* - PCI */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000, + CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), + + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000, + CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256M, 1), + + /* *I*G* - PCI I/O */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_256K, 1), + + /* Bman/Qman */ + SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 9, BOOKE_PAGESZ_1M, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000, + CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 10, BOOKE_PAGESZ_1M, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, 0, + 0, 11, BOOKE_PAGESZ_1M, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000, + CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 12, BOOKE_PAGESZ_1M, 1), +#ifdef CONFIG_SYS_DCSRBAR_PHYS + SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 13, BOOKE_PAGESZ_4M, 1), +#endif +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); -- cgit v1.2.1