diff options
author | 2023-10-10 14:33:42 +0000 | |
---|---|---|
committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/board/xes | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/board/xes')
34 files changed, 1643 insertions, 0 deletions
diff --git a/roms/u-boot/board/xes/common/Makefile b/roms/u-boot/board/xes/common/Makefile new file mode 100644 index 000000000..b5c690002 --- /dev/null +++ b/roms/u-boot/board/xes/common/Makefile @@ -0,0 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-$(CONFIG_FSL_PCI_INIT) += fsl_8xxx_pci.o +obj-$(CONFIG_ARCH_MPC8572) += fsl_8xxx_clk.o +obj-$(CONFIG_MPC86xx) += fsl_8xxx_clk.o +obj-$(CONFIG_ARCH_P2020) += fsl_8xxx_clk.o +obj-$(CONFIG_MPC85xx) += fsl_8xxx_misc.o board.o +obj-$(CONFIG_MPC86xx) += fsl_8xxx_misc.o board.o +obj-$(CONFIG_NAND_ACTL) += actl_nand.o diff --git a/roms/u-boot/board/xes/common/actl_nand.c b/roms/u-boot/board/xes/common/actl_nand.c new file mode 100644 index 000000000..4e52838c9 --- /dev/null +++ b/roms/u-boot/board/xes/common/actl_nand.c @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * + * This driver support NAND devices which have address lines + * connected as ALE and CLE inputs. + */ + +#include <common.h> +#include <nand.h> +#include <asm/io.h> + +/* + * Hardware specific access to control-lines + */ +static void nand_addr_hwcontrol(struct mtd_info *mtd, int cmd, uint ctrl) +{ + struct nand_chip *this = mtd_to_nand(mtd); + ulong IO_ADDR_W; + + if (ctrl & NAND_CTRL_CHANGE) { + IO_ADDR_W = (ulong)this->IO_ADDR_W; + + IO_ADDR_W &= ~(CONFIG_SYS_NAND_ACTL_CLE | + CONFIG_SYS_NAND_ACTL_ALE | + CONFIG_SYS_NAND_ACTL_NCE); + if (ctrl & NAND_CLE) + IO_ADDR_W |= CONFIG_SYS_NAND_ACTL_CLE; + if (ctrl & NAND_ALE) + IO_ADDR_W |= CONFIG_SYS_NAND_ACTL_ALE; + if (ctrl & NAND_NCE) + IO_ADDR_W |= CONFIG_SYS_NAND_ACTL_NCE; + + this->IO_ADDR_W = (void *)IO_ADDR_W; + } + + if (cmd != NAND_CMD_NONE) + writeb(cmd, this->IO_ADDR_W); +} + +int board_nand_init(struct nand_chip *nand) +{ + nand->ecc.mode = NAND_ECC_SOFT; + nand->cmd_ctrl = nand_addr_hwcontrol; + nand->chip_delay = CONFIG_SYS_NAND_ACTL_DELAY; + + return 0; +} diff --git a/roms/u-boot/board/xes/common/board.c b/roms/u-boot/board/xes/common/board.c new file mode 100644 index 000000000..053b07a0b --- /dev/null +++ b/roms/u-boot/board/xes/common/board.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2009 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <env.h> +#include "fsl_8xxx_misc.h" +#include <init.h> + +int checkboard(void) +{ + char name[] = CONFIG_SYS_BOARD_NAME; + char buf[64]; + char *s; + int i; + +#ifdef CONFIG_SYS_FORM_CUSTOM + s = "Custom"; +#elif CONFIG_SYS_FORM_6U_CPCI + s = "6U CompactPCI"; +#elif CONFIG_SYS_FORM_ATCA_PMC + s = "ATCA w/PMC"; +#elif CONFIG_SYS_FORM_ATCA_AMC + s = "ATCA w/AMC"; +#elif CONFIG_SYS_FORM_VME + s = "VME"; +#elif CONFIG_SYS_FORM_6U_VPX + s = "6U VPX"; +#elif CONFIG_SYS_FORM_PMC + s = "PMC"; +#elif CONFIG_SYS_FORM_PCI + s = "PCI"; +#elif CONFIG_SYS_FORM_3U_CPCI + s = "3U CompactPCI"; +#elif CONFIG_SYS_FORM_AMC + s = "AdvancedMC"; +#elif CONFIG_SYS_FORM_XMC + s = "XMC"; +#elif CONFIG_SYS_FORM_PMC_XMC + s = "PMC/XMC"; +#elif CONFIG_SYS_FORM_PCI_EXPRESS + s = "PCI Express"; +#elif CONFIG_SYS_FORM_3U_VPX + s = "3U VPX"; +#else +#error "Form factor not defined" +#endif + + name[strlen(name) - 1] += get_board_derivative(); + printf("Board: X-ES %s %s SBC\n", name, s); + + /* Display board specific information */ + puts(" "); + i = env_get_f("board_rev", buf, sizeof(buf)); + if (i > 0) + printf("Rev %s, ", buf); + i = env_get_f("serial#", buf, sizeof(buf)); + if (i > 0) + printf("Serial# %s, ", buf); + i = env_get_f("board_cfg", buf, sizeof(buf)); + if (i > 0) + printf("Cfg %s", buf); + puts("\n"); + + return 0; +} diff --git a/roms/u-boot/board/xes/common/fsl_8xxx_clk.c b/roms/u-boot/board/xes/common/fsl_8xxx_clk.c new file mode 100644 index 000000000..8ca65ca85 --- /dev/null +++ b/roms/u-boot/board/xes/common/fsl_8xxx_clk.c @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <asm/io.h> + +/* + * Return SYSCLK input frequency - 50 MHz or 66 MHz depending on POR config + */ +unsigned long get_board_sys_clk(ulong dummy) +{ +#if defined(CONFIG_MPC85xx) + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); +#elif defined(CONFIG_MPC86xx) + immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; + volatile ccsr_gur_t *gur = &immap->im_gur; +#endif + + if (in_be32(&gur->gpporcr) & 0x10000) + return 66666666; + else +#ifdef CONFIG_ARCH_P2020 + return 100000000; +#else + return 50000000; +#endif +} + +#ifdef CONFIG_MPC85xx +/* + * Return DDR input clock - synchronous with SYSCLK or 66 MHz + * Note: 86xx doesn't support asynchronous DDR clk + */ +unsigned long get_board_ddr_clk(ulong dummy) +{ + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 ddr_ratio = (in_be32(&gur->porpllsr) & 0x00003e00) >> 9; + + if (ddr_ratio == 0x7) + return get_board_sys_clk(dummy); + +#ifdef CONFIG_ARCH_P2020 + if (in_be32(&gur->gpporcr) & 0x20000) + return 66666666; + else + return 100000000; +#else + return 66666666; +#endif +} +#endif diff --git a/roms/u-boot/board/xes/common/fsl_8xxx_misc.c b/roms/u-boot/board/xes/common/fsl_8xxx_misc.c new file mode 100644 index 000000000..b26810338 --- /dev/null +++ b/roms/u-boot/board/xes/common/fsl_8xxx_misc.c @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <asm/mmu.h> +#ifdef CONFIG_PCA953X +#include <pca953x.h> + +/* + * Determine if a board's flashes are write protected + */ +int board_flash_wp_on(void) +{ + if (pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) & + CONFIG_SYS_PCA953X_NVM_WP) + return 1; + + return 0; +} +#endif + +/* + * Return a board's derivative model number. For example: + * return 2 for the XPedite5372 and return 1 for the XPedite5201. + */ +uint get_board_derivative(void) +{ +#if defined(CONFIG_MPC85xx) + volatile ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; +#elif defined(CONFIG_MPC86xx) + volatile immap_t *immap = (immap_t *)CONFIG_SYS_CCSRBAR; + volatile ccsr_gur_t *gur = &immap->im_gur; +#endif + + /* + * The top 4 lines of the local bus address are pulled low/high and + * can be read to determine the least significant digit of a board's + * model number. + */ + return gur->gpporcr >> 28; +} diff --git a/roms/u-boot/board/xes/common/fsl_8xxx_misc.h b/roms/u-boot/board/xes/common/fsl_8xxx_misc.h new file mode 100644 index 000000000..6e4858f15 --- /dev/null +++ b/roms/u-boot/board/xes/common/fsl_8xxx_misc.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + */ + +#ifndef __FSL_8XXX_MISC_H___ +#define __FSL_8XXX_MISC_H___ + +uint get_board_derivative(void); + +#endif /* __FSL_8XXX_MISC_H__ */ diff --git a/roms/u-boot/board/xes/common/fsl_8xxx_pci.c b/roms/u-boot/board/xes/common/fsl_8xxx_pci.c new file mode 100644 index 000000000..157aa3282 --- /dev/null +++ b/roms/u-boot/board/xes/common/fsl_8xxx_pci.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2007-2008 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <init.h> +#include <pci.h> +#include <asm/fsl_pci.h> +#include <asm/fsl_serdes.h> +#include <asm/io.h> +#include <linux/compiler.h> +#include <linux/libfdt.h> +#include <fdt_support.h> + + +#ifdef CONFIG_PCI1 +static struct pci_controller pci1_hose; +#endif + +void pci_init_board(void) +{ + int first_free_busno = 0; + +#ifdef CONFIG_PCI1 + int pcie_ep; + struct fsl_pci_info pci_info; + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 devdisr = in_be32(&gur->devdisr); + uint pci_spd_norm = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_SPD; + uint pci_32 = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_PCI32; + uint pci_arb = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_ARB; + uint pcix = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1; + uint freq = CONFIG_SYS_CLK_FREQ / 1000 / 1000; + + 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); + + pcie_ep = fsl_setup_hose(&pci1_hose, pci_info.regs); + printf("PCI1: %d bit %s, %s %d MHz, %s, %s\n", + pci_32 ? 32 : 64, + pcix ? "PCIX" : "PCI", + pci_spd_norm ? ">=" : "<=", + pcix ? freq * 2 : freq, + pcie_ep ? "agent" : "host", + pci_arb ? "arbiter" : "external-arbiter"); + + first_free_busno = fsl_pci_init_port(&pci_info, + &pci1_hose, first_free_busno); + } else { + printf("PCI1: disabled\n"); + } +#elif defined CONFIG_ARCH_MPC8548 + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + /* PCI1 not present on MPC8572 */ + setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); +#endif + + fsl_pcie_init_board(first_free_busno); +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void ft_board_pci_setup(void *blob, struct bd_info *bd) +{ + FT_FSL_PCI_SETUP; +} +#endif /* CONFIG_OF_BOARD_SETUP */ diff --git a/roms/u-boot/board/xes/xpedite517x/Kconfig b/roms/u-boot/board/xes/xpedite517x/Kconfig new file mode 100644 index 000000000..91bbd2245 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/Kconfig @@ -0,0 +1,12 @@ +if TARGET_XPEDITE517X + +config SYS_BOARD + default "xpedite517x" + +config SYS_VENDOR + default "xes" + +config SYS_CONFIG_NAME + default "xpedite517x" + +endif diff --git a/roms/u-boot/board/xes/xpedite517x/MAINTAINERS b/roms/u-boot/board/xes/xpedite517x/MAINTAINERS new file mode 100644 index 000000000..26e0acccb --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/MAINTAINERS @@ -0,0 +1,6 @@ +XPEDITE517X BOARD +M: Peter Tyser <ptyser@xes-inc.com> +S: Maintained +F: board/xes/xpedite517x/ +F: include/configs/xpedite517x.h +F: configs/xpedite517x_defconfig diff --git a/roms/u-boot/board/xes/xpedite517x/Makefile b/roms/u-boot/board/xes/xpedite517x/Makefile new file mode 100644 index 000000000..10ac76a37 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2001 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-y += xpedite517x.o +obj-y += ddr.o +obj-y += law.o diff --git a/roms/u-boot/board/xes/xpedite517x/ddr.c b/roms/u-boot/board/xes/xpedite517x/ddr.c new file mode 100644 index 000000000..a3fd2fc8c --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/ddr.c @@ -0,0 +1,124 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2009 Extreme Engineering Solutions, Inc. + * Copyright 2007-2008 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <i2c.h> +#include <fsl_ddr_sdram.h> +#include <fsl_ddr_dimm_params.h> +#include <log.h> + +void get_spd(ddr2_spd_eeprom_t *spd, u8 i2c_address) +{ + i2c_read(i2c_address, SPD_EEPROM_OFFSET, 2, (uchar *)spd, + sizeof(ddr2_spd_eeprom_t)); +} + +/* + * There are four board-specific SDRAM timing parameters which must be + * calculated based on the particular PCB artwork. These are: + * 1.) CPO (Read Capture Delay) + * - TIMING_CFG_2 register + * Source: Calculation based on board trace lengths and + * chip-specific internal delays. + * 2.) WR_DATA_DELAY (Write Command to Data Strobe Delay) + * - TIMING_CFG_2 register + * Source: Calculation based on board trace lengths. + * Unless clock and DQ lanes are very different + * lengths (>2"), this should be set to the nominal value + * of 1/2 clock delay. + * 3.) CLK_ADJUST (Clock and Addr/Cmd alignment control) + * - DDR_SDRAM_CLK_CNTL register + * Source: Signal Integrity Simulations + * 4.) 2T Timing on Addr/Ctl + * - TIMING_CFG_2 register + * Source: Signal Integrity Simulations + * Usually only needed with heavy load/very high speed (>DDR2-800) + * + * PCB routing on the XPedite5170 is nearly identical to the XPedite5370 + * so we use the XPedite5370 settings as a basis for the XPedite5170. + */ + +typedef struct board_memctl_options { + uint16_t datarate_mhz_low; + uint16_t datarate_mhz_high; + uint8_t clk_adjust; + uint8_t cpo_override; + uint8_t write_data_delay; +} board_memctl_options_t; + +static struct board_memctl_options bopts_ctrl[][2] = { + { + /* Controller 0 */ + { + /* DDR2 600/667 */ + .datarate_mhz_low = 500, + .datarate_mhz_high = 750, + .clk_adjust = 5, + .cpo_override = 8, + .write_data_delay = 2, + }, + { + /* DDR2 800 */ + .datarate_mhz_low = 750, + .datarate_mhz_high = 850, + .clk_adjust = 5, + .cpo_override = 9, + .write_data_delay = 2, + }, + }, + { + /* Controller 1 */ + { + /* DDR2 600/667 */ + .datarate_mhz_low = 500, + .datarate_mhz_high = 750, + .clk_adjust = 5, + .cpo_override = 7, + .write_data_delay = 2, + }, + { + /* DDR2 800 */ + .datarate_mhz_low = 750, + .datarate_mhz_high = 850, + .clk_adjust = 5, + .cpo_override = 8, + .write_data_delay = 2, + }, + }, +}; + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + struct board_memctl_options *bopts = bopts_ctrl[ctrl_num]; + sys_info_t sysinfo; + int i; + unsigned int datarate; + + get_sys_info(&sysinfo); + datarate = get_ddr_freq(0) / 1000000; + + for (i = 0; i < ARRAY_SIZE(bopts_ctrl[ctrl_num]); i++) { + if ((bopts[i].datarate_mhz_low <= datarate) && + (bopts[i].datarate_mhz_high >= datarate)) { + debug("controller %d:\n", ctrl_num); + debug(" clk_adjust = %d\n", bopts[i].clk_adjust); + debug(" cpo = %d\n", bopts[i].cpo_override); + debug(" write_data_delay = %d\n", + bopts[i].write_data_delay); + popts->clk_adjust = bopts[i].clk_adjust; + popts->cpo_override = bopts[i].cpo_override; + popts->write_data_delay = bopts[i].write_data_delay; + } + } + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; +} diff --git a/roms/u-boot/board/xes/xpedite517x/law.c b/roms/u-boot/board/xes/xpedite517x/law.c new file mode 100644 index 000000000..b82f9f0d3 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/law.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * Notes: + * CCSRBAR don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_FLASH_BASE2, LAW_SIZE_256M, LAW_TRGT_IF_LBC), +#ifdef CONFIG_SYS_NAND_BASE + /* NAND LAW covers 2 NAND flashes */ + SET_LAW(CONFIG_SYS_NAND_BASE, LAW_SIZE_512K, LAW_TRGT_IF_LBC), +#endif +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/roms/u-boot/board/xes/xpedite517x/xpedite517x.c b/roms/u-boot/board/xes/xpedite517x/xpedite517x.c new file mode 100644 index 000000000..8a5b52c49 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite517x/xpedite517x.c @@ -0,0 +1,86 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2009 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <init.h> +#include <asm/global_data.h> +#include <asm/processor.h> +#include <fsl_ddr_sdram.h> +#include <asm/mmu.h> +#include <asm/io.h> +#include <fdt_support.h> +#include <pca953x.h> +#include "../common/fsl_8xxx_misc.h" + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_PCI) +extern void ft_board_pci_setup(void *blob, struct bd_info *bd); +#endif + +/* + * Print out which flash was booted from and if booting from the 2nd flash, + * swap flash chip selects to maintain consistent flash numbering/addresses. + */ +static void flash_cs_fixup(void) +{ + int flash_sel; + + /* + * Print boot dev and swap flash flash chip selects if booted from 2nd + * flash. Swapping chip selects presents user with a common memory + * map regardless of which flash was booted from. + */ + flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) & + CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS)); + printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1); + + if (flash_sel) { + set_lbc_br(0, CONFIG_SYS_BR1_PRELIM); + set_lbc_or(0, CONFIG_SYS_OR1_PRELIM); + + set_lbc_br(1, CONFIG_SYS_BR0_PRELIM); + set_lbc_or(1, CONFIG_SYS_OR0_PRELIM); + } +} + +int board_early_init_r(void) +{ + /* Initialize PCA9557 devices */ + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR2, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR3, 0xff, 0); + + flash_cs_fixup(); + + return 0; +} + +int dram_init(void) +{ + phys_size_t dram_size = fsl_ddr_sdram(); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* Initialize and enable DDR ECC */ + ddr_enable_ecc(dram_size); +#endif + + gd->ram_size = dram_size; + + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ +#ifdef CONFIG_PCI + ft_board_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + return 0; +} +#endif diff --git a/roms/u-boot/board/xes/xpedite520x/Kconfig b/roms/u-boot/board/xes/xpedite520x/Kconfig new file mode 100644 index 000000000..9c0c2461f --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/Kconfig @@ -0,0 +1,12 @@ +if TARGET_XPEDITE520X + +config SYS_BOARD + default "xpedite520x" + +config SYS_VENDOR + default "xes" + +config SYS_CONFIG_NAME + default "xpedite520x" + +endif diff --git a/roms/u-boot/board/xes/xpedite520x/MAINTAINERS b/roms/u-boot/board/xes/xpedite520x/MAINTAINERS new file mode 100644 index 000000000..f7bd437cc --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/MAINTAINERS @@ -0,0 +1,6 @@ +XPEDITE520X BOARD +M: Peter Tyser <ptyser@xes-inc.com> +S: Maintained +F: board/xes/xpedite520x/ +F: include/configs/xpedite520x.h +F: configs/xpedite520x_defconfig diff --git a/roms/u-boot/board/xes/xpedite520x/Makefile b/roms/u-boot/board/xes/xpedite520x/Makefile new file mode 100644 index 000000000..12e75da5b --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/Makefile @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright 2008 Extreme Engineering Solutions, Inc. +# Copyright 2004 Freescale Semiconductor. +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-y += xpedite520x.o +obj-y += ddr.o +obj-y += law.o +obj-y += tlb.o diff --git a/roms/u-boot/board/xes/xpedite520x/ddr.c b/roms/u-boot/board/xes/xpedite520x/ddr.c new file mode 100644 index 000000000..c142bec40 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/ddr.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright 2008 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <i2c.h> + +#include <fsl_ddr_sdram.h> +#include <fsl_ddr_dimm_params.h> + +void get_spd(ddr2_spd_eeprom_t *spd, unsigned char i2c_address) +{ + i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr2_spd_eeprom_t)); + + /* We use soldered memory, but use an SPD EEPROM to describe it. + * The SPD has an unspecified dimm type, but the DDR2 initialization + * code requires a specific type to be specified. This sets the type + * as a standard unregistered SO-DIMM. */ + if (spd->dimm_type == 0) { + spd->dimm_type = 0x4; + ((uchar *)spd)[63] += 0x4; + } +} + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + /* + * Factors to consider for clock adjust: + * - number of chips on bus + * - position of slot + * - DDR1 vs. DDR2? + * - ??? + * + * This needs to be determined on a board-by-board basis. + * 0110 3/4 cycle late + * 0111 7/8 cycle late + */ + popts->clk_adjust = 7; + + /* + * Factors to consider for CPO: + * - frequency + * - ddr1 vs. ddr2 + */ + popts->cpo_override = 9; + + /* + * Factors to consider for write data delay: + * - number of DIMMs + * + * 1 = 1/4 clock delay + * 2 = 1/2 clock delay + * 3 = 3/4 clock delay + * 4 = 1 clock delay + * 5 = 5/4 clock delay + * 6 = 3/2 clock delay + */ + popts->write_data_delay = 3; + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; +} diff --git a/roms/u-boot/board/xes/xpedite520x/law.c b/roms/u-boot/board/xes/xpedite520x/law.c new file mode 100644 index 000000000..10613ead3 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/law.c @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */ + SET_LAW(CONFIG_SYS_FLASH_BASE2, LAW_SIZE_256M, LAW_TRGT_IF_LBC), + SET_LAW(CONFIG_SYS_NAND_BASE, LAW_SIZE_1M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/roms/u-boot/board/xes/xpedite520x/tlb.c b/roms/u-boot/board/xes/xpedite520x/tlb.c new file mode 100644 index 000000000..d45f53286 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/tlb.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#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), + + /* W**G* - NOR flashes */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE2, CONFIG_SYS_FLASH_BASE2, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 1), + + 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_1M, 1), + + /* *I*G* - NAND flash */ + SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_1M, 1), + +#if CONFIG_PCI1 + /* *I*G* - PCI MEM */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_MEM_PHYS, CONFIG_SYS_PCI1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_1G, 1), +#endif + +#if CONFIG_PCI2 + /* *I*G* - PCI MEM */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI2_MEM_PHYS, CONFIG_SYS_PCI2_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), +#endif + +#if defined(CONFIG_PCI1) || defined(CONFIG_PCI2) + /* *I*G* - PCI IO */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_IO_PHYS, CONFIG_SYS_PCI1_IO_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_16M, 1), +#endif +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/roms/u-boot/board/xes/xpedite520x/xpedite520x.c b/roms/u-boot/board/xes/xpedite520x/xpedite520x.c new file mode 100644 index 000000000..63e1e0efe --- /dev/null +++ b/roms/u-boot/board/xes/xpedite520x/xpedite520x.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2004, 2007 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <command.h> +#include <init.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_pci.h> +#include <asm/io.h> +#include <asm/cache.h> +#include <asm/mmu.h> +#include <linux/libfdt.h> +#include <fdt_support.h> +#include <pca953x.h> + +extern void ft_board_pci_setup(void *blob, struct bd_info *bd); + +static void flash_cs_fixup(void) +{ + int flash_sel; + + /* + * Print boot dev and swap flash flash chip selects if booted from 2nd + * flash. Swapping chip selects presents user with a common memory + * map regardless of which flash was booted from. + */ + flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) & + CONFIG_SYS_PCA953X_FLASH_PASS_CS)); + printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1); + + if (flash_sel) { + set_lbc_br(0, CONFIG_SYS_BR1_PRELIM); + set_lbc_or(0, CONFIG_SYS_OR1_PRELIM); + + set_lbc_br(1, CONFIG_SYS_BR0_PRELIM); + set_lbc_or(1, CONFIG_SYS_OR0_PRELIM); + } +} + +int board_early_init_r(void) +{ + /* Initialize PCA9557 devices */ + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0); + + /* + * Remap NOR flash region to caching-inhibited + * so that flash can be erased/programmed properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* Invalidate existing TLB entry for NOR flash */ + disable_tlb(0); + set_tlb(1, (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 1); + + flash_cs_fixup(); + + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ +#ifdef CONFIG_PCI + ft_board_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + return 0; +} +#endif diff --git a/roms/u-boot/board/xes/xpedite537x/Kconfig b/roms/u-boot/board/xes/xpedite537x/Kconfig new file mode 100644 index 000000000..35b3917a6 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/Kconfig @@ -0,0 +1,12 @@ +if TARGET_XPEDITE537X + +config SYS_BOARD + default "xpedite537x" + +config SYS_VENDOR + default "xes" + +config SYS_CONFIG_NAME + default "xpedite537x" + +endif diff --git a/roms/u-boot/board/xes/xpedite537x/MAINTAINERS b/roms/u-boot/board/xes/xpedite537x/MAINTAINERS new file mode 100644 index 000000000..b6123acc0 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/MAINTAINERS @@ -0,0 +1,6 @@ +XPEDITE537X BOARD +M: Peter Tyser <ptyser@xes-inc.com> +S: Maintained +F: board/xes/xpedite537x/ +F: include/configs/xpedite537x.h +F: configs/xpedite537x_defconfig diff --git a/roms/u-boot/board/xes/xpedite537x/Makefile b/roms/u-boot/board/xes/xpedite537x/Makefile new file mode 100644 index 000000000..82575cf05 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/Makefile @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright 2008 Extreme Engineering Solutions, Inc. +# Copyright 2007 Freescale Semiconductor, Inc. +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +obj-y += xpedite537x.o +obj-y += ddr.o +obj-y += law.o +obj-y += tlb.o diff --git a/roms/u-boot/board/xes/xpedite537x/ddr.c b/roms/u-boot/board/xes/xpedite537x/ddr.c new file mode 100644 index 000000000..f55102a07 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/ddr.c @@ -0,0 +1,234 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <i2c.h> +#include <log.h> + +#include <fsl_ddr_sdram.h> +#include <fsl_ddr_dimm_params.h> + +void get_spd(ddr2_spd_eeprom_t *spd, u8 i2c_address) +{ + i2c_read(i2c_address, SPD_EEPROM_OFFSET, 2, (uchar *)spd, + sizeof(ddr2_spd_eeprom_t)); +} + +/* + * There are four board-specific SDRAM timing parameters which must be + * calculated based on the particular PCB artwork. These are: + * 1.) CPO (Read Capture Delay) + * - TIMING_CFG_2 register + * Source: Calculation based on board trace lengths and + * chip-specific internal delays. + * 2.) WR_DATA_DELAY (Write Command to Data Strobe Delay) + * - TIMING_CFG_2 register + * Source: Calculation based on board trace lengths. + * Unless clock and DQ lanes are very different + * lengths (>2"), this should be set to the nominal value + * of 1/2 clock delay. + * 3.) CLK_ADJUST (Clock and Addr/Cmd alignment control) + * - DDR_SDRAM_CLK_CNTL register + * Source: Signal Integrity Simulations + * 4.) 2T Timing on Addr/Ctl + * - TIMING_CFG_2 register + * Source: Signal Integrity Simulations + * Usually only needed with heavy load/very high speed (>DDR2-800) + * + * ====== XPedite5370 DDR2-600 read delay calculations ====== + * + * See Freescale's App Note AN2583 as refrence. This document also + * contains the chip-specific delays for 8548E, 8572, etc. + * + * For MPC8572E + * Minimum chip delay (Ch 0): 1.372ns + * Maximum chip delay (Ch 0): 2.914ns + * Minimum chip delay (Ch 1): 1.220ns + * Maximum chip delay (Ch 1): 2.595ns + * + * CLK adjust = 5 (from simulations) = 5/8* 3.33ns = 2080ps + * + * Minimum delay calc (Ch 0): + * clock prop - dram skew + min dqs prop delay + clk_adjust + min chip dly + * 2.3" * 180 - 400ps + 1.9" * 180 + 2080ps + 1372ps + * = 3808ps + * = 3.808ns + * + * Maximum delay calc (Ch 0): + * clock prop + dram skew + max dqs prop delay + clk_adjust + max chip dly + * 2.3" * 180 + 400ps + 2.4" * 180 + 2080ps + 2914ps + * = 6240ps + * = 6.240ns + * + * Minimum delay calc (Ch 1): + * clock prop - dram skew + min dqs prop delay + clk_adjust + min chip dly + * 1.46" * 180- 400ps + 0.7" * 180 + 2080ps + 1220ps + * = 3288ps + * = 3.288ns + * + * Maximum delay calc (Ch 1): + * clock prop + dram skew + max dqs prop delay + clk_adjust + min chip dly + * 1.46" * 180+ 400ps + 1.1" * 180 + 2080ps + 2595ps + * = 5536ps + * = 5.536ns + * + * Ch.0: 3.808ns to 6.240ns additional delay needed (pick 5ns as target) + * This is 1.5 clock cycles, pick CPO = READ_LAT + 3/2 (0x8) + * Ch.1: 3.288ns to 5.536ns additional delay needed (pick 4.4ns as target) + * This is 1.32 clock cycles, pick CPO = READ_LAT + 5/4 (0x7) + * + * + * ====== XPedite5370 DDR2-800 read delay calculations ====== + * + * See Freescale's App Note AN2583 as refrence. This document also + * contains the chip-specific delays for 8548E, 8572, etc. + * + * For MPC8572E + * Minimum chip delay (Ch 0): 1.372ns + * Maximum chip delay (Ch 0): 2.914ns + * Minimum chip delay (Ch 1): 1.220ns + * Maximum chip delay (Ch 1): 2.595ns + * + * CLK adjust = 5 (from simulations) = 5/8* 2.5ns = 1563ps + * + * Minimum delay calc (Ch 0): + * clock prop - dram skew + min dqs prop delay + clk_adjust + min chip dly + * 2.3" * 180 - 350ps + 1.9" * 180 + 1563ps + 1372ps + * = 3341ps + * = 3.341ns + * + * Maximum delay calc (Ch 0): + * clock prop + dram skew + max dqs prop delay + clk_adjust + max chip dly + * 2.3" * 180 + 350ps + 2.4" * 180 + 1563ps + 2914ps + * = 5673ps + * = 5.673ns + * + * Minimum delay calc (Ch 1): + * clock prop - dram skew + min dqs prop delay + clk_adjust + min chip dly + * 1.46" * 180- 350ps + 0.7" * 180 + 1563ps + 1220ps + * = 2822ps + * = 2.822ns + * + * Maximum delay calc (Ch 1): + * clock prop + dram skew + max dqs prop delay + clk_adjust + min chip dly + * 1.46" * 180+ 350ps + 1.1" * 180 + 1563ps + 2595ps + * = 4968ps + * = 4.968ns + * + * Ch.0: 3.341ns to 5.673ns additional delay needed (pick 4.5ns as target) + * This is 1.8 clock cycles, pick CPO = READ_LAT + 7/4 (0x9) + * Ch.1: 2.822ns to 4.968ns additional delay needed (pick 3.9ns as target) + * This is 1.56 clock cycles, pick CPO = READ_LAT + 3/2 (0x8) + * + * Write latency (WR_DATA_DELAY) is calculated by doing the following: + * + * The DDR SDRAM specification requires DQS be received no sooner than + * 75% of an SDRAM clock period—and no later than 125% of a clock + * period—from the capturing clock edge of the command/address at the + * SDRAM. + * + * Based on the above tracelengths, the following are calculated: + * Ch. 0 8572 to DRAM propagation (DQ lanes) : 1.9" * 180 = 0.342ns + * Ch. 0 8572 to DRAM propagation (CLKs) : 2.3" * 180 = 0.414ns + * Ch. 1 8572 to DRAM propagation (DQ lanes) : 0.7" * 180 = 0.126ns + * Ch. 1 8572 to DRAM propagation (CLKs ) : 1.47" * 180 = 0.264ns + * + * Difference in arrival time CLK vs. DQS: + * Ch. 0 0.072ns + * Ch. 1 0.138ns + * + * Both of these values are much less than 25% of the clock + * period at DDR2-600 or DDR2-800, so no additional delay is needed over + * the 1/2 cycle which normally aligns the first DQS transition + * exactly WL (CAS latency minus one cycle) after the CAS strobe. + * See Figure 9-53 in MPC8572E manual: "1/2 delay" in Freescale's + * terminology corresponds to exactly one clock period delay after + * the CAS strobe. (due to the fact that the "delay" is referenced + * from the *falling* edge of the CLK, just after the rising edge + * which the CAS strobe is latched on. + */ + +typedef struct board_memctl_options { + uint16_t datarate_mhz_low; + uint16_t datarate_mhz_high; + uint8_t clk_adjust; + uint8_t cpo_override; + uint8_t write_data_delay; +} board_memctl_options_t; + +static struct board_memctl_options bopts_ctrl[][2] = { + { + /* Controller 0 */ + { + /* DDR2 600/667 */ + .datarate_mhz_low = 500, + .datarate_mhz_high = 750, + .clk_adjust = 5, + .cpo_override = 8, + .write_data_delay = 2, + }, + { + /* DDR2 800 */ + .datarate_mhz_low = 750, + .datarate_mhz_high = 850, + .clk_adjust = 5, + .cpo_override = 9, + .write_data_delay = 2, + }, + }, + { + /* Controller 1 */ + { + /* DDR2 600/667 */ + .datarate_mhz_low = 500, + .datarate_mhz_high = 750, + .clk_adjust = 5, + .cpo_override = 7, + .write_data_delay = 2, + }, + { + /* DDR2 800 */ + .datarate_mhz_low = 750, + .datarate_mhz_high = 850, + .clk_adjust = 5, + .cpo_override = 8, + .write_data_delay = 2, + }, + }, +}; + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + struct board_memctl_options *bopts = bopts_ctrl[ctrl_num]; + sys_info_t sysinfo; + int i; + unsigned int datarate; + + get_sys_info(&sysinfo); + datarate = sysinfo.freq_ddrbus / 1000 / 1000; + + for (i = 0; i < ARRAY_SIZE(bopts_ctrl[ctrl_num]); i++) { + if ((bopts[i].datarate_mhz_low <= datarate) && + (bopts[i].datarate_mhz_high >= datarate)) { + debug("controller %d:\n", ctrl_num); + debug(" clk_adjust = %d\n", bopts[i].clk_adjust); + debug(" cpo = %d\n", bopts[i].cpo_override); + debug(" write_data_delay = %d\n", + bopts[i].write_data_delay); + popts->clk_adjust = bopts[i].clk_adjust; + popts->cpo_override = bopts[i].cpo_override; + popts->write_data_delay = bopts[i].write_data_delay; + } + } + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; +} diff --git a/roms/u-boot/board/xes/xpedite537x/law.c b/roms/u-boot/board/xes/xpedite537x/law.c new file mode 100644 index 000000000..a1f375900 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/law.c @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_FLASH_BASE2, LAW_SIZE_256M, LAW_TRGT_IF_LBC), + SET_LAW(CONFIG_SYS_NAND_BASE, LAW_SIZE_1M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/roms/u-boot/board/xes/xpedite537x/tlb.c b/roms/u-boot/board/xes/xpedite537x/tlb.c new file mode 100644 index 000000000..6d50360f0 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/tlb.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#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), + + /* W**G* - NOR flashes */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE2, CONFIG_SYS_FLASH_BASE2, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 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_1M, 1), + + /* *I*G* - NAND flash */ + SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_1M, 1), + + /* **M** - Boot page for secondary processors */ + SET_TLB_ENTRY(1, CONFIG_BPTR_VIRT_ADDR, CONFIG_BPTR_VIRT_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M, + 0, 3, BOOKE_PAGESZ_4K, 1), + +#ifdef CONFIG_PCIE1 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_PHYS, CONFIG_SYS_PCIE1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_1G, 1), +#endif + +#ifdef CONFIG_PCIE2 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE2_MEM_PHYS, CONFIG_SYS_PCIE2_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256M, 1), +#endif + +#ifdef CONFIG_PCIE3 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_PHYS, CONFIG_SYS_PCIE3_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_256M, 1), +#endif + +#if defined(CONFIG_PCIE1) || defined(CONFIG_PCIE2) || defined(CONFIG_PCIE3) + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_PHYS, CONFIG_SYS_PCIE1_IO_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_64M, 1), +#endif + +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/roms/u-boot/board/xes/xpedite537x/xpedite537x.c b/roms/u-boot/board/xes/xpedite537x/xpedite537x.c new file mode 100644 index 000000000..437b57d4f --- /dev/null +++ b/roms/u-boot/board/xes/xpedite537x/xpedite537x.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <command.h> +#include <init.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_pci.h> +#include <asm/io.h> +#include <asm/cache.h> +#include <linux/libfdt.h> +#include <fdt_support.h> +#include <pca953x.h> + +extern void ft_board_pci_setup(void *blob, struct bd_info *bd); + +static void flash_cs_fixup(void) +{ + int flash_sel; + + /* + * Print boot dev and swap flash flash chip selects if booted from 2nd + * flash. Swapping chip selects presents user with a common memory + * map regardless of which flash was booted from. + */ + flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) & + CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS)); + printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1); + + if (flash_sel) { + set_lbc_br(0, CONFIG_SYS_BR1_PRELIM); + set_lbc_or(0, CONFIG_SYS_OR1_PRELIM); + + set_lbc_br(1, CONFIG_SYS_BR0_PRELIM); + set_lbc_or(1, CONFIG_SYS_OR0_PRELIM); + } +} + +int board_early_init_r(void) +{ + /* Initialize PCA9557 devices */ + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR2, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR3, 0xff, 0); + + /* + * Remap NOR flash region to caching-inhibited + * so that flash can be erased/programmed properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* Invalidate existing TLB entry for NOR flash */ + disable_tlb(0); + set_tlb(1, (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 1); + + flash_cs_fixup(); + + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ +#ifdef CONFIG_PCI + ft_board_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + return 0; +} +#endif diff --git a/roms/u-boot/board/xes/xpedite550x/Kconfig b/roms/u-boot/board/xes/xpedite550x/Kconfig new file mode 100644 index 000000000..1b00137a4 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/Kconfig @@ -0,0 +1,12 @@ +if TARGET_XPEDITE550X + +config SYS_BOARD + default "xpedite550x" + +config SYS_VENDOR + default "xes" + +config SYS_CONFIG_NAME + default "xpedite550x" + +endif diff --git a/roms/u-boot/board/xes/xpedite550x/MAINTAINERS b/roms/u-boot/board/xes/xpedite550x/MAINTAINERS new file mode 100644 index 000000000..017f36875 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/MAINTAINERS @@ -0,0 +1,6 @@ +XPEDITE550X BOARD +M: Peter Tyser <ptyser@xes-inc.com> +S: Maintained +F: board/xes/xpedite550x/ +F: include/configs/xpedite550x.h +F: configs/xpedite550x_defconfig diff --git a/roms/u-boot/board/xes/xpedite550x/Makefile b/roms/u-boot/board/xes/xpedite550x/Makefile new file mode 100644 index 000000000..1aacb375c --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# Copyright 2007-2008 Freescale Semiconductor, Inc. + +obj-y += xpedite550x.o +obj-y += ddr.o +obj-y += law.o +obj-y += tlb.o diff --git a/roms/u-boot/board/xes/xpedite550x/ddr.c b/roms/u-boot/board/xes/xpedite550x/ddr.c new file mode 100644 index 000000000..ad52c9455 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/ddr.c @@ -0,0 +1,135 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2010 Extreme Engineering Solutions, Inc. + * Copyright 2007-2008 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <i2c.h> + +#include <fsl_ddr_sdram.h> +#include <fsl_ddr_dimm_params.h> + +void get_spd(ddr3_spd_eeprom_t *spd, u8 i2c_address) +{ + i2c_read(i2c_address, SPD_EEPROM_OFFSET, 2, (uchar *)spd, + sizeof(ddr3_spd_eeprom_t)); +} + +/* + * There are traditionally three board-specific SDRAM timing parameters + * which must be calculated based on the particular PCB artwork. These are: + * 1.) CPO (Read Capture Delay) + * - TIMING_CFG_2 register + * Source: Calculation based on board trace lengths and + * chip-specific internal delays. + * 2.) CLK_ADJUST (Clock and Addr/Cmd alignment control) + * - DDR_SDRAM_CLK_CNTL register + * Source: Signal Integrity Simulations + * 3.) 2T Timing on Addr/Ctl + * - TIMING_CFG_2 register + * Source: Signal Integrity Simulations + * Usually only needed with heavy load/very high speed (>DDR2-800) + * + * ====== XPedite550x DDR3-800 read delay calculations ====== + * + * The P2020 processor provides an autoleveling option. Setting CPO to + * 0x1f enables this auto configuration. + */ + +typedef struct { + unsigned short datarate_mhz_low; + unsigned short datarate_mhz_high; + unsigned char clk_adjust; + unsigned char cpo; +} board_specific_parameters_t; + +const board_specific_parameters_t board_specific_parameters[][20] = { + { + /* Controller 0 */ + { + /* DDR3-600/667 */ + .datarate_mhz_low = 500, + .datarate_mhz_high = 750, + .clk_adjust = 5, + .cpo = 31, + }, + { + /* DDR3-800 */ + .datarate_mhz_low = 750, + .datarate_mhz_high = 850, + .clk_adjust = 5, + .cpo = 31, + }, + }, +}; + +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 = 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; + } + } + } + + /* + * 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) { + popts->clk_adjust = pbsp->clk_adjust; + popts->cpo_override = pbsp->cpo; + popts->twot_en = 0; + break; + } + pbsp++; + } + + if (i == num_params) { + printf("Warning: board specific timing not found " + "for data rate %lu MT/s!\n", ddr_freq); + } + + /* + * Factors to consider for half-strength driver enable: + * - number of DIMMs installed + */ + popts->half_strength_driver_enable = 0; + + /* + * Enable on-die termination. + * From the Micron Technical Node TN-41-04, RTT_Nom should typically + * be 30 to 40 ohms, while RTT_WR should be 120 ohms. Setting RTT_WR + * is handled in the Freescale DDR3 driver. Set RTT_Nom here. + */ + popts->rtt_override = 1; + popts->rtt_override_value = 3; +} diff --git a/roms/u-boot/board/xes/xpedite550x/law.c b/roms/u-boot/board/xes/xpedite550x/law.c new file mode 100644 index 000000000..1e2d604d9 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/law.c @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2010 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +/* + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + */ + +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_FLASH_BASE2, LAW_SIZE_256M, LAW_TRGT_IF_LBC), + SET_LAW(CONFIG_SYS_NAND_BASE, LAW_SIZE_1M, LAW_TRGT_IF_LBC), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/roms/u-boot/board/xes/xpedite550x/tlb.c b/roms/u-boot/board/xes/xpedite550x/tlb.c new file mode 100644 index 000000000..7cb6cd677 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/tlb.c @@ -0,0 +1,81 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * Copyright 2008 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#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), + + /* W**G* - NOR flashes */ + /* This will be changed to *I*G* after relocation to RAM. */ + SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE2, CONFIG_SYS_FLASH_BASE2, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_W|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 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_1M, 1), + + /* *I*G* - NAND flash */ + SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_1M, 1), + + /* **M** - Boot page for secondary processors */ + SET_TLB_ENTRY(1, CONFIG_BPTR_VIRT_ADDR, CONFIG_BPTR_VIRT_ADDR, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_M, + 0, 3, BOOKE_PAGESZ_4K, 1), + +#ifdef CONFIG_PCIE1 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_PHYS, CONFIG_SYS_PCIE1_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_1G, 1), +#endif + +#ifdef CONFIG_PCIE2 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE2_MEM_PHYS, CONFIG_SYS_PCIE2_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256M, 1), +#endif + +#ifdef CONFIG_PCIE3 + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_PHYS, CONFIG_SYS_PCIE3_MEM_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_256M, 1), +#endif + +#if defined(CONFIG_PCIE1) || defined(CONFIG_PCIE2) || defined(CONFIG_PCIE3) + /* *I*G* - PCIe */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_PHYS, CONFIG_SYS_PCIE1_IO_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_64M, 1), +#endif +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/roms/u-boot/board/xes/xpedite550x/xpedite550x.c b/roms/u-boot/board/xes/xpedite550x/xpedite550x.c new file mode 100644 index 000000000..9089a0cc7 --- /dev/null +++ b/roms/u-boot/board/xes/xpedite550x/xpedite550x.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2010 Extreme Engineering Solutions, Inc. + */ + +#include <common.h> +#include <command.h> +#include <init.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_pci.h> +#include <asm/io.h> +#include <asm/cache.h> +#include <linux/libfdt.h> +#include <fdt_support.h> +#include <pca953x.h> + +extern void ft_board_pci_setup(void *blob, struct bd_info *bd); + +static void flash_cs_fixup(void) +{ + int flash_sel; + + /* + * Print boot dev and swap flash flash chip selects if booted from 2nd + * flash. Swapping chip selects presents user with a common memory + * map regardless of which flash was booted from. + */ + flash_sel = !((pca953x_get_val(CONFIG_SYS_I2C_PCA953X_ADDR0) & + CONFIG_SYS_PCA953X_C0_FLASH_PASS_CS)); + printf("Flash: Executed from flash%d\n", flash_sel ? 2 : 1); + + if (flash_sel) { + set_lbc_br(0, CONFIG_SYS_BR1_PRELIM); + set_lbc_or(0, CONFIG_SYS_OR1_PRELIM); + + set_lbc_br(1, CONFIG_SYS_BR0_PRELIM); + set_lbc_or(1, CONFIG_SYS_OR0_PRELIM); + } +} + +int board_early_init_r(void) +{ + /* Initialize PCA9557 devices */ + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR0, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR1, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR2, 0xff, 0); + pca953x_set_pol(CONFIG_SYS_I2C_PCA953X_ADDR3, 0xff, 0); + + /* + * Remap NOR flash region to caching-inhibited + * so that flash can be erased/programmed properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* Invalidate existing TLB entry for NOR flash */ + disable_tlb(0); + set_tlb(1, (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + (CONFIG_SYS_FLASH_BASE2 & 0xf0000000), + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_256M, 1); + + flash_cs_fixup(); + + return 0; +} + +#if defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ +#ifdef CONFIG_PCI + ft_board_pci_setup(blob, bd); +#endif + ft_cpu_setup(blob, bd); + + return 0; +} +#endif |