From aba9f1af6001b124f4e3e56ebd1a296bd63531f4 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Sun, 12 Mar 2006 01:45:44 +0100 Subject: [PATCH] Memory configuration changes for ZPC.1900 board - Fix SDRAM timing on both local bus and 60x bus - Add support for second flash bank (SIMM) - Change boot flash base Patch by Yuli Barcohen, 05 Jun 2005 --- CHANGELOG | 6 ++++ board/zpc1900/config.mk | 2 +- board/zpc1900/zpc1900.c | 32 ++++++++---------- include/configs/ZPC1900.h | 69 +++++++++++++++++++-------------------- 4 files changed, 55 insertions(+), 54 deletions(-) diff --git a/CHANGELOG b/CHANGELOG index 41b266fdb7..e2730cf01c 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,12 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Memory configuration changes for ZPC.1900 board + - Fix SDRAM timing on both local bus and 60x bus + - Add support for second flash bank (SIMM) + - Change boot flash base + Patch by Yuli Barcohen, 05 Jun 2005 + * Add support for Adder boards with 16MB SDRAM; add support for second FEC on Adder87x board. Patch by Yuli Barcohen, 05 Jun 2005 diff --git a/board/zpc1900/config.mk b/board/zpc1900/config.mk index 1072dc7905..3e53b2be05 100644 --- a/board/zpc1900/config.mk +++ b/board/zpc1900/config.mk @@ -27,4 +27,4 @@ # ZPC.1900 board # -TEXT_BASE = 0xFFE00000 +TEXT_BASE = 0xFE000000 diff --git a/board/zpc1900/zpc1900.c b/board/zpc1900/zpc1900.c index 6d16a0d192..7db535e8a4 100644 --- a/board/zpc1900/zpc1900.c +++ b/board/zpc1900/zpc1900.c @@ -2,7 +2,7 @@ * (C) Copyright 2001-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * (C) Copyright 2003 Arabella Software Ltd. + * (C) Copyright 2003-2005 Arabella Software Ltd. * Yuli Barcohen * * See file CREDITS for list of people who contributed to this @@ -27,9 +27,6 @@ #include #include #include -#include -#include -#include #include /* @@ -167,8 +164,8 @@ const iop_conf_t iop_conf_tab[4][32] = { /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */ /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */ /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */ - /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */ - /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */ + /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ + /* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ @@ -231,11 +228,10 @@ long int initdram(int board_type) vu_char *ramaddr; uchar c = 0xFF; long int msize = CFG_SDRAM_SIZE; - uint psdmr = CFG_PSDMR; int i; if (bcsr[4] & BCSR_PCI_MODE) { /* PCI mode selected by JP9 */ - immap->im_clkrst.car_sccr |= M826X_SCCR_PCI_MODE_EN; + immap->im_clkrst.car_sccr |= SCCR_PCI_MODE; immap->im_siu_conf.sc_siumcr = (immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11) | SIUMCR_LBPC01; @@ -255,10 +251,10 @@ long int initdram(int board_type) */ if ((immap->im_siu_conf.sc_siumcr & SIUMCR_LBPC11) == SIUMCR_LBPC00) { memctl->memc_lsrt = CFG_LSRT; - memctl->memc_or4 = 0xFFC01480; - memctl->memc_br4 = CFG_LSDRAM_BASE | 0x00001861; - memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_PREA; + memctl->memc_or4 = CFG_LSDRAM_OR; + memctl->memc_br4 = CFG_LSDRAM_BR; ramaddr = (vu_char *)CFG_LSDRAM_BASE; + memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_PREA; *ramaddr = c; memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_CBRR; for (i = 0; i < 8; i++) @@ -271,8 +267,8 @@ long int initdram(int board_type) /* Initialise 60x bus SDRAM */ memctl->memc_psrt = CFG_PSRT; - memctl->memc_or2 = 0xFC0028C0; - memctl->memc_br2 = CFG_SDRAM_BASE | 0x00000041; + memctl->memc_or2 = CFG_PSDRAM_OR; + memctl->memc_br2 = CFG_PSDRAM_BR; /* * The mode data for Mode Register Write command must appear on * the address lines during a mode-set cycle. It is driven by @@ -283,15 +279,15 @@ long int initdram(int board_type) * length must be 4. */ ramaddr = (vu_char *)(CFG_SDRAM_BASE | - ((psdmr & PSDMR_CL_MSK) << 7) | 0x10); - memctl->memc_psdmr = psdmr | PSDMR_OP_PREA; /* Precharge all banks */ + ((CFG_PSDMR & PSDMR_CL_MSK) << 7) | 0x10); + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_PREA; /* Precharge all banks */ *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_OP_CBRR; /* CBR refresh */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_CBRR; /* CBR refresh */ for (i = 0; i < 8; i++) *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_OP_MRW; /* Mode Register write */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_MRW; /* Mode Register write */ *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_RFEN; /* Refresh enable */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_RFEN; /* Refresh enable */ *ramaddr = c; #endif /* CFG_RAMBOOT */ diff --git a/include/configs/ZPC1900.h b/include/configs/ZPC1900.h index f71e691b26..a5085cfb79 100644 --- a/include/configs/ZPC1900.h +++ b/include/configs/ZPC1900.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2004 Arabella Software Ltd. + * Copyright (C) 2003-2005 Arabella Software Ltd. * Yuli Barcohen * * U-Boot configuration for Zephyr Engineering ZPC.1900 board. @@ -32,11 +32,7 @@ #define CPU_ID_STR "MPC8265" #define CONFIG_CPM2 1 /* Has a CPM2 */ -#undef DEBUG - -#undef CONFIG_BOARD_EARLY_INIT_F /* Don't call board_early_init_f */ - -/* Allow serial number (serial) and MAC address (ethaddr) to be overwritten */ +/* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */ #define CONFIG_ENV_OVERWRITE /* @@ -113,7 +109,6 @@ #define CONFIG_COMMANDS (CONFIG_CMD_DFL \ | CFG_CMD_ASKENV \ | CFG_CMD_DHCP \ - | CFG_CMD_ECHO \ | CFG_CMD_IMMAP \ | CFG_CMD_MII \ | CFG_CMD_PING \ @@ -154,31 +149,30 @@ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_MEMTEST_START 0x00100000 /* memtest works on */ -#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ +#define CFG_MEMTEST_END 0x03800000 /* 1 ... 56 MB in DRAM */ -#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_LOAD_ADDR 0x400000 /* default load address */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } -#define CFG_FLASH_BASE 0xFFE00000 -#define CFG_FLASH_CFI -#define CFG_FLASH_CFI_DRIVER -#define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks */ -#define CFG_MAX_FLASH_SECT 32 /* max num of sects on one chip */ - -#define CFG_DEFAULT_IMMR 0x0F010000 - -#define CFG_IMMR 0xF0000000 #define CFG_SDRAM_BASE 0x00000000 #define CFG_SDRAM_SIZE 64 -#define CFG_FLSIMM_BASE 0xFC000000 -#define CFG_LSDRAM_BASE 0xFE000000 + +#define CFG_IMMR 0xF0000000 +#define CFG_LSDRAM_BASE 0xFC000000 +#define CFG_FLASH_BASE 0xFE000000 #define CFG_BCSR 0xFEA00000 #define CFG_EEPROM 0xFEB00000 +#define CFG_FLSIMM_BASE 0xFF000000 -#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE } +#define CFG_FLASH_CFI +#define CFG_FLASH_CFI_DRIVER +#define CFG_MAX_FLASH_BANKS 2 /* max num of flash banks */ +#define CFG_MAX_FLASH_SECT 32 /* max num of sects on one chip */ + +#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE, CFG_FLSIMM_BASE } #define BCSR_PCI_MODE 0x01 @@ -190,10 +184,10 @@ /* Hard reset configuration word */ #define CFG_HRCW_MASTER (HRCW_EBM | HRCW_BPS01| HRCW_CIP |\ - HRCW_L2CPC10 | HRCW_DPPC00 | HRCW_ISB010 |\ - HRCW_BMS | HRCW_LBPC01 | HRCW_APPC10 |\ - HRCW_MODCK_H0101 \ - ) /* 0x16828605 */ + HRCW_L2CPC10 | HRCW_DPPC00 | HRCW_ISB100 |\ + HRCW_BMS | HRCW_LBPC00 | HRCW_APPC10 |\ + HRCW_MODCK_H0111 \ + ) /* 0x16848207 */ /* No slaves */ #define CFG_HRCW_SLAVE1 0 #define CFG_HRCW_SLAVE2 0 @@ -211,7 +205,7 @@ #define CFG_RAMBOOT #endif -#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (4096 << 10) /* Reserve 4 MB for malloc() */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ @@ -233,14 +227,14 @@ # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif -#define CFG_HID0_INIT 0 -#define CFG_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE ) +#define CFG_HID0_INIT (HID0_ICFI) +#define CFG_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE) #define CFG_HID2 0 #define CFG_SIUMCR 0x42200000 #define CFG_SYPCR 0xFFFFFFC3 -#define CFG_BCR 0x90400000 +#define CFG_BCR 0x90000000 #define CFG_SCCR SCCR_DFBRG01 #define CFG_RMR RMR_CSRE @@ -248,18 +242,23 @@ #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE) #define CFG_RCCR 0 -#define CFG_PSDMR 0x014EB45A -#define CFG_PSRT 0x0C -#define CFG_LSDMR 0x008AB552 -#define CFG_LSRT 0x0E +#define CFG_PSDMR /* 0x834DA43B */0x014DA43A +#define CFG_PSRT 0x0F/* 0x0C */ +#define CFG_LSDMR 0x0085A562 +#define CFG_LSRT 0x0F #define CFG_MPTPR 0x4000 +#define CFG_PSDRAM_BR CFG_SDRAM_BASE | 0x00000041 +#define CFG_PSDRAM_OR 0xFC0028C0 +#define CFG_LSDRAM_BR CFG_LSDRAM_BASE | 0x00001861 +#define CFG_LSDRAM_OR 0xFF803480 + #define CFG_BR0_PRELIM CFG_FLASH_BASE | 0x00000801 #define CFG_OR0_PRELIM 0xFFE00856 #define CFG_BR5_PRELIM CFG_EEPROM | 0x00000801 #define CFG_OR5_PRELIM 0xFFFF03F6 -#define CFG_BR6_PRELIM CFG_FLSIMM_BASE | 0x00000801 -#define CFG_OR6_PRELIM 0xFE000856 +#define CFG_BR6_PRELIM CFG_FLSIMM_BASE | 0x00001801 +#define CFG_OR6_PRELIM 0xFF000856 #define CFG_BR7_PRELIM CFG_BCSR | 0x00000801 #define CFG_OR7_PRELIM 0xFFFF83F6 -- 2.25.1