diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/esd/vme8349/pci.c | 33 | ||||
| -rw-r--r-- | board/esd/vme8349/vme8349.c | 195 | ||||
| -rw-r--r-- | board/esd/vme8349/vme8349pin.h | 36 | ||||
| -rw-r--r-- | board/freescale/mpc8315erdb/config.mk | 8 | ||||
| -rw-r--r-- | board/freescale/mpc8315erdb/mpc8315erdb.c | 42 | ||||
| -rw-r--r-- | board/freescale/mpc8315erdb/sdram.c | 9 |
6 files changed, 257 insertions, 66 deletions
diff --git a/board/esd/vme8349/pci.c b/board/esd/vme8349/pci.c index d15203c..94fd32a 100644 --- a/board/esd/vme8349/pci.c +++ b/board/esd/vme8349/pci.c @@ -2,6 +2,9 @@ * pci.c -- esd VME8349 PCI board support. * Copyright (c) 2006 Wind River Systems, Inc. * Copyright (C) 2006-2009 Freescale Semiconductor, Inc. + * Copyright (c) 2009 esd gmbh. + * + * Reinhard Arlt <reinhard.arlt@esd-electronics.com> * * Based on MPC8349 PCI support but w/o PIB related code. * @@ -32,6 +35,7 @@ #include <pci.h> #include <i2c.h> #include <asm/fsl_i2c.h> +#include "vme8349pin.h" DECLARE_GLOBAL_DATA_PTR; @@ -93,17 +97,22 @@ pci_init_board(void) udelay(2000); /* - * Assert/deassert PCI reset + * Assert/deassert VME reset */ - setbits_be32(&immr->gpio[0].dat, 0x00800000); - setbits_be32(&immr->gpio[0].dir, 0x00800000); - setbits_be32(&immr->gpio[1].dir, 0x08800000); + clrsetbits_be32(&immr->gpio[1].dat, + GPIO2_TSI_POWERUP_RESET_N | GPIO2_TSI_PLL_RESET_N, + GPIO2_VME_RESET_N | GPIO2_L_RESET_EN_N); + setbits_be32(&immr->gpio[1].dir, GPIO2_TSI_PLL_RESET_N | + GPIO2_TSI_POWERUP_RESET_N | + GPIO2_VME_RESET_N | + GPIO2_L_RESET_EN_N); + clrbits_be32(&immr->gpio[1].dir, GPIO2_V_SCON); udelay(200); - setbits_be32(&immr->gpio[1].dat, 0x08000000); + setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_PLL_RESET_N); udelay(200); - setbits_be32(&immr->gpio[1].dat, 0x08800000); + setbits_be32(&immr->gpio[1].dat, GPIO2_TSI_POWERUP_RESET_N); udelay(600000); - clrbits_be32(&immr->gpio[1].dat, 0x00100000); + clrbits_be32(&immr->gpio[1].dat, GPIO2_L_RESET_EN_N); /* Configure PCI Local Access Windows */ pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR; @@ -114,6 +123,14 @@ pci_init_board(void) udelay(2000); - if (monarch == 0) + if (monarch == 0) { mpc83xx_pci_init(1, reg, 0); + } else { + /* + * Release PCI RST Output signal + */ + out_be32(&immr->pci_ctrl[0].gcr, 0); + udelay(2000); + out_be32(&immr->pci_ctrl[0].gcr, 1); + } } diff --git a/board/esd/vme8349/vme8349.c b/board/esd/vme8349/vme8349.c index e3bc151..b0ebad7 100644 --- a/board/esd/vme8349/vme8349.c +++ b/board/esd/vme8349/vme8349.c @@ -38,63 +38,13 @@ #endif #include <asm/io.h> #include <asm/mmu.h> +#include <spd.h> +#include <spd_sdram.h> +#include <i2c.h> +#include <netdev.h> void ddr_enable_ecc(unsigned int dram_size); -int fixed_sdram(void) -{ - volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; - u32 msize = 0; - u32 ddr_size; - u32 ddr_size_log2; - - msize = CONFIG_SYS_DDR_SIZE; - for (ddr_size = msize << 20, ddr_size_log2 = 0; - (ddr_size > 1); - ddr_size = ddr_size>>1, ddr_size_log2++) { - if (ddr_size & 1) - return -1; - } - - im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000; - im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & - LAWAR_SIZE); - -#if (CONFIG_SYS_DDR_SIZE == 512) - im->ddr.csbnds[0].csbnds = 0x0000001f; -#else -#warning Currently any DDR size other than 512MiB is not supported -#endif - im->ddr.cs_config[0] = CONFIG_SYS_DDR_CONFIG | 0x00330000; - - /* currently we use only one CS, so disable the other banks */ - im->ddr.csbnds[1].csbnds = 0x00000000; - im->ddr.csbnds[2].csbnds = 0x00000000; - im->ddr.csbnds[3].csbnds = 0x00000000; - im->ddr.cs_config[1] = 0; - im->ddr.cs_config[2] = 0; - im->ddr.cs_config[3] = 0; - - im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0; - im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; - im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; - im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3; - - im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG; - im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2; - im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE; - im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2; - - im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL; - sync(); - udelay(200); - - /* enable DDR controller */ - im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; - - return msize; -} - phys_size_t initdram(int board_type) { volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; @@ -103,10 +53,10 @@ phys_size_t initdram(int board_type) if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) return -1; - /* DDR SDRAM - Main SODIMM */ + /* DDR SDRAM - Main memory */ im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR; - msize = fixed_sdram(); + msize = spd_sdram(); #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) /* @@ -124,17 +74,148 @@ phys_size_t initdram(int board_type) int checkboard(void) { - puts("Board: esd VME8349\n"); +#ifdef VME_CADDY2 + puts("Board: esd VME-CADDY/2\n"); +#else + puts("Board: esd VME-CPU/8349\n"); +#endif return 0; } +#ifdef VME_CADDY2 +int board_eth_init(bd_t *bis) +{ + return pci_eth_init(bis); +} +#endif + #if defined(CONFIG_OF_BOARD_SETUP) void ft_board_setup(void *blob, bd_t *bd) { ft_cpu_setup(blob, bd); + #ifdef CONFIG_PCI ft_pci_setup(blob, bd); #endif } #endif + +int misc_init_r() +{ + immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + + clrsetbits_be32(&im->lbus.lcrr, LBCR_LDIS, 0); + + return 0; +} + +/* + * Provide SPD values for spd_sdram(). Both boards (VME-CADDY/2 + * and VME-CADDY/2) have different SDRAM configurations. + */ +#ifdef VME_CADDY2 +#define SMALL_RAM 0xff +#define LARGE_RAM 0x00 +#else +#define SMALL_RAM 0x00 +#define LARGE_RAM 0xff +#endif + +#define SPD_VAL(a, b) (((a) & SMALL_RAM) | ((b) & LARGE_RAM)) + +static spd_eeprom_t default_spd_eeprom = { + SPD_VAL(0x80, 0x80), /* 00 use 128 Bytes */ + SPD_VAL(0x07, 0x07), /* 01 use 128 Bytes */ + SPD_MEMTYPE_DDR2, /* 02 type is DDR2 */ + SPD_VAL(0x0d, 0x0d), /* 03 rows: 13 */ + SPD_VAL(0x09, 0x0a), /* 04 cols: 9 / 10 */ + SPD_VAL(0x00, 0x00), /* 05 */ + SPD_VAL(0x40, 0x40), /* 06 */ + SPD_VAL(0x00, 0x00), /* 07 */ + SPD_VAL(0x05, 0x05), /* 08 */ + SPD_VAL(0x30, 0x30), /* 09 */ + SPD_VAL(0x45, 0x45), /* 10 */ + SPD_VAL(0x02, 0x02), /* 11 ecc used */ + SPD_VAL(0x82, 0x82), /* 12 */ + SPD_VAL(0x10, 0x10), /* 13 */ + SPD_VAL(0x08, 0x08), /* 14 */ + SPD_VAL(0x00, 0x00), /* 15 */ + SPD_VAL(0x0c, 0x0c), /* 16 */ + SPD_VAL(0x04, 0x08), /* 17 banks: 4 / 8 */ + SPD_VAL(0x38, 0x38), /* 18 */ + SPD_VAL(0x00, 0x00), /* 19 */ + SPD_VAL(0x02, 0x02), /* 20 */ + SPD_VAL(0x00, 0x00), /* 21 */ + SPD_VAL(0x03, 0x03), /* 22 */ + SPD_VAL(0x3d, 0x3d), /* 23 */ + SPD_VAL(0x45, 0x45), /* 24 */ + SPD_VAL(0x50, 0x50), /* 25 */ + SPD_VAL(0x45, 0x45), /* 26 */ + SPD_VAL(0x3c, 0x3c), /* 27 */ + SPD_VAL(0x28, 0x28), /* 28 */ + SPD_VAL(0x3c, 0x3c), /* 29 */ + SPD_VAL(0x2d, 0x2d), /* 30 */ + SPD_VAL(0x20, 0x80), /* 31 */ + SPD_VAL(0x20, 0x20), /* 32 */ + SPD_VAL(0x27, 0x27), /* 33 */ + SPD_VAL(0x10, 0x10), /* 34 */ + SPD_VAL(0x17, 0x17), /* 35 */ + SPD_VAL(0x3c, 0x3c), /* 36 */ + SPD_VAL(0x1e, 0x1e), /* 37 */ + SPD_VAL(0x1e, 0x1e), /* 38 */ + SPD_VAL(0x00, 0x00), /* 39 */ + SPD_VAL(0x00, 0x06), /* 40 */ + SPD_VAL(0x37, 0x37), /* 41 */ + SPD_VAL(0x4b, 0x7f), /* 42 */ + SPD_VAL(0x80, 0x80), /* 43 */ + SPD_VAL(0x18, 0x18), /* 44 */ + SPD_VAL(0x22, 0x22), /* 45 */ + SPD_VAL(0x00, 0x00), /* 46 */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + SPD_VAL(0x10, 0x10), /* 62 */ + SPD_VAL(0x7e, 0x1d), /* 63 */ + { 'e', 's', 'd', '-', 'g', 'm', 'b', 'h' }, + SPD_VAL(0x00, 0x00), /* 72 */ +#ifdef VME_CADDY2 + { "vme-caddy/2 ram " } +#else + { "vme-cpu/2 ram " } +#endif +}; + +int vme8349_read_spd(uchar chip, uint addr, int alen, uchar *buffer, int len) +{ + int old_bus = I2C_GET_BUS(); + unsigned int l, sum; + int valid = 0; + + I2C_SET_BUS(0); + + if (i2c_read(chip, addr, alen, buffer, len) == 0) + if (memcmp(&buffer[64], &default_spd_eeprom.mid[0], 8) == 0) { + sum = 0; + for (l = 0; l < 63; l++) + sum = (sum + buffer[l]) & 0xff; + if (sum == buffer[63]) + valid = 1; + else + printf("Invalid checksum in EEPROM %02x %02x\n", + sum, buffer[63]); + } + + if (valid == 0) { + memcpy(buffer, (void *)&default_spd_eeprom, len); + sum = 0; + for (l = 0; l < 63; l++) + sum = (sum + buffer[l]) & 0xff; + if (sum != buffer[63]) + printf("Invalid checksum in FLASH %02x %02x\n", + sum, buffer[63]); + buffer[63] = sum; + } + + I2C_SET_BUS(old_bus); + + return 0; +} diff --git a/board/esd/vme8349/vme8349pin.h b/board/esd/vme8349/vme8349pin.h new file mode 100644 index 0000000..d1fd1b2 --- /dev/null +++ b/board/esd/vme8349/vme8349pin.h @@ -0,0 +1,36 @@ +/* + * vme8349pin.h -- esd VME8349 MPC8349 I/O pin definition. + * Copyright (c) 2009 esd gmbh. + * + * Reinhard Arlt <reinhard.arlt@esd-electronics.com> + * + * 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 + * + */ + +#ifndef __VME8349PIN_H__ +#define __VME8349PIN_H__ + +#define GPIO2_V_SCON 0x80000000 /* In: from tsi148 1: is syscon */ +#define GPIO2_VME_RESET_N 0x20000000 /* Out: to tsi148 */ +#define GPIO2_TSI_PLL_RESET_N 0x08000000 /* Out: to tsi148 */ +#define GPIO2_TSI_POWERUP_RESET_N 0x00800000 /* Out: to tsi148 */ +#define GPIO2_L_RESET_EN_N 0x00100000 /* Out: 0:vme can assert cpu lrst*/ + +#endif /* of ifndef __VME8349PIN_H__ */ diff --git a/board/freescale/mpc8315erdb/config.mk b/board/freescale/mpc8315erdb/config.mk index f768264..bf972fb 100644 --- a/board/freescale/mpc8315erdb/config.mk +++ b/board/freescale/mpc8315erdb/config.mk @@ -1 +1,9 @@ +ifndef NAND_SPL +ifeq ($(CONFIG_MK_NAND), y) +TEXT_BASE = $(CONFIG_RAMBOOT_TEXT_BASE) +endif +endif + +ifndef TEXT_BASE TEXT_BASE = 0xFE000000 +endif diff --git a/board/freescale/mpc8315erdb/mpc8315erdb.c b/board/freescale/mpc8315erdb/mpc8315erdb.c index dea4d6f..d5e71dc 100644 --- a/board/freescale/mpc8315erdb/mpc8315erdb.c +++ b/board/freescale/mpc8315erdb/mpc8315erdb.c @@ -32,6 +32,8 @@ #include <mpc83xx.h> #include <netdev.h> #include <asm/io.h> +#include <ns16550.h> +#include <nand.h> DECLARE_GLOBAL_DATA_PTR; @@ -45,6 +47,8 @@ int board_early_init_f(void) return 0; } +#ifndef CONFIG_NAND_SPL + static u8 read_board_info(void) { u8 val8; @@ -220,3 +224,41 @@ int board_eth_init(bd_t *bis) cpu_eth_init(bis); /* Initialize TSECs first */ return pci_eth_init(bis); } + +#else /* CONFIG_NAND_SPL */ + +int checkboard(void) +{ + puts("Board: Freescale MPC8315ERDB\n"); + return 0; +} + +void board_init_f(ulong bootflag) +{ + board_early_init_f(); + NS16550_init((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), + CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE); + puts("NAND boot... "); + init_timebase(); + initdram(0); + relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC + 0x10000, (gd_t *)gd, + CONFIG_SYS_NAND_U_BOOT_RELOC); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + nand_boot(); +} + +void putc(char c) +{ + if (gd->flags & GD_FLG_SILENT) + return; + + if (c == '\n') + NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), '\r'); + + NS16550_putc((NS16550_t)(CONFIG_SYS_IMMR + 0x4500), c); +} + +#endif /* CONFIG_NAND_SPL */ diff --git a/board/freescale/mpc8315erdb/sdram.c b/board/freescale/mpc8315erdb/sdram.c index ead7b1e..fe8ec1e 100644 --- a/board/freescale/mpc8315erdb/sdram.c +++ b/board/freescale/mpc8315erdb/sdram.c @@ -54,6 +54,7 @@ static void resume_from_sleep(void) * This is useful for faster booting in configs where the RAM is unlikely * to be changed, or for things like NAND booting where space is tight. */ +#ifndef CONFIG_SYS_RAMBOOT static long fixed_sdram(void) { volatile immap_t *im = (volatile immap_t *)CONFIG_SYS_IMMR; @@ -68,7 +69,7 @@ static long fixed_sdram(void) * Erratum DDR3 requires a 50ms delay after clearing DDRCDR[DDR_cfg], * or the DDR2 controller may fail to initialize correctly. */ - udelay(50000); + __udelay(50000); im->ddr.csbnds[0].csbnds = (msize - 1) >> 24; im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG; @@ -100,6 +101,12 @@ static long fixed_sdram(void) return msize; } +#else +static long fixed_sdram(void) +{ + return CONFIG_SYS_DDR_SIZE * 1024 * 1024; +} +#endif /* CONFIG_SYS_RAMBOOT */ phys_size_t initdram(int board_type) { |