diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/amcc/canyonlands/canyonlands.c | 45 | ||||
| -rw-r--r-- | board/amcc/kilauea/chip_config.c | 24 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/Makefile | 53 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/chip_config.c | 87 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/compactcenter.c | 297 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/config.mk | 41 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/init.S | 97 | ||||
| -rw-r--r-- | board/gdsys/compactcenter/u-boot.lds | 144 |
8 files changed, 757 insertions, 31 deletions
diff --git a/board/amcc/canyonlands/canyonlands.c b/board/amcc/canyonlands/canyonlands.c index cfc1023..5071c8d 100644 --- a/board/amcc/canyonlands/canyonlands.c +++ b/board/amcc/canyonlands/canyonlands.c @@ -40,6 +40,24 @@ DECLARE_GLOBAL_DATA_PTR; #define BOARD_GLACIER 3 #define BOARD_ARCHES 4 +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +#if defined(CONFIG_ARCHES) +u32 ddr_wrdtr(u32 default_val) { + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_0_DEG | 0x823); +} +#else +u32 ddr_wrdtr(u32 default_val) { + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823); +} + +u32 ddr_clktr(u32 default_val) { + return (SDRAM_CLKTR_CLKP_90_DEG_ADV); +} +#endif + #if defined(CONFIG_ARCHES) /* * FPGA read/write helper macros @@ -286,18 +304,6 @@ int checkboard(void) } #endif /* !defined(CONFIG_ARCHES) */ -/* - * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with - * board specific values. - */ -u32 ddr_wrdtr(u32 default_val) { - return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823); -} - -u32 ddr_clktr(u32 default_val) { - return (SDRAM_CLKTR_CLKP_90_DEG_ADV); -} - #if defined(CONFIG_NAND_U_BOOT) /* * NAND booting U-Boot version uses a fixed initialization, since the whole @@ -579,23 +585,8 @@ extern void __ft_board_setup(void *blob, bd_t *bd); void ft_board_setup(void *blob, bd_t *bd) { - u32 val[4]; - int rc; - __ft_board_setup(blob, bd); - /* Fixup NOR mapping */ - val[0] = CONFIG_SYS_NOR_CS; /* chip select number */ - val[1] = 0; /* always 0 */ - val[2] = CONFIG_SYS_FLASH_BASE_PHYS_L; /* we fixed up this address */ - val[3] = gd->bd->bi_flashsize; - rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", - val, sizeof(val), 1); - if (rc) { - printf("Unable to update property NOR mapping, err=%s\n", - fdt_strerror(rc)); - } - if (gd->board_type == BOARD_CANYONLANDS_SATA) { /* * When SATA is selected we need to disable the first PCIe diff --git a/board/amcc/kilauea/chip_config.c b/board/amcc/kilauea/chip_config.c index 9a3fc15..919ec7f 100644 --- a/board/amcc/kilauea/chip_config.c +++ b/board/amcc/kilauea/chip_config.c @@ -25,6 +25,8 @@ #include <common.h> #include <asm/ppc4xx_config.h> +/* NAND booting versions differ in bytes: 6, 8, 9, 11, 12 */ + struct ppc4xx_config ppc4xx_config_val[] = { { "333-nor","NOR CPU: 333 PLB: 166 OPB: 83 EBC: 83", @@ -49,10 +51,17 @@ struct ppc4xx_config ppc4xx_config_val[] = { }, { "533-nor", "NOR CPU: 533 PLB: 177 OPB: 88 EBC: 88", - { - 0x8e, 0x43, 0x60, 0x13, 0x98, 0x00, 0x0a, 0x00, - 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 - } + { + 0x8e, 0x43, 0x60, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + } + }, + { + "533-nand", "NOR CPU: 533 PLB: 177 OPB: 88 EBC: 88", + { + 0x8e, 0x43, 0x60, 0x13, 0x98, 0x00, 0x0f, 0x00, + 0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } }, { "600-nor", "NOR CPU: 600 PLB: 200 OPB: 100 EBC: 100", @@ -62,6 +71,13 @@ struct ppc4xx_config ppc4xx_config_val[] = { } }, { + "600-nand", "NOR CPU: 600 PLB: 200 OPB: 100 EBC: 100", + { + 0x8d, 0x02, 0x34, 0x13, 0x98, 0x00, 0x0f, 0x00, + 0xa0, 0x68, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } + }, + { "666-nor", "NOR CPU: 666 PLB: 222 OPB: 111 EBC: 111", { 0x8d, 0x03, 0x78, 0x13, 0x98, 0x00, 0x0a, 0x00, diff --git a/board/gdsys/compactcenter/Makefile b/board/gdsys/compactcenter/Makefile new file mode 100644 index 0000000..12f8a64 --- /dev/null +++ b/board/gdsys/compactcenter/Makefile @@ -0,0 +1,53 @@ +# +# (C) Copyright 2008 +# Stefan Roese, DENX Software Engineering, sr@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_CMD_CHIP_CONFIG) += chip_config.o +SOBJS := init.o + +COBJS := $(COBJS-y) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/gdsys/compactcenter/chip_config.c b/board/gdsys/compactcenter/chip_config.c new file mode 100644 index 0000000..e46f4d8 --- /dev/null +++ b/board/gdsys/compactcenter/chip_config.c @@ -0,0 +1,87 @@ +/* + * (C) Copyright 2008-2009 + * Stefan Roese, DENX Software Engineering, sr@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 <common.h> +#include <asm/ppc4xx_config.h> + +struct ppc4xx_config ppc4xx_config_val[] = { + { + "600-nor", "NOR CPU: 600 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x80, 0xce, 0x1f, 0x79, 0x80, 0x00, 0xa0, + 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "600-nand", "NAND CPU: 600 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x80, 0xce, 0x1f, 0x79, 0x90, 0x01, 0xa0, + 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "800-nor", "NOR CPU: 800 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x80, 0xba, 0x14, 0x99, 0x80, 0x00, 0xa0, + 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "800-nand", "NAND CPU: 800 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x80, 0xba, 0x14, 0x99, 0x90, 0x01, 0xa0, + 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "1000-nor", "NOR CPU:1000 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x82, 0x96, 0x19, 0xb9, 0x80, 0x00, 0xa0, + 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "1000-nand", "NAND CPU:1000 PLB: 200 OPB: 100 EBC: 100", + { + 0x86, 0x82, 0x96, 0x19, 0xb9, 0x90, 0x01, 0xa0, + 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "1066-nor", "NOR CPU:1066 PLB: 266 OPB: 88 EBC: 88", + { + 0x86, 0x80, 0xb3, 0x01, 0x9d, 0x80, 0x00, 0xa0, + 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00 + } + }, + { + "1066-nand", "NAND CPU:1066 PLB: 266 OPB: 88 EBC: 88", + { + 0x86, 0x80, 0xb3, 0x01, 0x9d, 0x90, 0x01, 0xa0, + 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00 + } + }, +}; + +int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val); diff --git a/board/gdsys/compactcenter/compactcenter.c b/board/gdsys/compactcenter/compactcenter.c new file mode 100644 index 0000000..477ef70 --- /dev/null +++ b/board/gdsys/compactcenter/compactcenter.c @@ -0,0 +1,297 @@ +/* + * (C) Copyright 2009 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * Based on board/amcc/canyonlands/canyonlands.c + * (C) Copyright 2008 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * 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 <common.h> +#include <ppc440.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <i2c.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/mmu.h> +#include <asm/4xx_pcie.h> +#include <asm/gpio.h> + +extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; + +DECLARE_GLOBAL_DATA_PTR; + +#define CONFIG_SYS_BCSR3_PCIE 0x10 + +int board_early_init_f(void) +{ + u32 pvr = get_pvr(); + + /* + * Setup the interrupt controller polarities, triggers, etc. + */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + mtdcr(uic0er, 0x00000000); /* disable all */ + mtdcr(uic0cr, 0x00000005); /* ATI & UIC1 crit are critical */ + mtdcr(uic0pr, 0xffffffff); /* per ref-board manual */ + mtdcr(uic0tr, 0x00000000); /* per ref-board manual */ + mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + + mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic1er, 0x00000000); /* disable all */ + mtdcr(uic1cr, 0x00000000); /* all non-critical */ + mtdcr(uic1pr, 0xffffffff); /* per ref-board manual */ + mtdcr(uic1tr, 0x00000000); /* per ref-board manual */ + mtdcr(uic1vr, 0x00000000); /* int31 highest, base=0x000 */ + mtdcr(uic1sr, 0xffffffff); /* clear all */ + + mtdcr(uic2sr, 0xffffffff); /* clear all */ + mtdcr(uic2er, 0x00000000); /* disable all */ + mtdcr(uic2cr, 0x00000000); /* all non-critical */ + mtdcr(uic2pr, 0xffffffff); /* per ref-board manual */ + mtdcr(uic2tr, 0x00000000); /* per ref-board manual */ + mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 */ + mtdcr(uic2sr, 0xffffffff); /* clear all */ + + mtdcr(uic3sr, 0xffffffff); /* clear all */ + mtdcr(uic3er, 0x00000000); /* disable all */ + mtdcr(uic3cr, 0x00000000); /* all non-critical */ + mtdcr(uic3pr, 0xffffffff); /* per ref-board manual */ + mtdcr(uic3tr, 0x00000000); /* per ref-board manual */ + mtdcr(uic3vr, 0x00000000); /* int31 highest, base=0x000 */ + mtdcr(uic3sr, 0xffffffff); /* clear all */ + + /* + * Configure PFC (Pin Function Control) registers + * enable GPIO 49-63 + * UART0: 4 pins + */ + mtsdr(SDR0_PFC0, 0x00007fff); + mtsdr(SDR0_PFC1, 0x00040000); + + /* Enable PCI host functionality in SDR0_PCI0 */ + mtsdr(SDR0_PCI0, 0xe0000000); + + mtsdr(SDR0_SRST1, 0); /* Pull AHB out of reset default=1 */ + + /* Setup PLB4-AHB bridge based on the system address map */ + mtdcr(AHB_TOP, 0x8000004B); + mtdcr(AHB_BOT, 0x8000004B); + + if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA)) { + /* + * Configure USB-STP pins as alternate and not GPIO + * It seems to be neccessary to configure the STP pins as GPIO + * input at powerup (perhaps while USB reset is asserted). So + * we configure those pins to their "real" function now. + */ + gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1); + gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1); + } + + /* Trigger board component reset */ + out_le16((void *)CONFIG_SYS_IO_BASE, 0xffff); + out_le16((void *)CONFIG_SYS_IO_BASE + 0x100, 0xffff); + udelay(50); + out_le16((void *)CONFIG_SYS_IO_BASE, 0xffbf); + out_le16((void *)CONFIG_SYS_IO_BASE + 0x100, 0xffbf); + udelay(50); + out_le16((void *)CONFIG_SYS_IO_BASE, 0xffff); + out_le16((void *)CONFIG_SYS_IO_BASE + 0x100, 0xffff); + + return 0; +} + +int get_cpu_num(void) +{ + int cpu = NA_OR_UNKNOWN_CPU; + + return cpu; +} + +int checkboard(void) +{ + char *s = getenv("serial#"); + +#ifdef CONFIG_DEVCONCENTER + printf("Board: DevCon-Center"); +#else + printf("Board: CompactCenter"); +#endif + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return 0; +} + +/* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + */ +#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller *hose) +{ + /* + * Disable everything + */ + out_le32((void *)PCIX0_PIM0SA, 0); /* disable */ + out_le32((void *)PCIX0_PIM1SA, 0); /* disable */ + out_le32((void *)PCIX0_PIM2SA, 0); /* disable */ + out_le32((void *)PCIX0_EROMBA, 0); /* disable expansion rom */ + + /* + * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 + * strapping options to not support sizes such as 128/256 MB. + */ + out_le32((void *)PCIX0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); + out_le32((void *)PCIX0_PIM0LAH, 0); + out_le32((void *)PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1); + out_le32((void *)PCIX0_BAR0, 0); + + /* + * Program the board's subsystem id/vendor id + */ + out_le16((void *)PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); + out_le16((void *)PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); + + out_le16((void *)PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY); +} +#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ + +#if defined(CONFIG_PCI) +/* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + */ +int is_pci_host(struct pci_controller *hose) +{ + /* Board is always configured as host. */ + return 1; +} +#endif /* CONFIG_PCI */ + +int board_early_init_r(void) +{ + /* + * CompactCenter has 64MBytes, DevCon-Center 128MBytes of NOR FLASH + * (Spansion 29GL512), but the boot EBC mapping only supports a maximum + * of 16MBytes (4.ff00.0000 - 4.ffff.ffff). + * To solve this problem, the FLASH has to get remapped to another + * EBC address which accepts bigger regions: + * + * 0xfn00.0000 -> 4.cn00.0000 + */ + + u32 bxcr_bw = (CONFIG_SYS_FLASH_SIZE == 128 << 20) ? + EBC_BXCR_BS_128MB : EBC_BXCR_BS_64MB; + + /* Remap the NOR FLASH to 0xcn00.0000 ... 0xcfff.ffff */ + mtebc(pb0cr, CONFIG_SYS_FLASH_BASE_PHYS_L + | bxcr_bw + | EBC_BXCR_BU_RW + | EBC_BXCR_BW_16BIT); + + /* Remove TLB entry of boot EBC mapping */ + remove_tlb(CONFIG_SYS_BOOT_BASE_ADDR, 16 << 20); + + /* Add TLB entry for 0xfn00.0000 -> 0x4.cn00.0000 */ + program_tlb(CONFIG_SYS_FLASH_BASE_PHYS, CONFIG_SYS_FLASH_BASE, + CONFIG_SYS_FLASH_SIZE, TLB_WORD2_I_ENABLE); + + /* + * Now accessing of the whole 64Mbytes of NOR FLASH at virtual address + * 0xfc00.0000 is possible + */ + + /* + * Clear potential errors resulting from auto-calibration. + * If not done, then we could get an interrupt later on when + * exceptions are enabled. + */ + set_mcsr(get_mcsr()); + + return 0; +} + +int misc_init_r(void) +{ + u32 sdr0_srst1 = 0; + u32 eth_cfg; + u32 pvr = get_pvr(); + + /* + * Set EMAC mode/configuration (GMII, SGMII, RGMII...). + * This is board specific, so let's do it here. + */ + mfsdr(SDR0_ETH_CFG, eth_cfg); + /* disable SGMII mode */ + eth_cfg &= ~(SDR0_ETH_CFG_SGMII2_ENABLE | + SDR0_ETH_CFG_SGMII1_ENABLE | + SDR0_ETH_CFG_SGMII0_ENABLE); + /* Set the for 2 RGMII mode */ + /* GMC0 EMAC4_0, GMC0 EMAC4_1, RGMII Bridge 0 */ + eth_cfg &= ~SDR0_ETH_CFG_GMC0_BRIDGE_SEL; + if ((pvr == PVR_460EX_RA) || (pvr == PVR_460EX_SE_RA)) + eth_cfg |= SDR0_ETH_CFG_GMC1_BRIDGE_SEL; + else + eth_cfg &= ~SDR0_ETH_CFG_GMC1_BRIDGE_SEL; + mtsdr(SDR0_ETH_CFG, eth_cfg); + + /* + * The AHB Bridge core is held in reset after power-on or reset + * so enable it now + */ + mfsdr(SDR0_SRST1, sdr0_srst1); + sdr0_srst1 &= ~SDR0_SRST1_AHB; + mtsdr(SDR0_SRST1, sdr0_srst1); + + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +extern void __ft_board_setup(void *blob, bd_t *bd); + +void ft_board_setup(void *blob, bd_t *bd) +{ + __ft_board_setup(blob, bd); + + fdt_find_and_setprop(blob, "/plb/pciex@d00000000", "status", + "disabled", sizeof("disabled"), 1); + + fdt_find_and_setprop(blob, "/plb/sata@bffd1000", "status", + "disabled", sizeof("disabled"), 1); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/gdsys/compactcenter/config.mk b/board/gdsys/compactcenter/config.mk new file mode 100644 index 0000000..56e397d --- /dev/null +++ b/board/gdsys/compactcenter/config.mk @@ -0,0 +1,41 @@ +# +# (C) Copyright 2008 +# 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 +# +# +# G&D CompactCenter +# + +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE +TEXT_BASE = 0xFFFA0000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000 +endif diff --git a/board/gdsys/compactcenter/init.S b/board/gdsys/compactcenter/init.S new file mode 100644 index 0000000..e205c9d --- /dev/null +++ b/board/gdsys/compactcenter/init.S @@ -0,0 +1,97 @@ +/* + * (C) Copyright 2009 + * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de + * + * Based on board/amcc/canyonlands/init.S + * (C) Copyright 2008 + * Stefan Roese, DENX Software Engineering, sr@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 <ppc_asm.tmpl> +#include <config.h> +#include <asm-ppc/mmu.h> + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to + * use the speed up boot process. It is patched after relocation to + * enable SA_I + */ + tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_16M, CONFIG_SYS_BOOT_BASE_ADDR, + 4, AC_R|AC_W|AC_X|SA_G) /* TLB 0 */ + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + +#ifdef CONFIG_SYS_INIT_RAM_DCACHE + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR, + 0, AC_R|AC_W|AC_X|SA_G) +#endif + + tlbentry(CONFIG_SYS_PCI_BASE, SZ_256M, 0x00000000, 0xC, + AC_R|AC_W|SA_G|SA_I) + tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, 0x20000000, 0xC, + AC_R|AC_W|SA_G|SA_I) + + /* TLB-entry for NVRAM */ + tlbentry(CONFIG_SYS_NVRAM_BASE, SZ_1M, CONFIG_SYS_NVRAM_BASE, 4, + AC_R|AC_W|SA_G|SA_I) + + /* TLB-entry for UART */ + tlbentry(CONFIG_SYS_UART_BASE, SZ_16K, CONFIG_SYS_UART_BASE, 4, + AC_R|AC_W|SA_G|SA_I) + + /* TLB-entry for IO */ + tlbentry(CONFIG_SYS_IO_BASE, SZ_16K, CONFIG_SYS_IO_BASE, 4, + AC_R|AC_W|SA_G|SA_I) + + /* TLB-entry for OCM */ + tlbentry(CONFIG_SYS_OCM_BASE, SZ_1M, 0x00000000, 4, + AC_R|AC_W|AC_X|SA_I) + + /* TLB-entry for Local Configuration registers => peripherals */ + tlbentry(CONFIG_SYS_LOCAL_CONF_REGS, SZ_16M, CONFIG_SYS_LOCAL_CONF_REGS, + 4, AC_R|AC_W|AC_X|SA_G|SA_I) + + /* AHB: Internal USB Peripherals (USB, SATA) */ + tlbentry(CONFIG_SYS_AHB_BASE, SZ_1M, 0xbff00000, 4, + AC_R|AC_W|AC_X|SA_G|SA_I) + + tlbtab_end diff --git a/board/gdsys/compactcenter/u-boot.lds b/board/gdsys/compactcenter/u-boot.lds new file mode 100644 index 0000000..0c95d5c --- /dev/null +++ b/board/gdsys/compactcenter/u-boot.lds @@ -0,0 +1,144 @@ +/* + * (C) Copyright 2008 + * 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 + */ + +OUTPUT_ARCH(powerpc) +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/gdsys/compactcenter/init.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss (NOLOAD) : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + . = ALIGN(4); + } + + _end = . ; + PROVIDE (end = .); +} |