diff options
Diffstat (limited to 'board/mvblm7')
| -rw-r--r-- | board/mvblm7/Makefile | 48 | ||||
| -rw-r--r-- | board/mvblm7/config.mk | 25 | ||||
| -rw-r--r-- | board/mvblm7/fpga.c | 188 | ||||
| -rw-r--r-- | board/mvblm7/fpga.h | 34 | ||||
| -rw-r--r-- | board/mvblm7/mvblm7.c | 157 | ||||
| -rw-r--r-- | board/mvblm7/mvblm7.h | 21 | ||||
| -rw-r--r-- | board/mvblm7/mvblm7_autoscript | 37 | ||||
| -rw-r--r-- | board/mvblm7/pci.c | 133 |
8 files changed, 643 insertions, 0 deletions
diff --git a/board/mvblm7/Makefile b/board/mvblm7/Makefile new file mode 100644 index 0000000..84cd14a --- /dev/null +++ b/board/mvblm7/Makefile @@ -0,0 +1,48 @@ +# +# Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved. +# +# 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 := $(BOARD).o pci.o fpga.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/mvblm7/config.mk b/board/mvblm7/config.mk new file mode 100644 index 0000000..1d85f4f --- /dev/null +++ b/board/mvblm7/config.mk @@ -0,0 +1,25 @@ +# +# Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved. +# +# 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 +# + +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +TEXT_BASE = 0xFFF00000 diff --git a/board/mvblm7/fpga.c b/board/mvblm7/fpga.c new file mode 100644 index 0000000..a60af01 --- /dev/null +++ b/board/mvblm7/fpga.c @@ -0,0 +1,188 @@ +/* + * (C) Copyright 2002 + * Rich Ireland, Enterasys Networks, rireland@enterasys.com. + * Keith Outwater, keith_outwater@mvis.com. + * + * (C) Copyright 2008 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.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 <ACEX1K.h> +#include <command.h> +#include "fpga.h" +#include "mvblm7.h" + +#ifdef FPGA_DEBUG +#define fpga_debug(fmt, args...) printf("%s: "fmt, __func__, ##args) +#else +#define fpga_debug(fmt, args...) +#endif + +Altera_CYC2_Passive_Serial_fns altera_fns = { + fpga_null_fn, + fpga_config_fn, + fpga_status_fn, + fpga_done_fn, + fpga_wr_fn, + fpga_null_fn, + fpga_null_fn, + 0 +}; + +Altera_desc cyclone2 = { + Altera_CYC2, + passive_serial, + Altera_EP2C20_SIZE, + (void *) &altera_fns, + NULL, + 0 +}; + +DECLARE_GLOBAL_DATA_PTR; + +int mvblm7_init_fpga(void) +{ + fpga_debug("Initialize FPGA interface (reloc 0x%.8lx)\n", + gd->reloc_off); + fpga_init(gd->reloc_off); + fpga_add(fpga_altera, &cyclone2); + fpga_config_fn(0, 1, 0); + udelay(60); + + return 1; +} + +int fpga_null_fn(int cookie) +{ + return 0; +} + +int fpga_config_fn(int assert, int flush, int cookie) +{ + volatile immap_t *im = (volatile immap_t *)CFG_IMMR; + volatile gpio83xx_t *gpio = (volatile gpio83xx_t *)&im->gpio[0]; + u32 dvo = gpio->dat; + + fpga_debug("SET config : %s\n", assert ? "low" : "high"); + if (assert) + dvo |= FPGA_CONFIG; + else + dvo &= ~FPGA_CONFIG; + + if (flush) + gpio->dat = dvo; + + return assert; +} + +int fpga_done_fn(int cookie) +{ + volatile immap_t *im = (volatile immap_t *)CFG_IMMR; + volatile gpio83xx_t *gpio = (volatile gpio83xx_t *)&im->gpio[0]; + int result = 0; + + udelay(10); + fpga_debug("CONF_DONE check ... "); + if (gpio->dat & FPGA_CONF_DONE) { + fpga_debug("high\n"); + result = 1; + } else + fpga_debug("low\n"); + + return result; +} + +int fpga_status_fn(int cookie) +{ + volatile immap_t *im = (volatile immap_t *)CFG_IMMR; + volatile gpio83xx_t *gpio = (volatile gpio83xx_t *)&im->gpio[0]; + int result = 0; + + fpga_debug("STATUS check ... "); + if (gpio->dat & FPGA_STATUS) { + fpga_debug("high\n"); + result = 1; + } else + fpga_debug("low\n"); + + return result; +} + +int fpga_clk_fn(int assert_clk, int flush, int cookie) +{ + volatile immap_t *im = (volatile immap_t *)CFG_IMMR; + volatile gpio83xx_t *gpio = (volatile gpio83xx_t *)&im->gpio[0]; + u32 dvo = gpio->dat; + + fpga_debug("CLOCK %s\n", assert_clk ? "high" : "low"); + if (assert_clk) + dvo |= FPGA_CCLK; + else + dvo &= ~FPGA_CCLK; + + if (flush) + gpio->dat = dvo; + + return assert_clk; +} + +static inline int _write_fpga(u8 val, int dump) +{ + volatile immap_t *im = (volatile immap_t *)CFG_IMMR; + volatile gpio83xx_t *gpio = (volatile gpio83xx_t *)&im->gpio[0]; + int i; + u32 dvo = gpio->dat; + + if (dump) + fpga_debug(" %02x -> ", val); + for (i = 0; i < 8; i++) { + dvo &= ~FPGA_CCLK; + gpio->dat = dvo; + dvo &= ~FPGA_DIN; + if (dump) + fpga_debug("%d ", val&1); + if (val & 1) + dvo |= FPGA_DIN; + gpio->dat = dvo; + dvo |= FPGA_CCLK; + gpio->dat = dvo; + val >>= 1; + } + if (dump) + fpga_debug("\n"); + + return 0; +} + +int fpga_wr_fn(void *buf, size_t len, int flush, int cookie) +{ + unsigned char *data = (unsigned char *) buf; + int i; + + fpga_debug("fpga_wr: buf %p / size %d\n", buf, len); + for (i = 0; i < len; i++) + _write_fpga(data[i], 0); + fpga_debug("\n"); + + return FPGA_SUCCESS; +} diff --git a/board/mvblm7/fpga.h b/board/mvblm7/fpga.h new file mode 100644 index 0000000..19277eb --- /dev/null +++ b/board/mvblm7/fpga.h @@ -0,0 +1,34 @@ +/* + * (C) Copyright 2002 + * Rich Ireland, Enterasys Networks, rireland@enterasys.com. + * Keith Outwater, keith_outwater@mvis.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 + * + */ + +extern int mvblm7_init_fpga(void); + +extern int fpga_pgm_fn(int assert_pgm, int flush, int cookie); +extern int fpga_status_fn(int cookie); +extern int fpga_config_fn(int assert, int flush, int cookie); +extern int fpga_done_fn(int cookie); +extern int fpga_clk_fn(int assert_clk, int flush, int cookie); +extern int fpga_wr_fn(void *buf, size_t len, int flush, int cookie); +extern int fpga_null_fn(int cookie); diff --git a/board/mvblm7/mvblm7.c b/board/mvblm7/mvblm7.c new file mode 100644 index 0000000..c02c59c --- /dev/null +++ b/board/mvblm7/mvblm7.c @@ -0,0 +1,157 @@ +/* + * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved. + * + * (C) Copyright 2008 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.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 <ioports.h> +#include <mpc83xx.h> +#include <asm/mpc8349_pci.h> +#include <pci.h> +#include <spi.h> +#include <asm/mmu.h> +#if defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#endif + +#include "mvblm7.h" + +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *)CFG_IMMR; + u32 msize = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CFG_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 = ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff); + im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & + LAWAR_SIZE); + + im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS; + im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG; + im->ddr.timing_cfg_0 = CFG_DDR_TIMING_0; + im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1; + im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2; + im->ddr.timing_cfg_3 = CFG_DDR_TIMING_3; + im->ddr.sdram_cfg = CFG_DDR_SDRAM_CFG; + im->ddr.sdram_cfg2 = CFG_DDR_SDRAM_CFG2; + im->ddr.sdram_mode = CFG_DDR_MODE; + im->ddr.sdram_interval = CFG_DDR_INTERVAL; + im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL; + + udelay(300); + + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + + return CFG_DDR_SIZE; +} + +long int initdram(int board_type) +{ + volatile immap_t *im = (immap_t *) CFG_IMMR; + u32 msize = 0; + + if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im) + return -1; + + im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; + msize = fixed_sdram(); + + /* return total bus RAM size(bytes) */ + return msize * 1024 * 1024; +} + +int checkboard(void) +{ + puts("Board: Matrix Vision mvBlueLYNX-M7 " MV_VERSION "\n"); + + return 0; +} + +u8 *dhcp_vendorex_prep(u8 *e) +{ + char *ptr; + + /* DHCP vendor-class-identifier = 60 */ + ptr = getenv("dhcp_vendor-class-identifier"); + if (ptr) { + *e++ = 60; + *e++ = strlen(ptr); + while (*ptr) + *e++ = *ptr++; + } + /* DHCP_CLIENT_IDENTIFIER = 61 */ + ptr = getenv("dhcp_client_id"); + if (ptr) { + *e++ = 61; + *e++ = strlen(ptr); + while (*ptr) + *e++ = *ptr++; + } + + return e; +} + +u8 *dhcp_vendorex_proc(u8 *popt) +{ + return NULL; +} + +#ifdef CONFIG_HARD_SPI +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs == 0; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + volatile gpio83xx_t *iopd = &((immap_t *)CFG_IMMR)->gpio[0]; + + iopd->dat &= ~MVBLM7_MMC_CS; +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + volatile gpio83xx_t *iopd = &((immap_t *)CFG_IMMR)->gpio[0]; + + iopd->dat |= ~MVBLM7_MMC_CS; +} +#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 diff --git a/board/mvblm7/mvblm7.h b/board/mvblm7/mvblm7.h new file mode 100644 index 0000000..03e9f41 --- /dev/null +++ b/board/mvblm7/mvblm7.h @@ -0,0 +1,21 @@ +#ifndef __MVBC_H__ +#define __MVBC_H__ + +#define MV_GPIO + +#define FPGA_CONFIG 0x80000000 +#define FPGA_CCLK 0x40000000 +#define FPGA_DIN 0x20000000 +#define FPGA_STATUS 0x10000000 +#define FPGA_CONF_DONE 0x08000000 +#define MMC_CS 0x04000000 + +#define WD_WDI 0x00400000 +#define WD_TS 0x00200000 +#define MAN_RST 0x00100000 + +#define MV_GPIO_DAT (WD_TS) +#define MV_GPIO_OUT (FPGA_CONFIG|FPGA_DIN|FPGA_CCLK|WD_TS|WD_WDI|MMC_CS) +#define MV_GPIO_ODE (FPGA_CONFIG|MAN_RST) + +#endif diff --git a/board/mvblm7/mvblm7_autoscript b/board/mvblm7/mvblm7_autoscript new file mode 100644 index 0000000..ec6e34e --- /dev/null +++ b/board/mvblm7/mvblm7_autoscript @@ -0,0 +1,37 @@ +echo +echo "==== running autoscript ====" +echo +setenv bootdtb bootm \${kernel_boot} \${mv_initrd_addr_ram} \${mv_dtb_addr_ram} +setenv ramkernel setenv kernel_boot \${loadaddr} +setenv flashkernel setenv kernel_boot \${mv_kernel_addr} +setenv cpird cp \${mv_initrd_addr} \${mv_initrd_addr_ram} \${mv_initrd_length} +setenv bootfromflash run flashkernel cpird ramparam bootdtb +setenv getdtb tftp \${mv_dtb_addr_ram} \${dtb_name} +setenv cpdtb cp \${mv_dtb_addr} \${mv_dtb_addr_ram} 0x2000 +setenv rundtb fdt addr \${mv_dtb_addr_ram}\;fdt boardsetup +setenv bootfromnet tftp \${mv_initrd_addr_ram} \${initrd_name}\;run ramkernel +setenv set_static_ip setenv ipaddr \${static_ipaddr} +setenv set_static_nm setenv netmask \${static_netmask} +setenv set_static_gw setenv gatewayip \${static_gateway} +setenv set_ip setenv ip \${ipaddr}::\${gatewayip}:\${netmask} +setenv ramparam setenv bootargs root=/dev/ram0 ro rootfstype=squashfs +if test ${autoscr_boot} != no; +then + if test ${netboot} = yes; + then + bootp + if test $? = 0; + then + echo "=== bootp succeeded -> netboot ===" + run set_ip + run getdtb rundtb bootfromnet ramparam bootdtb + else + echo "=== netboot failed ===" + fi + fi + run set_static_ip set_static_nm set_static_gw set_ip + echo "=== bootfromflash ===" + run cpdtb rundtb bootfromflash +else + echo "=== boot stopped with autoscr_boot no ===" +fi diff --git a/board/mvblm7/pci.c b/board/mvblm7/pci.c new file mode 100644 index 0000000..ef34a6b --- /dev/null +++ b/board/mvblm7/pci.c @@ -0,0 +1,133 @@ +/* + * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved. + * + * (C) Copyright 2008 + * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.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> +#if defined(CONFIG_OF_LIBFDT) +#include <libfdt.h> +#endif +#include <pci.h> +#include <mpc83xx.h> +#include <fpga.h> +#include "mvblm7.h" +#include "fpga.h" + +DECLARE_GLOBAL_DATA_PTR; + +int mvblm7_load_fpga(void) +{ + size_t data_size = 0; + void *fpga_data = NULL; + char *datastr = getenv("fpgadata"); + char *sizestr = getenv("fpgadatasize"); + + if (datastr) + fpga_data = (void *)simple_strtoul(datastr, NULL, 16); + if (sizestr) + data_size = (size_t)simple_strtoul(sizestr, NULL, 16); + + return fpga_load(0, fpga_data, data_size); +} + +static struct pci_region pci_regions[] = { + { + bus_start: CFG_PCI1_MEM_BASE, + phys_start: CFG_PCI1_MEM_PHYS, + size: CFG_PCI1_MEM_SIZE, + flags: PCI_REGION_MEM | PCI_REGION_PREFETCH + }, + { + bus_start: CFG_PCI1_MMIO_BASE, + phys_start: CFG_PCI1_MMIO_PHYS, + size: CFG_PCI1_MMIO_SIZE, + flags: PCI_REGION_MEM + }, + { + bus_start: CFG_PCI1_IO_BASE, + phys_start: CFG_PCI1_IO_PHYS, + size: CFG_PCI1_IO_SIZE, + flags: PCI_REGION_IO + } +}; + +void pci_init_board(void) +{ + char *s; + int i; + int warmboot; + int load_fpga; + volatile immap_t *immr; + volatile pcictrl83xx_t *pci_ctrl; + volatile gpio83xx_t *gpio; + volatile clk83xx_t *clk; + volatile law83xx_t *pci_law; + struct pci_region *reg[] = { pci_regions }; + + load_fpga = 1; + immr = (immap_t *) CFG_IMMR; + clk = (clk83xx_t *) &immr->clk; + pci_ctrl = immr->pci_ctrl; + pci_law = immr->sysconf.pcilaw; + gpio = (volatile gpio83xx_t *)&immr->gpio[0]; + + s = getenv("skip_fpga"); + if (s) { + printf("found 'skip_fpga' -> FPGA _not_ loaded !\n"); + load_fpga = 0; + } + + gpio->dat = MV_GPIO_DAT; + gpio->odr = MV_GPIO_ODE; + if (load_fpga) + gpio->dir = MV_GPIO_OUT; + else + gpio->dir = MV_GPIO_OUT & ~(FPGA_DIN|FPGA_CCLK); + + printf("SICRH / SICRL : 0x%08x / 0x%08x\n", immr->sysconf.sicrh, + immr->sysconf.sicrl); + + mvblm7_init_fpga(); + if (load_fpga) + mvblm7_load_fpga(); + + /* Enable PCI_CLK_OUTPUTs 0 and 1 with 1:1 clocking */ + clk->occr = 0xc0000000; + + pci_ctrl[0].gcr = 0; + udelay(2000); + pci_ctrl[0].gcr = 1; + + for (i = 0; i < 1000; ++i) + udelay(1000); + + pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR; + pci_law[0].ar = LBLAWAR_EN | LBLAWAR_1GB; + + pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR; + pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; + + warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM; + + mpc83xx_pci_init(1, reg, warmboot); +} |