diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/Makefile | 19 | ||||
| -rw-r--r-- | drivers/pci/fsl_pci_init.c | 15 | ||||
| -rw-r--r-- | drivers/pci/pci.c | 18 | ||||
| -rw-r--r-- | drivers/pci/pci_auto.c | 5 | ||||
| -rw-r--r-- | drivers/pci/pci_ftpci100.c | 14 | ||||
| -rw-r--r-- | drivers/pci/pci_gt64120.c | 176 | ||||
| -rw-r--r-- | drivers/pci/pci_indirect.c | 5 | ||||
| -rw-r--r-- | drivers/pci/pci_ixp.c | 18 | ||||
| -rw-r--r-- | drivers/pci/pci_sh4.c | 18 | ||||
| -rw-r--r-- | drivers/pci/pci_sh7751.c | 18 | ||||
| -rw-r--r-- | drivers/pci/pci_sh7780.c | 18 | ||||
| -rw-r--r-- | drivers/pci/tsi108_pci.c | 18 | ||||
| -rw-r--r-- | drivers/pci/w83c553f.c | 18 |
13 files changed, 189 insertions, 171 deletions
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 14999447b..be26b6059 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -2,23 +2,7 @@ # (C) Copyright 2000-2007 # 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 +# SPDX-License-Identifier: GPL-2.0+ # include $(TOPDIR)/config.mk @@ -28,6 +12,7 @@ LIB := $(obj)libpci.o COBJS-$(CONFIG_FSL_PCI_INIT) += fsl_pci_init.o COBJS-$(CONFIG_PCI) += pci.o pci_auto.o COBJS-$(CONFIG_PCI_INDIRECT_BRIDGE) += pci_indirect.o +COBJS-$(CONFIG_PCI_GT64120) += pci_gt64120.o COBJS-$(CONFIG_FTPCI100) += pci_ftpci100.o COBJS-$(CONFIG_IXP_PCI) += pci_ixp.o COBJS-$(CONFIG_SH4_PCI) += pci_sh4.o diff --git a/drivers/pci/fsl_pci_init.c b/drivers/pci/fsl_pci_init.c index 621c89912..17ca961ab 100644 --- a/drivers/pci/fsl_pci_init.c +++ b/drivers/pci/fsl_pci_init.c @@ -1,20 +1,7 @@ /* * Copyright 2007-2012 Freescale Semiconductor, Inc. * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index d864f137f..2c071589b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -5,23 +5,7 @@ * (C) Copyright 2002, 2003 * 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 + * SPDX-License-Identifier: GPL-2.0+ */ /* diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index cd78030cd..c4ed8ba6c 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -7,10 +7,7 @@ * * Copyright 2000 MontaVista Software Inc. * - * 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. + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci_ftpci100.c b/drivers/pci/pci_ftpci100.c index df7f6157a..5ee8b6b4d 100644 --- a/drivers/pci/pci_ftpci100.c +++ b/drivers/pci/pci_ftpci100.c @@ -5,19 +5,7 @@ * Gavin Guo, Andes Technology Corporation <gavinguo@andestech.com> * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com> * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <malloc.h> diff --git a/drivers/pci/pci_gt64120.c b/drivers/pci/pci_gt64120.c new file mode 100644 index 000000000..4756f1424 --- /dev/null +++ b/drivers/pci/pci_gt64120.c @@ -0,0 +1,176 @@ +/* + * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org> + * + * Based on the Linux implementation. + * Copyright (C) 1999, 2000, 2004 MIPS Technologies, Inc. + * Authors: Carsten Langgaard <carstenl@mips.com> + * Maciej W. Rozycki <macro@mips.com> + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <gt64120.h> +#include <pci.h> +#include <pci_gt64120.h> + +#include <asm/io.h> + +#define PCI_ACCESS_READ 0 +#define PCI_ACCESS_WRITE 1 + +struct gt64120_regs { + u8 unused_000[0xc18]; + u32 intrcause; + u8 unused_c1c[0x0dc]; + u32 pci0_cfgaddr; + u32 pci0_cfgdata; +}; + +struct gt64120_pci_controller { + struct pci_controller hose; + struct gt64120_regs *regs; +}; + +static inline struct gt64120_pci_controller * +hose_to_gt64120(struct pci_controller *hose) +{ + return container_of(hose, struct gt64120_pci_controller, hose); +} + +#define GT_INTRCAUSE_ABORT_BITS \ + (GT_INTRCAUSE_MASABORT0_BIT | GT_INTRCAUSE_TARABORT0_BIT) + +static int gt_config_access(struct gt64120_pci_controller *gt, + unsigned char access_type, pci_dev_t bdf, + int where, u32 *data) +{ + unsigned int bus = PCI_BUS(bdf); + unsigned int dev = PCI_DEV(bdf); + unsigned int devfn = PCI_DEV(bdf) << 3 | PCI_FUNC(bdf); + u32 intr; + u32 addr; + u32 val; + + if (bus == 0 && dev >= 31) { + /* Because of a bug in the galileo (for slot 31). */ + return -1; + } + + if (access_type == PCI_ACCESS_WRITE) + debug("PCI WR %02x:%02x.%x reg:%02d data:%08x\n", + PCI_BUS(bdf), PCI_DEV(bdf), PCI_FUNC(bdf), where, *data); + + /* Clear cause register bits */ + writel(~GT_INTRCAUSE_ABORT_BITS, >->regs->intrcause); + + addr = GT_PCI0_CFGADDR_CONFIGEN_BIT; + addr |= bus << GT_PCI0_CFGADDR_BUSNUM_SHF; + addr |= devfn << GT_PCI0_CFGADDR_FUNCTNUM_SHF; + addr |= (where / 4) << GT_PCI0_CFGADDR_REGNUM_SHF; + + /* Setup address */ + writel(addr, >->regs->pci0_cfgaddr); + + if (access_type == PCI_ACCESS_WRITE) { + if (bus == 0 && dev == 0) { + /* + * The Galileo system controller is acting + * differently than other devices. + */ + val = *data; + } else { + val = cpu_to_le32(*data); + } + + writel(val, >->regs->pci0_cfgdata); + } else { + val = readl(>->regs->pci0_cfgdata); + + if (bus == 0 && dev == 0) { + /* + * The Galileo system controller is acting + * differently than other devices. + */ + *data = val; + } else { + *data = le32_to_cpu(val); + } + } + + /* Check for master or target abort */ + intr = readl(>->regs->intrcause); + if (intr & GT_INTRCAUSE_ABORT_BITS) { + /* Error occurred, clear abort bits */ + writel(~GT_INTRCAUSE_ABORT_BITS, >->regs->intrcause); + return -1; + } + + if (access_type == PCI_ACCESS_READ) + debug("PCI RD %02x:%02x.%x reg:%02d data:%08x\n", + PCI_BUS(bdf), PCI_DEV(bdf), PCI_FUNC(bdf), where, *data); + + return 0; +} + +static int gt_read_config_dword(struct pci_controller *hose, pci_dev_t dev, + int where, u32 *value) +{ + struct gt64120_pci_controller *gt = hose_to_gt64120(hose); + + *value = 0xffffffff; + return gt_config_access(gt, PCI_ACCESS_READ, dev, where, value); +} + +static int gt_write_config_dword(struct pci_controller *hose, pci_dev_t dev, + int where, u32 value) +{ + struct gt64120_pci_controller *gt = hose_to_gt64120(hose); + u32 data = value; + + return gt_config_access(gt, PCI_ACCESS_WRITE, dev, where, &data); +} + +void gt64120_pci_init(void *regs, unsigned long sys_bus, unsigned long sys_phys, + unsigned long sys_size, unsigned long mem_bus, + unsigned long mem_phys, unsigned long mem_size, + unsigned long io_bus, unsigned long io_phys, + unsigned long io_size) +{ + static struct gt64120_pci_controller global_gt; + struct gt64120_pci_controller *gt; + struct pci_controller *hose; + + gt = &global_gt; + gt->regs = regs; + + hose = >->hose; + + hose->first_busno = 0; + hose->last_busno = 0; + + /* System memory space */ + pci_set_region(&hose->regions[0], sys_bus, sys_phys, sys_size, + PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); + + /* PCI memory space */ + pci_set_region(&hose->regions[1], mem_bus, mem_phys, mem_size, + PCI_REGION_MEM); + + /* PCI I/O space */ + pci_set_region(&hose->regions[2], io_bus, io_phys, io_size, + PCI_REGION_IO); + + hose->region_count = 3; + + pci_set_ops(hose, + pci_hose_read_config_byte_via_dword, + pci_hose_read_config_word_via_dword, + gt_read_config_dword, + pci_hose_write_config_byte_via_dword, + pci_hose_write_config_word_via_dword, + gt_write_config_dword); + + pci_register_hose(hose); + hose->last_busno = pci_hose_scan(hose); +} diff --git a/drivers/pci/pci_indirect.c b/drivers/pci/pci_indirect.c index 526a55c88..aee0bd6d9 100644 --- a/drivers/pci/pci_indirect.c +++ b/drivers/pci/pci_indirect.c @@ -3,10 +3,7 @@ * * Copyright (C) 1998 Gabriel Paubert. * - * 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. + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci_ixp.c b/drivers/pci/pci_ixp.c index 5b5c91548..d71fda284 100644 --- a/drivers/pci/pci_ixp.c +++ b/drivers/pci/pci_ixp.c @@ -6,23 +6,7 @@ * (C) Copyright 2004 eslab.whut.edu.cn * Yue Hu(huyue_whut@yahoo.com.cn), Ligong Xue(lgxue@hotmail.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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci_sh4.c b/drivers/pci/pci_sh4.c index 62915b6df..d7f43c2bd 100644 --- a/drivers/pci/pci_sh4.c +++ b/drivers/pci/pci_sh4.c @@ -6,23 +6,7 @@ * * u-boot/arch/sh/cpu/sh4/pci-sh4.c * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci_sh7751.c b/drivers/pci/pci_sh7751.c index df6d76f7f..f189ed89c 100644 --- a/drivers/pci/pci_sh7751.c +++ b/drivers/pci/pci_sh7751.c @@ -3,23 +3,7 @@ * (C) Dustin McIntire (dustin@sensoria.com) * (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/pci_sh7780.c b/drivers/pci/pci_sh7780.c index bc06f49e0..5c739edad 100644 --- a/drivers/pci/pci_sh7780.c +++ b/drivers/pci/pci_sh7780.c @@ -4,23 +4,7 @@ * (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> * (C) 2008 Yusuke Goda <goda.yusuke@renesas.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 + * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> diff --git a/drivers/pci/tsi108_pci.c b/drivers/pci/tsi108_pci.c index c568bf9bc..d48e1e6fe 100644 --- a/drivers/pci/tsi108_pci.c +++ b/drivers/pci/tsi108_pci.c @@ -2,23 +2,7 @@ * (C) Copyright 2004 Tundra Semiconductor Corp. * Alex Bounine <alexandreb@tundra.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 + * SPDX-License-Identifier: GPL-2.0+ */ /* diff --git a/drivers/pci/w83c553f.c b/drivers/pci/w83c553f.c index 85614223f..1192f0f64 100644 --- a/drivers/pci/w83c553f.c +++ b/drivers/pci/w83c553f.c @@ -2,23 +2,7 @@ * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Andreas Heppel <aheppel@sysgo.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 + * SPDX-License-Identifier: GPL-2.0+ */ /* |