Rudolf Marek (r.marek@assembler.cz) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/808
-gerrit
commit 764f0c304f357b04105c2fa7e507ae0b6776e34b Author: Rudolf Marek r.marek@assembler.cz Date: Sun Mar 25 18:16:11 2012 +0200
Add support for RDC R8610 Southbridge
So far it just setups things right for Bifferboard. We may change it in the future to fit other hardware.
Change-Id: I1c4ccff4e47b9cb9e31a738f038fc4f4ebe59087 Signed-off-by: Rudolf Marek r.marek@assembler.cz --- src/southbridge/Kconfig | 1 + src/southbridge/Makefile.inc | 1 + src/southbridge/rdc/Kconfig | 1 + src/southbridge/rdc/Makefile.inc | 1 + src/southbridge/rdc/r8610/Kconfig | 26 +++++++ src/southbridge/rdc/r8610/Makefile.inc | 20 ++++++ src/southbridge/rdc/r8610/bootblock.c | 29 ++++++++ src/southbridge/rdc/r8610/r8610.c | 118 ++++++++++++++++++++++++++++++++ 8 files changed, 197 insertions(+), 0 deletions(-)
diff --git a/src/southbridge/Kconfig b/src/southbridge/Kconfig index 77fe385..31b7cc6 100644 --- a/src/southbridge/Kconfig +++ b/src/southbridge/Kconfig @@ -2,6 +2,7 @@ source src/southbridge/amd/Kconfig source src/southbridge/broadcom/Kconfig source src/southbridge/intel/Kconfig source src/southbridge/nvidia/Kconfig +source src/southbridge/rdc/Kconfig source src/southbridge/ricoh/Kconfig source src/southbridge/sis/Kconfig source src/southbridge/ti/Kconfig diff --git a/src/southbridge/Makefile.inc b/src/southbridge/Makefile.inc index b7e04db..130d459 100644 --- a/src/southbridge/Makefile.inc +++ b/src/southbridge/Makefile.inc @@ -2,6 +2,7 @@ subdirs-y += amd subdirs-y += broadcom subdirs-y += intel subdirs-y += nvidia +subdirs-y += rdc subdirs-y += ricoh subdirs-y += sis subdirs-y += ti diff --git a/src/southbridge/rdc/Kconfig b/src/southbridge/rdc/Kconfig new file mode 100644 index 0000000..50ef475 --- /dev/null +++ b/src/southbridge/rdc/Kconfig @@ -0,0 +1 @@ +source src/southbridge/rdc/r8610/Kconfig diff --git a/src/southbridge/rdc/Makefile.inc b/src/southbridge/rdc/Makefile.inc new file mode 100644 index 0000000..34f3efd --- /dev/null +++ b/src/southbridge/rdc/Makefile.inc @@ -0,0 +1 @@ +subdirs-$(CONFIG_SOUTHBRIDGE_RDC_R8610) += r8610 diff --git a/src/southbridge/rdc/r8610/Kconfig b/src/southbridge/rdc/r8610/Kconfig new file mode 100644 index 0000000..e9941f0 --- /dev/null +++ b/src/southbridge/rdc/r8610/Kconfig @@ -0,0 +1,26 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008-2009 coresystems GmbH +## +## 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; version 2 of the License. +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +config SOUTHBRIDGE_RDC_R8610 + bool + +config BOOTBLOCK_SOUTHBRIDGE_INIT + string + default "southbridge/rdc/r8610/bootblock.c" + depends on SOUTHBRIDGE_RDC_R8610 diff --git a/src/southbridge/rdc/r8610/Makefile.inc b/src/southbridge/rdc/r8610/Makefile.inc new file mode 100644 index 0000000..24d76a8 --- /dev/null +++ b/src/southbridge/rdc/r8610/Makefile.inc @@ -0,0 +1,20 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2007, 2009 Rudolf Marek r.marek@assembler.cz +## +## 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; version 2 of the License. +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +driver-y += r8610.c diff --git a/src/southbridge/rdc/r8610/bootblock.c b/src/southbridge/rdc/r8610/bootblock.c new file mode 100644 index 0000000..ec6d271 --- /dev/null +++ b/src/southbridge/rdc/r8610/bootblock.c @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Rudolf Marek r.marek@assembler.cz + * + * 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; version 2 of the License. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/io.h> +#include <arch/romcc_io.h> +#include <device/pci_def.h> + +static void bootblock_southbridge_init(void) { + uint32_t tmp; + tmp = pci_read_config32(PCI_DEV(0,7,0), 0x40); + /* decode all flash ranges */ + pci_write_config32(PCI_DEV(0,7,0), 0x40, tmp | 0x07ff0000); +} diff --git a/src/southbridge/rdc/r8610/r8610.c b/src/southbridge/rdc/r8610/r8610.c new file mode 100644 index 0000000..6b45669 --- /dev/null +++ b/src/southbridge/rdc/r8610/r8610.c @@ -0,0 +1,118 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Rudolf Marek r.marek@assembler.cz + * + * 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; version 2 of the License. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/io.h> +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <pc80/i8259.h> +#include <stdlib.h> + +static const unsigned char enetIrqs[4] = { 10, 0, 0, 0 }; +static const unsigned char usbIrqs[4] = { 15, 14, 0, 0 }; + +static void pci_routing_fixup(struct device *dev) +{ + pci_assign_irqs(0, 0x8, enetIrqs); + pci_assign_irqs(0, 0xa, usbIrqs); +} + +static void r8610_init(struct device *dev) +{ + device_t nb_dev; + u32 tmp; + + printk(BIOS_DEBUG, "r8610 init\n"); + + /* clear DMA? */ + outb(0x4, 0x8); + outb(0x4, 0x10); + + outb(0xfc, 0x61); + + /* Set serial base */ + pci_write_config32(dev, 0x54, 0x3f8); + /* serial IRQ disable, LPC disable, COM2 goes to LPC, internal UART for COM1 */ + pci_write_config32(dev, 0x50, 0x84101012); + + /* Enable internal Port92, enable chipselect for flash */ + tmp = pci_read_config32(dev, 0x40); + pci_write_config32(dev, 0x40, tmp | 0x07FF0600); + + /* buffer strength SB pins */ + pci_write_config32(dev, 0x5c, 0x2315); + + /* EHCI 14, OHCI 15, MAC1 disable, MAC0 10, INTD 9, INTC 9, INTB 12, INTA INT10 */ + pci_write_config32(dev, 0x58, 0xdf0311b3); + + /* USB PHY control */ + nb_dev = dev_find_device(PCI_VENDOR_ID_RDC, + PCI_DEVICE_ID_RDC_R8610_NB, 0); + + tmp = pci_read_config32(nb_dev, 0xc0); + tmp |= 0x40000; + pci_write_config32(nb_dev, 0xc0, tmp); + + setup_i8259(); +} + +static void r8610_read_resources(device_t dev) +{ + struct resource *res; + + pci_dev_read_resources(dev); + + res = new_resource(dev, 1); + res->base = 0x0UL; + res->size = 0x1000UL; + res->limit = 0xffffUL; + res->flags = IORESOURCE_IO | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; + + /* Reserve space for flash */ + res = new_resource(dev, 2); + res->base = 0xff800000; + res->size = 8*1024*1024; + res->limit = 0xffffffffUL; + res->flags = IORESOURCE_MEM | IORESOURCE_FIXED | IORESOURCE_STORED | + IORESOURCE_ASSIGNED; +} + +static void southbridge_init(struct device *dev) +{ + r8610_init(dev); + pci_routing_fixup(dev); +} + +static struct device_operations r8610_sb_ops = { + .read_resources = r8610_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = &southbridge_init, + .scan_bus = scan_static_bus, + .enable = 0, + .ops_pci = 0, +}; + +static const struct pci_driver lpc_driver __pci_driver = { + .ops = &r8610_sb_ops, + .vendor = PCI_VENDOR_ID_RDC, + .device = PCI_DEVICE_ID_RDC_R8610_SB, +}; +