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Commit 73b4390f authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[MIPS] Routerboard 532: Support for base system 



Signed-off-by: default avatarPhil Sutter <n0-1@freewrt.org>
Signed-off-by: default avatarFlorian Fainelli <florian.fainelli@telecomint.eu>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 36a0a3cd

arch/mips/Kconfig

+19 −1
Original line number Diff line number Diff line
@@ -558,6 +558,24 @@ config MACH_TX39XX 
config MACH_TX49XX

	bool "Toshiba TX49 series based machines"



config MIKROTIK_RB532

	bool "Mikrotik RB532 boards"

	select CEVT_R4K

	select CSRC_R4K

	select DMA_NONCOHERENT

	select GENERIC_HARDIRQS_NO__DO_IRQ

	select HW_HAS_PCI

	select IRQ_CPU

	select SYS_HAS_CPU_MIPS32_R1

	select SYS_SUPPORTS_32BIT_KERNEL

	select SYS_SUPPORTS_LITTLE_ENDIAN

	select SWAP_IO_SPACE

	select BOOT_RAW

	select GENERIC_GPIO

	help

	  Support the Mikrotik(tm) RouterBoard 532 series,

	  based on the IDT RC32434 SoC.



config WR_PPMC

	bool "Wind River PPMC board"

	select CEVT_R4K
@@ -899,7 +917,7 @@ config BOOT_ELF32 


config MIPS_L1_CACHE_SHIFT

	int

	default "4" if MACH_DECSTATION

	default "4" if MACH_DECSTATION || MIKROTIK_RB532

	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM

	default "4" if PMC_MSP4200_EVAL

	default "5"

arch/mips/Makefile

+7 −0
Original line number Diff line number Diff line
@@ -559,6 +559,13 @@ load-$(CONFIG_MACH_TX49XX) += 0xffffffff80100000 
#

core-$(CONFIG_TOSHIBA_JMR3927)	+= arch/mips/txx9/jmr3927/



#

# Routerboard 532 board

#

core-$(CONFIG_MIKROTIK_RB532)	+= arch/mips/rb532/

cflags-$(CONFIG_MIKROTIK_RB532) += -Iinclude/asm-mips/mach-rc32434

load-$(CONFIG_MIKROTIK_RB532)	+= 0xffffffff80101000



#

# Toshiba RBTX4927 board or

# Toshiba RBTX4937 board

arch/mips/configs/rb532_defconfig

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+1314 −0

File added.

Preview size limit exceeded, changes collapsed.

arch/mips/pci/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -49,3 +49,4 @@ obj-$(CONFIG_TOSHIBA_RBTX4938) += fixup-rbtx4938.o 
obj-$(CONFIG_VICTOR_MPC30X)	+= fixup-mpc30x.o

obj-$(CONFIG_ZAO_CAPCELLA)	+= fixup-capcella.o

obj-$(CONFIG_WR_PPMC)		+= fixup-wrppmc.o

obj-$(CONFIG_MIKROTIK_RB532)	+= pci-rc32434.o ops-rc32434.o fixup-rc32434.o

arch/mips/pci/fixup-rc32434.c

0 → 100644
+69 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2001 MontaVista Software Inc.

 * Author: MontaVista Software, Inc.

 *         	stevel@mvista.com or source@mvista.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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED

 *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF

 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN

 *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,

 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF

 *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON

 *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT

 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 *  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.,

 *  675 Mass Ave, Cambridge, MA 02139, USA.

 */



#include <linux/types.h>

#include <linux/pci.h>

#include <linux/kernel.h>

#include <linux/init.h>



#include <asm/mach-rc32434/rc32434.h>



static int __devinitdata irq_map[2][12] = {

	{0, 0, 2, 3, 2, 3, 0, 0, 0, 0, 0, 1},

	{0, 0, 1, 3, 0, 2, 1, 3, 0, 2, 1, 3}

};



int __devinit pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)

{

	int irq = 0;



	if (dev->bus->number < 2 && PCI_SLOT(dev->devfn) < 12)

		irq = irq_map[dev->bus->number][PCI_SLOT(dev->devfn)];



	return irq + GROUP4_IRQ_BASE + 4;

}



static void rc32434_pci_early_fixup(struct pci_dev *dev)

{

	if (PCI_SLOT(dev->devfn) == 6 && dev->bus->number == 0) {

		/* disable prefetched memory range */

		pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, 0);

		pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, 0x10);



		pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4);

	}

}



/*

 * The fixup applies to both the IDT and VIA devices present on the board

 */

DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, rc32434_pci_early_fixup);



/* Do platform specific device initialization at pci_enable_device() time */

int pcibios_plat_dev_init(struct pci_dev *dev)

{

	return 0;

}