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author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 06:59:17 (GMT) |
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committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 06:59:17 (GMT) |
commit | 5283ecb5ccbdb90d49fce6488d3944bba63a591c (patch) | |
tree | a58e20bd532fa5f933d099bb7b5dd0637b581d33 /arch/sh/drivers/pci/ops-r7780rp.c | |
parent | d7c30c682a278abe1a52db83f69efec1a9d8f8c2 (diff) | |
download | linux-fsl-qoriq-5283ecb5ccbdb90d49fce6488d3944bba63a591c.tar.xz |
sh: Add support for R7780RP and R7780MP boards.
This adds support for the Renesas SH7780 development boards,
R7780RP and R7780MP.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/drivers/pci/ops-r7780rp.c')
-rw-r--r-- | arch/sh/drivers/pci/ops-r7780rp.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/ops-r7780rp.c b/arch/sh/drivers/pci/ops-r7780rp.c new file mode 100644 index 0000000..3254c4e --- /dev/null +++ b/arch/sh/drivers/pci/ops-r7780rp.c @@ -0,0 +1,77 @@ +/* + * Author: Ian DaSilva (idasilva@mvista.com) + * + * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * PCI initialization for the Renesas SH7780 Highlander R7780RP-1 board + */ + +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include <linux/module.h> + +#include <asm/io.h> +#include "pci-sh7780.h" +#include <asm/r7780rp/r7780rp.h> + +int __init pcibios_map_platform_irq(u8 slot, u8 pin) +{ + switch (slot) { + case 0: return IRQ_PCISLOT1; /* PCI Interrupt #1 */ + case 1: return IRQ_PCISLOT2; /* PCI Interrupt #2 */ + case 2: return IRQ_PCISLOT3; /* PCI Interrupt #3 */ + case 3: return IRQ_PCISLOT4; /* PCI Interrupt E4 */ + default: + printk("PCI: Bad IRQ mapping request for slot %d, func %d\n", slot, pin-1); + return -1; + } +} + +static struct resource sh7780_io_resource = { + .name = "SH7780_IO", + .start = 0x2000, + .end = 0x2000 + SH7780_PCI_IO_SIZE - 1, + .flags = IORESOURCE_IO +}; + +static struct resource sh7780_mem_resource = { + .name = "SH7780_mem", + .start = SH7780_PCI_MEMORY_BASE, + .end = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1, + .flags = IORESOURCE_MEM +}; + +extern struct pci_ops sh7780_pci_ops; + +struct pci_channel board_pci_channels[] = { + { &sh7780_pci_ops, &sh7780_io_resource, &sh7780_mem_resource, 0, 0xff }, + { NULL, NULL, NULL, 0, 0 }, +}; +EXPORT_SYMBOL(board_pci_channels); + +static struct sh7780_pci_address_map sh7780_pci_map = { + .window0 = { + .base = SH7780_CS2_BASE_ADDR, + .size = 0x04000000, + }, + + .window1 = { + .base = SH7780_CS3_BASE_ADDR, + .size = 0x04000000, + }, + + .flags = SH7780_PCIC_NO_RESET, +}; + +int __init pcibios_init_platform(void) +{ + return sh7780_pcic_init(&sh7780_pci_map); +} + |