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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-07 12:17:40 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-07 12:17:40 -0700 |
commit | 5b6b54982258c330247957a8d877b9851ac69d53 (patch) | |
tree | 567e4b3391e0c6689cf511789fb512ef7385c16f /arch/sh/drivers/pci/ops-se7780.c | |
parent | 35c74823cb382c610be908f1b92f980b84e7c37c (diff) | |
parent | 39374aadcd0159b4744ab456f4efa100bea84bd4 (diff) | |
download | op-kernel-dev-5b6b54982258c330247957a8d877b9851ac69d53.zip op-kernel-dev-5b6b54982258c330247957a8d877b9851ac69d53.tar.gz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/lethal/sh-2.6: (38 commits)
sh: R7785RP board updates.
sh: Update r7780rp defconfig.
sh: Add die chain notifiers.
sh: Fix APM emulation on hp6xx.
sh: Wire up more IRQs for SH7709.
sh: Solution Engine 7722 board support.
sh: Fix r7780rp build.
sh: kdump support.
sh: Move clock reporting to its own proc entry.
sh: Solution Engine SH7705 board and CPU updates.
serial: sh-sci: Fix module clock refcount for serial console.
serial: sh-sci: Fix module clock refcounting.
sh: SH7722 clock framework support.
sh: hp6xx pata_platform support.
sh: Obey CONFIG_HZ for HZ definition.
sh: Fix fstatat64() syscall.
sh: se7780 PCI support.
sh: SH7780 Solution Engine board support.
sh: Add a dummy SH-4 PCIC fixup.
sh: Tidy up L-BOX area5 addresses.
...
Diffstat (limited to 'arch/sh/drivers/pci/ops-se7780.c')
-rw-r--r-- | arch/sh/drivers/pci/ops-se7780.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/ops-se7780.c b/arch/sh/drivers/pci/ops-se7780.c new file mode 100644 index 0000000..212674df --- /dev/null +++ b/arch/sh/drivers/pci/ops-se7780.c @@ -0,0 +1,96 @@ +/* + * linux/arch/sh/drivers/pci/ops-se7780.c + * + * Copyright (C) 2006 Nobuhiro Iwamatsu + * + * PCI initialization for the Hitachi UL Solution Engine 7780SE03 + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + */ +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include <asm/se7780.h> +#include <asm/io.h> +#include "pci-sh4.h" + +/* + * IDSEL = AD16 PCI slot + * IDSEL = AD17 PCI slot + * IDSEL = AD18 Serial ATA Controller (Silicon Image SiL3512A) + * IDSEL = AD19 USB Host Controller (NEC uPD7210100A) + */ + +/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */ +static char se7780_irq_tab[4][16] __initdata = { + /* INTA */ + { 65, 68, 67, 68, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTB */ + { 66, 65, -1, 65, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTC */ + { 67, 66, -1, 66, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTD */ + { 68, 67, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, +}; + +int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) +{ + return se7780_irq_tab[pin-1][slot]; +} + +static struct resource se7780_io_resource = { + .name = "SH7780_IO", + .start = 0x2000, + .end = 0x2000 + SH7780_PCI_IO_SIZE - 1, + .flags = IORESOURCE_IO +}; + +static struct resource se7780_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 se7780_pci_ops; + +struct pci_channel board_pci_channels[] = { + { &sh4_pci_ops, &se7780_io_resource, &se7780_mem_resource, 0, 0xff }, + { NULL, NULL, NULL, 0, 0 }, +}; +EXPORT_SYMBOL(board_pci_channels); + +static struct sh4_pci_address_map se7780_pci_map = { + .window0 = { + .base = SH7780_CS2_BASE_ADDR, + .size = 0x04000000, + }, + .flags = SH4_PCIC_NO_RESET, +}; + +int __init pcibios_init_platform(void) +{ + printk("SH7780 PCI: Finished initialization of the PCI controller\n"); + + /* + * FPGA PCISEL register initialize + * + * CPU || SLOT1 | SLOT2 | S-ATA | USB + * ------------------------------------- + * INTA || INTA | INTD | -- | INTB + * ------------------------------------- + * INTB || INTB | INTA | -- | INTC + * ------------------------------------- + * INTC || INTC | INTB | INTA | -- + * ------------------------------------- + * INTD || INTD | INTC | -- | INTA + * ------------------------------------- + */ + ctrl_outw(0x0013, FPGA_PCI_INTSEL1); + ctrl_outw(0xE402, FPGA_PCI_INTSEL2); + + return sh7780_pcic_init(&se7780_pci_map); +} |