linux/arch/arm/mach-orion5x/wrt350n-v2-setup.c
Lennert Buytenhek 42452b77a1 [ARM] Orion: add Linksys WRT350N v2 support
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Tested-by: Dirk Teurlings <dirk@upexia.nl>
Tested-by: Peter van Valderen <p.v.valderen@gmail.com>
2008-06-22 22:44:52 +02:00

174 lines
4.2 KiB
C

/*
* arch/arm/mach-orion5x/wrt350n-v2-setup.c
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <asm/mach-types.h>
#include <asm/gpio.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <asm/arch/orion5x.h>
#include "common.h"
#include "mpp.h"
static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
{ 0, MPP_GPIO }, /* Power LED green (0=on) */
{ 1, MPP_GPIO }, /* Security LED (0=on) */
{ 2, MPP_GPIO }, /* Internal Button (0=on) */
{ 3, MPP_GPIO }, /* Reset Button (0=on) */
{ 4, MPP_GPIO }, /* PCI int */
{ 5, MPP_GPIO }, /* Power LED orange (0=on) */
{ 6, MPP_GPIO }, /* USB LED (0=on) */
{ 7, MPP_GPIO }, /* Wireless LED (0=on) */
{ 8, MPP_UNUSED }, /* ??? */
{ 9, MPP_GIGE }, /* GE_RXERR */
{ 10, MPP_UNUSED }, /* ??? */
{ 11, MPP_UNUSED }, /* ??? */
{ 12, MPP_GIGE }, /* GE_TXD[4] */
{ 13, MPP_GIGE }, /* GE_TXD[5] */
{ 14, MPP_GIGE }, /* GE_TXD[6] */
{ 15, MPP_GIGE }, /* GE_TXD[7] */
{ 16, MPP_GIGE }, /* GE_RXD[4] */
{ 17, MPP_GIGE }, /* GE_RXD[5] */
{ 18, MPP_GIGE }, /* GE_RXD[6] */
{ 19, MPP_GIGE }, /* GE_RXD[7] */
{ -1 },
};
/*
* 8M NOR flash Device bus boot chip select
*/
#define WRT350N_V2_NOR_BOOT_BASE 0xf4000000
#define WRT350N_V2_NOR_BOOT_SIZE SZ_8M
static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = {
{
.name = "kernel",
.offset = 0x00000000,
.size = 0x00760000,
}, {
.name = "rootfs",
.offset = 0x001a0000,
.size = 0x005c0000,
}, {
.name = "lang",
.offset = 0x00760000,
.size = 0x00040000,
}, {
.name = "nvram",
.offset = 0x007a0000,
.size = 0x00020000,
}, {
.name = "u-boot",
.offset = 0x007c0000,
.size = 0x00040000,
},
};
static struct physmap_flash_data wrt350n_v2_nor_flash_data = {
.width = 1,
.parts = wrt350n_v2_nor_flash_partitions,
.nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions),
};
static struct resource wrt350n_v2_nor_flash_resource = {
.flags = IORESOURCE_MEM,
.start = WRT350N_V2_NOR_BOOT_BASE,
.end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1,
};
static struct platform_device wrt350n_v2_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &wrt350n_v2_nor_flash_data,
},
.num_resources = 1,
.resource = &wrt350n_v2_nor_flash_resource,
};
static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = {
.phy_addr = -1,
};
static void __init wrt350n_v2_init(void)
{
/*
* Setup basic Orion functions. Need to be called early.
*/
orion5x_init();
orion5x_mpp_conf(wrt350n_v2_mpp_modes);
/*
* Configure peripherals.
*/
orion5x_ehci0_init();
orion5x_eth_init(&wrt350n_v2_eth_data);
orion5x_uart0_init();
orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
WRT350N_V2_NOR_BOOT_SIZE);
platform_device_register(&wrt350n_v2_nor_flash);
}
static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
int irq;
/*
* Check for devices with hard-wired IRQs.
*/
irq = orion5x_pci_map_irq(dev, slot, pin);
if (irq != -1)
return irq;
/*
* Mini-PCI slot.
*/
if (slot == 7)
return gpio_to_irq(4);
return -1;
}
static struct hw_pci wrt350n_v2_pci __initdata = {
.nr_controllers = 2,
.swizzle = pci_std_swizzle,
.setup = orion5x_pci_sys_setup,
.scan = orion5x_pci_sys_scan_bus,
.map_irq = wrt350n_v2_pci_map_irq,
};
static int __init wrt350n_v2_pci_init(void)
{
if (machine_is_wrt350n_v2())
pci_common_init(&wrt350n_v2_pci);
return 0;
}
subsys_initcall(wrt350n_v2_pci_init);
MACHINE_START(WRT350N_V2, "Linksys WRT350N v2")
/* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
.phys_io = ORION5X_REGS_PHYS_BASE,
.io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
.boot_params = 0x00000100,
.init_machine = wrt350n_v2_init,
.map_io = orion5x_map_io,
.init_irq = orion5x_init_irq,
.timer = &orion5x_timer,
.fixup = tag_fixup_mem32,
MACHINE_END