linux/arch/arm/mach-orion5x/wnr854t-setup.c
Thomas Petazzoni 4ca2c04085 ARM: orion5x: Move to ID based window creation
With the introduction of the ID based MBus API, it's better
to switch to use it instead of the current name based scheme.

This will allow to deprecate the name based API, once every
user is removed.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
2013-08-06 14:10:13 +00:00

185 lines
4.2 KiB
C

/*
* arch/arm/mach-orion5x/wnr854t-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/gpio.h>
#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 <linux/ethtool.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
#include "common.h"
#include "mpp.h"
static unsigned int wnr854t_mpp_modes[] __initdata = {
MPP0_GPIO, /* Power LED green (0=on) */
MPP1_GPIO, /* Reset Button (0=off) */
MPP2_GPIO, /* Power LED blink (0=off) */
MPP3_GPIO, /* WAN Status LED amber (0=off) */
MPP4_GPIO, /* PCI int */
MPP5_GPIO, /* ??? */
MPP6_GPIO, /* ??? */
MPP7_GPIO, /* ??? */
MPP8_UNUSED, /* ??? */
MPP9_GIGE, /* GE_RXERR */
MPP10_UNUSED, /* ??? */
MPP11_UNUSED, /* ??? */
MPP12_GIGE, /* GE_TXD[4] */
MPP13_GIGE, /* GE_TXD[5] */
MPP14_GIGE, /* GE_TXD[6] */
MPP15_GIGE, /* GE_TXD[7] */
MPP16_GIGE, /* GE_RXD[4] */
MPP17_GIGE, /* GE_RXD[5] */
MPP18_GIGE, /* GE_RXD[6] */
MPP19_GIGE, /* GE_RXD[7] */
0,
};
/*
* 8M NOR flash Device bus boot chip select
*/
#define WNR854T_NOR_BOOT_BASE 0xf4000000
#define WNR854T_NOR_BOOT_SIZE SZ_8M
static struct mtd_partition wnr854t_nor_flash_partitions[] = {
{
.name = "kernel",
.offset = 0x00000000,
.size = 0x00100000,
}, {
.name = "rootfs",
.offset = 0x00100000,
.size = 0x00660000,
}, {
.name = "uboot",
.offset = 0x00760000,
.size = 0x00040000,
},
};
static struct physmap_flash_data wnr854t_nor_flash_data = {
.width = 2,
.parts = wnr854t_nor_flash_partitions,
.nr_parts = ARRAY_SIZE(wnr854t_nor_flash_partitions),
};
static struct resource wnr854t_nor_flash_resource = {
.flags = IORESOURCE_MEM,
.start = WNR854T_NOR_BOOT_BASE,
.end = WNR854T_NOR_BOOT_BASE + WNR854T_NOR_BOOT_SIZE - 1,
};
static struct platform_device wnr854t_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &wnr854t_nor_flash_data,
},
.num_resources = 1,
.resource = &wnr854t_nor_flash_resource,
};
static struct mv643xx_eth_platform_data wnr854t_eth_data = {
.phy_addr = MV643XX_ETH_PHY_NONE,
.speed = SPEED_1000,
.duplex = DUPLEX_FULL,
};
static struct dsa_chip_data wnr854t_switch_chip_data = {
.port_names[0] = "lan3",
.port_names[1] = "lan4",
.port_names[2] = "wan",
.port_names[3] = "cpu",
.port_names[5] = "lan1",
.port_names[7] = "lan2",
};
static struct dsa_platform_data wnr854t_switch_plat_data = {
.nr_chips = 1,
.chip = &wnr854t_switch_chip_data,
};
static void __init wnr854t_init(void)
{
/*
* Setup basic Orion functions. Need to be called early.
*/
orion5x_init();
orion5x_mpp_conf(wnr854t_mpp_modes);
/*
* Configure peripherals.
*/
orion5x_eth_init(&wnr854t_eth_data);
orion5x_eth_switch_init(&wnr854t_switch_plat_data, NO_IRQ);
orion5x_uart0_init();
mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
ORION_MBUS_DEVBUS_BOOT_ATTR,
WNR854T_NOR_BOOT_BASE,
WNR854T_NOR_BOOT_SIZE);
platform_device_register(&wnr854t_nor_flash);
}
static int __init wnr854t_pci_map_irq(const 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 wnr854t_pci __initdata = {
.nr_controllers = 2,
.setup = orion5x_pci_sys_setup,
.scan = orion5x_pci_sys_scan_bus,
.map_irq = wnr854t_pci_map_irq,
};
static int __init wnr854t_pci_init(void)
{
if (machine_is_wnr854t())
pci_common_init(&wnr854t_pci);
return 0;
}
subsys_initcall(wnr854t_pci_init);
MACHINE_START(WNR854T, "Netgear WNR854T")
/* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
.atag_offset = 0x100,
.init_machine = wnr854t_init,
.map_io = orion5x_map_io,
.init_early = orion5x_init_early,
.init_irq = orion5x_init_irq,
.init_time = orion5x_timer_init,
.fixup = tag_fixup_mem32,
.restart = orion5x_restart,
MACHINE_END