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// SPDX-License-Identifier: GPL-2.0-only
// arch/arm/mach-orion5x/wnr854t-setup.c
#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 <linux/platform_data/dsa.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include "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 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_chip_data);
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,
.nr_irqs = ORION5X_NR_IRQS,
.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
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