You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
144 lines
3.3 KiB
144 lines
3.3 KiB
/*
|
|
* TL-WDR4900 v1 board setup
|
|
*
|
|
* Copyright (c) 2013 Gabor Juhos <juhosg@openwrt.org>
|
|
*
|
|
* Based on:
|
|
* p1010rdb.c:
|
|
* P1010RDB Board Setup
|
|
* Copyright 2011 Freescale Semiconductor Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*/
|
|
|
|
#include <linux/stddef.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/of_platform.h>
|
|
#include <linux/ath9k_platform.h>
|
|
#include <linux/leds.h>
|
|
|
|
#include <asm/time.h>
|
|
#include <asm/machdep.h>
|
|
#include <asm/pci-bridge.h>
|
|
#include <mm/mmu_decl.h>
|
|
#include <asm/prom.h>
|
|
#include <asm/udbg.h>
|
|
#include <asm/mpic.h>
|
|
|
|
#include <sysdev/fsl_soc.h>
|
|
#include <sysdev/fsl_pci.h>
|
|
|
|
#include "mpc85xx.h"
|
|
|
|
void __init tl_wdr4900_v1_pic_init(void)
|
|
{
|
|
struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
|
|
MPIC_SINGLE_DEST_CPU,
|
|
0, 256, " OpenPIC ");
|
|
|
|
BUG_ON(mpic == NULL);
|
|
|
|
mpic_init(mpic);
|
|
}
|
|
|
|
#ifdef CONFIG_PCI
|
|
static struct gpio_led tl_wdr4900_v1_wmac_leds_gpio[] = {
|
|
{
|
|
.name = "tp-link:blue:wps",
|
|
.gpio = 1,
|
|
.active_low = 1,
|
|
},
|
|
};
|
|
|
|
static struct ath9k_platform_data tl_wdr4900_v1_wmac0_data = {
|
|
.led_pin = 0,
|
|
.eeprom_name = "pci_wmac0.eeprom",
|
|
.leds = tl_wdr4900_v1_wmac_leds_gpio,
|
|
.num_leds = ARRAY_SIZE(tl_wdr4900_v1_wmac_leds_gpio),
|
|
};
|
|
|
|
static struct ath9k_platform_data tl_wdr4900_v1_wmac1_data = {
|
|
.led_pin = 0,
|
|
.eeprom_name = "pci_wmac1.eeprom",
|
|
};
|
|
|
|
static void tl_wdr4900_v1_pci_wmac_fixup(struct pci_dev *dev)
|
|
{
|
|
if (!machine_is(tl_wdr4900_v1))
|
|
return;
|
|
|
|
if (dev->bus->number == 1 &&
|
|
PCI_SLOT(dev->devfn) == 0) {
|
|
dev->dev.platform_data = &tl_wdr4900_v1_wmac0_data;
|
|
return;
|
|
}
|
|
|
|
if (dev->bus->number == 3 &&
|
|
PCI_SLOT(dev->devfn) == 0 &&
|
|
dev->device == 0xabcd) {
|
|
dev->dev.platform_data = &tl_wdr4900_v1_wmac1_data;
|
|
|
|
/*
|
|
* The PCI header of the AR9381 chip is not programmed
|
|
* correctly by the bootloader and the device uses wrong
|
|
* data due to that. Replace the broken values with the
|
|
* correct ones.
|
|
*/
|
|
dev->device = 0x30;
|
|
dev->class = 0x028000;
|
|
|
|
pr_info("pci %s: AR9381 fixup applied\n", pci_name(dev));
|
|
}
|
|
}
|
|
|
|
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID,
|
|
tl_wdr4900_v1_pci_wmac_fixup);
|
|
#endif /* CONFIG_PCI */
|
|
|
|
/*
|
|
* Setup the architecture
|
|
*/
|
|
static void __init tl_wdr4900_v1_setup_arch(void)
|
|
{
|
|
if (ppc_md.progress)
|
|
ppc_md.progress("tl_wdr4900_v1_setup_arch()", 0);
|
|
|
|
fsl_pci_assign_primary();
|
|
|
|
printk(KERN_INFO "TL-WDR4900 v1 board from TP-Link\n");
|
|
}
|
|
|
|
machine_arch_initcall(tl_wdr4900_v1, mpc85xx_common_publish_devices);
|
|
machine_arch_initcall(tl_wdr4900_v1, swiotlb_setup_bus_notifier);
|
|
|
|
/*
|
|
* Called very early, device-tree isn't unflattened
|
|
*/
|
|
static int __init tl_wdr4900_v1_probe(void)
|
|
{
|
|
unsigned long root = of_get_flat_dt_root();
|
|
|
|
if (of_flat_dt_is_compatible(root, "tplink,tl-wdr4900-v1"))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
define_machine(tl_wdr4900_v1) {
|
|
.name = "Freescale P1014",
|
|
.probe = tl_wdr4900_v1_probe,
|
|
.setup_arch = tl_wdr4900_v1_setup_arch,
|
|
.init_IRQ = tl_wdr4900_v1_pic_init,
|
|
#ifdef CONFIG_PCI
|
|
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
|
|
#endif
|
|
.get_irq = mpic_get_irq,
|
|
.calibrate_decr = generic_calibrate_decr,
|
|
.progress = udbg_progress,
|
|
};
|
|
|