openwrtv3/target/linux/ar71xx/files-3.2/arch/mips/ath79/mach-ap96.c
Gabor Juhos af015f956c ar71xx: add initial support for 3.2
Tested on the following boards:
  ALFA AP96
  TL-MR3220 v1
  TL-WR1043ND v1
  TL-WR2543ND v1
  TL-WR703N v1
  TL-WR741ND v1
  TL-WR741ND v4
  WNDR3700 v1
  WZR-HP-G300NH

SVN-Revision: 29868
2012-01-22 22:38:19 +00:00

176 lines
4.4 KiB
C

/*
* Atheros AP96 board support
*
* Copyright (C) 2009 Marco Porsch
* Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2010 Atheros Communications
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/delay.h>
#include <asm/mach-ath79/ath79.h>
#include "dev-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-usb.h"
#include "machtypes.h"
#define AP96_GPIO_LED_12_GREEN 0
#define AP96_GPIO_LED_3_GREEN 1
#define AP96_GPIO_LED_2_GREEN 2
#define AP96_GPIO_LED_WPS_GREEN 4
#define AP96_GPIO_LED_5_GREEN 5
#define AP96_GPIO_LED_4_ORANGE 6
/* Reset button - next to the power connector */
#define AP96_GPIO_BTN_RESET 3
/* WPS button - next to a led on right */
#define AP96_GPIO_BTN_WPS 8
#define AP96_KEYS_POLL_INTERVAL 20 /* msecs */
#define AP96_KEYS_DEBOUNCE_INTERVAL (3 * AP96_KEYS_POLL_INTERVAL)
#define AP96_WMAC0_MAC_OFFSET 0x120c
#define AP96_WMAC1_MAC_OFFSET 0x520c
#define AP96_CALDATA0_OFFSET 0x1000
#define AP96_CALDATA1_OFFSET 0x5000
static struct mtd_partition ap96_partitions[] = {
{
.name = "uboot",
.offset = 0,
.size = 0x030000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "env",
.offset = 0x030000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}, {
.name = "rootfs",
.offset = 0x040000,
.size = 0x600000,
}, {
.name = "uImage",
.offset = 0x640000,
.size = 0x1b0000,
}, {
.name = "caldata",
.offset = 0x7f0000,
.size = 0x010000,
.mask_flags = MTD_WRITEABLE,
}
};
static struct flash_platform_data ap96_flash_data = {
.parts = ap96_partitions,
.nr_parts = ARRAY_SIZE(ap96_partitions),
};
/*
* AP96 has 12 unlabeled leds in the front; these are numbered from 1 to 12
* below (from left to right on the board). Led 1 seems to be on whenever the
* board is powered. Led 11 shows LAN link activity actity. Led 3 is orange;
* others are green.
*
* In addition, there is one led next to a button on the right side for WPS.
*/
static struct gpio_led ap96_leds_gpio[] __initdata = {
{
.name = "ap96:green:led2",
.gpio = AP96_GPIO_LED_2_GREEN,
.active_low = 1,
}, {
.name = "ap96:green:led3",
.gpio = AP96_GPIO_LED_3_GREEN,
.active_low = 1,
}, {
.name = "ap96:orange:led4",
.gpio = AP96_GPIO_LED_4_ORANGE,
.active_low = 1,
}, {
.name = "ap96:green:led5",
.gpio = AP96_GPIO_LED_5_GREEN,
.active_low = 1,
}, {
.name = "ap96:green:led12",
.gpio = AP96_GPIO_LED_12_GREEN,
.active_low = 1,
}, { /* next to a button on right */
.name = "ap96:green:wps",
.gpio = AP96_GPIO_LED_WPS_GREEN,
.active_low = 1,
}
};
static struct gpio_keys_button ap96_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = AP96_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP96_GPIO_BTN_RESET,
.active_low = 1,
}, {
.desc = "wps",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = AP96_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP96_GPIO_BTN_WPS,
.active_low = 1,
}
};
#define AP96_WAN_PHYMASK 0x10
#define AP96_LAN_PHYMASK 0x0f
static void __init ap96_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
ath79_register_mdio(0, ~(AP96_WAN_PHYMASK | AP96_LAN_PHYMASK));
ath79_init_mac(ath79_eth0_data.mac_addr, art, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = AP96_LAN_PHYMASK;
ath79_eth0_data.speed = SPEED_1000;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_register_eth(0);
ath79_init_mac(ath79_eth1_data.mac_addr, art, 1);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth1_data.phy_mask = AP96_WAN_PHYMASK;
ath79_eth1_pll_data.pll_1000 = 0x1f000000;
ath79_register_eth(1);
ath79_register_usb();
ath79_register_m25p80(&ap96_flash_data);
ath79_register_leds_gpio(-1, ARRAY_SIZE(ap96_leds_gpio),
ap96_leds_gpio);
ath79_register_gpio_keys_polled(-1, AP96_KEYS_POLL_INTERVAL,
ARRAY_SIZE(ap96_gpio_keys),
ap96_gpio_keys);
ap94_pci_init(art + AP96_CALDATA0_OFFSET,
art + AP96_WMAC0_MAC_OFFSET,
art + AP96_CALDATA1_OFFSET,
art + AP96_WMAC1_MAC_OFFSET);
}
MIPS_MACHINE(ATH79_MACH_AP96, "AP96", "Atheros AP96", ap96_setup);