1/*
2 *  NETGEAR WNR2000v4 board support
3 *
4 *  Copyright (C) 2015 Michael Bazzinotti <mbazzinotti@gmail.com>
5 *  Copyright (C) 2014 Micha��l Burtin <mburtin@gmail.com>
6 *  Copyright (C) 2013 Mathieu Olivari <mathieu.olivari@gmail.com>
7 *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
8 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
9 *  Copyright (C) 2008-2009 Andy Boyett <agb@openwrt.org>
10 *
11 *  This program is free software; you can redistribute it and/or modify it
12 *  under the terms of the GNU General Public License version 2 as published
13 *  by the Free Software Foundation.
14 */
15
16#include <linux/mtd/mtd.h>
17#include <linux/mtd/partitions.h>
18#include <linux/platform_device.h>
19
20#include <asm/mach-ath79/ath79.h>
21#include <asm/mach-ath79/ar71xx_regs.h>
22
23#include "common.h"
24#include "dev-eth.h"
25#include "dev-gpio-buttons.h"
26#include "dev-leds-gpio.h"
27#include "dev-m25p80.h"
28#include "dev-usb.h"
29#include "dev-wmac.h"
30#include "machtypes.h"
31
32/* AR9341 GPIOs */
33#define WNR2000V4_GPIO_LED_PWR_GREEN      0
34#define WNR2000V4_GPIO_LED_PWR_AMBER      1
35#define WNR2000V4_GPIO_LED_WPS            2
36#define WNR2000V4_GPIO_LED_WLAN           12
37#define WNR2000V4_GPIO_LED_LAN1_GREEN     13
38#define WNR2000V4_GPIO_LED_LAN2_GREEN     14
39#define WNR2000V4_GPIO_LED_LAN3_GREEN     15
40#define WNR2000V4_GPIO_LED_LAN4_GREEN     16
41#define WNR2000V4_GPIO_LED_LAN1_AMBER     18
42#define WNR2000V4_GPIO_LED_LAN2_AMBER     19
43#define WNR2000V4_GPIO_LED_LAN3_AMBER     20
44#define WNR2000V4_GPIO_LED_LAN4_AMBER     21
45#define WNR2000V4_GPIO_LED_WAN_GREEN      17
46#define WNR2000V4_GPIO_LED_WAN_AMBER      22
47/* Buttons */
48#define WNR2000V4_GPIO_BTN_WPS            3
49#define WNR2000V4_GPIO_BTN_RESET          4
50#define WNR2000V4_GPIO_BTN_WLAN           11
51#define WNR2000V4_KEYS_POLL_INTERVAL      20      /* msecs */
52#define WNR2000V4_KEYS_DEBOUNCE_INTERVAL  (3 * WNR2000V4_KEYS_POLL_INTERVAL)
53
54
55/* ART offsets */
56#define WNR2000V4_MAC0_OFFSET             0       /* WAN/WLAN0 MAC   */
57#define WNR2000V4_MAC1_OFFSET             6       /* Eth-switch0 MAC */
58
59static struct gpio_led wnr2000v4_leds_gpio[] __initdata = {
60	{
61		.name		= "netgear:green:power",
62		.gpio		= WNR2000V4_GPIO_LED_PWR_GREEN,
63		.active_low	= 1,
64		.default_trigger = "default-on",
65	},
66	{
67		.name		= "netgear:amber:status",
68		.gpio		= WNR2000V4_GPIO_LED_PWR_AMBER,
69		.active_low	= 1,
70	},
71	{
72		.name		= "netgear:green:wan",
73		.gpio		= WNR2000V4_GPIO_LED_WAN_GREEN,
74		.active_low	= 1,
75	},
76	{
77		.name		= "netgear:amber:wan",
78		.gpio		= WNR2000V4_GPIO_LED_WAN_AMBER,
79		.active_low	= 1,
80	},
81	{
82		.name		= "netgear:blue:wlan",
83		.gpio		= WNR2000V4_GPIO_LED_WLAN,
84		.active_low	= 1,
85	},
86	/* LAN LEDS */
87	{
88		.name		= "netgear:green:lan1",
89		.gpio		= WNR2000V4_GPIO_LED_LAN1_GREEN,
90		.active_low	= 1,
91	},
92	{
93		.name		= "netgear:green:lan2",
94		.gpio		= WNR2000V4_GPIO_LED_LAN2_GREEN,
95		.active_low	= 1,
96	},
97	{
98		.name		= "netgear:green:lan3",
99		.gpio		= WNR2000V4_GPIO_LED_LAN3_GREEN,
100		.active_low	= 1,
101	},
102	{
103		.name		= "netgear:green:lan4",
104		.gpio		= WNR2000V4_GPIO_LED_LAN4_GREEN,
105		.active_low	= 1,
106	},
107	{
108		.name		= "netgear:amber:lan1",
109		.gpio		= WNR2000V4_GPIO_LED_LAN1_AMBER,
110		.active_low	= 1,
111	},
112	{
113		.name		= "netgear:amber:lan2",
114		.gpio		= WNR2000V4_GPIO_LED_LAN2_AMBER,
115		.active_low	= 1,
116	},
117	{
118		.name		= "netgear:amber:lan3",
119		.gpio		= WNR2000V4_GPIO_LED_LAN3_AMBER,
120		.active_low	= 1,
121	},
122	{
123		.name		= "netgear:amber:lan4",
124		.gpio		= WNR2000V4_GPIO_LED_LAN4_AMBER,
125		.active_low	= 1,
126	},
127	{
128		.name		= "netgear:green:wps",
129		.gpio		= WNR2000V4_GPIO_LED_WPS,
130		.active_low	= 1,
131	},
132};
133
134static struct gpio_keys_button wnr2000v4_gpio_keys[] __initdata = {
135	{
136		.desc		= "WPS button",
137		.type		= EV_KEY,
138		.code		= KEY_WPS_BUTTON,
139		.debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
140		.gpio		= WNR2000V4_GPIO_BTN_WPS,
141		.active_low	= 1,
142	},
143	{
144		.desc		= "Reset button",
145		.type		= EV_KEY,
146		.code		= KEY_RESTART,
147		.debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
148		.gpio		= WNR2000V4_GPIO_BTN_RESET,
149		.active_low	= 1,
150	},
151	{
152		.desc		= "WLAN button",
153		.type		= EV_KEY,
154		.code		= KEY_RFKILL,
155		.debounce_interval = WNR2000V4_KEYS_DEBOUNCE_INTERVAL,
156		.gpio		= WNR2000V4_GPIO_BTN_WLAN,
157		.active_low	= 1,
158	},
159};
160
161static void __init wnr_common_setup(void)
162{
163	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
164	u8 *ee  = (u8 *) KSEG1ADDR(0x1fff1000);
165
166	ath79_register_mdio(1, 0x0);
167
168	ath79_register_usb();
169
170	ath79_register_m25p80(NULL);
171
172	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
173
174	ath79_init_mac(ath79_eth0_data.mac_addr, art+WNR2000V4_MAC0_OFFSET, 0);
175	ath79_init_mac(ath79_eth1_data.mac_addr, art+WNR2000V4_MAC1_OFFSET, 0);
176
177	/* GMAC0 is connected to the PHY0 of the internal switch, GE0 */
178	ath79_switch_data.phy4_mii_en = 1;
179	ath79_switch_data.phy_poll_mask = BIT(4);
180	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
181	ath79_eth0_data.phy_mask = BIT(4);
182	ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
183	ath79_register_eth(0);
184
185	/* GMAC1 is connected to the internal switch, GE1 */
186	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
187	ath79_register_eth(1);
188
189	ath79_register_wmac(ee, art);
190}
191
192static void __init wnr2000v4_setup(void)
193{
194	int i;
195
196	wnr_common_setup();
197
198	/* Ensure no LED has an internal MUX signal, otherwise
199	control of LED could be lost... This is especially important
200	for most green LEDS (Eth,WAN).. who arrive in this function with
201	MUX signals set. */
202	for (i = 0; i < ARRAY_SIZE(wnr2000v4_leds_gpio); i++)
203		ath79_gpio_output_select(wnr2000v4_leds_gpio[i].gpio,
204					AR934X_GPIO_OUT_GPIO);
205
206	ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr2000v4_leds_gpio),
207				 wnr2000v4_leds_gpio);
208
209	ath79_register_gpio_keys_polled(-1, WNR2000V4_KEYS_POLL_INTERVAL,
210					ARRAY_SIZE(wnr2000v4_gpio_keys),
211					wnr2000v4_gpio_keys);
212}
213
214MIPS_MACHINE(ATH79_MACH_WNR2000_V4, "WNR2000V4", "NETGEAR WNR2000 V4", wnr2000v4_setup);
215