1/*
2 *  TRENDnet TEW-732BR board support
3 *
4 *  Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
5 *
6 *  This program is free software; you can redistribute it and/or modify it
7 *  under the terms of the GNU General Public License version 2 as published
8 *  by the Free Software Foundation.
9 */
10
11#include <linux/gpio.h>
12#include <linux/platform_device.h>
13
14#include <asm/mach-ath79/ath79.h>
15#include <asm/mach-ath79/ar71xx_regs.h>
16
17#include "common.h"
18#include "dev-eth.h"
19#include "dev-gpio-buttons.h"
20#include "dev-leds-gpio.h"
21#include "dev-m25p80.h"
22#include "dev-wmac.h"
23#include "machtypes.h"
24
25#define TEW_732BR_GPIO_BTN_WPS		16
26#define TEW_732BR_GPIO_BTN_RESET	17
27
28#define TEW_732BR_GPIO_LED_POWER_GREEN	4
29#define TEW_732BR_GPIO_LED_POWER_AMBER	14
30#define TEW_732BR_GPIO_LED_PLANET_GREEN	12
31#define TEW_732BR_GPIO_LED_PLANET_AMBER 22
32
33#define TEW_732BR_KEYS_POLL_INTERVAL	20	/* msecs */
34#define TEW_732BR_KEYS_DEBOUNCE_INTERVAL (3 * TEW_732BR_KEYS_POLL_INTERVAL)
35
36#define TEW_732BR_ART_ADDRESS		0x1fff0000
37#define TEW_732BR_CALDATA_OFFSET	0x1000
38#define TEW_732BR_LAN_MAC_OFFSET	0xffa0
39#define TEW_732BR_WAN_MAC_OFFSET	0xffb4
40
41static struct gpio_led tew_732br_leds_gpio[] __initdata = {
42	{
43		.name		= "trendnet:green:power",
44		.gpio		= TEW_732BR_GPIO_LED_POWER_GREEN,
45		.active_low	= 0,
46	},
47	{
48		.name		= "trendnet:amber:power",
49		.gpio		= TEW_732BR_GPIO_LED_POWER_AMBER,
50		.active_low	= 0,
51	},
52	{
53		.name		= "trendnet:green:wan",
54		.gpio		= TEW_732BR_GPIO_LED_PLANET_GREEN,
55		.active_low	= 1,
56	},
57	{
58		.name		= "trendnet:amber:wan",
59		.gpio		= TEW_732BR_GPIO_LED_PLANET_AMBER,
60		.active_low	= 0,
61	},
62};
63
64static struct gpio_keys_button tew_732br_gpio_keys[] __initdata = {
65	{
66		.desc		= "Reset button",
67		.type		= EV_KEY,
68		.code		= KEY_RESTART,
69		.debounce_interval = TEW_732BR_KEYS_DEBOUNCE_INTERVAL,
70		.gpio		= TEW_732BR_GPIO_BTN_RESET,
71		.active_low	= 1,
72	},
73	{
74		.desc		= "WPS button",
75		.type		= EV_KEY,
76		.code		= KEY_WPS_BUTTON,
77		.debounce_interval = TEW_732BR_KEYS_DEBOUNCE_INTERVAL,
78		.gpio		= TEW_732BR_GPIO_BTN_WPS,
79		.active_low	= 1,
80	},
81};
82
83static void __init tew_732br_setup(void)
84{
85	u8 *art = (u8 *) KSEG1ADDR(TEW_732BR_ART_ADDRESS);
86	u8 lan_mac[ETH_ALEN];
87	u8 wan_mac[ETH_ALEN];
88
89	ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_732br_leds_gpio),
90				 tew_732br_leds_gpio);
91
92	ath79_register_gpio_keys_polled(1, TEW_732BR_KEYS_POLL_INTERVAL,
93					ARRAY_SIZE(tew_732br_gpio_keys),
94					tew_732br_gpio_keys);
95
96	ath79_register_m25p80(NULL);
97
98	ath79_parse_ascii_mac(art + TEW_732BR_LAN_MAC_OFFSET, lan_mac);
99	ath79_parse_ascii_mac(art + TEW_732BR_WAN_MAC_OFFSET, wan_mac);
100
101	ath79_register_wmac(art + TEW_732BR_CALDATA_OFFSET, lan_mac);
102
103	ath79_register_mdio(1, 0x0);
104
105	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
106
107	/* LAN: GMAC1 is connected to the internal switch */
108	ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
109	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
110
111	ath79_register_eth(1);
112
113	/* WAN: GMAC0 is connected to the PHY4 of the internal switch */
114	ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
115
116	ath79_switch_data.phy4_mii_en = 1;
117	ath79_switch_data.phy_poll_mask = BIT(4);
118
119	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
120	ath79_eth0_data.phy_mask = BIT(4);
121	ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
122
123	ath79_register_eth(0);
124}
125
126MIPS_MACHINE(ATH79_MACH_TEW_732BR, "TEW-732BR", "TRENDnet TEW-732BR",
127	     tew_732br_setup);
128