1/*
2 *  D-Link DHP-1565 rev. A1 board support
3 *
4 *  Copyright (C) 2014 Jacek Kikiewicz
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/pci.h>
12#include <linux/phy.h>
13#include <linux/gpio.h>
14#include <linux/platform_device.h>
15#include <linux/ath9k_platform.h>
16#include <linux/ar8216_platform.h>
17
18#include <asm/mach-ath79/ar71xx_regs.h>
19
20#include "common.h"
21#include "dev-ap9x-pci.h"
22#include "dev-eth.h"
23#include "dev-gpio-buttons.h"
24#include "dev-leds-gpio.h"
25#include "dev-m25p80.h"
26#include "dev-spi.h"
27#include "dev-usb.h"
28#include "dev-wmac.h"
29#include "machtypes.h"
30
31#define DHP1565A1_GPIO_LED_BLUE_USB		11
32#define DHP1565A1_GPIO_LED_AMBER_POWER		14
33#define DHP1565A1_GPIO_LED_BLUE_POWER		22
34#define DHP1565A1_GPIO_LED_BLUE_WPS		15
35#define DHP1565A1_GPIO_LED_AMBER_PLANET		19
36#define DHP1565A1_GPIO_LED_BLUE_PLANET		18
37#define DHP1565A1_GPIO_LED_WLAN_2G		13
38
39#define DHP1565A1_GPIO_WAN_LED_ENABLE		20
40
41#define DHP1565A1_GPIO_BTN_RESET			17
42#define DHP1565A1_GPIO_BTN_WPS			16
43
44#define DHP1565A1_KEYS_POLL_INTERVAL		20	/* msecs */
45#define DHP1565A1_KEYS_DEBOUNCE_INTERVAL		(3 * DHP1565A1_KEYS_POLL_INTERVAL)
46
47#define DHP1565A1_MAC0_OFFSET			0xFFA0
48#define DHP1565A1_MAC1_OFFSET			0xFFB4
49#define DHP1565A1_WMAC0_OFFSET			0x5
50#define DHP1565A1_WMAC_CALDATA_OFFSET		0x1000
51#define DHP1565A1_PCIE_CALDATA_OFFSET		0x5000
52
53static struct gpio_led dhp1565a1_leds_gpio[] __initdata = {
54	{
55		.name		= "d-link:amber:power",
56		.gpio		= DHP1565A1_GPIO_LED_AMBER_POWER,
57		.active_low	= 1,
58	},
59	{
60		.name		= "d-link:green:power",
61		.gpio		= DHP1565A1_GPIO_LED_BLUE_POWER,
62		.active_low	= 1,
63	},
64	{
65		.name		= "d-link:amber:planet",
66		.gpio		= DHP1565A1_GPIO_LED_AMBER_PLANET,
67		.active_low	= 1,
68	},
69	{
70		.name		= "d-link:green:planet",
71		.gpio		= DHP1565A1_GPIO_LED_BLUE_PLANET,
72		.active_low	= 1,
73	},
74};
75
76static struct gpio_keys_button dhp1565a1_gpio_keys[] __initdata = {
77	{
78		.desc		= "Soft reset",
79		.type		= EV_KEY,
80		.code		= KEY_RESTART,
81		.debounce_interval = DHP1565A1_KEYS_DEBOUNCE_INTERVAL,
82		.gpio		= DHP1565A1_GPIO_BTN_RESET,
83		.active_low	= 1,
84	},
85	{
86		.desc		= "WPS button",
87		.type		= EV_KEY,
88		.code		= KEY_WPS_BUTTON,
89		.debounce_interval = DHP1565A1_KEYS_DEBOUNCE_INTERVAL,
90		.gpio		= DHP1565A1_GPIO_BTN_WPS,
91		.active_low	= 1,
92	},
93};
94
95static struct ar8327_pad_cfg dhp1565a1_ar8327_pad0_cfg = {
96	.mode = AR8327_PAD_MAC_RGMII,
97	.txclk_delay_en = true,
98	.rxclk_delay_en = true,
99	.txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
100	.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
101};
102
103static struct ar8327_platform_data dhp1565a1_ar8327_data = {
104	.pad0_cfg = &dhp1565a1_ar8327_pad0_cfg,
105	.port0_cfg = {
106		.force_link = 1,
107		.speed = AR8327_PORT_SPEED_1000,
108		.duplex = 1,
109		.txpause = 1,
110		.rxpause = 1,
111	},
112};
113
114static struct mdio_board_info dhp1565a1_mdio0_info[] = {
115	{
116		.bus_id = "ag71xx-mdio.0",
117		.phy_addr = 0,
118		.platform_data = &dhp1565a1_ar8327_data,
119	},
120};
121
122static void __init dhp1565a1_generic_setup(void)
123{
124	u8 *mac = (u8 *) KSEG1ADDR(0x1ffe0000);
125	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
126	u8 mac0[ETH_ALEN], mac1[ETH_ALEN];
127	u8 wmac0[ETH_ALEN];
128
129	ath79_parse_ascii_mac(mac + DHP1565A1_MAC0_OFFSET, mac0);
130	ath79_parse_ascii_mac(mac + DHP1565A1_MAC1_OFFSET, mac1);
131
132	ath79_register_m25p80(NULL);
133
134	ath79_register_gpio_keys_polled(-1, DHP1565A1_KEYS_POLL_INTERVAL,
135					ARRAY_SIZE(dhp1565a1_gpio_keys),
136					dhp1565a1_gpio_keys);
137
138	ath79_init_mac(wmac0, mac0, 0);
139	ath79_register_wmac(art + DHP1565A1_WMAC_CALDATA_OFFSET, wmac0);
140
141	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
142
143	mdiobus_register_board_info(dhp1565a1_mdio0_info,
144				    ARRAY_SIZE(dhp1565a1_mdio0_info));
145
146	ath79_register_mdio(0, 0x0);
147
148	ath79_init_mac(ath79_eth0_data.mac_addr, mac0, 1);
149
150	/* GMAC0 is connected to an AR8327N switch */
151	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
152	ath79_eth0_data.phy_mask = BIT(0);
153	ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
154	ath79_eth0_pll_data.pll_1000 = 0x06000000;
155	ath79_register_eth(0);
156
157	ath79_register_usb();
158}
159
160static void __init dhp1565a1_setup(void)
161{
162	ath79_register_leds_gpio(-1, ARRAY_SIZE(dhp1565a1_leds_gpio),
163				 dhp1565a1_leds_gpio);
164
165	dhp1565a1_generic_setup();
166}
167
168MIPS_MACHINE(ATH79_MACH_DHP_1565_A1, "DHP-1565-A1",
169	     "D-Link DHP-1565 rev. A1",
170	     dhp1565a1_setup);
171