ar71xx: fix section mismatch in TP-Link Archer C7 v4 support
[openwrt/openwrt.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-archer-c7-v4.c
1
2 /*
3 * Atheros ARCHER_C7 reference board support
4 *
5 * Copyright (c) 2017 Felix Fietkau <nbd@nbd.name>
6 * Copyright (c) 2014 The Linux Foundation. All rights reserved.
7 * Copyright (c) 2012 Gabor Juhos <juhosg@openwrt.org>
8 *
9 * Permission to use, copy, modify, and/or distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 *
21 */
22
23 #include <linux/platform_device.h>
24 #include <linux/ath9k_platform.h>
25 #include <linux/ar8216_platform.h>
26 #include <linux/proc_fs.h>
27 #include <linux/gpio.h>
28 #include <linux/spi/spi_gpio.h>
29 #include <linux/spi/74x164.h>
30
31 #include <asm/mach-ath79/ar71xx_regs.h>
32
33 #include "common.h"
34 #include "dev-m25p80.h"
35 #include "machtypes.h"
36 #include "pci.h"
37 #include "dev-eth.h"
38 #include "dev-gpio-buttons.h"
39 #include "dev-leds-gpio.h"
40 #include "dev-spi.h"
41 #include "dev-usb.h"
42 #include "dev-wmac.h"
43
44
45 #define ARCHER_C7_GPIO_SHIFT_OE 1
46 #define ARCHER_C7_GPIO_SHIFT_SER 14
47 #define ARCHER_C7_GPIO_SHIFT_SRCLK 15
48 #define ARCHER_C7_GPIO_SHIFT_RCLK 16
49 #define ARCHER_C7_GPIO_SHIFT_SRCLR 21
50
51 #define ARCHER_C7_GPIO_BTN_RESET 5
52 #define ARCHER_C7_GPIO_BTN_WPS_WIFI 2
53
54 #define ARCHER_C7_GPIO_LED_WLAN5 9
55 #define ARCHER_C7_GPIO_LED_POWER 6
56 #define ARCHER_C7_GPIO_LED_USB1 7
57 #define ARCHER_C7_GPIO_LED_USB2 8
58
59 #define ARCHER_C7_74HC_GPIO_BASE 32
60 #define ARCHER_C7_GPIO_LED_WPS (ARCHER_C7_74HC_GPIO_BASE + 0)
61 #define ARCHER_C7_GPIO_LED_LAN1 (ARCHER_C7_74HC_GPIO_BASE + 1)
62 #define ARCHER_C7_GPIO_LED_LAN2 (ARCHER_C7_74HC_GPIO_BASE + 2)
63 #define ARCHER_C7_GPIO_LED_LAN3 (ARCHER_C7_74HC_GPIO_BASE + 3)
64 #define ARCHER_C7_GPIO_LED_LAN4 (ARCHER_C7_74HC_GPIO_BASE + 4)
65 #define ARCHER_C7_GPIO_LED_WAN_GREEN (ARCHER_C7_74HC_GPIO_BASE + 5)
66 #define ARCHER_C7_GPIO_LED_WAN_AMBER (ARCHER_C7_74HC_GPIO_BASE + 6)
67 #define ARCHER_C7_GPIO_LED_WLAN2 (ARCHER_C7_74HC_GPIO_BASE + 7)
68
69 #define ARCHER_C7_KEYS_POLL_INTERVAL 20 /* msecs */
70 #define ARCHER_C7_KEYS_DEBOUNCE_INTERVAL (3 * ARCHER_C7_KEYS_POLL_INTERVAL)
71
72 #define ARCHER_C7_MAC0_OFFSET 0
73 #define ARCHER_C7_MAC1_OFFSET 6
74 #define ARCHER_C7_WMAC_CALDATA_OFFSET 0x1000
75
76 #define ARCHER_C7_GPIO_MDC 3
77 #define ARCHER_C7_GPIO_MDIO 4
78
79 static struct spi_gpio_platform_data archer_c7_v4_spi_data = {
80 .sck = ARCHER_C7_GPIO_SHIFT_SRCLK,
81 .miso = SPI_GPIO_NO_MISO,
82 .mosi = ARCHER_C7_GPIO_SHIFT_SER,
83 .num_chipselect = 1,
84 };
85
86 static u8 archer_c7_v4_ssr_initdata = 0xff;
87
88 static struct gen_74x164_chip_platform_data archer_c7_v4_ssr_data = {
89 .base = ARCHER_C7_74HC_GPIO_BASE,
90 .num_registers = 1,
91 .init_data = &archer_c7_v4_ssr_initdata,
92 };
93
94 static struct platform_device archer_c7_v4_spi_device = {
95 .name = "spi_gpio",
96 .id = 1,
97 .dev = {
98 .platform_data = &archer_c7_v4_spi_data,
99 },
100 };
101
102 static struct spi_board_info archer_c7_v4_spi_info[] = {
103 {
104 .bus_num = 1,
105 .chip_select = 0,
106 .max_speed_hz = 10000000,
107 .modalias = "74x164",
108 .platform_data = &archer_c7_v4_ssr_data,
109 .controller_data = (void *) ARCHER_C7_GPIO_SHIFT_RCLK,
110 },
111 };
112
113 static struct gpio_led archer_c7_v4_leds_gpio[] __initdata = {
114 {
115 .name = "archer-c7-v4:green:power",
116 .gpio = ARCHER_C7_GPIO_LED_POWER,
117 .active_low = 1,
118 }, {
119 .name = "archer-c7-v4:green:wps",
120 .gpio = ARCHER_C7_GPIO_LED_WPS,
121 .active_low = 1,
122 }, {
123 .name = "archer-c7-v4:green:wlan2g",
124 .gpio = ARCHER_C7_GPIO_LED_WLAN2,
125 .active_low = 1,
126 }, {
127 .name = "archer-c7-v4:green:wlan5g",
128 .gpio = ARCHER_C7_GPIO_LED_WLAN5,
129 .active_low = 1,
130 }, {
131 .name = "archer-c7-v4:green:lan1",
132 .gpio = ARCHER_C7_GPIO_LED_LAN1,
133 .active_low = 1,
134 }, {
135 .name = "archer-c7-v4:green:lan2",
136 .gpio = ARCHER_C7_GPIO_LED_LAN2,
137 .active_low = 1,
138 }, {
139 .name = "archer-c7-v4:green:lan3",
140 .gpio = ARCHER_C7_GPIO_LED_LAN3,
141 .active_low = 1,
142 }, {
143 .name = "archer-c7-v4:green:lan4",
144 .gpio = ARCHER_C7_GPIO_LED_LAN4,
145 .active_low = 1,
146 }, {
147 .name = "archer-c7-v4:green:wan",
148 .gpio = ARCHER_C7_GPIO_LED_WAN_GREEN,
149 .active_low = 1,
150 }, {
151 .name = "archer-c7-v4:amber:wan",
152 .gpio = ARCHER_C7_GPIO_LED_WAN_AMBER,
153 .active_low = 1,
154 }, {
155 .name = "archer-c7-v4:green:usb1",
156 .gpio = ARCHER_C7_GPIO_LED_USB1,
157 .active_low = 1,
158 }, {
159 .name = "archer-c7-v4:green:usb2",
160 .gpio = ARCHER_C7_GPIO_LED_USB2,
161 .active_low = 1,
162 },
163 };
164
165 static struct gpio_keys_button archer_c7_v4_gpio_keys[] __initdata = {
166 {
167 .desc = "WPS and WIFI button",
168 .type = EV_KEY,
169 .code = KEY_WPS_BUTTON,
170 .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
171 .gpio = ARCHER_C7_GPIO_BTN_WPS_WIFI,
172 .active_low = 1,
173 },
174 {
175 .desc = "Reset button",
176 .type = EV_KEY,
177 .code = KEY_RESTART,
178 .debounce_interval = ARCHER_C7_KEYS_DEBOUNCE_INTERVAL,
179 .gpio = ARCHER_C7_GPIO_BTN_RESET,
180 .active_low = 1,
181 },
182 };
183
184 static struct ar8327_pad_cfg archer_c7_v4_ar8337_pad0_cfg = {
185 .mode = AR8327_PAD_MAC_SGMII,
186 .sgmii_delay_en = true,
187 };
188
189 static struct ar8327_platform_data archer_c7_v4_ar8337_data = {
190 .pad0_cfg = &archer_c7_v4_ar8337_pad0_cfg,
191 .port0_cfg = {
192 .force_link = 1,
193 .speed = AR8327_PORT_SPEED_1000,
194 .duplex = 1,
195 .txpause = 1,
196 .rxpause = 1,
197 },
198 };
199
200 static struct mdio_board_info archer_c7_v4_mdio0_info[] = {
201 {
202 .bus_id = "ag71xx-mdio.0",
203 .phy_addr = 0,
204 .platform_data = &archer_c7_v4_ar8337_data,
205 },
206 };
207
208
209 static void __init archer_c7_v4_setup(void)
210 {
211 u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
212 u8 *mac = (u8 *) KSEG1ADDR(0x1ff00008);
213
214 ath79_register_m25p80(NULL);
215
216 spi_register_board_info(archer_c7_v4_spi_info,
217 ARRAY_SIZE(archer_c7_v4_spi_info));
218
219 platform_device_register(&archer_c7_v4_spi_device);
220
221 gpio_request_one(ARCHER_C7_GPIO_SHIFT_OE,
222 GPIOF_OUT_INIT_LOW | GPIOF_EXPORT_DIR_FIXED,
223 "LED control");
224
225 gpio_request_one(ARCHER_C7_GPIO_SHIFT_SRCLR,
226 GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
227 "LED reset");
228
229 ath79_register_leds_gpio(-1, ARRAY_SIZE(archer_c7_v4_leds_gpio),
230 archer_c7_v4_leds_gpio);
231
232 ath79_register_gpio_keys_polled(-1, ARCHER_C7_KEYS_POLL_INTERVAL,
233 ARRAY_SIZE(archer_c7_v4_gpio_keys),
234 archer_c7_v4_gpio_keys);
235
236 ath79_register_usb();
237
238 ath79_gpio_output_select(ARCHER_C7_GPIO_MDC, QCA956X_GPIO_OUT_MUX_GE0_MDC);
239 ath79_gpio_output_select(ARCHER_C7_GPIO_MDIO, QCA956X_GPIO_OUT_MUX_GE0_MDO);
240
241 ath79_register_mdio(0, 0x0);
242
243 mdiobus_register_board_info(archer_c7_v4_mdio0_info,
244 ARRAY_SIZE(archer_c7_v4_mdio0_info));
245
246 ath79_register_wmac(art + ARCHER_C7_WMAC_CALDATA_OFFSET, mac);
247 ath79_register_pci();
248
249 /* GMAC0 is connected to an AR8337 switch */
250 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
251 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
252 ath79_eth0_data.speed = SPEED_1000;
253 ath79_eth0_data.duplex = DUPLEX_FULL;
254 ath79_eth0_data.phy_mask = BIT(0);
255 ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
256 ath79_register_eth(0);
257 }
258
259 MIPS_MACHINE(ATH79_MACH_ARCHER_C7_V4, "ARCHER-C7-V4", "TP-LINK Archer C7 v4",
260 archer_c7_v4_setup);