2 * Support for COMFAST boards:
3 * - CF-E316N v2 (AR9341)
4 * - CF-E320N v2 (QCA9531)
5 * - CF-E355AC (QCA9531)
6 * - CF-E380AC v1/v2 (QCA9558)
7 * - CF-E520N/CF-E530N (QCA9531)
9 * Copyright (C) 2016 Piotr Dymacz <pepe2k@gmail.com>
10 * Copyright (C) 2016 Gareth Parker <gareth41@orcon.net.nz>
11 * Copyright (C) 2015 Paul Fertser <fercerpav@gmail.com>
13 * This program is free software; you can redistribute it and/or modify it
14 * under the terms of the GNU General Public License version 2 as published
15 * by the Free Software Foundation.
18 #include <linux/gpio.h>
19 #include <linux/platform_data/phy-at803x.h>
20 #include <linux/platform_device.h>
21 #include <linux/timer.h>
23 #include <asm/mach-ath79/ath79.h>
24 #include <asm/mach-ath79/ar71xx_regs.h>
27 #include "dev-ap9x-pci.h"
29 #include "dev-gpio-buttons.h"
30 #include "dev-leds-gpio.h"
31 #include "dev-m25p80.h"
34 #include "machtypes.h"
36 #define CF_EXXXN_KEYS_POLL_INTERVAL 20
37 #define CF_EXXXN_KEYS_DEBOUNCE_INTERVAL (3 * CF_EXXXN_KEYS_POLL_INTERVAL)
40 #define CF_E316N_V2_GPIO_LED_DIAG_B 0
41 #define CF_E316N_V2_GPIO_LED_DIAG_R 2
42 #define CF_E316N_V2_GPIO_LED_DIAG_G 3
43 #define CF_E316N_V2_GPIO_LED_WLAN 12
44 #define CF_E316N_V2_GPIO_LED_WAN 17
45 #define CF_E316N_V2_GPIO_LED_LAN 19
47 #define CF_E316N_V2_GPIO_EXT_WDT 16
49 #define CF_E316N_V2_GPIO_EXTERNAL_PA0 13
50 #define CF_E316N_V2_GPIO_EXTERNAL_PA1 14
52 #define CF_E316N_V2_GPIO_BTN_RESET 20
54 static struct gpio_led cf_e316n_v2_leds_gpio[] __initdata = {
56 .name = "cf-e316n-v2:blue:diag",
57 .gpio = CF_E316N_V2_GPIO_LED_DIAG_B,
60 .name = "cf-e316n-v2:red:diag",
61 .gpio = CF_E316N_V2_GPIO_LED_DIAG_R,
64 .name = "cf-e316n-v2:green:diag",
65 .gpio = CF_E316N_V2_GPIO_LED_DIAG_G,
68 .name = "cf-e316n-v2:blue:wlan",
69 .gpio = CF_E316N_V2_GPIO_LED_WLAN,
72 .name = "cf-e316n-v2:blue:wan",
73 .gpio = CF_E316N_V2_GPIO_LED_WAN,
76 .name = "cf-e316n-v2:blue:lan",
77 .gpio = CF_E316N_V2_GPIO_LED_LAN,
82 static struct gpio_keys_button cf_e316n_v2_gpio_keys[] __initdata = {
87 .debounce_interval = CF_EXXXN_KEYS_DEBOUNCE_INTERVAL,
88 .gpio = CF_E316N_V2_GPIO_BTN_RESET,
94 #define CF_E320N_V2_GPIO_LED_WLAN 0
95 #define CF_E320N_V2_GPIO_LED_WAN 2
96 #define CF_E320N_V2_GPIO_LED_LAN 3
98 #define CF_E320N_V2_GPIO_HEADER_J9_1 14
99 #define CF_E320N_V2_GPIO_HEADER_J9_2 12
100 #define CF_E320N_V2_GPIO_HEADER_J9_3 11
101 #define CF_E320N_V2_GPIO_HEADER_J9_4 16
103 #define CF_E320N_V2_GPIO_EXT_WDT 13
105 #define CF_E320N_V2_GPIO_BTN_RESET 17
107 static struct gpio_led cf_e320n_v2_leds_gpio[] __initdata = {
109 .name = "cf-e320n-v2:green:lan",
110 .gpio = CF_E320N_V2_GPIO_LED_LAN,
113 .name = "cf-e320n-v2:red:wan",
114 .gpio = CF_E320N_V2_GPIO_LED_WAN,
117 .name = "cf-e320n-v2:blue:wlan",
118 .gpio = CF_E320N_V2_GPIO_LED_WLAN,
123 static struct gpio_keys_button cf_e320n_v2_gpio_keys[] __initdata = {
125 .desc = "Reset button",
128 .debounce_interval = CF_EXXXN_KEYS_DEBOUNCE_INTERVAL,
129 .gpio = CF_E320N_V2_GPIO_BTN_RESET,
135 #define CF_E355AC_GPIO_LED_LAN 3
136 #define CF_E355AC_GPIO_LED_WLAN2G 0
137 #define CF_E355AC_GPIO_LED_WLAN5G 2
139 #define CF_E355AC_GPIO_EXT_WDT 13
141 #define CF_E355AC_GPIO_BTN_RESET 17
143 static struct gpio_led cf_e355ac_leds_gpio[] __initdata = {
145 .name = "cf-e355ac:green:lan",
146 .gpio = CF_E355AC_GPIO_LED_LAN,
149 .name = "cf-e355ac:blue:wlan2g",
150 .gpio = CF_E355AC_GPIO_LED_WLAN2G,
153 .name = "cf-e355ac:red:wlan5g",
154 .gpio = CF_E355AC_GPIO_LED_WLAN5G,
159 static struct gpio_keys_button cf_e355ac_gpio_keys[] __initdata = {
161 .desc = "Reset button",
164 .debounce_interval = CF_EXXXN_KEYS_DEBOUNCE_INTERVAL,
165 .gpio = CF_E355AC_GPIO_BTN_RESET,
170 /* CF-E380AC v1/v2 */
171 #define CF_E380AC_V1V2_GPIO_LED_LAN 0
172 #define CF_E380AC_V1V2_GPIO_LED_WLAN2G 2
173 #define CF_E380AC_V1V2_GPIO_LED_WLAN5G 3
175 #define CF_E380AC_V1V2_GPIO_EXT_WDT 17
177 #define CF_E380AC_V1V2_GPIO_BTN_RESET 19
179 static struct gpio_led cf_e380ac_v1_leds_gpio[] __initdata = {
181 .name = "cf-e380ac-v1:green:lan",
182 .gpio = CF_E380AC_V1V2_GPIO_LED_LAN,
185 .name = "cf-e380ac-v1:blue:wlan2g",
186 .gpio = CF_E380AC_V1V2_GPIO_LED_WLAN2G,
189 .name = "cf-e380ac-v1:red:wlan5g",
190 .gpio = CF_E380AC_V1V2_GPIO_LED_WLAN5G,
195 static struct gpio_led cf_e380ac_v2_leds_gpio[] __initdata = {
197 .name = "cf-e380ac-v2:green:lan",
198 .gpio = CF_E380AC_V1V2_GPIO_LED_LAN,
201 .name = "cf-e380ac-v2:blue:wlan2g",
202 .gpio = CF_E380AC_V1V2_GPIO_LED_WLAN2G,
205 .name = "cf-e380ac-v2:red:wlan5g",
206 .gpio = CF_E380AC_V1V2_GPIO_LED_WLAN5G,
211 static struct gpio_keys_button cf_e380ac_v1v2_gpio_keys[] __initdata = {
213 .desc = "Reset button",
216 .debounce_interval = CF_EXXXN_KEYS_DEBOUNCE_INTERVAL,
217 .gpio = CF_E380AC_V1V2_GPIO_BTN_RESET,
222 static struct at803x_platform_data cf_e380ac_v1v2_at803x_data = {
223 .disable_smarteee = 1,
226 static struct mdio_board_info cf_e380ac_v1v2_mdio0_info[] = {
228 .bus_id = "ag71xx-mdio.0",
230 .platform_data = &cf_e380ac_v1v2_at803x_data,
234 /* CF-E520N/CF-E530N */
235 #define CF_E5X0N_GPIO_LED_WAN 11
236 #define CF_E5X0N_GPIO_BTN_RESET 17
238 static struct gpio_led cf_e520n_leds_gpio[] __initdata = {
240 .name = "cf-e520n:blue:wan",
241 .gpio = CF_E5X0N_GPIO_LED_WAN,
246 static struct gpio_led cf_e530n_leds_gpio[] __initdata = {
248 .name = "cf-e530n:blue:wan",
249 .gpio = CF_E5X0N_GPIO_LED_WAN,
255 * Some COMFAST devices include external hardware watchdog chip,
256 * Pericon Technology PT7A7514, connected to a selected GPIO
257 * and WiSoC RESET_L input. Watchdog time-out is ~1.6 s.
259 #define CF_EXXXN_EXT_WDT_TIMEOUT_MS 500
261 static struct timer_list gpio_wdt_timer;
263 static void gpio_wdt_toggle(unsigned long gpio)
268 gpio_set_value(gpio, state);
270 mod_timer(&gpio_wdt_timer,
271 jiffies + msecs_to_jiffies(CF_EXXXN_EXT_WDT_TIMEOUT_MS));
274 static void __init cf_exxxn_common_setup(unsigned long art_ofs, int gpio_wdt)
276 u8 *art = (u8 *) KSEG1ADDR(0x1f001000 + art_ofs);
279 gpio_request_one(gpio_wdt, GPIOF_OUT_INIT_HIGH,
280 "PT7A7514 watchdog");
282 setup_timer(&gpio_wdt_timer, gpio_wdt_toggle, gpio_wdt);
283 gpio_wdt_toggle(gpio_wdt);
286 ath79_register_m25p80(NULL);
288 ath79_register_wmac(art, NULL);
290 ath79_register_usb();
293 static void __init cf_e316n_v2_setup(void)
295 u8 *mac = (u8 *) KSEG1ADDR(0x1f010000);
297 cf_exxxn_common_setup(0x10000, CF_E316N_V2_GPIO_EXT_WDT);
299 ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
301 ath79_register_mdio(1, 0x0);
303 /* GMAC0 is connected to the PHY0 of the internal switch */
304 ath79_switch_data.phy4_mii_en = 1;
305 ath79_switch_data.phy_poll_mask = BIT(0);
306 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
307 ath79_eth0_data.phy_mask = BIT(0);
308 ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
309 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
310 ath79_register_eth(0);
312 /* GMAC1 is connected to the internal switch */
313 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
314 ath79_init_mac(ath79_eth1_data.mac_addr, mac, 2);
315 ath79_register_eth(1);
317 /* Enable 2x Skyworks SE2576L WLAN power amplifiers */
318 gpio_request_one(CF_E316N_V2_GPIO_EXTERNAL_PA0, GPIOF_OUT_INIT_HIGH,
320 gpio_request_one(CF_E316N_V2_GPIO_EXTERNAL_PA1, GPIOF_OUT_INIT_HIGH,
323 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e316n_v2_leds_gpio),
324 cf_e316n_v2_leds_gpio);
326 ath79_register_gpio_keys_polled(1, CF_EXXXN_KEYS_POLL_INTERVAL,
327 ARRAY_SIZE(cf_e316n_v2_gpio_keys),
328 cf_e316n_v2_gpio_keys);
331 MIPS_MACHINE(ATH79_MACH_CF_E316N_V2, "CF-E316N-V2", "COMFAST CF-E316N v2",
334 static void __init cf_exxxn_qca953x_eth_setup(void)
336 u8 *mac = (u8 *) KSEG1ADDR(0x1f010000);
338 ath79_setup_ar933x_phy4_switch(false, false);
340 ath79_register_mdio(0, 0x0);
342 ath79_switch_data.phy4_mii_en = 1;
343 ath79_switch_data.phy_poll_mask |= BIT(4);
346 ath79_eth1_data.duplex = DUPLEX_FULL;
347 ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
348 ath79_eth1_data.speed = SPEED_1000;
349 ath79_init_mac(ath79_eth1_data.mac_addr, mac, 2);
350 ath79_register_eth(1);
353 ath79_eth0_data.duplex = DUPLEX_FULL;
354 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
355 ath79_eth0_data.speed = SPEED_100;
356 ath79_eth0_data.phy_mask = BIT(4);
357 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
358 ath79_register_eth(0);
361 static void __init cf_e320n_v2_setup(void)
363 cf_exxxn_common_setup(0x10000, CF_E320N_V2_GPIO_EXT_WDT);
365 cf_exxxn_qca953x_eth_setup();
367 /* Disable JTAG (enables GPIO0-3) */
368 ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
370 ath79_gpio_direction_select(CF_E320N_V2_GPIO_LED_LAN, true);
371 ath79_gpio_direction_select(CF_E320N_V2_GPIO_LED_WAN, true);
372 ath79_gpio_direction_select(CF_E320N_V2_GPIO_LED_WLAN, true);
374 ath79_gpio_output_select(CF_E320N_V2_GPIO_LED_LAN, 0);
375 ath79_gpio_output_select(CF_E320N_V2_GPIO_LED_WAN, 0);
376 ath79_gpio_output_select(CF_E320N_V2_GPIO_LED_WLAN, 0);
378 /* Enable GPIO function for GPIOs in J9 header */
379 ath79_gpio_output_select(CF_E320N_V2_GPIO_HEADER_J9_1, 0);
380 ath79_gpio_output_select(CF_E320N_V2_GPIO_HEADER_J9_2, 0);
381 ath79_gpio_output_select(CF_E320N_V2_GPIO_HEADER_J9_3, 0);
382 ath79_gpio_output_select(CF_E320N_V2_GPIO_HEADER_J9_4, 0);
384 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e320n_v2_leds_gpio),
385 cf_e320n_v2_leds_gpio);
387 ath79_register_gpio_keys_polled(-1, CF_EXXXN_KEYS_POLL_INTERVAL,
388 ARRAY_SIZE(cf_e320n_v2_gpio_keys),
389 cf_e320n_v2_gpio_keys);
392 MIPS_MACHINE(ATH79_MACH_CF_E320N_V2, "CF-E320N-V2", "COMFAST CF-E320N v2",
395 static void __init cf_e355ac_setup(void)
397 u8 *art = (u8 *) KSEG1ADDR(0x1f010000);
399 /* Disable JTAG, enabling GPIOs 0-3 */
400 ath79_gpio_function_setup(AR934X_GPIO_FUNC_JTAG_DISABLE, 0);
402 cf_exxxn_common_setup(0x10000, CF_E355AC_GPIO_EXT_WDT);
404 cf_exxxn_qca953x_eth_setup();
406 ath79_gpio_output_select(CF_E355AC_GPIO_LED_LAN, 0);
407 ath79_gpio_output_select(CF_E355AC_GPIO_LED_WLAN2G, 0);
408 ath79_gpio_output_select(CF_E355AC_GPIO_LED_WLAN5G, 0);
410 ap91_pci_init(art + 0x5000, NULL);
412 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e355ac_leds_gpio),
413 cf_e355ac_leds_gpio);
415 ath79_register_gpio_keys_polled(1, CF_EXXXN_KEYS_POLL_INTERVAL,
416 ARRAY_SIZE(cf_e355ac_gpio_keys),
417 cf_e355ac_gpio_keys);
420 MIPS_MACHINE(ATH79_MACH_CF_E355AC, "CF-E355AC", "COMFAST CF-E355AC",
423 static void __init cf_e380ac_v1v2_common_setup(unsigned long art_ofs)
425 u8 *mac = (u8 *) KSEG1ADDR(0x1f000000 + art_ofs);
427 cf_exxxn_common_setup(art_ofs, CF_E380AC_V1V2_GPIO_EXT_WDT);
429 ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
431 ath79_register_mdio(0, 0x0);
432 mdiobus_register_board_info(cf_e380ac_v1v2_mdio0_info,
433 ARRAY_SIZE(cf_e380ac_v1v2_mdio0_info));
436 ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
437 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
438 ath79_eth0_data.phy_mask = BIT(0);
439 ath79_eth0_pll_data.pll_1000 = 0xbe000000;
440 ath79_eth0_pll_data.pll_100 = 0xb0000101;
441 ath79_eth0_pll_data.pll_10 = 0xb0001313;
442 ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
443 ath79_register_eth(0);
445 ap91_pci_init(mac + 0x5000, NULL);
447 /* Disable JTAG (enables GPIO0-3) */
448 ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
450 ath79_gpio_direction_select(CF_E380AC_V1V2_GPIO_LED_LAN, true);
451 ath79_gpio_direction_select(CF_E380AC_V1V2_GPIO_LED_WLAN2G, true);
452 ath79_gpio_direction_select(CF_E380AC_V1V2_GPIO_LED_WLAN5G, true);
454 ath79_gpio_output_select(CF_E380AC_V1V2_GPIO_LED_LAN, 0);
455 ath79_gpio_output_select(CF_E380AC_V1V2_GPIO_LED_WLAN2G, 0);
456 ath79_gpio_output_select(CF_E380AC_V1V2_GPIO_LED_WLAN5G, 0);
459 ath79_gpio_function_disable(AR934X_GPIO_FUNC_CLK_OBS4_EN);
461 ath79_register_gpio_keys_polled(-1, CF_EXXXN_KEYS_POLL_INTERVAL,
462 ARRAY_SIZE(cf_e380ac_v1v2_gpio_keys),
463 cf_e380ac_v1v2_gpio_keys);
466 static void __init cf_e380ac_v1_setup(void)
468 cf_e380ac_v1v2_common_setup(0x20000);
470 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e380ac_v1_leds_gpio),
471 cf_e380ac_v1_leds_gpio);
474 MIPS_MACHINE(ATH79_MACH_CF_E380AC_V1, "CF-E380AC-V1", "COMFAST CF-E380AC v1",
477 static void __init cf_e380ac_v2_setup(void)
479 cf_e380ac_v1v2_common_setup(0x40000);
481 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e380ac_v2_leds_gpio),
482 cf_e380ac_v2_leds_gpio);
485 MIPS_MACHINE(ATH79_MACH_CF_E380AC_V2, "CF-E380AC-V2", "COMFAST CF-E380AC v2",
488 static void __init cf_e5x0n_gpio_setup(void)
490 ath79_gpio_direction_select(CF_E5X0N_GPIO_LED_WAN, true);
492 ath79_gpio_output_select(CF_E5X0N_GPIO_LED_WAN, 0);
494 ath79_register_gpio_keys_polled(-1, CF_EXXXN_KEYS_POLL_INTERVAL,
495 ARRAY_SIZE(cf_e320n_v2_gpio_keys),
496 cf_e320n_v2_gpio_keys);
499 static void __init cf_e520n_setup(void)
501 cf_exxxn_common_setup(0x10000, -1);
503 cf_exxxn_qca953x_eth_setup();
505 cf_e5x0n_gpio_setup();
507 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e520n_leds_gpio),
511 MIPS_MACHINE(ATH79_MACH_CF_E520N, "CF-E520N", "COMFAST CF-E520N",
514 static void __init cf_e530n_setup(void)
516 cf_exxxn_common_setup(0x10000, -1);
518 cf_exxxn_qca953x_eth_setup();
520 cf_e5x0n_gpio_setup();
522 ath79_register_leds_gpio(-1, ARRAY_SIZE(cf_e530n_leds_gpio),
526 MIPS_MACHINE(ATH79_MACH_CF_E530N, "CF-E530N", "COMFAST CF-E530N",