2 * GL.iNet GL-AR750 board support
4 * Copyright (C) 2018 Piotr Dymacz <pepe2k@gmail.com>
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.
11 #include <linux/gpio.h>
12 #include <linux/i2c.h>
13 #include <linux/i2c-gpio.h>
14 #include <linux/platform_device.h>
16 #include <asm/mach-ath79/ath79.h>
17 #include <asm/mach-ath79/ar71xx_regs.h>
20 #include "dev-ap9x-pci.h"
22 #include "dev-gpio-buttons.h"
23 #include "dev-leds-gpio.h"
24 #include "dev-m25p80.h"
27 #include "machtypes.h"
29 #define GL_AR750_GPIO_LED_POWER 12
30 #define GL_AR750_GPIO_LED_WLAN2G 14
31 #define GL_AR750_GPIO_LED_WLAN5G 13
33 #define GL_AR750_GPIO_BTN_RESET 3
34 #define GL_AR750_GPIO_BTN_SW1 0
36 #define GL_AR750_GPIO_I2C_SCL 16
37 #define GL_AR750_GPIO_I2C_SDA 17
39 #define GL_AR750_GPIO_USB_POWER 2
41 #define GL_AR750_KEYS_POLL_INTERVAL 20
42 #define GL_AR750_KEYS_DEBOUNCE_INTERVAL (3 * GL_AR750_KEYS_POLL_INTERVAL)
44 #define GL_AR750_MAC0_OFFSET 0
45 #define GL_AR750_WMAC2G_CALDATA_OFFSET 0x1000
46 #define GL_AR750_WMAC5G_CALDATA_OFFSET 0x5000
48 static struct gpio_led gl_ar750_leds_gpio
[] __initdata
= {
50 .name
= "gl-ar750:white:power",
51 .gpio
= GL_AR750_GPIO_LED_POWER
,
52 .default_state
= LEDS_GPIO_DEFSTATE_KEEP
,
55 .name
= "gl-ar750:white:wlan2g",
56 .gpio
= GL_AR750_GPIO_LED_WLAN2G
,
59 .name
= "gl-ar750:white:wlan5g",
60 .gpio
= GL_AR750_GPIO_LED_WLAN5G
,
65 static struct gpio_keys_button gl_ar750_gpio_keys
[] __initdata
= {
70 .debounce_interval
= GL_AR750_KEYS_DEBOUNCE_INTERVAL
,
71 .gpio
= GL_AR750_GPIO_BTN_RESET
,
77 .debounce_interval
= GL_AR750_KEYS_DEBOUNCE_INTERVAL
,
78 .gpio
= GL_AR750_GPIO_BTN_SW1
,
83 static struct i2c_gpio_platform_data gl_ar750_i2c_gpio_data
= {
84 .sda_pin
= GL_AR750_GPIO_I2C_SDA
,
85 .scl_pin
= GL_AR750_GPIO_I2C_SCL
,
88 static struct platform_device gl_ar750_i2c_gpio
= {
92 .platform_data
= &gl_ar750_i2c_gpio_data
,
96 static void __init
gl_ar750_setup(void)
98 u8
*art
= (u8
*) KSEG1ADDR(0x1f050000);
100 ath79_register_m25p80(NULL
);
102 ath79_setup_ar933x_phy4_switch(false, false);
103 ath79_register_mdio(0, 0x0);
105 ath79_switch_data
.phy4_mii_en
= 1;
106 ath79_switch_data
.phy_poll_mask
= 0xfc;
109 ath79_eth0_data
.duplex
= DUPLEX_FULL
;
110 ath79_eth0_data
.phy_if_mode
= PHY_INTERFACE_MODE_MII
;
111 ath79_eth0_data
.phy_mask
= BIT(4);
112 ath79_eth0_data
.speed
= SPEED_100
;
113 ath79_init_mac(ath79_eth0_data
.mac_addr
, art
+ GL_AR750_MAC0_OFFSET
, 0);
114 ath79_register_eth(0);
117 ath79_eth1_data
.duplex
= DUPLEX_FULL
;
118 ath79_eth1_data
.phy_if_mode
= PHY_INTERFACE_MODE_GMII
;
119 ath79_init_mac(ath79_eth1_data
.mac_addr
, art
+ GL_AR750_MAC0_OFFSET
, 1);
120 ath79_register_eth(1);
122 /* Disable JTAG (enables GPIO0-3) */
123 ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE
);
125 ath79_register_leds_gpio(-1, ARRAY_SIZE(gl_ar750_leds_gpio
),
128 ath79_register_gpio_keys_polled(-1, GL_AR750_KEYS_POLL_INTERVAL
,
129 ARRAY_SIZE(gl_ar750_gpio_keys
),
132 gpio_request_one(GL_AR750_GPIO_USB_POWER
,
133 GPIOF_OUT_INIT_HIGH
| GPIOF_EXPORT_DIR_FIXED
,
136 platform_device_register(&gl_ar750_i2c_gpio
);
138 ath79_register_usb();
140 ath79_register_wmac(art
+ GL_AR750_WMAC2G_CALDATA_OFFSET
, NULL
);
142 ap91_pci_init(art
+ GL_AR750_WMAC5G_CALDATA_OFFSET
, NULL
);
145 MIPS_MACHINE(ATH79_MACH_GL_AR750
, "GL-AR750", "GL.iNet GL-AR750",