OpenWrt – Blame information for rev 1
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Rev | Author | Line No. | Line |
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1 | office | 1 | /* |
2 | * AVM FRITZ!Box 4020 board support |
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3 | * |
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4 | * Copyright (C) 2018 David Bauer <mail@david-bauer.net> |
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5 | * |
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6 | * This program is free software; you can redistribute it and/or modify it |
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7 | * under the terms of the GNU General Public License version 2 as published |
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8 | * by the Free Software Foundation. |
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9 | */ |
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10 | |||
11 | #include <linux/init.h> |
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12 | #include <linux/ath9k_platform.h> |
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13 | #include <linux/etherdevice.h> |
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14 | #include <linux/gpio.h> |
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15 | #include <linux/platform_device.h> |
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16 | |||
17 | #include <linux/mtd/mtd.h> |
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18 | #include <linux/mtd/partitions.h> |
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19 | #include <linux/platform_data/mdio-gpio.h> |
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20 | #include <linux/spi/spi_gpio.h> |
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21 | #include <linux/spi/74x164.h> |
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22 | |||
23 | #include <asm/mach-ath79/ath79.h> |
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24 | #include <asm/mach-ath79/ar71xx_regs.h> |
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25 | |||
26 | #include "common.h" |
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27 | #include "dev-eth.h" |
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28 | #include "dev-gpio-buttons.h" |
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29 | #include "dev-leds-gpio.h" |
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30 | #include "dev-m25p80.h" |
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31 | #include "dev-spi.h" |
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32 | #include "dev-usb.h" |
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33 | #include "dev-wmac.h" |
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34 | #include "machtypes.h" |
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35 | |||
36 | |||
37 | #define FRITZ4020_GPIO_SHIFT_SER 19 /* DS, Data Serial Input */ |
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38 | #define FRITZ4020_GPIO_SHIFT_SRCLK 20 /* SHCP, Shift Reg Clock Input */ |
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39 | |||
40 | #define FRITZ4020_SSR_BIT_0 0 |
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41 | #define FRITZ4020_SSR_BIT_1 1 |
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42 | #define FRITZ4020_SSR_BIT_2 2 |
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43 | #define FRITZ4020_SSR_BIT_3 3 |
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44 | #define FRITZ4020_SSR_BIT_4 4 |
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45 | #define FRITZ4020_SSR_BIT_5 5 |
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46 | #define FRITZ4020_SSR_BIT_6 6 |
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47 | #define FRITZ4020_SSR_BIT_7 7 |
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48 | |||
49 | #define FRITZ4020_74HC_GPIO_BASE 32 |
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50 | #define FRITZ4020_74HC_GPIO_LED_LAN (FRITZ4020_74HC_GPIO_BASE + 0) |
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51 | #define FRITZ4020_74HC_GPIO_LED_INFO_RED (FRITZ4020_74HC_GPIO_BASE + 1) |
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52 | #define FRITZ4020_74HC_GPIO_LED_POWER (FRITZ4020_74HC_GPIO_BASE + 2) |
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53 | #define FRITZ4020_74HC_GPIO_LED_WLAN (FRITZ4020_74HC_GPIO_BASE + 3) |
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54 | #define FRITZ4020_74HC_GPIO_LED_WAN (FRITZ4020_74HC_GPIO_BASE + 4) |
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55 | #define FRITZ4020_74HC_GPIO_USB_RST (FRITZ4020_74HC_GPIO_BASE + 5) |
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56 | #define FRITZ4020_74HC_GPIO_LED_INFO (FRITZ4020_74HC_GPIO_BASE + 6) |
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57 | |||
58 | |||
59 | #define FRITZ4020_GPIO_BTN_WPS 2 |
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60 | #define FRITZ4020_GPIO_BTN_WLAN 21 |
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61 | #define FRITZ4020_KEYS_POLL_INTERVAL 20 /* msecs */ |
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62 | #define FRITZ4020_KEYS_DEBOUNCE_INTERVAL (3 * FRITZ4020_KEYS_POLL_INTERVAL) |
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63 | |||
64 | #define FRTIZ4020_OFFSET_URLADER_WIFI_MAC_REVERSE 0x1979 |
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65 | |||
66 | |||
67 | static struct spi_gpio_platform_data fritz4020_spi_data = { |
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68 | .sck = FRITZ4020_GPIO_SHIFT_SRCLK, |
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69 | .miso = SPI_GPIO_NO_MISO, |
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70 | .mosi = FRITZ4020_GPIO_SHIFT_SER, |
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71 | .num_chipselect = 1, |
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72 | }; |
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73 | |||
74 | static u8 fritz4020_ssr_initdata[] = { |
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75 | BIT(FRITZ4020_SSR_BIT_7) | |
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76 | BIT(FRITZ4020_SSR_BIT_6) | |
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77 | BIT(FRITZ4020_SSR_BIT_5) | |
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78 | BIT(FRITZ4020_SSR_BIT_4) | |
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79 | BIT(FRITZ4020_SSR_BIT_3) | |
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80 | BIT(FRITZ4020_SSR_BIT_2) | |
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81 | BIT(FRITZ4020_SSR_BIT_1) |
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82 | }; |
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83 | |||
84 | static struct gen_74x164_chip_platform_data fritz4020_ssr_data = { |
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85 | .base = FRITZ4020_74HC_GPIO_BASE, |
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86 | .num_registers = ARRAY_SIZE(fritz4020_ssr_initdata), |
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87 | .init_data = fritz4020_ssr_initdata, |
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88 | }; |
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89 | |||
90 | static struct platform_device fritz4020_spi_device = { |
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91 | .name = "spi_gpio", |
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92 | .id = 1, |
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93 | .dev = { |
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94 | .platform_data = &fritz4020_spi_data, |
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95 | }, |
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96 | }; |
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97 | |||
98 | static struct spi_board_info fritz4020_spi_info[] = { |
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99 | { |
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100 | .bus_num = 1, |
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101 | .chip_select = 0, |
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102 | .max_speed_hz = 10000000, |
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103 | .modalias = "74x164", |
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104 | .platform_data = &fritz4020_ssr_data, |
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105 | .controller_data = (void *) 0x0, |
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106 | }, |
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107 | }; |
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108 | |||
109 | static struct mtd_partition fritz4020_flash_partitions[] = { |
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110 | { |
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111 | .name = "urlader", |
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112 | .offset = 0, |
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113 | .size = 0x0020000, |
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114 | .mask_flags = MTD_WRITEABLE, |
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115 | }, { |
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116 | .name = "firmware", |
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117 | .offset = 0x0020000, |
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118 | .size = 0x0EE0000, |
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119 | }, { |
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120 | .name = "tffs (1)", |
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121 | .offset = 0x0f00000, |
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122 | .size = 0x0080000, |
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123 | .mask_flags = MTD_WRITEABLE, |
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124 | }, { |
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125 | .name = "tffs (2)", |
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126 | .offset = 0x0f80000, |
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127 | .size = 0x0080000, |
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128 | .mask_flags = MTD_WRITEABLE, |
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129 | } |
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130 | }; |
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131 | |||
132 | static struct flash_platform_data fritz4020_flash_data = { |
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133 | .parts = fritz4020_flash_partitions, |
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134 | .nr_parts = ARRAY_SIZE(fritz4020_flash_partitions), |
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135 | }; |
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136 | |||
137 | static struct gpio_led fritz4020_leds_gpio[] __initdata = { |
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138 | { |
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139 | .name = "fritz4020:green:lan", |
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140 | .gpio = FRITZ4020_74HC_GPIO_LED_LAN, |
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141 | .active_low = 1, |
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142 | }, { |
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143 | .name = "fritz4020:green:info", |
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144 | .gpio = FRITZ4020_74HC_GPIO_LED_INFO, |
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145 | .active_low = 1, |
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146 | }, { |
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147 | .name = "fritz4020:red:info", |
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148 | .gpio = FRITZ4020_74HC_GPIO_LED_INFO_RED, |
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149 | .active_low = 1, |
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150 | }, { |
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151 | .name = "fritz4020:green:power", |
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152 | .gpio = FRITZ4020_74HC_GPIO_LED_POWER, |
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153 | .active_low = 1, |
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154 | }, { |
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155 | .name = "fritz4020:green:wlan", |
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156 | .gpio = FRITZ4020_74HC_GPIO_LED_WLAN, |
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157 | .active_low = 1, |
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158 | }, { |
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159 | .name = "fritz4020:green:wan", |
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160 | .gpio = FRITZ4020_74HC_GPIO_LED_WAN, |
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161 | .active_low = 1, |
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162 | }, |
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163 | }; |
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164 | |||
165 | static struct gpio_keys_button fritz4020_gpio_keys[] __initdata = { |
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166 | { |
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167 | .desc = "RFKILL button", |
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168 | .type = EV_KEY, |
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169 | .code = KEY_RFKILL, |
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170 | .debounce_interval = FRITZ4020_KEYS_DEBOUNCE_INTERVAL, |
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171 | .gpio = FRITZ4020_GPIO_BTN_WLAN, |
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172 | .active_low = 1, |
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173 | }, |
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174 | { |
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175 | .desc = "WPS button", |
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176 | .type = EV_KEY, |
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177 | .code = KEY_WPS_BUTTON, |
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178 | .debounce_interval = FRITZ4020_KEYS_DEBOUNCE_INTERVAL, |
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179 | .gpio = FRITZ4020_GPIO_BTN_WPS, |
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180 | .active_low = 1, |
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181 | }, |
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182 | }; |
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183 | |||
184 | static void __init fritz4020_setup(void) { |
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185 | u8 *urlader = (u8 *) KSEG1ADDR(0x1f000000); |
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186 | u8 wifi_mac[ETH_ALEN]; |
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187 | |||
188 | ath79_register_m25p80(&fritz4020_flash_data); |
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189 | |||
190 | /* Initialize ethernet */ |
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191 | ath79_extract_mac_reverse(urlader + FRTIZ4020_OFFSET_URLADER_WIFI_MAC_REVERSE, wifi_mac); |
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192 | ath79_setup_qca956x_eth_cfg(QCA956X_ETH_CFG_SW_PHY_SWAP | |
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193 | QCA956X_ETH_CFG_SW_PHY_ADDR_SWAP); |
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194 | |||
195 | ath79_register_mdio(0, 0x0); |
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196 | ath79_register_mdio(1, 0x0); |
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197 | ath79_init_mac(ath79_eth0_data.mac_addr, wifi_mac, -1); |
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198 | ath79_init_mac(ath79_eth1_data.mac_addr, wifi_mac, -2); |
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199 | |||
200 | /* WAN port */ |
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201 | ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII; |
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202 | ath79_eth0_data.speed = SPEED_100; |
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203 | ath79_eth0_data.duplex = DUPLEX_FULL; |
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204 | ath79_eth0_data.phy_mask = BIT(0); |
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205 | ath79_register_eth(0); |
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206 | |||
207 | /* LAN ports */ |
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208 | ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII; |
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209 | ath79_eth1_data.speed = SPEED_1000; |
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210 | ath79_eth1_data.duplex = DUPLEX_FULL; |
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211 | ath79_switch_data.phy_poll_mask |= BIT(0); |
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212 | ath79_switch_data.phy4_mii_en = 1; |
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213 | ath79_register_eth(1); |
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214 | |||
215 | /* Initialize 2.4GHz WiFi */ |
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216 | ath79_register_wmac_simple(); |
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217 | |||
218 | /* Activate USB Power */ |
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219 | gpio_request_one(FRITZ4020_74HC_GPIO_USB_RST, |
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220 | GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED, |
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221 | "USB power"); |
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222 | |||
223 | /* Initialize USB port */ |
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224 | ath79_register_usb(); |
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225 | |||
226 | /* Register LED shift-register */ |
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227 | spi_register_board_info(fritz4020_spi_info, |
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228 | ARRAY_SIZE(fritz4020_spi_info)); |
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229 | platform_device_register(&fritz4020_spi_device); |
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230 | |||
231 | /* Register GPIO buttons */ |
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232 | ath79_register_gpio_keys_polled(-1, FRITZ4020_KEYS_POLL_INTERVAL, |
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233 | ARRAY_SIZE(fritz4020_gpio_keys), |
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234 | fritz4020_gpio_keys); |
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235 | |||
236 | /* Register LEDs */ |
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237 | ath79_register_leds_gpio(-1, ARRAY_SIZE(fritz4020_leds_gpio), |
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238 | fritz4020_leds_gpio); |
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239 | } |
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240 | |||
241 | MIPS_MACHINE(ATH79_MACH_FRITZ4020, "FRITZ4020", |
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242 | "AVM FRITZ!Box 4020", fritz4020_setup); |