1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * arch/arm/mach-mv78xx0/buffalo-wxl-setup.c |
4 | * |
5 | * Buffalo WXL (Terastation Duo) Setup routines |
6 | * |
7 | * sebastien requiem <sebastien@requiem.fr> |
8 | */ |
9 | |
10 | #include <linux/kernel.h> |
11 | #include <linux/init.h> |
12 | #include <linux/platform_device.h> |
13 | #include <linux/ata_platform.h> |
14 | #include <linux/mv643xx_eth.h> |
15 | #include <linux/ethtool.h> |
16 | #include <linux/i2c.h> |
17 | #include <linux/gpio.h> |
18 | #include <linux/gpio_keys.h> |
19 | #include <linux/input.h> |
20 | #include <asm/mach-types.h> |
21 | #include <asm/mach/arch.h> |
22 | #include "mv78xx0.h" |
23 | #include "common.h" |
24 | #include "mpp.h" |
25 | |
26 | |
27 | #define TSWXL_AUTO_SWITCH 15 |
28 | #define TSWXL_USB_POWER1 30 |
29 | #define TSWXL_USB_POWER2 31 |
30 | |
31 | |
32 | /* This arch has 2 Giga Ethernet */ |
33 | |
34 | static struct mv643xx_eth_platform_data db78x00_ge00_data = { |
35 | .phy_addr = MV643XX_ETH_PHY_ADDR(0), |
36 | }; |
37 | |
38 | static struct mv643xx_eth_platform_data db78x00_ge01_data = { |
39 | .phy_addr = MV643XX_ETH_PHY_ADDR(8), |
40 | }; |
41 | |
42 | |
43 | /* 2 SATA controller supporting HotPlug */ |
44 | |
45 | static struct mv_sata_platform_data db78x00_sata_data = { |
46 | .n_ports = 2, |
47 | }; |
48 | |
49 | static struct i2c_board_info __initdata db78x00_i2c_rtc = { |
50 | I2C_BOARD_INFO("rs5c372a" , 0x32), |
51 | }; |
52 | |
53 | |
54 | static unsigned int wxl_mpp_config[] __initdata = { |
55 | MPP0_GE1_TXCLK, |
56 | MPP1_GE1_TXCTL, |
57 | MPP2_GE1_RXCTL, |
58 | MPP3_GE1_RXCLK, |
59 | MPP4_GE1_TXD0, |
60 | MPP5_GE1_TXD1, |
61 | MPP6_GE1_TXD2, |
62 | MPP7_GE1_TXD3, |
63 | MPP8_GE1_RXD0, |
64 | MPP9_GE1_RXD1, |
65 | MPP10_GE1_RXD2, |
66 | MPP11_GE1_RXD3, |
67 | MPP12_GPIO, |
68 | MPP13_GPIO, |
69 | MPP14_GPIO, |
70 | MPP15_GPIO, |
71 | MPP16_GPIO, |
72 | MPP17_GPIO, |
73 | MPP18_GPIO, |
74 | MPP19_GPIO, |
75 | MPP20_GPIO, |
76 | MPP21_GPIO, |
77 | MPP22_GPIO, |
78 | MPP23_GPIO, |
79 | MPP24_UA2_TXD, |
80 | MPP25_UA2_RXD, |
81 | MPP26_UA2_CTSn, |
82 | MPP27_UA2_RTSn, |
83 | MPP28_GPIO, |
84 | MPP29_GPIO, |
85 | MPP30_GPIO, |
86 | MPP31_GPIO, |
87 | MPP32_GPIO, |
88 | MPP33_GPIO, |
89 | MPP34_GPIO, |
90 | MPP35_GPIO, |
91 | MPP36_GPIO, |
92 | MPP37_GPIO, |
93 | MPP38_GPIO, |
94 | MPP39_GPIO, |
95 | MPP40_GPIO, |
96 | MPP41_GPIO, |
97 | MPP42_GPIO, |
98 | MPP43_GPIO, |
99 | MPP44_GPIO, |
100 | MPP45_GPIO, |
101 | MPP46_GPIO, |
102 | MPP47_GPIO, |
103 | MPP48_GPIO, |
104 | MPP49_GPIO, |
105 | 0 |
106 | }; |
107 | |
108 | static struct gpio_keys_button tswxl_buttons[] = { |
109 | { |
110 | .code = KEY_OPTION, |
111 | .gpio = TSWXL_AUTO_SWITCH, |
112 | .desc = "Power-auto Switch" , |
113 | .active_low = 1, |
114 | } |
115 | }; |
116 | |
117 | static struct gpio_keys_platform_data tswxl_button_data = { |
118 | .buttons = tswxl_buttons, |
119 | .nbuttons = ARRAY_SIZE(tswxl_buttons), |
120 | }; |
121 | |
122 | static struct platform_device tswxl_button_device = { |
123 | .name = "gpio-keys" , |
124 | .id = -1, |
125 | .num_resources = 0, |
126 | .dev = { |
127 | .platform_data = &tswxl_button_data, |
128 | }, |
129 | }; |
130 | |
131 | static void __init wxl_init(void) |
132 | { |
133 | /* |
134 | * Basic MV78xx0 setup. Needs to be called early. |
135 | */ |
136 | mv78xx0_init(); |
137 | mv78xx0_mpp_conf(mpp_list: wxl_mpp_config); |
138 | |
139 | /* |
140 | * Partition on-chip peripherals between the two CPU cores. |
141 | */ |
142 | mv78xx0_ehci0_init(); |
143 | mv78xx0_ehci1_init(); |
144 | mv78xx0_ge00_init(eth_data: &db78x00_ge00_data); |
145 | mv78xx0_ge01_init(eth_data: &db78x00_ge01_data); |
146 | mv78xx0_sata_init(sata_data: &db78x00_sata_data); |
147 | mv78xx0_uart0_init(); |
148 | mv78xx0_uart1_init(); |
149 | mv78xx0_uart2_init(); |
150 | mv78xx0_uart3_init(); |
151 | mv78xx0_xor_init(); |
152 | mv78xx0_crypto_init(); |
153 | mv78xx0_i2c_init(); |
154 | i2c_register_board_info(busnum: 0, info: &db78x00_i2c_rtc, n: 1); |
155 | |
156 | //enable both usb ports |
157 | gpio_direction_output(TSWXL_USB_POWER1, value: 1); |
158 | gpio_direction_output(TSWXL_USB_POWER2, value: 1); |
159 | |
160 | //enable rear switch |
161 | platform_device_register(&tswxl_button_device); |
162 | } |
163 | |
164 | static int __init wxl_pci_init(void) |
165 | { |
166 | if (machine_is_terastation_wxl() && mv78xx0_core_index() == 0) |
167 | mv78xx0_pcie_init(init_port0: 1, init_port1: 1); |
168 | |
169 | return 0; |
170 | } |
171 | subsys_initcall(wxl_pci_init); |
172 | |
173 | MACHINE_START(TERASTATION_WXL, "Buffalo Nas WXL" ) |
174 | /* Maintainer: Sebastien Requiem <sebastien@requiem.fr> */ |
175 | .atag_offset = 0x100, |
176 | .nr_irqs = MV78XX0_NR_IRQS, |
177 | .init_machine = wxl_init, |
178 | .map_io = mv78xx0_map_io, |
179 | .init_early = mv78xx0_init_early, |
180 | .init_irq = mv78xx0_init_irq, |
181 | .init_time = mv78xx0_timer_init, |
182 | .restart = mv78xx0_restart, |
183 | MACHINE_END |
184 | |