1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * QNAP TS-409 Board Setup |
4 | * |
5 | * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> |
6 | * |
7 | * Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com> |
8 | * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com> |
9 | */ |
10 | #include <linux/gpio.h> |
11 | #include <linux/kernel.h> |
12 | #include <linux/init.h> |
13 | #include <linux/platform_device.h> |
14 | #include <linux/pci.h> |
15 | #include <linux/irq.h> |
16 | #include <linux/mtd/physmap.h> |
17 | #include <linux/mv643xx_eth.h> |
18 | #include <linux/leds.h> |
19 | #include <linux/gpio_keys.h> |
20 | #include <linux/input.h> |
21 | #include <linux/i2c.h> |
22 | #include <linux/serial_reg.h> |
23 | #include <asm/mach-types.h> |
24 | #include <asm/mach/arch.h> |
25 | #include <asm/mach/pci.h> |
26 | #include "common.h" |
27 | #include "mpp.h" |
28 | #include "orion5x.h" |
29 | #include "tsx09-common.h" |
30 | |
31 | /***************************************************************************** |
32 | * QNAP TS-409 Info |
33 | ****************************************************************************/ |
34 | |
35 | /* |
36 | * QNAP TS-409 hardware : |
37 | * - Marvell 88F5281-D0 |
38 | * - Marvell 88SX7042 SATA controller (PCIe) |
39 | * - Marvell 88E1118 Gigabit Ethernet PHY |
40 | * - RTC S35390A (@0x30) on I2C bus |
41 | * - 8MB NOR flash |
42 | * - 256MB of DDR-2 RAM |
43 | */ |
44 | |
45 | /* |
46 | * 8MB NOR flash Device bus boot chip select |
47 | */ |
48 | |
49 | #define QNAP_TS409_NOR_BOOT_BASE 0xff800000 |
50 | #define QNAP_TS409_NOR_BOOT_SIZE SZ_8M |
51 | |
52 | /**************************************************************************** |
53 | * 8MiB NOR flash. The struct mtd_partition is not in the same order as the |
54 | * partitions on the device because we want to keep compatibility with |
55 | * existing QNAP firmware. |
56 | * |
57 | * Layout as used by QNAP: |
58 | * [2] 0x00000000-0x00200000 : "Kernel" |
59 | * [3] 0x00200000-0x00600000 : "RootFS1" |
60 | * [4] 0x00600000-0x00700000 : "RootFS2" |
61 | * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) |
62 | * [5] 0x00760000-0x00780000 : "U-Boot Config" |
63 | * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) |
64 | ***************************************************************************/ |
65 | static struct mtd_partition qnap_ts409_partitions[] = { |
66 | { |
67 | .name = "U-Boot" , |
68 | .size = 0x00080000, |
69 | .offset = 0x00780000, |
70 | .mask_flags = MTD_WRITEABLE, |
71 | }, { |
72 | .name = "Kernel" , |
73 | .size = 0x00200000, |
74 | .offset = 0, |
75 | }, { |
76 | .name = "RootFS1" , |
77 | .size = 0x00400000, |
78 | .offset = 0x00200000, |
79 | }, { |
80 | .name = "RootFS2" , |
81 | .size = 0x00100000, |
82 | .offset = 0x00600000, |
83 | }, { |
84 | .name = "U-Boot Config" , |
85 | .size = 0x00020000, |
86 | .offset = 0x00760000, |
87 | }, { |
88 | .name = "NAS Config" , |
89 | .size = 0x00060000, |
90 | .offset = 0x00700000, |
91 | .mask_flags = MTD_WRITEABLE, |
92 | }, |
93 | }; |
94 | |
95 | static struct physmap_flash_data qnap_ts409_nor_flash_data = { |
96 | .width = 1, |
97 | .parts = qnap_ts409_partitions, |
98 | .nr_parts = ARRAY_SIZE(qnap_ts409_partitions) |
99 | }; |
100 | |
101 | static struct resource qnap_ts409_nor_flash_resource = { |
102 | .flags = IORESOURCE_MEM, |
103 | .start = QNAP_TS409_NOR_BOOT_BASE, |
104 | .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1, |
105 | }; |
106 | |
107 | static struct platform_device qnap_ts409_nor_flash = { |
108 | .name = "physmap-flash" , |
109 | .id = 0, |
110 | .dev = { .platform_data = &qnap_ts409_nor_flash_data, }, |
111 | .num_resources = 1, |
112 | .resource = &qnap_ts409_nor_flash_resource, |
113 | }; |
114 | |
115 | /***************************************************************************** |
116 | * PCI |
117 | ****************************************************************************/ |
118 | |
119 | static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot, |
120 | u8 pin) |
121 | { |
122 | int irq; |
123 | |
124 | /* |
125 | * Check for devices with hard-wired IRQs. |
126 | */ |
127 | irq = orion5x_pci_map_irq(dev, slot, pin); |
128 | if (irq != -1) |
129 | return irq; |
130 | |
131 | /* |
132 | * PCI isn't used on the TS-409 |
133 | */ |
134 | return -1; |
135 | } |
136 | |
137 | static struct hw_pci qnap_ts409_pci __initdata = { |
138 | .nr_controllers = 2, |
139 | .setup = orion5x_pci_sys_setup, |
140 | .scan = orion5x_pci_sys_scan_bus, |
141 | .map_irq = qnap_ts409_pci_map_irq, |
142 | }; |
143 | |
144 | static int __init qnap_ts409_pci_init(void) |
145 | { |
146 | if (machine_is_ts409()) |
147 | pci_common_init(&qnap_ts409_pci); |
148 | |
149 | return 0; |
150 | } |
151 | |
152 | subsys_initcall(qnap_ts409_pci_init); |
153 | |
154 | /***************************************************************************** |
155 | * RTC S35390A on I2C bus |
156 | ****************************************************************************/ |
157 | |
158 | #define TS409_RTC_GPIO 10 |
159 | |
160 | static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = { |
161 | I2C_BOARD_INFO("s35390a" , 0x30), |
162 | }; |
163 | |
164 | /***************************************************************************** |
165 | * LEDs attached to GPIO |
166 | ****************************************************************************/ |
167 | |
168 | static struct gpio_led ts409_led_pins[] = { |
169 | { |
170 | .name = "ts409:red:sata1" , |
171 | .gpio = 4, |
172 | .active_low = 1, |
173 | }, { |
174 | .name = "ts409:red:sata2" , |
175 | .gpio = 5, |
176 | .active_low = 1, |
177 | }, { |
178 | .name = "ts409:red:sata3" , |
179 | .gpio = 6, |
180 | .active_low = 1, |
181 | }, { |
182 | .name = "ts409:red:sata4" , |
183 | .gpio = 7, |
184 | .active_low = 1, |
185 | }, |
186 | }; |
187 | |
188 | static struct gpio_led_platform_data ts409_led_data = { |
189 | .leds = ts409_led_pins, |
190 | .num_leds = ARRAY_SIZE(ts409_led_pins), |
191 | }; |
192 | |
193 | static struct platform_device ts409_leds = { |
194 | .name = "leds-gpio" , |
195 | .id = -1, |
196 | .dev = { |
197 | .platform_data = &ts409_led_data, |
198 | }, |
199 | }; |
200 | |
201 | /**************************************************************************** |
202 | * GPIO Attached Keys |
203 | * Power button is attached to the PIC microcontroller |
204 | ****************************************************************************/ |
205 | |
206 | #define QNAP_TS409_GPIO_KEY_RESET 14 |
207 | #define QNAP_TS409_GPIO_KEY_MEDIA 15 |
208 | |
209 | static struct gpio_keys_button qnap_ts409_buttons[] = { |
210 | { |
211 | .code = KEY_RESTART, |
212 | .gpio = QNAP_TS409_GPIO_KEY_RESET, |
213 | .desc = "Reset Button" , |
214 | .active_low = 1, |
215 | }, { |
216 | .code = KEY_COPY, |
217 | .gpio = QNAP_TS409_GPIO_KEY_MEDIA, |
218 | .desc = "USB Copy Button" , |
219 | .active_low = 1, |
220 | }, |
221 | }; |
222 | |
223 | static struct gpio_keys_platform_data qnap_ts409_button_data = { |
224 | .buttons = qnap_ts409_buttons, |
225 | .nbuttons = ARRAY_SIZE(qnap_ts409_buttons), |
226 | }; |
227 | |
228 | static struct platform_device qnap_ts409_button_device = { |
229 | .name = "gpio-keys" , |
230 | .id = -1, |
231 | .num_resources = 0, |
232 | .dev = { |
233 | .platform_data = &qnap_ts409_button_data, |
234 | }, |
235 | }; |
236 | |
237 | /***************************************************************************** |
238 | * General Setup |
239 | ****************************************************************************/ |
240 | static unsigned int ts409_mpp_modes[] __initdata = { |
241 | MPP0_UNUSED, |
242 | MPP1_UNUSED, |
243 | MPP2_UNUSED, |
244 | MPP3_UNUSED, |
245 | MPP4_GPIO, /* HDD 1 status */ |
246 | MPP5_GPIO, /* HDD 2 status */ |
247 | MPP6_GPIO, /* HDD 3 status */ |
248 | MPP7_GPIO, /* HDD 4 status */ |
249 | MPP8_UNUSED, |
250 | MPP9_UNUSED, |
251 | MPP10_GPIO, /* RTC int */ |
252 | MPP11_UNUSED, |
253 | MPP12_UNUSED, |
254 | MPP13_UNUSED, |
255 | MPP14_GPIO, /* SW_RST */ |
256 | MPP15_GPIO, /* USB copy button */ |
257 | MPP16_UART, /* UART1 RXD */ |
258 | MPP17_UART, /* UART1 TXD */ |
259 | MPP18_UNUSED, |
260 | MPP19_UNUSED, |
261 | 0, |
262 | }; |
263 | |
264 | static void __init qnap_ts409_init(void) |
265 | { |
266 | /* |
267 | * Setup basic Orion functions. Need to be called early. |
268 | */ |
269 | orion5x_init(); |
270 | |
271 | orion5x_mpp_conf(mpp_list: ts409_mpp_modes); |
272 | |
273 | /* |
274 | * Configure peripherals. |
275 | */ |
276 | mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, |
277 | ORION_MBUS_DEVBUS_BOOT_ATTR, |
278 | QNAP_TS409_NOR_BOOT_BASE, |
279 | QNAP_TS409_NOR_BOOT_SIZE); |
280 | platform_device_register(&qnap_ts409_nor_flash); |
281 | |
282 | orion5x_ehci0_init(); |
283 | qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE + |
284 | qnap_ts409_partitions[5].offset, |
285 | size: qnap_ts409_partitions[5].size); |
286 | orion5x_eth_init(eth_data: &qnap_tsx09_eth_data); |
287 | orion5x_i2c_init(); |
288 | orion5x_uart0_init(); |
289 | orion5x_uart1_init(); |
290 | |
291 | platform_device_register(&qnap_ts409_button_device); |
292 | |
293 | /* Get RTC IRQ and register the chip */ |
294 | if (gpio_request(TS409_RTC_GPIO, label: "rtc" ) == 0) { |
295 | if (gpio_direction_input(TS409_RTC_GPIO) == 0) |
296 | qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO); |
297 | else |
298 | gpio_free(TS409_RTC_GPIO); |
299 | } |
300 | if (qnap_ts409_i2c_rtc.irq == 0) |
301 | pr_warn("qnap_ts409_init: failed to get RTC IRQ\n" ); |
302 | i2c_register_board_info(busnum: 0, info: &qnap_ts409_i2c_rtc, n: 1); |
303 | platform_device_register(&ts409_leds); |
304 | |
305 | /* register tsx09 specific power-off method */ |
306 | pm_power_off = qnap_tsx09_power_off; |
307 | } |
308 | |
309 | MACHINE_START(TS409, "QNAP TS-409" ) |
310 | /* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */ |
311 | .atag_offset = 0x100, |
312 | .nr_irqs = ORION5X_NR_IRQS, |
313 | .init_machine = qnap_ts409_init, |
314 | .map_io = orion5x_map_io, |
315 | .init_early = orion5x_init_early, |
316 | .init_irq = orion5x_init_irq, |
317 | .init_time = orion5x_timer_init, |
318 | .fixup = tag_fixup_mem32, |
319 | .restart = orion5x_restart, |
320 | MACHINE_END |
321 | |