1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * QNAP TS-109/TS-209 Board Setup |
4 | * |
5 | * Maintainer: Byron Bradley <byron.bbradley@gmail.com> |
6 | */ |
7 | #include <linux/gpio.h> |
8 | #include <linux/kernel.h> |
9 | #include <linux/init.h> |
10 | #include <linux/platform_device.h> |
11 | #include <linux/pci.h> |
12 | #include <linux/irq.h> |
13 | #include <linux/mtd/physmap.h> |
14 | #include <linux/mtd/rawnand.h> |
15 | #include <linux/mv643xx_eth.h> |
16 | #include <linux/gpio_keys.h> |
17 | #include <linux/input.h> |
18 | #include <linux/i2c.h> |
19 | #include <linux/serial_reg.h> |
20 | #include <linux/ata_platform.h> |
21 | #include <asm/mach-types.h> |
22 | #include <asm/mach/arch.h> |
23 | #include <asm/mach/pci.h> |
24 | #include "common.h" |
25 | #include "mpp.h" |
26 | #include "orion5x.h" |
27 | #include "tsx09-common.h" |
28 | |
29 | #define QNAP_TS209_NOR_BOOT_BASE 0xf4000000 |
30 | #define QNAP_TS209_NOR_BOOT_SIZE SZ_8M |
31 | |
32 | /**************************************************************************** |
33 | * 8MiB NOR flash. The struct mtd_partition is not in the same order as the |
34 | * partitions on the device because we want to keep compatibility with |
35 | * existing QNAP firmware. |
36 | * |
37 | * Layout as used by QNAP: |
38 | * [2] 0x00000000-0x00200000 : "Kernel" |
39 | * [3] 0x00200000-0x00600000 : "RootFS1" |
40 | * [4] 0x00600000-0x00700000 : "RootFS2" |
41 | * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) |
42 | * [5] 0x00760000-0x00780000 : "U-Boot Config" |
43 | * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) |
44 | ***************************************************************************/ |
45 | static struct mtd_partition qnap_ts209_partitions[] = { |
46 | { |
47 | .name = "U-Boot" , |
48 | .size = 0x00080000, |
49 | .offset = 0x00780000, |
50 | .mask_flags = MTD_WRITEABLE, |
51 | }, { |
52 | .name = "Kernel" , |
53 | .size = 0x00200000, |
54 | .offset = 0, |
55 | }, { |
56 | .name = "RootFS1" , |
57 | .size = 0x00400000, |
58 | .offset = 0x00200000, |
59 | }, { |
60 | .name = "RootFS2" , |
61 | .size = 0x00100000, |
62 | .offset = 0x00600000, |
63 | }, { |
64 | .name = "U-Boot Config" , |
65 | .size = 0x00020000, |
66 | .offset = 0x00760000, |
67 | }, { |
68 | .name = "NAS Config" , |
69 | .size = 0x00060000, |
70 | .offset = 0x00700000, |
71 | .mask_flags = MTD_WRITEABLE, |
72 | }, |
73 | }; |
74 | |
75 | static struct physmap_flash_data qnap_ts209_nor_flash_data = { |
76 | .width = 1, |
77 | .parts = qnap_ts209_partitions, |
78 | .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) |
79 | }; |
80 | |
81 | static struct resource qnap_ts209_nor_flash_resource = { |
82 | .flags = IORESOURCE_MEM, |
83 | .start = QNAP_TS209_NOR_BOOT_BASE, |
84 | .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, |
85 | }; |
86 | |
87 | static struct platform_device qnap_ts209_nor_flash = { |
88 | .name = "physmap-flash" , |
89 | .id = 0, |
90 | .dev = { |
91 | .platform_data = &qnap_ts209_nor_flash_data, |
92 | }, |
93 | .resource = &qnap_ts209_nor_flash_resource, |
94 | .num_resources = 1, |
95 | }; |
96 | |
97 | /***************************************************************************** |
98 | * PCI |
99 | ****************************************************************************/ |
100 | |
101 | #define QNAP_TS209_PCI_SLOT0_OFFS 7 |
102 | #define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6 |
103 | #define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7 |
104 | |
105 | static void __init qnap_ts209_pci_preinit(void) |
106 | { |
107 | int pin; |
108 | |
109 | /* |
110 | * Configure PCI GPIO IRQ pins |
111 | */ |
112 | pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN; |
113 | if (gpio_request(gpio: pin, label: "PCI Int1" ) == 0) { |
114 | if (gpio_direction_input(gpio: pin) == 0) { |
115 | irq_set_irq_type(irq: gpio_to_irq(gpio: pin), type: IRQ_TYPE_LEVEL_LOW); |
116 | } else { |
117 | printk(KERN_ERR "qnap_ts209_pci_preinit failed to " |
118 | "set_irq_type pin %d\n" , pin); |
119 | gpio_free(gpio: pin); |
120 | } |
121 | } else { |
122 | printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " |
123 | "%d\n" , pin); |
124 | } |
125 | |
126 | pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN; |
127 | if (gpio_request(gpio: pin, label: "PCI Int2" ) == 0) { |
128 | if (gpio_direction_input(gpio: pin) == 0) { |
129 | irq_set_irq_type(irq: gpio_to_irq(gpio: pin), type: IRQ_TYPE_LEVEL_LOW); |
130 | } else { |
131 | printk(KERN_ERR "qnap_ts209_pci_preinit failed " |
132 | "to set_irq_type pin %d\n" , pin); |
133 | gpio_free(gpio: pin); |
134 | } |
135 | } else { |
136 | printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " |
137 | "%d\n" , pin); |
138 | } |
139 | } |
140 | |
141 | static int __init qnap_ts209_pci_map_irq(const struct pci_dev *dev, u8 slot, |
142 | u8 pin) |
143 | { |
144 | int irq; |
145 | |
146 | /* |
147 | * Check for devices with hard-wired IRQs. |
148 | */ |
149 | irq = orion5x_pci_map_irq(dev, slot, pin); |
150 | if (irq != -1) |
151 | return irq; |
152 | |
153 | /* |
154 | * PCI IRQs are connected via GPIOs. |
155 | */ |
156 | switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) { |
157 | case 0: |
158 | return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN); |
159 | case 1: |
160 | return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN); |
161 | default: |
162 | return -1; |
163 | } |
164 | } |
165 | |
166 | static struct hw_pci qnap_ts209_pci __initdata = { |
167 | .nr_controllers = 2, |
168 | .preinit = qnap_ts209_pci_preinit, |
169 | .setup = orion5x_pci_sys_setup, |
170 | .scan = orion5x_pci_sys_scan_bus, |
171 | .map_irq = qnap_ts209_pci_map_irq, |
172 | }; |
173 | |
174 | static int __init qnap_ts209_pci_init(void) |
175 | { |
176 | if (machine_is_ts209()) |
177 | pci_common_init(&qnap_ts209_pci); |
178 | |
179 | return 0; |
180 | } |
181 | |
182 | subsys_initcall(qnap_ts209_pci_init); |
183 | |
184 | /***************************************************************************** |
185 | * RTC S35390A on I2C bus |
186 | ****************************************************************************/ |
187 | |
188 | #define TS209_RTC_GPIO 3 |
189 | |
190 | static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { |
191 | I2C_BOARD_INFO("s35390a" , 0x30), |
192 | .irq = 0, |
193 | }; |
194 | |
195 | /**************************************************************************** |
196 | * GPIO Attached Keys |
197 | * Power button is attached to the PIC microcontroller |
198 | ****************************************************************************/ |
199 | |
200 | #define QNAP_TS209_GPIO_KEY_MEDIA 1 |
201 | #define QNAP_TS209_GPIO_KEY_RESET 2 |
202 | |
203 | static struct gpio_keys_button qnap_ts209_buttons[] = { |
204 | { |
205 | .code = KEY_COPY, |
206 | .gpio = QNAP_TS209_GPIO_KEY_MEDIA, |
207 | .desc = "USB Copy Button" , |
208 | .active_low = 1, |
209 | }, { |
210 | .code = KEY_RESTART, |
211 | .gpio = QNAP_TS209_GPIO_KEY_RESET, |
212 | .desc = "Reset Button" , |
213 | .active_low = 1, |
214 | }, |
215 | }; |
216 | |
217 | static struct gpio_keys_platform_data qnap_ts209_button_data = { |
218 | .buttons = qnap_ts209_buttons, |
219 | .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), |
220 | }; |
221 | |
222 | static struct platform_device qnap_ts209_button_device = { |
223 | .name = "gpio-keys" , |
224 | .id = -1, |
225 | .num_resources = 0, |
226 | .dev = { |
227 | .platform_data = &qnap_ts209_button_data, |
228 | }, |
229 | }; |
230 | |
231 | /***************************************************************************** |
232 | * SATA |
233 | ****************************************************************************/ |
234 | static struct mv_sata_platform_data qnap_ts209_sata_data = { |
235 | .n_ports = 2, |
236 | }; |
237 | |
238 | /***************************************************************************** |
239 | |
240 | * General Setup |
241 | ****************************************************************************/ |
242 | static unsigned int ts209_mpp_modes[] __initdata = { |
243 | MPP0_UNUSED, |
244 | MPP1_GPIO, /* USB copy button */ |
245 | MPP2_GPIO, /* Load defaults button */ |
246 | MPP3_GPIO, /* GPIO RTC */ |
247 | MPP4_UNUSED, |
248 | MPP5_UNUSED, |
249 | MPP6_GPIO, /* PCI Int A */ |
250 | MPP7_GPIO, /* PCI Int B */ |
251 | MPP8_UNUSED, |
252 | MPP9_UNUSED, |
253 | MPP10_UNUSED, |
254 | MPP11_UNUSED, |
255 | MPP12_SATA_LED, /* SATA 0 presence */ |
256 | MPP13_SATA_LED, /* SATA 1 presence */ |
257 | MPP14_SATA_LED, /* SATA 0 active */ |
258 | MPP15_SATA_LED, /* SATA 1 active */ |
259 | MPP16_UART, /* UART1 RXD */ |
260 | MPP17_UART, /* UART1 TXD */ |
261 | MPP18_GPIO, /* SW_RST */ |
262 | MPP19_UNUSED, |
263 | 0, |
264 | }; |
265 | |
266 | static void __init qnap_ts209_init(void) |
267 | { |
268 | /* |
269 | * Setup basic Orion functions. Need to be called early. |
270 | */ |
271 | orion5x_init(); |
272 | |
273 | orion5x_mpp_conf(mpp_list: ts209_mpp_modes); |
274 | |
275 | /* |
276 | * MPP[20] PCI clock 0 |
277 | * MPP[21] PCI clock 1 |
278 | * MPP[22] USB 0 over current |
279 | * MPP[23-25] Reserved |
280 | */ |
281 | |
282 | /* |
283 | * Configure peripherals. |
284 | */ |
285 | mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, |
286 | ORION_MBUS_DEVBUS_BOOT_ATTR, |
287 | QNAP_TS209_NOR_BOOT_BASE, |
288 | QNAP_TS209_NOR_BOOT_SIZE); |
289 | platform_device_register(&qnap_ts209_nor_flash); |
290 | |
291 | orion5x_ehci0_init(); |
292 | orion5x_ehci1_init(); |
293 | qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE + |
294 | qnap_ts209_partitions[5].offset, |
295 | size: qnap_ts209_partitions[5].size); |
296 | orion5x_eth_init(eth_data: &qnap_tsx09_eth_data); |
297 | orion5x_i2c_init(); |
298 | orion5x_sata_init(sata_data: &qnap_ts209_sata_data); |
299 | orion5x_uart0_init(); |
300 | orion5x_uart1_init(); |
301 | orion5x_xor_init(); |
302 | |
303 | platform_device_register(&qnap_ts209_button_device); |
304 | |
305 | /* Get RTC IRQ and register the chip */ |
306 | if (gpio_request(TS209_RTC_GPIO, label: "rtc" ) == 0) { |
307 | if (gpio_direction_input(TS209_RTC_GPIO) == 0) |
308 | qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO); |
309 | else |
310 | gpio_free(TS209_RTC_GPIO); |
311 | } |
312 | if (qnap_ts209_i2c_rtc.irq == 0) |
313 | pr_warn("qnap_ts209_init: failed to get RTC IRQ\n" ); |
314 | i2c_register_board_info(busnum: 0, info: &qnap_ts209_i2c_rtc, n: 1); |
315 | |
316 | /* register tsx09 specific power-off method */ |
317 | pm_power_off = qnap_tsx09_power_off; |
318 | } |
319 | |
320 | MACHINE_START(TS209, "QNAP TS-109/TS-209" ) |
321 | /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ |
322 | .atag_offset = 0x100, |
323 | .nr_irqs = ORION5X_NR_IRQS, |
324 | .init_machine = qnap_ts209_init, |
325 | .map_io = orion5x_map_io, |
326 | .init_early = orion5x_init_early, |
327 | .init_irq = orion5x_init_irq, |
328 | .init_time = orion5x_timer_init, |
329 | .fixup = tag_fixup_mem32, |
330 | .restart = orion5x_restart, |
331 | MACHINE_END |
332 | |