1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree file for Cortina systems Gemini SoC
4 */
5
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/clock/cortina,gemini-clock.h>
8 #include <dt-bindings/reset/cortina,gemini-reset.h>
9 #include <dt-bindings/gpio/gpio.h>
10
11 / {
12 soc {
13 #address-cells = <1>;
14 #size-cells = <1>;
15 ranges;
16 compatible = "simple-bus";
17 interrupt-parent = <&intcon>;
18
19 flash: flash@30000000 {
20 compatible = "cortina,gemini-flash", "cfi-flash";
21 syscon = <&syscon>;
22 pinctrl-names = "default";
23 pinctrl-0 = <&pflash_default_pins>;
24 bank-width = <2>;
25 status = "disabled";
26 };
27
28 syscon: syscon@40000000 {
29 compatible = "cortina,gemini-syscon",
30 "syscon", "simple-mfd";
31 reg = <0x40000000 0x1000>;
32 #clock-cells = <1>;
33 #reset-cells = <1>;
34
35 syscon-reboot {
36 compatible = "syscon-reboot";
37 regmap = <&syscon>;
38 /* GLOBAL_RESET register */
39 offset = <0x0c>;
40 /* RESET_GLOBAL | RESET_CPU1 */
41 mask = <0xC0000000>;
42 };
43
44 pinctrl {
45 compatible = "cortina,gemini-pinctrl";
46 regmap = <&syscon>;
47 /* Hog the DRAM pins */
48 pinctrl-names = "default";
49 pinctrl-0 = <&dram_default_pins>, <&system_default_pins>,
50 <&vcontrol_default_pins>;
51
52 dram_default_pins: pinctrl-dram {
53 mux {
54 function = "dram";
55 groups = "dramgrp";
56 };
57 };
58 rtc_default_pins: pinctrl-rtc {
59 mux {
60 function = "rtc";
61 groups = "rtcgrp";
62 };
63 };
64 power_default_pins: pinctrl-power {
65 mux {
66 function = "power";
67 groups = "powergrp";
68 };
69 };
70 cir_default_pins: pinctrl-cir {
71 mux {
72 function = "cir";
73 groups = "cirgrp";
74 };
75 };
76 system_default_pins: pinctrl-system {
77 mux {
78 function = "system";
79 groups = "systemgrp";
80 };
81 };
82 vcontrol_default_pins: pinctrl-vcontrol {
83 mux {
84 function = "vcontrol";
85 groups = "vcontrolgrp";
86 };
87 };
88 ice_default_pins: pinctrl-ice {
89 mux {
90 function = "ice";
91 groups = "icegrp";
92 };
93 };
94 uart_default_pins: pinctrl-uart {
95 mux {
96 function = "uart";
97 groups = "uartrxtxgrp";
98 };
99 };
100 pflash_default_pins: pinctrl-pflash {
101 mux {
102 function = "pflash";
103 groups = "pflashgrp";
104 };
105 };
106 usb_default_pins: pinctrl-usb {
107 mux {
108 function = "usb";
109 groups = "usbgrp";
110 };
111 };
112 gmii_default_pins: pinctrl-gmii {
113 /*
114 * Only activate GMAC0 by default since
115 * GMAC1 will overlap with 8 GPIO lines
116 * gpio2a, gpio2b. Overlay groups with
117 * "gmii_gmac0_grp", "gmii_gmac1_grp" for
118 * both ethernet interfaces.
119 */
120 mux {
121 function = "gmii";
122 groups = "gmii_gmac0_grp";
123 };
124 };
125 pci_default_pins: pinctrl-pci {
126 mux {
127 function = "pci";
128 groups = "pcigrp";
129 };
130 };
131 sata_default_pins: pinctrl-sata {
132 mux {
133 function = "sata";
134 groups = "satagrp";
135 };
136 };
137 /* Activate both groups of pins for this state */
138 sata_and_ide_pins: pinctrl-sata-ide {
139 mux0 {
140 function = "sata";
141 groups = "satagrp";
142 };
143 mux1 {
144 function = "ide";
145 groups = "idegrp";
146 };
147 };
148 tvc_default_pins: pinctrl-tvc {
149 mux {
150 function = "tvc";
151 groups = "tvcgrp";
152 };
153 };
154 };
155 };
156
157 watchdog@41000000 {
158 compatible = "cortina,gemini-watchdog", "faraday,ftwdt010";
159 reg = <0x41000000 0x1000>;
160 interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
161 resets = <&syscon GEMINI_RESET_WDOG>;
162 clocks = <&syscon GEMINI_CLK_APB>;
163 clock-names = "PCLK";
164 };
165
166 uart0: serial@42000000 {
167 compatible = "ns16550a";
168 reg = <0x42000000 0x100>;
169 resets = <&syscon GEMINI_RESET_UART>;
170 clocks = <&syscon GEMINI_CLK_UART>;
171 interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
172 pinctrl-names = "default";
173 pinctrl-0 = <&uart_default_pins>;
174 reg-shift = <2>;
175 };
176
177 timer@43000000 {
178 compatible = "faraday,fttmr010";
179 reg = <0x43000000 0x1000>;
180 interrupt-parent = <&intcon>;
181 interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
182 <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
183 <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
184 resets = <&syscon GEMINI_RESET_TIMER>;
185 /* APB clock or RTC clock */
186 clocks = <&syscon GEMINI_CLK_APB>, <&syscon GEMINI_CLK_RTC>;
187 clock-names = "PCLK", "EXTCLK";
188 syscon = <&syscon>;
189 };
190
191 rtc@45000000 {
192 compatible = "cortina,gemini-rtc", "faraday,ftrtc010";
193 reg = <0x45000000 0x100>;
194 interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
195 resets = <&syscon GEMINI_RESET_RTC>;
196 clocks = <&syscon GEMINI_CLK_APB>, <&syscon GEMINI_CLK_RTC>;
197 clock-names = "PCLK", "EXTCLK";
198 pinctrl-names = "default";
199 pinctrl-0 = <&rtc_default_pins>;
200 };
201
202 sata: sata@46000000 {
203 compatible = "cortina,gemini-sata-bridge";
204 reg = <0x46000000 0x100>;
205 resets = <&syscon GEMINI_RESET_SATA0>,
206 <&syscon GEMINI_RESET_SATA1>;
207 reset-names = "sata0", "sata1";
208 clocks = <&syscon GEMINI_CLK_GATE_SATA0>,
209 <&syscon GEMINI_CLK_GATE_SATA1>;
210 clock-names = "SATA0_PCLK", "SATA1_PCLK";
211 /*
212 * This defines the special "ide" state that needs
213 * to be explicitly enabled to enable the IDE pins,
214 * as these pins are normally used for other things.
215 */
216 pinctrl-names = "default", "ide";
217 pinctrl-0 = <&sata_default_pins>;
218 pinctrl-1 = <&sata_and_ide_pins>;
219 syscon = <&syscon>;
220 status = "disabled";
221 };
222
223 intcon: interrupt-controller@48000000 {
224 compatible = "faraday,ftintc010";
225 reg = <0x48000000 0x1000>;
226 resets = <&syscon GEMINI_RESET_INTCON0>;
227 interrupt-controller;
228 #interrupt-cells = <2>;
229 };
230
231 power-controller@4b000000 {
232 compatible = "cortina,gemini-power-controller";
233 reg = <0x4b000000 0x100>;
234 interrupts = <26 IRQ_TYPE_EDGE_RISING>;
235 pinctrl-names = "default";
236 pinctrl-0 = <&power_default_pins>;
237 };
238
239 gpio0: gpio@4d000000 {
240 compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
241 reg = <0x4d000000 0x100>;
242 interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
243 resets = <&syscon GEMINI_RESET_GPIO0>;
244 clocks = <&syscon GEMINI_CLK_APB>;
245 gpio-controller;
246 #gpio-cells = <2>;
247 interrupt-controller;
248 #interrupt-cells = <2>;
249 };
250
251 gpio1: gpio@4e000000 {
252 compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
253 reg = <0x4e000000 0x100>;
254 interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
255 resets = <&syscon GEMINI_RESET_GPIO1>;
256 clocks = <&syscon GEMINI_CLK_APB>;
257 gpio-controller;
258 #gpio-cells = <2>;
259 interrupt-controller;
260 #interrupt-cells = <2>;
261 };
262
263 gpio2: gpio@4f000000 {
264 compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
265 reg = <0x4f000000 0x100>;
266 interrupts = <24 IRQ_TYPE_LEVEL_HIGH>;
267 resets = <&syscon GEMINI_RESET_GPIO2>;
268 clocks = <&syscon GEMINI_CLK_APB>;
269 gpio-controller;
270 #gpio-cells = <2>;
271 interrupt-controller;
272 #interrupt-cells = <2>;
273 };
274
275 pci@50000000 {
276 compatible = "cortina,gemini-pci", "faraday,ftpci100";
277 /*
278 * The first 256 bytes in the IO range is actually used
279 * to configure the host bridge.
280 */
281 reg = <0x50000000 0x100>;
282 resets = <&syscon GEMINI_RESET_PCI>;
283 clocks = <&syscon GEMINI_CLK_GATE_PCI>, <&syscon GEMINI_CLK_PCI>;
284 clock-names = "PCLK", "PCICLK";
285 pinctrl-names = "default";
286 pinctrl-0 = <&pci_default_pins>;
287 device_type = "pci";
288 #address-cells = <3>;
289 #size-cells = <2>;
290 status = "disabled";
291
292 #interrupt-cells = <1>;
293 interrupt-map-mask = <0xf800 0 0 7>;
294 interrupt-map =
295 <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */
296 <0x4800 0 0 2 &pci_intc 1>,
297 <0x4800 0 0 3 &pci_intc 2>,
298 <0x4800 0 0 4 &pci_intc 3>,
299 <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */
300 <0x5000 0 0 2 &pci_intc 2>,
301 <0x5000 0 0 3 &pci_intc 3>,
302 <0x5000 0 0 4 &pci_intc 0>,
303 <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */
304 <0x5800 0 0 2 &pci_intc 3>,
305 <0x5800 0 0 3 &pci_intc 0>,
306 <0x5800 0 0 4 &pci_intc 1>,
307 <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */
308 <0x6000 0 0 2 &pci_intc 0>,
309 <0x6000 0 0 3 &pci_intc 1>,
310 <0x6000 0 0 4 &pci_intc 2>;
311
312 bus-range = <0x00 0xff>;
313 /* PCI ranges mappings */
314 ranges =
315 /* 1MiB I/O space 0x50000000-0x500fffff */
316 <0x01000000 0 0 0x50000000 0 0x00100000>,
317 /* 128MiB non-prefetchable memory 0x58000000-0x5fffffff */
318 <0x02000000 0 0x58000000 0x58000000 0 0x08000000>;
319
320 /* DMA ranges */
321 dma-ranges =
322 /* 128MiB at 0x00000000-0x07ffffff */
323 <0x02000000 0 0x00000000 0x00000000 0 0x08000000>,
324 /* 64MiB at 0x00000000-0x03ffffff */
325 <0x02000000 0 0x00000000 0x00000000 0 0x04000000>,
326 /* 64MiB at 0x00000000-0x03ffffff */
327 <0x02000000 0 0x00000000 0x00000000 0 0x04000000>;
328
329 /*
330 * This PCI host bridge variant has a cascaded interrupt
331 * controller embedded in the host bridge.
332 */
333 pci_intc: interrupt-controller {
334 interrupt-parent = <&intcon>;
335 interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
336 interrupt-controller;
337 #address-cells = <0>;
338 #interrupt-cells = <1>;
339 };
340 };
341
342 ethernet: ethernet@60000000 {
343 compatible = "cortina,gemini-ethernet";
344 reg = <0x60000000 0x4000>, /* Global registers, queue */
345 <0x60004000 0x2000>, /* V-bit */
346 <0x60006000 0x2000>; /* A-bit */
347 pinctrl-names = "default";
348 pinctrl-0 = <&gmii_default_pins>;
349 status = "disabled";
350 #address-cells = <1>;
351 #size-cells = <1>;
352 ranges;
353
354 gmac0: ethernet-port@0 {
355 compatible = "cortina,gemini-ethernet-port";
356 reg = <0x60008000 0x2000>, /* Port 0 DMA/TOE */
357 <0x6000a000 0x2000>; /* Port 0 GMAC */
358 interrupt-parent = <&intcon>;
359 interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
360 resets = <&syscon GEMINI_RESET_GMAC0>;
361 clocks = <&syscon GEMINI_CLK_GATE_GMAC0>;
362 clock-names = "PCLK";
363 };
364
365 gmac1: ethernet-port@1 {
366 compatible = "cortina,gemini-ethernet-port";
367 reg = <0x6000c000 0x2000>, /* Port 1 DMA/TOE */
368 <0x6000e000 0x2000>; /* Port 1 GMAC */
369 interrupt-parent = <&intcon>;
370 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
371 resets = <&syscon GEMINI_RESET_GMAC1>;
372 clocks = <&syscon GEMINI_CLK_GATE_GMAC1>;
373 clock-names = "PCLK";
374 };
375 };
376
377 crypto: crypto@62000000 {
378 compatible = "cortina,sl3516-crypto";
379 reg = <0x62000000 0x10000>;
380 interrupts = <7 IRQ_TYPE_EDGE_RISING>;
381 resets = <&syscon GEMINI_RESET_SECURITY>;
382 clocks = <&syscon GEMINI_CLK_GATE_SECURITY>;
383 };
384
385 ide0: ide@63000000 {
386 compatible = "cortina,gemini-pata", "faraday,ftide010";
387 reg = <0x63000000 0x1000>;
388 interrupts = <4 IRQ_TYPE_EDGE_RISING>;
389 resets = <&syscon GEMINI_RESET_IDE>;
390 clocks = <&syscon GEMINI_CLK_GATE_IDE>;
391 clock-names = "PCLK";
392 sata = <&sata>;
393 status = "disabled";
394 #address-cells = <1>;
395 #size-cells = <0>;
396 };
397
398 ide1: ide@63400000 {
399 compatible = "cortina,gemini-pata", "faraday,ftide010";
400 reg = <0x63400000 0x1000>;
401 interrupts = <5 IRQ_TYPE_EDGE_RISING>;
402 resets = <&syscon GEMINI_RESET_IDE>;
403 clocks = <&syscon GEMINI_CLK_GATE_IDE>;
404 clock-names = "PCLK";
405 sata = <&sata>;
406 status = "disabled";
407 #address-cells = <1>;
408 #size-cells = <0>;
409 };
410
411 dma-controller@67000000 {
412 compatible = "faraday,ftdma020", "arm,pl080", "arm,primecell";
413 /* Faraday Technology FTDMAC020 variant */
414 arm,primecell-periphid = <0x0003b080>;
415 reg = <0x67000000 0x1000>;
416 interrupts = <9 IRQ_TYPE_EDGE_RISING>;
417 resets = <&syscon GEMINI_RESET_DMAC>;
418 clocks = <&syscon GEMINI_CLK_AHB>;
419 clock-names = "apb_pclk";
420 /* Bus interface AHB1 (AHB0) is totally tilted */
421 lli-bus-interface-ahb2;
422 mem-bus-interface-ahb2;
423 memcpy-burst-size = <256>;
424 memcpy-bus-width = <32>;
425 #dma-cells = <2>;
426 };
427
428 display-controller@6a000000 {
429 compatible = "cortina,gemini-tvc", "faraday,tve200";
430 reg = <0x6a000000 0x1000>;
431 interrupts = <13 IRQ_TYPE_EDGE_RISING>;
432 resets = <&syscon GEMINI_RESET_TVC>;
433 clocks = <&syscon GEMINI_CLK_GATE_TVC>,
434 <&syscon GEMINI_CLK_TVC>;
435 clock-names = "PCLK", "TVE";
436 pinctrl-names = "default";
437 pinctrl-0 = <&tvc_default_pins>;
438 status = "disabled";
439 };
440
441 usb0: usb@68000000 {
442 compatible = "cortina,gemini-usb", "faraday,fotg200";
443 reg = <0x68000000 0x1000>;
444 interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
445 resets = <&syscon GEMINI_RESET_USB0>;
446 clocks = <&syscon GEMINI_CLK_GATE_USB0>;
447 clock-names = "PCLK";
448 /*
449 * This will claim pins for USB0 and USB1 at the same
450 * time as they are using some common pins. If you for
451 * some reason have a system using USB1 at 96000000 but
452 * NOT using USB0 at 68000000 you wll have to add the
453 * usb_default_pins to the USB controller at 96000000
454 * in your .dts for the board.
455 */
456 pinctrl-names = "default";
457 pinctrl-0 = <&usb_default_pins>;
458 /* Default to host mode */
459 dr_mode = "host";
460 syscon = <&syscon>;
461 status = "disabled";
462 };
463
464 usb1: usb@69000000 {
465 compatible = "cortina,gemini-usb", "faraday,fotg200";
466 reg = <0x69000000 0x1000>;
467 interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
468 resets = <&syscon GEMINI_RESET_USB1>;
469 clocks = <&syscon GEMINI_CLK_GATE_USB1>;
470 clock-names = "PCLK";
471 syscon = <&syscon>;
472 status = "disabled";
473 };
474 };
475 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.