1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
4 */
5
6/dts-v1/;
7
8#include <asm/arch-baytrail/fsp/fsp_configs.h>
9#include <dt-bindings/gpio/x86-gpio.h>
10#include <dt-bindings/interrupt-router/intel-irq.h>
11
12/include/ "skeleton.dtsi"
13/include/ "serial.dtsi"
14/include/ "rtc.dtsi"
15/include/ "tsc_timer.dtsi"
16/include/ "coreboot_fb.dtsi"
17
18/ {
19	model = "Intel Minnowboard Max";
20	compatible = "intel,minnowmax", "intel,baytrail";
21
22	aliases {
23		serial0 = &serial;
24		spi0 = &spi;
25	};
26
27	config {
28		silent_console = <0>;
29	};
30
31	pch_pinctrl {
32		compatible = "intel,x86-pinctrl";
33		reg = <0 0>;
34
35		/* GPIO E0 */
36		soc_gpio_s5_0@0 {
37			gpio-offset = <0x80 0>;
38			mode-gpio;
39			output-value = <0>;
40			direction = <PIN_OUTPUT>;
41		};
42
43		/* GPIO E1 */
44		soc_gpio_s5_1@0 {
45			gpio-offset = <0x80 1>;
46			mode-gpio;
47			output-value = <0>;
48			direction = <PIN_OUTPUT>;
49		};
50
51		/* GPIO E2 */
52		soc_gpio_s5_2@0 {
53			gpio-offset = <0x80 2>;
54			mode-gpio;
55			output-value = <0>;
56			direction = <PIN_OUTPUT>;
57		};
58
59		pin_usb_host_en0@0 {
60			gpio-offset = <0x80 8>;
61			mode-gpio;
62			output-value = <1>;
63			direction = <PIN_OUTPUT>;
64		};
65
66		pin_usb_host_en1@0 {
67			gpio-offset = <0x80 9>;
68			mode-gpio;
69			output-value = <1>;
70			direction = <PIN_OUTPUT>;
71		};
72
73		/*
74		 * As of today, the latest version FSP (gold4) for BayTrail
75		 * misses the PAD configuration of the SD controller's Card
76		 * Detect signal. The default PAD value for the CD pin sets
77		 * the pin to work in GPIO mode, which causes card detect
78		 * status cannot be reflected by the Present State register
79		 * in the SD controller (bit 16 & bit 18 are always zero).
80		 *
81		 * Configure this pin to function 1 (SD controller).
82		 */
83		sdmmc3_cd@0 {
84			pad-offset = <0x3a0>;
85			mode-func = <1>;
86		};
87	};
88
89	chosen {
90		stdout-path = "/serial";
91	};
92
93	cpus {
94		#address-cells = <1>;
95		#size-cells = <0>;
96
97		cpu@0 {
98			device_type = "cpu";
99			compatible = "intel,baytrail-cpu";
100			reg = <0>;
101			intel,apic-id = <0>;
102		};
103
104		cpu@1 {
105			device_type = "cpu";
106			compatible = "intel,baytrail-cpu";
107			reg = <1>;
108			intel,apic-id = <4>;
109		};
110
111	};
112
113	pci {
114		compatible = "intel,pci-baytrail", "pci-x86";
115		#address-cells = <3>;
116		#size-cells = <2>;
117		u-boot,dm-pre-reloc;
118		ranges = <0x02000000 0x0 0x80000000 0x80000000 0 0x40000000
119			  0x42000000 0x0 0xc0000000 0xc0000000 0 0x20000000
120			  0x01000000 0x0 0x2000 0x2000 0 0xe000>;
121
122		pch@1f,0 {
123			reg = <0x0000f800 0 0 0 0>;
124			compatible = "pci8086,0f1c", "intel,pch9";
125			#address-cells = <1>;
126			#size-cells = <1>;
127
128			irq-router {
129				compatible = "intel,irq-router";
130				intel,pirq-config = "ibase";
131				intel,ibase-offset = <0x50>;
132				intel,actl-addr = <0>;
133				intel,pirq-link = <8 8>;
134				intel,pirq-mask = <0xdee0>;
135				intel,pirq-routing = <
136					/* BayTrail PCI devices */
137					PCI_BDF(0, 2, 0) INTA PIRQA
138					PCI_BDF(0, 3, 0) INTA PIRQA
139					PCI_BDF(0, 16, 0) INTA PIRQA
140					PCI_BDF(0, 17, 0) INTA PIRQA
141					PCI_BDF(0, 18, 0) INTA PIRQA
142					PCI_BDF(0, 19, 0) INTA PIRQA
143					PCI_BDF(0, 20, 0) INTA PIRQA
144					PCI_BDF(0, 21, 0) INTA PIRQA
145					PCI_BDF(0, 22, 0) INTA PIRQA
146					PCI_BDF(0, 23, 0) INTA PIRQA
147					PCI_BDF(0, 24, 0) INTA PIRQA
148					PCI_BDF(0, 24, 1) INTC PIRQC
149					PCI_BDF(0, 24, 2) INTD PIRQD
150					PCI_BDF(0, 24, 3) INTB PIRQB
151					PCI_BDF(0, 24, 4) INTA PIRQA
152					PCI_BDF(0, 24, 5) INTC PIRQC
153					PCI_BDF(0, 24, 6) INTD PIRQD
154					PCI_BDF(0, 24, 7) INTB PIRQB
155					PCI_BDF(0, 26, 0) INTA PIRQA
156					PCI_BDF(0, 27, 0) INTA PIRQA
157					PCI_BDF(0, 28, 0) INTA PIRQA
158					PCI_BDF(0, 28, 1) INTB PIRQB
159					PCI_BDF(0, 28, 2) INTC PIRQC
160					PCI_BDF(0, 28, 3) INTD PIRQD
161					PCI_BDF(0, 29, 0) INTA PIRQA
162					PCI_BDF(0, 30, 0) INTA PIRQA
163					PCI_BDF(0, 30, 1) INTD PIRQD
164					PCI_BDF(0, 30, 2) INTB PIRQB
165					PCI_BDF(0, 30, 3) INTC PIRQC
166					PCI_BDF(0, 30, 4) INTD PIRQD
167					PCI_BDF(0, 30, 5) INTB PIRQB
168					PCI_BDF(0, 31, 3) INTB PIRQB
169
170					/*
171					 * PCIe root ports downstream
172					 * interrupts
173					 */
174					PCI_BDF(1, 0, 0) INTA PIRQA
175					PCI_BDF(1, 0, 0) INTB PIRQB
176					PCI_BDF(1, 0, 0) INTC PIRQC
177					PCI_BDF(1, 0, 0) INTD PIRQD
178					PCI_BDF(2, 0, 0) INTA PIRQB
179					PCI_BDF(2, 0, 0) INTB PIRQC
180					PCI_BDF(2, 0, 0) INTC PIRQD
181					PCI_BDF(2, 0, 0) INTD PIRQA
182					PCI_BDF(3, 0, 0) INTA PIRQC
183					PCI_BDF(3, 0, 0) INTB PIRQD
184					PCI_BDF(3, 0, 0) INTC PIRQA
185					PCI_BDF(3, 0, 0) INTD PIRQB
186					PCI_BDF(4, 0, 0) INTA PIRQD
187					PCI_BDF(4, 0, 0) INTB PIRQA
188					PCI_BDF(4, 0, 0) INTC PIRQB
189					PCI_BDF(4, 0, 0) INTD PIRQC
190				>;
191			};
192
193			spi: spi {
194				#address-cells = <1>;
195				#size-cells = <0>;
196				compatible = "intel,ich9-spi";
197				spi-flash@0 {
198					#address-cells = <1>;
199					#size-cells = <1>;
200					reg = <0>;
201					compatible = "stmicro,n25q064a",
202						"spi-flash";
203					memory-map = <0xff800000 0x00800000>;
204					rw-mrc-cache {
205						label = "rw-mrc-cache";
206						reg = <0x006f0000 0x00010000>;
207					};
208				};
209			};
210
211			gpioa {
212				compatible = "intel,ich6-gpio";
213				u-boot,dm-pre-reloc;
214				reg = <0 0x20>;
215				bank-name = "A";
216				use-lvl-write-cache;
217			};
218
219			gpiob {
220				compatible = "intel,ich6-gpio";
221				u-boot,dm-pre-reloc;
222				reg = <0x20 0x20>;
223				bank-name = "B";
224				use-lvl-write-cache;
225			};
226
227			gpioc {
228				compatible = "intel,ich6-gpio";
229				u-boot,dm-pre-reloc;
230				reg = <0x40 0x20>;
231				bank-name = "C";
232				use-lvl-write-cache;
233			};
234
235			gpiod {
236				compatible = "intel,ich6-gpio";
237				u-boot,dm-pre-reloc;
238				reg = <0x60 0x20>;
239				bank-name = "D";
240				use-lvl-write-cache;
241			};
242
243			gpioe {
244				compatible = "intel,ich6-gpio";
245				u-boot,dm-pre-reloc;
246				reg = <0x80 0x20>;
247				bank-name = "E";
248				use-lvl-write-cache;
249			};
250
251			gpiof {
252				compatible = "intel,ich6-gpio";
253				u-boot,dm-pre-reloc;
254				reg = <0xA0 0x20>;
255				bank-name = "F";
256				use-lvl-write-cache;
257			};
258		};
259	};
260
261	fsp {
262		compatible = "intel,baytrail-fsp";
263		fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>;
264		fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>;
265		fsp,mrc-init-spd-addr1 = <0xa0>;
266		fsp,mrc-init-spd-addr2 = <0xa2>;
267		fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>;
268		fsp,enable-sdio;
269		fsp,enable-sdcard;
270		fsp,enable-hsuart1;
271		fsp,enable-spi;
272		fsp,enable-sata;
273		fsp,sata-mode = <SATA_MODE_AHCI>;
274#ifdef CONFIG_USB_XHCI_HCD
275		fsp,enable-xhci;
276#endif
277		fsp,lpe-mode = <LPE_MODE_PCI>;
278		fsp,lpss-sio-mode = <LPSS_SIO_MODE_PCI>;
279		fsp,enable-dma0;
280		fsp,enable-dma1;
281		fsp,enable-i2c0;
282		fsp,enable-i2c1;
283		fsp,enable-i2c2;
284		fsp,enable-i2c3;
285		fsp,enable-i2c4;
286		fsp,enable-i2c5;
287		fsp,enable-i2c6;
288		fsp,enable-pwm0;
289		fsp,enable-pwm1;
290		fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>;
291		fsp,aperture-size = <APERTURE_SIZE_256MB>;
292		fsp,gtt-size = <GTT_SIZE_2MB>;
293		fsp,scc-mode = <SCC_MODE_PCI>;
294		fsp,os-selection = <OS_SELECTION_LINUX>;
295		fsp,emmc45-ddr50-enabled;
296		fsp,emmc45-retune-timer-value = <8>;
297		fsp,enable-igd;
298		fsp,enable-memory-down;
299		fsp,memory-down-params {
300			compatible = "intel,baytrail-fsp-mdp";
301			fsp,dram-speed = <DRAM_SPEED_1066MTS>;
302			fsp,dram-type = <DRAM_TYPE_DDR3L>;
303			fsp,dimm-0-enable;
304			fsp,dimm-width = <DIMM_WIDTH_X16>;
305			fsp,dimm-density = <DIMM_DENSITY_4GBIT>;
306			fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>;
307			fsp,dimm-sides = <DIMM_SIDES_1RANKS>;
308			fsp,dimm-tcl = <0xb>;
309			fsp,dimm-trpt-rcd = <0xb>;
310			fsp,dimm-twr = <0xc>;
311			fsp,dimm-twtr = <6>;
312			fsp,dimm-trrd = <6>;
313			fsp,dimm-trtp = <6>;
314			fsp,dimm-tfaw = <0x14>;
315		};
316	};
317
318	microcode {
319		update@0 {
320#include "microcode/m0130673325.dtsi"
321		};
322		update@1 {
323#include "microcode/m0130679907.dtsi"
324		};
325	};
326
327};
328