1/*
2 * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
3 * Copyright (C) 2016 Stefan Roese <sr@denx.de>
4 *
5 * SPDX-License-Identifier:	GPL-2.0+
6 */
7
8/dts-v1/;
9
10#include <asm/arch-baytrail/fsp/fsp_configs.h>
11#include <dt-bindings/gpio/x86-gpio.h>
12#include <dt-bindings/interrupt-router/intel-irq.h>
13
14/include/ "skeleton.dtsi"
15/include/ "serial.dtsi"
16/include/ "rtc.dtsi"
17/include/ "tsc_timer.dtsi"
18
19/ {
20	model = "congatec-QEVAL20-QA3-E3845";
21	compatible = "congatec,qeval20-qa3-e3845", "intel,baytrail";
22
23	aliases {
24		serial0 = &serial;
25		spi0 = &spi;
26	};
27
28	config {
29		silent_console = <0>;
30	};
31
32	pch_pinctrl {
33		compatible = "intel,x86-pinctrl";
34		reg = <0 0>;
35
36		/*
37		 * As of today, the latest version FSP (gold4) for BayTrail
38		 * misses the PAD configuration of the SD controller's Card
39		 * Detect signal. The default PAD value for the CD pin sets
40		 * the pin to work in GPIO mode, which causes card detect
41		 * status cannot be reflected by the Present State register
42		 * in the SD controller (bit 16 & bit 18 are always zero).
43		 *
44		 * Configure this pin to function 1 (SD controller).
45		 */
46		sdmmc3_cd@0 {
47			pad-offset = <0x3a0>;
48			mode-func = <1>;
49		};
50
51		/* Add SMBus PAD configuration */
52		smbus_clk@0 {
53			pad-offset = <0x580>;
54			mode-func = <1>;
55		};
56
57		smbus_data@0 {
58			pad-offset = <0x5a0>;
59			mode-func = <1>;
60		};
61	};
62
63	chosen {
64		stdout-path = "/serial";
65	};
66
67	cpus {
68		#address-cells = <1>;
69		#size-cells = <0>;
70
71		cpu@0 {
72			device_type = "cpu";
73			compatible = "intel,baytrail-cpu";
74			reg = <0>;
75			intel,apic-id = <0>;
76		};
77
78		cpu@1 {
79			device_type = "cpu";
80			compatible = "intel,baytrail-cpu";
81			reg = <1>;
82			intel,apic-id = <2>;
83		};
84
85		cpu@2 {
86			device_type = "cpu";
87			compatible = "intel,baytrail-cpu";
88			reg = <2>;
89			intel,apic-id = <4>;
90		};
91
92		cpu@3 {
93			device_type = "cpu";
94			compatible = "intel,baytrail-cpu";
95			reg = <3>;
96			intel,apic-id = <6>;
97		};
98	};
99
100	pci {
101		compatible = "intel,pci-baytrail", "pci-x86";
102		#address-cells = <3>;
103		#size-cells = <2>;
104		u-boot,dm-pre-reloc;
105		ranges = <0x02000000 0x0 0x80000000 0x80000000 0 0x40000000
106			  0x42000000 0x0 0xc0000000 0xc0000000 0 0x20000000
107			  0x01000000 0x0 0x2000 0x2000 0 0xe000>;
108
109		pch@1f,0 {
110			reg = <0x0000f800 0 0 0 0>;
111			compatible = "pci8086,0f1c", "intel,pch9";
112			#address-cells = <1>;
113			#size-cells = <1>;
114
115			irq-router {
116				compatible = "intel,irq-router";
117				intel,pirq-config = "ibase";
118				intel,ibase-offset = <0x50>;
119				intel,actl-addr = <0>;
120				intel,pirq-link = <8 8>;
121				intel,pirq-mask = <0xdee0>;
122				intel,pirq-routing = <
123					/* BayTrail PCI devices */
124					PCI_BDF(0, 2, 0) INTA PIRQA
125					PCI_BDF(0, 3, 0) INTA PIRQA
126					PCI_BDF(0, 16, 0) INTA PIRQA
127					PCI_BDF(0, 17, 0) INTA PIRQA
128					PCI_BDF(0, 18, 0) INTA PIRQA
129					PCI_BDF(0, 19, 0) INTA PIRQA
130					PCI_BDF(0, 20, 0) INTA PIRQA
131					PCI_BDF(0, 21, 0) INTA PIRQA
132					PCI_BDF(0, 22, 0) INTA PIRQA
133					PCI_BDF(0, 23, 0) INTA PIRQA
134					PCI_BDF(0, 24, 0) INTA PIRQA
135					PCI_BDF(0, 24, 1) INTC PIRQC
136					PCI_BDF(0, 24, 2) INTD PIRQD
137					PCI_BDF(0, 24, 3) INTB PIRQB
138					PCI_BDF(0, 24, 4) INTA PIRQA
139					PCI_BDF(0, 24, 5) INTC PIRQC
140					PCI_BDF(0, 24, 6) INTD PIRQD
141					PCI_BDF(0, 24, 7) INTB PIRQB
142					PCI_BDF(0, 26, 0) INTA PIRQA
143					PCI_BDF(0, 27, 0) INTA PIRQA
144					PCI_BDF(0, 28, 0) INTA PIRQA
145					PCI_BDF(0, 28, 1) INTB PIRQB
146					PCI_BDF(0, 28, 2) INTC PIRQC
147					PCI_BDF(0, 28, 3) INTD PIRQD
148					PCI_BDF(0, 29, 0) INTA PIRQA
149					PCI_BDF(0, 30, 0) INTA PIRQA
150					PCI_BDF(0, 30, 1) INTD PIRQD
151					PCI_BDF(0, 30, 2) INTB PIRQB
152					PCI_BDF(0, 30, 3) INTC PIRQC
153					PCI_BDF(0, 30, 4) INTD PIRQD
154					PCI_BDF(0, 30, 5) INTB PIRQB
155					PCI_BDF(0, 31, 3) INTB PIRQB
156
157					/*
158					 * PCIe root ports downstream
159					 * interrupts
160					 */
161					PCI_BDF(1, 0, 0) INTA PIRQA
162					PCI_BDF(1, 0, 0) INTB PIRQB
163					PCI_BDF(1, 0, 0) INTC PIRQC
164					PCI_BDF(1, 0, 0) INTD PIRQD
165					PCI_BDF(2, 0, 0) INTA PIRQB
166					PCI_BDF(2, 0, 0) INTB PIRQC
167					PCI_BDF(2, 0, 0) INTC PIRQD
168					PCI_BDF(2, 0, 0) INTD PIRQA
169					PCI_BDF(3, 0, 0) INTA PIRQC
170					PCI_BDF(3, 0, 0) INTB PIRQD
171					PCI_BDF(3, 0, 0) INTC PIRQA
172					PCI_BDF(3, 0, 0) INTD PIRQB
173					PCI_BDF(4, 0, 0) INTA PIRQD
174					PCI_BDF(4, 0, 0) INTB PIRQA
175					PCI_BDF(4, 0, 0) INTC PIRQB
176					PCI_BDF(4, 0, 0) INTD PIRQC
177				>;
178			};
179
180			spi: spi {
181				#address-cells = <1>;
182				#size-cells = <0>;
183				compatible = "intel,ich9-spi";
184				spi-flash@0 {
185					#address-cells = <1>;
186					#size-cells = <1>;
187					reg = <0>;
188					compatible = "stmicro,n25q064a",
189						"spi-flash";
190					memory-map = <0xff800000 0x00800000>;
191					rw-mrc-cache {
192						label = "rw-mrc-cache";
193						reg = <0x006f0000 0x00010000>;
194					};
195				};
196			};
197
198			gpioa {
199				compatible = "intel,ich6-gpio";
200				u-boot,dm-pre-reloc;
201				reg = <0 0x20>;
202				bank-name = "A";
203				use-lvl-write-cache;
204			};
205
206			gpiob {
207				compatible = "intel,ich6-gpio";
208				u-boot,dm-pre-reloc;
209				reg = <0x20 0x20>;
210				bank-name = "B";
211				use-lvl-write-cache;
212			};
213
214			gpioc {
215				compatible = "intel,ich6-gpio";
216				u-boot,dm-pre-reloc;
217				reg = <0x40 0x20>;
218				bank-name = "C";
219				use-lvl-write-cache;
220			};
221
222			gpiod {
223				compatible = "intel,ich6-gpio";
224				u-boot,dm-pre-reloc;
225				reg = <0x60 0x20>;
226				bank-name = "D";
227				use-lvl-write-cache;
228			};
229
230			gpioe {
231				compatible = "intel,ich6-gpio";
232				u-boot,dm-pre-reloc;
233				reg = <0x80 0x20>;
234				bank-name = "E";
235				use-lvl-write-cache;
236			};
237
238			gpiof {
239				compatible = "intel,ich6-gpio";
240				u-boot,dm-pre-reloc;
241				reg = <0xA0 0x20>;
242				bank-name = "F";
243				use-lvl-write-cache;
244			};
245		};
246	};
247
248	fsp {
249		compatible = "intel,baytrail-fsp";
250		fsp,mrc-init-tseg-size = <MRC_INIT_TSEG_SIZE_1MB>;
251		fsp,mrc-init-mmio-size = <MRC_INIT_MMIO_SIZE_2048MB>;
252		fsp,mrc-init-spd-addr1 = <0xa0>;
253		fsp,mrc-init-spd-addr2 = <0xa2>;
254		fsp,emmc-boot-mode = <EMMC_BOOT_MODE_AUTO>;
255		fsp,enable-sdio;
256		fsp,enable-sdcard;
257		fsp,enable-hsuart1;
258		fsp,enable-spi;
259		fsp,enable-sata;
260		fsp,sata-mode = <SATA_MODE_AHCI>;
261		fsp,lpe-mode = <LPE_MODE_PCI>;
262		fsp,lpss-sio-mode = <LPSS_SIO_MODE_PCI>;
263		fsp,enable-dma0;
264		fsp,enable-dma1;
265		fsp,enable-pwm0;
266		fsp,enable-pwm1;
267		fsp,igd-dvmt50-pre-alloc = <IGD_DVMT50_PRE_ALLOC_64MB>;
268		fsp,aperture-size = <APERTURE_SIZE_256MB>;
269		fsp,gtt-size = <GTT_SIZE_2MB>;
270		fsp,scc-mode = <SCC_MODE_PCI>;
271		fsp,os-selection = <OS_SELECTION_LINUX>;
272		fsp,emmc45-ddr50-enabled;
273		fsp,emmc45-retune-timer-value = <8>;
274		fsp,enable-igd;
275		fsp,enable-memory-down;
276		fsp,memory-down-params {
277			compatible = "intel,baytrail-fsp-mdp";
278			fsp,dram-speed = <DRAM_SPEED_1333MTS>;
279			fsp,dram-type = <DRAM_TYPE_DDR3L>;
280			fsp,dimm-0-enable;
281			fsp,dimm-1-enable;
282			fsp,dimm-width = <DIMM_WIDTH_X16>;
283			fsp,dimm-density = <DIMM_DENSITY_4GBIT>;
284			fsp,dimm-bus-width = <DIMM_BUS_WIDTH_64BITS>;
285			fsp,dimm-sides = <DIMM_SIDES_1RANKS>;
286
287			/* These following values might need a re-visit */
288			fsp,dimm-tcl = <8>;
289			fsp,dimm-trpt-rcd = <8>;
290			fsp,dimm-twr = <8>;
291			fsp,dimm-twtr = <4>;
292			fsp,dimm-trrd = <6>;
293			fsp,dimm-trtp = <4>;
294			fsp,dimm-tfaw = <22>;
295		};
296	};
297
298	microcode {
299		update@0 {
300#include "microcode/m0130673325.dtsi"
301		};
302		update@1 {
303#include "microcode/m0130679907.dtsi"
304		};
305	};
306};
307