xref: /aosp_15_r20/external/coreboot/src/mainboard/intel/kblrvp/variants/baseboard/devicetree.cb (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1chip soc/intel/skylake
2
3	# Enable deep Sx states
4	register "deep_s5_enable_ac" = "0"
5	register "deep_s5_enable_dc" = "0"
6	register "deep_sx_config" = "DSX_EN_LAN_WAKE_PIN"
7
8	# GPE configuration
9	# Note that GPE events called out in ASL code rely on this
10	# route. i.e. If this route changes then the affected GPE
11	# offset bits also need to be changed.
12	register "gpe0_dw0" = "GPP_B"
13	register "gpe0_dw1" = "GPP_D"
14	register "gpe0_dw2" = "GPP_E"
15
16	# Enable DPTF
17	register "dptf_enable" = "1"
18
19	# FSP Configuration
20	register "IoBufferOwnership" = "0"
21	register "ScsEmmcHs400Enabled" = "1"
22	register "SkipExtGfxScan" = "1"
23	register "SaGv" = "SaGv_Enabled"
24	register "PchHdaVcType" = "Vc1"
25
26	# Enabling SLP_S3#, SLP_S4#, SLP_SUS and SLP_A Stretch
27	# SLP_S3 Minimum Assertion Width. Values 0: 60us, 1: 1ms, 2: 50ms, 3: 2s
28	register "PmConfigSlpS3MinAssert" = "2"
29
30	# SLP_S4 Minimum Assertion Width. Values 0: default, 1: 1s, 2: 2s, 3: 3s, 4: 4s
31	register "PmConfigSlpS4MinAssert" = "4"
32
33	# SLP_SUS Minimum Assertion Width. Values 0: 0ms, 1: 500ms, 2: 1s, 3: 4s
34	register "PmConfigSlpSusMinAssert" = "3"
35
36	# SLP_A Minimum Assertion Width. Values 0: 0ms, 1: 4s, 2: 98ms, 3: 2s
37	register "PmConfigSlpAMinAssert" = "3"
38
39
40	# VR Settings Configuration for 4 Domains
41	#+----------------+-------+-------+-------+-------+
42	#| Domain/Setting |  SA   |  IA   | GTUS  |  GTS  |
43	#+----------------+-------+-------+-------+-------+
44	#| Psi1Threshold  | 20A   | 20A   | 20A   | 20A   |
45	#| Psi2Threshold  | 4A    | 5A    | 5A    | 5A    |
46	#| Psi3Threshold  | 1A    | 1A    | 1A    | 1A    |
47	#| Psi3Enable     | 1     | 1     | 1     | 1     |
48	#| Psi4Enable     | 1     | 1     | 1     | 1     |
49	#| ImonSlope      | 0     | 0     | 0     | 0     |
50	#| ImonOffset     | 0     | 0     | 0     | 0     |
51	#| IccMax         | 7A    | 34A   | 35A   | 35A   |
52	#| VrVoltageLimit | 1.52V | 1.52V | 1.52V | 1.52V |
53	#+----------------+-------+-------+-------+-------+
54	register "domain_vr_config[VR_SYSTEM_AGENT]" = "{
55		.vr_config_enable = 1,
56		.psi1threshold = VR_CFG_AMP(20),
57		.psi2threshold = VR_CFG_AMP(4),
58		.psi3threshold = VR_CFG_AMP(1),
59		.psi3enable = 1,
60		.psi4enable = 1,
61		.imon_slope = 0,
62		.imon_offset = 0,
63		.icc_max = VR_CFG_AMP(7),
64		.voltage_limit = 1520
65	}"
66
67	register "domain_vr_config[VR_IA_CORE]" = "{
68		.vr_config_enable = 1,
69		.psi1threshold = VR_CFG_AMP(20),
70		.psi2threshold = VR_CFG_AMP(5),
71		.psi3threshold = VR_CFG_AMP(1),
72		.psi3enable = 1,
73		.psi4enable = 1,
74		.imon_slope = 0,
75		.imon_offset = 0,
76		.icc_max = VR_CFG_AMP(34),
77		.voltage_limit = 1520
78	}"
79
80	register "domain_vr_config[VR_GT_UNSLICED]" = "{
81		.vr_config_enable = 1,
82		.psi1threshold = VR_CFG_AMP(20),
83		.psi2threshold = VR_CFG_AMP(5),
84		.psi3threshold = VR_CFG_AMP(1),
85		.psi3enable = 1,
86		.psi4enable = 1,
87		.imon_slope = 0,
88		.imon_offset = 0,
89		.icc_max = VR_CFG_AMP(35),
90		.voltage_limit = 1520
91	}"
92
93	register "domain_vr_config[VR_GT_SLICED]" = "{
94		.vr_config_enable = 1,
95		.psi1threshold = VR_CFG_AMP(20),
96		.psi2threshold = VR_CFG_AMP(5),
97		.psi3threshold = VR_CFG_AMP(1),
98		.psi3enable = 1,
99		.psi4enable = 1,
100		.imon_slope = 0,
101		.imon_offset = 0,
102		.icc_max = VR_CFG_AMP(35),
103		.voltage_limit = 1520
104	}"
105
106	# Send an extra VR mailbox command for the PS4 exit issue
107	register "SendVrMbxCmd" = "2"
108
109	device domain 0 on
110		device ref igpu		on  end
111		device ref sa_thermal	on  end
112		device ref south_xhci	on  end
113		device ref thermal	on  end
114		device ref i2c0		on  end
115		device ref i2c1		on  end
116		device ref i2c2		on  end
117		device ref i2c3		on  end
118		device ref heci1	on  end
119		device ref uart2	on  end
120		device ref i2c4		on  end
121		device ref pcie_rp1	on  end
122		device ref pcie_rp9	on  end
123		device ref uart0	on  end
124		device ref emmc		on  end
125		device ref sdxc		on  end
126		device ref smbus	on  end
127		device ref lpc_espi	on
128			# EC host command ranges are in 0x800-0x8ff & 0x200-0x20f
129			register "gen1_dec" = "0x00fc0801"
130		end
131		device ref fast_spi	on  end
132	end
133end
134