1 // SPDX-License-Identifier: GPL-2.0+ 1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2020 Facebook Inc. 2 // Copyright (c) 2020 Facebook Inc.
3 3
4 #include "aspeed-g6.dtsi" 4 #include "aspeed-g6.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h> 5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 6
7 / { 7 / {
8 aliases { 8 aliases {
9 mmc0 = &emmc; 9 mmc0 = &emmc;
10 spi1 = &spi1; 10 spi1 = &spi1;
11 spi2 = &spi_gpio; 11 spi2 = &spi_gpio;
12 }; 12 };
13 13
14 chosen { 14 chosen {
15 bootargs = "console=ttyS0,9600 15 bootargs = "console=ttyS0,9600n8 root=/dev/ram rw vmalloc=640M";
16 }; 16 };
17 17
18 memory@80000000 { 18 memory@80000000 {
19 device_type = "memory"; 19 device_type = "memory";
20 reg = <0x80000000 0x80000000>; 20 reg = <0x80000000 0x80000000>;
21 }; 21 };
22 22
23 /* 23 /*
24 * GPIO-based SPI Master is required t 24 * GPIO-based SPI Master is required to access SPI TPM, because
25 * full-duplex SPI transactions are no 25 * full-duplex SPI transactions are not supported by ASPEED SPI
26 * Controllers. 26 * Controllers.
27 */ 27 */
28 spi_gpio: spi { 28 spi_gpio: spi {
29 status = "okay"; 29 status = "okay";
30 compatible = "spi-gpio"; 30 compatible = "spi-gpio";
31 #address-cells = <1>; 31 #address-cells = <1>;
32 #size-cells = <0>; 32 #size-cells = <0>;
33 33
34 gpio-sck = <&gpio0 ASPEED_GPIO 34 gpio-sck = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
35 gpio-mosi = <&gpio0 ASPEED_GPI 35 gpio-mosi = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;
36 gpio-miso = <&gpio0 ASPEED_GPI 36 gpio-miso = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;
37 37
38 tpm@0 { 38 tpm@0 {
39 compatible = "infineon 39 compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
40 spi-max-frequency = <3 40 spi-max-frequency = <33000000>;
41 reg = <0>; 41 reg = <0>;
42 }; 42 };
43 }; 43 };
44 }; 44 };
45 45
46 &fmc { 46 &fmc {
47 status = "okay"; 47 status = "okay";
48 48
49 flash@0 { 49 flash@0 {
50 status = "okay"; 50 status = "okay";
51 m25p,fast-read; 51 m25p,fast-read;
52 label = "spi0.0"; 52 label = "spi0.0";
53 53
54 #include "facebook-bmc-flash-layout-128.dtsi" 54 #include "facebook-bmc-flash-layout-128.dtsi"
55 }; 55 };
56 56
57 flash@1 { 57 flash@1 {
58 status = "okay"; 58 status = "okay";
59 m25p,fast-read; 59 m25p,fast-read;
60 label = "spi0.1"; 60 label = "spi0.1";
61 61
62 partitions { 62 partitions {
63 compatible = "fixed-pa 63 compatible = "fixed-partitions";
64 #address-cells = <1>; 64 #address-cells = <1>;
65 #size-cells = <1>; 65 #size-cells = <1>;
66 66
67 flash1@0 { 67 flash1@0 {
68 reg = <0x0 0x8 68 reg = <0x0 0x8000000>;
69 label = "flash 69 label = "flash1";
70 }; 70 };
71 }; 71 };
72 }; 72 };
73 }; 73 };
74 74
75 &spi1 { 75 &spi1 {
76 status = "okay"; 76 status = "okay";
77 }; 77 };
78 78
79 &uart1 { 79 &uart1 {
80 status = "okay"; 80 status = "okay";
81 }; 81 };
82 82
83 &uart2 { 83 &uart2 {
84 status = "okay"; 84 status = "okay";
85 }; 85 };
86 86
87 &uart5 { 87 &uart5 {
88 status = "okay"; 88 status = "okay";
89 }; 89 };
90 90
91 &wdt1 { 91 &wdt1 {
92 status = "okay"; 92 status = "okay";
93 }; 93 };
94 94
95 &i2c0 { 95 &i2c0 {
96 status = "okay"; 96 status = "okay";
97 }; 97 };
98 98
99 &i2c1 { 99 &i2c1 {
100 status = "okay"; 100 status = "okay";
101 }; 101 };
102 102
103 &i2c2 { 103 &i2c2 {
104 status = "okay"; 104 status = "okay";
105 }; 105 };
106 106
107 &i2c3 { 107 &i2c3 {
108 status = "okay"; 108 status = "okay";
109 }; 109 };
110 110
111 &i2c4 { 111 &i2c4 {
112 status = "okay"; 112 status = "okay";
113 }; 113 };
114 114
115 &i2c5 { 115 &i2c5 {
116 status = "okay"; 116 status = "okay";
117 }; 117 };
118 118
119 &i2c6 { 119 &i2c6 {
120 status = "okay"; 120 status = "okay";
121 }; 121 };
122 122
123 &i2c7 { 123 &i2c7 {
124 status = "okay"; 124 status = "okay";
125 }; 125 };
126 126
127 &i2c8 { 127 &i2c8 {
128 status = "okay"; 128 status = "okay";
129 }; 129 };
130 130
131 &i2c9 { 131 &i2c9 {
132 status = "okay"; 132 status = "okay";
133 }; 133 };
134 134
135 &i2c10 { 135 &i2c10 {
136 status = "okay"; 136 status = "okay";
137 }; 137 };
138 138
139 &i2c12 { 139 &i2c12 {
140 status = "okay"; 140 status = "okay";
141 }; 141 };
142 142
143 &i2c13 { 143 &i2c13 {
144 status = "okay"; 144 status = "okay";
145 }; 145 };
146 146
147 &i2c15 { 147 &i2c15 {
148 status = "okay"; 148 status = "okay";
149 }; 149 };
150 150
151 &vhub { 151 &vhub {
152 status = "okay"; 152 status = "okay";
153 }; 153 };
154 154
155 &emmc_controller { 155 &emmc_controller {
156 status = "okay"; 156 status = "okay";
157 }; 157 };
158 158
159 &emmc { 159 &emmc {
160 status = "okay"; 160 status = "okay";
161 161
162 non-removable; 162 non-removable;
163 max-frequency = <25000000>; 163 max-frequency = <25000000>;
164 bus-width = <4>; 164 bus-width = <4>;
165 }; 165 };
166 166
167 &rtc { 167 &rtc {
168 status = "okay"; 168 status = "okay";
169 }; 169 };
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