1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Google Cheza board device tree source
4 *
5 * Copyright 2018 Google LLC.
6 */
7
8 /dts-v1/;
9
10 #include "sdm845-cheza.dtsi"
11
12 / {
13 model = "Google Cheza (rev1)";
14 compatible = "google,cheza-rev1", "qcom,sdm845";
15
16 /*
17 * FIXED REGULATORS (not in sdm845-cheza.dtsi) - parents above children
18 */
19
20 /*
21 * NOTE: Technically pp3500_a is not the exact same signal as
22 * pp3500_a_vbob (there's a load switch between them and the EC can
23 * control pp3500_a via "en_pp3300_a"), but from the AP's point of
24 * view they are the same.
25 */
26 pp3500_a:
27 pp3500_a_vbob: pp3500-a-vbob-regulator {
28 compatible = "regulator-fixed";
29 regulator-name = "vreg_bob";
30
31 /*
32 * Comes on automatically when pp5000_ldo comes on, which
33 * comes on automatically when ppvar_sys comes on
34 */
35 regulator-always-on;
36 regulator-boot-on;
37 regulator-min-microvolt = <3500000>;
38 regulator-max-microvolt = <3500000>;
39
40 vin-supply = <&ppvar_sys>;
41 };
42
43 pp3300_dx_edp: pp3300-dx-edp-regulator {
44 /* Yes, it's really 3.5 despite the name of the signal */
45 regulator-min-microvolt = <3500000>;
46 regulator-max-microvolt = <3500000>;
47
48 vin-supply = <&pp3500_a>;
49 };
50 };
51
52 /* FIXED REGULATOR OVERRIDES (modifications to sdm845-cheza.dtsi) */
53
54 /*
55 * L19 and L28 technically go to 3.3V, but most boards have old AOP firmware
56 * that limits them to 3.0, and trying to run at 3.3V with that old firmware
57 * prevents the system from booting.
58 */
59 &src_pp3000_l19a {
60 regulator-min-microvolt = <3008000>;
61 regulator-max-microvolt = <3008000>;
62 };
63
64 &src_pp3300_l22a {
65 /delete-property/regulator-boot-on;
66 /delete-property/regulator-always-on;
67 };
68
69 &src_pp3300_l28a {
70 regulator-min-microvolt = <3008000>;
71 regulator-max-microvolt = <3008000>;
72 };
73
74 &src_vreg_bob {
75 regulator-min-microvolt = <3500000>;
76 regulator-max-microvolt = <3500000>;
77 vin-supply = <&pp3500_a_vbob>;
78 };
79
80 /*
81 * NON-REGULATOR OVERRIDES
82 * (modifications to sdm845-cheza.dtsi) - alphabetized by dtsi label
83 */
84
85 /* PINCTRL - board-specific pinctrl */
86
87 &tlmm {
88 gpio-line-names = "AP_SPI_FP_MISO",
89 "AP_SPI_FP_MOSI",
90 "AP_SPI_FP_CLK",
91 "AP_SPI_FP_CS_L",
92 "UART_AP_TX_DBG_RX",
93 "UART_DBG_TX_AP_RX",
94 "",
95 "FP_RST_L",
96 "FCAM_EN",
97 "",
98 "EDP_BRIJ_IRQ",
99 "EC_IN_RW_ODL",
100 "",
101 "RCAM_MCLK",
102 "FCAM_MCLK",
103 "",
104 "RCAM_EN",
105 "CCI0_SDA",
106 "CCI0_SCL",
107 "CCI1_SDA",
108 "CCI1_SCL",
109 "FCAM_RST_L",
110 "",
111 "PEN_RST_L",
112 "PEN_IRQ_L",
113 "",
114 "RCAM_VSYNC",
115 "ESIM_MISO",
116 "ESIM_MOSI",
117 "ESIM_CLK",
118 "ESIM_CS_L",
119 "AP_PEN_1V8_SDA",
120 "AP_PEN_1V8_SCL",
121 "AP_TS_I2C_SDA",
122 "AP_TS_I2C_SCL",
123 "RCAM_RST_L",
124 "",
125 "AP_EDP_BKLTEN",
126 "AP_BRD_ID1",
127 "BOOT_CONFIG_4",
128 "AMP_IRQ_L",
129 "EDP_BRIJ_I2C_SDA",
130 "EDP_BRIJ_I2C_SCL",
131 "EN_PP3300_DX_EDP",
132 "SD_CD_ODL",
133 "BT_UART_RTS",
134 "BT_UART_CTS",
135 "BT_UART_RXD",
136 "BT_UART_TXD",
137 "AMP_I2C_SDA",
138 "AMP_I2C_SCL",
139 "AP_BRD_ID3",
140 "",
141 "AP_EC_SPI_CLK",
142 "AP_EC_SPI_CS_L",
143 "AP_EC_SPI_MISO",
144 "AP_EC_SPI_MOSI",
145 "FORCED_USB_BOOT",
146 "AMP_BCLK",
147 "AMP_LRCLK",
148 "AMP_DOUT",
149 "AMP_DIN",
150 "AP_BRD_ID2",
151 "PEN_PDCT_L",
152 "HP_MCLK",
153 "HP_BCLK",
154 "HP_LRCLK",
155 "HP_DOUT",
156 "HP_DIN",
157 "",
158 "",
159 "",
160 "",
161 "BT_SLIMBUS_DATA",
162 "BT_SLIMBUS_CLK",
163 "AMP_RESET_L",
164 "",
165 "FCAM_VSYNC",
166 "",
167 "AP_SKU_ID1",
168 "EC_WOV_BCLK",
169 "EC_WOV_LRCLK",
170 "EC_WOV_DOUT",
171 "",
172 "",
173 "AP_H1_SPI_MISO",
174 "AP_H1_SPI_MOSI",
175 "AP_H1_SPI_CLK",
176 "AP_H1_SPI_CS_L",
177 "",
178 "AP_SPI_CS0_L",
179 "AP_SPI_MOSI",
180 "AP_SPI_MISO",
181 "",
182 "",
183 "AP_SPI_CLK",
184 "",
185 "RFFE6_CLK",
186 "RFFE6_DATA",
187 "BOOT_CONFIG_1",
188 "BOOT_CONFIG_2",
189 "BOOT_CONFIG_0",
190 "EDP_BRIJ_EN",
191 "",
192 "USB_HS_TX_EN",
193 "UIM2_DATA",
194 "UIM2_CLK",
195 "UIM2_RST",
196 "UIM2_PRESENT",
197 "UIM1_DATA",
198 "UIM1_CLK",
199 "UIM1_RST",
200 "",
201 "AP_SKU_ID2",
202 "SDM_GRFC_8",
203 "SDM_GRFC_9",
204 "AP_RST_REQ",
205 "HP_IRQ",
206 "TS_RESET_L",
207 "PEN_EJECT_ODL",
208 "HUB_RST_L",
209 "FP_TO_AP_IRQ",
210 "AP_EC_INT_L",
211 "",
212 "",
213 "TS_INT_L",
214 "AP_SUSPEND_L",
215 "SDM_GRFC_3",
216 "",
217 "H1_AP_INT_ODL",
218 "QLINK_REQ",
219 "QLINK_EN",
220 "SDM_GRFC_2",
221 "BOOT_CONFIG_3",
222 "WMSS_RESET_L",
223 "SDM_GRFC_0",
224 "SDM_GRFC_1",
225 "RFFE3_DATA",
226 "RFFE3_CLK",
227 "RFFE4_DATA",
228 "RFFE4_CLK",
229 "RFFE5_DATA",
230 "RFFE5_CLK",
231 "GNSS_EN",
232 "WCI2_LTE_COEX_RXD",
233 "WCI2_LTE_COEX_TXD",
234 "AP_RAM_ID1",
235 "AP_RAM_ID2",
236 "RFFE1_DATA",
237 "RFFE1_CLK";
238 };
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