1 // SPDX-License-Identifier: GPL-2.0-only OR MI
2 /*
3 * AM62x LP SK: https://www.ti.com/tool/SK-AM6
4 *
5 * Copyright (C) 2021-2024 Texas Instruments I
6 */
7
8 /dts-v1/;
9
10 #include "k3-am62x-sk-common.dtsi"
11
12 / {
13 compatible = "ti,am62-lp-sk", "ti,am62
14 model = "Texas Instruments AM62x LP SK
15
16 vmain_pd: regulator-0 {
17 /* TPS65988 PD CONTROLLER OUTP
18 compatible = "regulator-fixed"
19 regulator-name = "vmain_pd";
20 regulator-min-microvolt = <500
21 regulator-max-microvolt = <500
22 regulator-always-on;
23 regulator-boot-on;
24 };
25
26 vcc_5v0: regulator-1 {
27 /* Output of TPS630702RNMR */
28 compatible = "regulator-fixed"
29 regulator-name = "vcc_5v0";
30 regulator-min-microvolt = <500
31 regulator-max-microvolt = <500
32 vin-supply = <&vmain_pd>;
33 regulator-always-on;
34 regulator-boot-on;
35 };
36
37 vcc_3v3_sys: regulator-2 {
38 /* output of LM61460-Q1 */
39 compatible = "regulator-fixed"
40 regulator-name = "vcc_3v3_sys"
41 regulator-min-microvolt = <330
42 regulator-max-microvolt = <330
43 vin-supply = <&vmain_pd>;
44 regulator-always-on;
45 regulator-boot-on;
46 };
47
48 vdd_mmc1: regulator-3 {
49 /* TPS22918DBVR */
50 compatible = "regulator-fixed"
51 regulator-name = "vdd_mmc1";
52 regulator-min-microvolt = <330
53 regulator-max-microvolt = <330
54 regulator-boot-on;
55 enable-active-high;
56 vin-supply = <&vcc_3v3_sys>;
57 gpio = <&exp1 3 GPIO_ACTIVE_HI
58 };
59
60 vddshv_sdio: regulator-4 {
61 compatible = "regulator-gpio";
62 regulator-name = "vddshv_sdio"
63 pinctrl-names = "default";
64 pinctrl-0 = <&vddshv_sdio_pins
65 regulator-min-microvolt = <180
66 regulator-max-microvolt = <330
67 regulator-boot-on;
68 vin-supply = <&ldo1_reg>;
69 gpios = <&main_gpio0 31 GPIO_A
70 states = <1800000 0x0>,
71 <3300000 0x1>;
72 };
73 };
74
75 &main_pmx0 {
76 vddshv_sdio_pins_default: vddshv-sdio-
77 pinctrl-single,pins = <
78 AM62X_IOPAD(0x07c, PIN
79 >;
80 };
81
82 main_gpio1_ioexp_intr_pins_default: ma
83 pinctrl-single,pins = <
84 AM62X_IOPAD(0x01d4, PI
85 >;
86 };
87
88 pmic_irq_pins_default: pmic-irq-defaul
89 pinctrl-single,pins = <
90 AM62X_IOPAD(0x01f4, PI
91 >;
92 };
93 };
94
95 &main_i2c1 {
96 exp1: gpio@22 {
97 compatible = "ti,tca6424";
98 reg = <0x22>;
99 gpio-controller;
100 #gpio-cells = <2>;
101 gpio-line-names = "GPIO_CPSW2_
102 "PRU_DETECT
103 "VPP_LDO_EN
104 "EXP_PS_5V0
105 "GPIO_AUD_R
106 "UART1_FET_
107 "GPIO_HDMI_
108 "CSI_GPIO1"
109 "HDMI_INTn"
110 "MCASP1_FET
111 "MCASP1_FET
112 "", "IO_EXP
113
114 interrupt-parent = <&main_gpio
115 interrupts = <23 IRQ_TYPE_EDGE
116 interrupt-controller;
117 #interrupt-cells = <2>;
118
119 pinctrl-names = "default";
120 pinctrl-0 = <&main_gpio1_ioexp
121 };
122
123 exp2: gpio@23 {
124 compatible = "ti,tca6424";
125 reg = <0x23>;
126 gpio-controller;
127 #gpio-cells = <2>;
128 gpio-line-names = "", "",
129 "", "",
130 "", "",
131 "", "",
132 "WL_LT_EN",
133 "", "",
134 "", "",
135 "", "",
136 "SPI0_FET_S
137 "GPIO_OLDI_
138 "", "",
139 "CSI_VLDO_S
140 };
141 };
142
143 &sdhci1 {
144 vmmc-supply = <&vdd_mmc1>;
145 vqmmc-supply = <&vddshv_sdio>;
146 };
147
148 &cpsw_port2 {
149 status = "disabled";
150 };
151
152 &main_i2c0 {
153 tps65219: pmic@30 {
154 compatible = "ti,tps65219";
155 reg = <0x30>;
156 buck1-supply = <&vcc_3v3_sys>;
157 buck2-supply = <&vcc_3v3_sys>;
158 buck3-supply = <&vcc_3v3_sys>;
159 ldo1-supply = <&vcc_3v3_sys>;
160 ldo2-supply = <&buck2_reg>;
161 ldo3-supply = <&vcc_3v3_sys>;
162 ldo4-supply = <&vcc_3v3_sys>;
163
164 pinctrl-names = "default";
165 pinctrl-0 = <&pmic_irq_pins_de
166
167 interrupt-parent = <&gic500>;
168 interrupts = <GIC_SPI 224 IRQ_
169
170 regulators {
171 buck1_reg: buck1 {
172 regulator-name
173 regulator-min-
174 regulator-max-
175 regulator-boot
176 regulator-alwa
177 };
178
179 buck2_reg: buck2 {
180 regulator-name
181 regulator-min-
182 regulator-max-
183 regulator-boot
184 regulator-alwa
185 };
186
187 buck3_reg: buck3 {
188 regulator-name
189 regulator-min-
190 regulator-max-
191 regulator-boot
192 regulator-alwa
193 };
194
195 ldo1_reg: ldo1 {
196 regulator-name
197 regulator-min-
198 regulator-max-
199 };
200
201 ldo2_reg: ldo2 {
202 regulator-name
203 regulator-min-
204 regulator-max-
205 regulator-boot
206 regulator-alwa
207 };
208
209 ldo3_reg: ldo3 {
210 regulator-name
211 regulator-min-
212 regulator-max-
213 regulator-boot
214 regulator-alwa
215 };
216
217 ldo4_reg: ldo4 {
218 regulator-name
219 regulator-min-
220 regulator-max-
221 regulator-boot
222 regulator-alwa
223 };
224 };
225 };
226 };
227
228 &tlv320aic3106 {
229 DVDD-supply = <&buck2_reg>;
230 };
231
232 &gpmc0 {
233 ranges = <0 0 0x00 0x51000000 0x010000
234 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.