1 // SPDX-License-Identifier: GPL-2.0-only OR MIT
2 /*
3 * AM625 SK: https://www.ti.com/lit/zip/sprr448
4 *
5 * Copyright (C) 2021-2024 Texas Instruments Incorporated - https://www.ti.com/
6 */
7
8 /dts-v1/;
9
10 #include "k3-am62x-sk-common.dtsi"
11
12 / {
13 compatible = "ti,am625-sk", "ti,am625";
14 model = "Texas Instruments AM625 SK";
15
16 opp-table {
17 /* Add 1.4GHz OPP for am625-sk board. Requires VDD_CORE to be at 0.85V */
18 opp-1400000000 {
19 opp-hz = /bits/ 64 <1400000000>;
20 opp-supported-hw = <0x01 0x0004>;
21 clock-latency-ns = <6000000>;
22 };
23 };
24
25 memory@80000000 {
26 device_type = "memory";
27 /* 2G RAM */
28 reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
29
30 };
31
32 vmain_pd: regulator-0 {
33 /* TPS65988 PD CONTROLLER OUTPUT */
34 bootph-all;
35 compatible = "regulator-fixed";
36 regulator-name = "vmain_pd";
37 regulator-min-microvolt = <5000000>;
38 regulator-max-microvolt = <5000000>;
39 regulator-always-on;
40 regulator-boot-on;
41 };
42
43 vcc_5v0: regulator-1 {
44 /* Output of LM34936 */
45 bootph-all;
46 compatible = "regulator-fixed";
47 regulator-name = "vcc_5v0";
48 regulator-min-microvolt = <5000000>;
49 regulator-max-microvolt = <5000000>;
50 vin-supply = <&vmain_pd>;
51 regulator-always-on;
52 regulator-boot-on;
53 };
54
55 vcc_3v3_sys: regulator-2 {
56 /* output of LM61460-Q1 */
57 bootph-all;
58 compatible = "regulator-fixed";
59 regulator-name = "vcc_3v3_sys";
60 regulator-min-microvolt = <3300000>;
61 regulator-max-microvolt = <3300000>;
62 vin-supply = <&vmain_pd>;
63 regulator-always-on;
64 regulator-boot-on;
65 };
66
67 vdd_mmc1: regulator-3 {
68 /* TPS22918DBVR */
69 bootph-all;
70 compatible = "regulator-fixed";
71 regulator-name = "vdd_mmc1";
72 regulator-min-microvolt = <3300000>;
73 regulator-max-microvolt = <3300000>;
74 regulator-boot-on;
75 enable-active-high;
76 vin-supply = <&vcc_3v3_sys>;
77 gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
78 };
79
80 vdd_sd_dv: regulator-4 {
81 /* Output of TLV71033 */
82 bootph-all;
83 compatible = "regulator-gpio";
84 regulator-name = "tlv71033";
85 pinctrl-names = "default";
86 pinctrl-0 = <&vdd_sd_dv_pins_default>;
87 regulator-min-microvolt = <1800000>;
88 regulator-max-microvolt = <3300000>;
89 regulator-boot-on;
90 vin-supply = <&vcc_5v0>;
91 gpios = <&main_gpio0 31 GPIO_ACTIVE_HIGH>;
92 states = <1800000 0x0>,
93 <3300000 0x1>;
94 };
95
96 vcc_1v8: regulator-5 {
97 /* output of TPS6282518DMQ */
98 compatible = "regulator-fixed";
99 regulator-name = "vcc_1v8";
100 regulator-min-microvolt = <1800000>;
101 regulator-max-microvolt = <1800000>;
102 vin-supply = <&vcc_3v3_sys>;
103 regulator-always-on;
104 regulator-boot-on;
105 };
106 };
107
108 &main_pmx0 {
109 main_rgmii2_pins_default: main-rgmii2-default-pins {
110 bootph-all;
111 pinctrl-single,pins = <
112 AM62X_IOPAD(0x184, PIN_INPUT, 0) /* (AE23) RGMII2_RD0 */
113 AM62X_IOPAD(0x188, PIN_INPUT, 0) /* (AB20) RGMII2_RD1 */
114 AM62X_IOPAD(0x18c, PIN_INPUT, 0) /* (AC21) RGMII2_RD2 */
115 AM62X_IOPAD(0x190, PIN_INPUT, 0) /* (AE22) RGMII2_RD3 */
116 AM62X_IOPAD(0x180, PIN_INPUT, 0) /* (AD23) RGMII2_RXC */
117 AM62X_IOPAD(0x17c, PIN_INPUT, 0) /* (AD22) RGMII2_RX_CTL */
118 AM62X_IOPAD(0x16c, PIN_OUTPUT, 0) /* (Y18) RGMII2_TD0 */
119 AM62X_IOPAD(0x170, PIN_OUTPUT, 0) /* (AA18) RGMII2_TD1 */
120 AM62X_IOPAD(0x174, PIN_OUTPUT, 0) /* (AD21) RGMII2_TD2 */
121 AM62X_IOPAD(0x178, PIN_OUTPUT, 0) /* (AC20) RGMII2_TD3 */
122 AM62X_IOPAD(0x168, PIN_OUTPUT, 0) /* (AE21) RGMII2_TXC */
123 AM62X_IOPAD(0x164, PIN_OUTPUT, 0) /* (AA19) RGMII2_TX_CTL */
124 >;
125 };
126
127 ospi0_pins_default: ospi0-default-pins {
128 bootph-all;
129 pinctrl-single,pins = <
130 AM62X_IOPAD(0x000, PIN_OUTPUT, 0) /* (H24) OSPI0_CLK */
131 AM62X_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F23) OSPI0_CSn0 */
132 AM62X_IOPAD(0x00c, PIN_INPUT, 0) /* (E25) OSPI0_D0 */
133 AM62X_IOPAD(0x010, PIN_INPUT, 0) /* (G24) OSPI0_D1 */
134 AM62X_IOPAD(0x014, PIN_INPUT, 0) /* (F25) OSPI0_D2 */
135 AM62X_IOPAD(0x018, PIN_INPUT, 0) /* (F24) OSPI0_D3 */
136 AM62X_IOPAD(0x01c, PIN_INPUT, 0) /* (J23) OSPI0_D4 */
137 AM62X_IOPAD(0x020, PIN_INPUT, 0) /* (J25) OSPI0_D5 */
138 AM62X_IOPAD(0x024, PIN_INPUT, 0) /* (H25) OSPI0_D6 */
139 AM62X_IOPAD(0x028, PIN_INPUT, 0) /* (J22) OSPI0_D7 */
140 AM62X_IOPAD(0x008, PIN_INPUT, 0) /* (J24) OSPI0_DQS */
141 >;
142 };
143
144 vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
145 bootph-all;
146 pinctrl-single,pins = <
147 AM62X_IOPAD(0x07c, PIN_OUTPUT, 7) /* (P25) GPMC0_CLK.GPIO0_31 */
148 >;
149 };
150
151 main_gpio1_ioexp_intr_pins_default: main-gpio1-ioexp-intr-default-pins {
152 bootph-all;
153 pinctrl-single,pins = <
154 AM62X_IOPAD(0x01d4, PIN_INPUT, 7) /* (B15) UART0_RTSn.GPIO1_23 */
155 >;
156 };
157 };
158
159 &main_gpio0 {
160 bootph-all;
161 };
162
163 &main_gpio1 {
164 bootph-all;
165 };
166
167 &main_i2c1 {
168 bootph-all;
169 exp1: gpio@22 {
170 bootph-all;
171 compatible = "ti,tca6424";
172 reg = <0x22>;
173 gpio-controller;
174 #gpio-cells = <2>;
175 gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST",
176 "PRU_DETECT", "MMC1_SD_EN",
177 "VPP_LDO_EN", "EXP_PS_3V3_En",
178 "EXP_PS_5V0_En", "EXP_HAT_DETECT",
179 "GPIO_AUD_RSTn", "GPIO_eMMC_RSTn",
180 "UART1_FET_BUF_EN", "WL_LT_EN",
181 "GPIO_HDMI_RSTn", "CSI_GPIO1",
182 "CSI_GPIO2", "PRU_3V3_EN",
183 "HDMI_INTn", "PD_I2C_IRQ",
184 "MCASP1_FET_EN", "MCASP1_BUF_BT_EN",
185 "MCASP1_FET_SEL", "UART1_FET_SEL",
186 "TSINT#", "IO_EXP_TEST_LED";
187
188 interrupt-parent = <&main_gpio1>;
189 interrupts = <23 IRQ_TYPE_EDGE_FALLING>;
190 interrupt-controller;
191 #interrupt-cells = <2>;
192
193 pinctrl-names = "default";
194 pinctrl-0 = <&main_gpio1_ioexp_intr_pins_default>;
195 };
196 };
197
198 &sdhci1 {
199 vmmc-supply = <&vdd_mmc1>;
200 vqmmc-supply = <&vdd_sd_dv>;
201 };
202
203 &cpsw3g {
204 pinctrl-names = "default";
205 pinctrl-0 = <&main_rgmii1_pins_default>, <&main_rgmii2_pins_default>;
206 };
207
208 &cpsw_port2 {
209 phy-mode = "rgmii-rxid";
210 phy-handle = <&cpsw3g_phy1>;
211 };
212
213 &cpsw3g_mdio {
214 cpsw3g_phy1: ethernet-phy@1 {
215 reg = <1>;
216 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
217 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
218 ti,min-output-impedance;
219 };
220 };
221
222 &mailbox0_cluster0 {
223 mbox_m4_0: mbox-m4-0 {
224 ti,mbox-rx = <0 0 0>;
225 ti,mbox-tx = <1 0 0>;
226 };
227 };
228
229 &fss {
230 bootph-all;
231 };
232
233 &ospi0 {
234 bootph-all;
235 status = "okay";
236 pinctrl-names = "default";
237 pinctrl-0 = <&ospi0_pins_default>;
238
239 flash@0 {
240 bootph-all;
241 compatible = "jedec,spi-nor";
242 reg = <0x0>;
243 spi-tx-bus-width = <8>;
244 spi-rx-bus-width = <8>;
245 spi-max-frequency = <25000000>;
246 cdns,tshsl-ns = <60>;
247 cdns,tsd2d-ns = <60>;
248 cdns,tchsh-ns = <60>;
249 cdns,tslch-ns = <60>;
250 cdns,read-delay = <4>;
251
252 partitions {
253 bootph-all;
254 compatible = "fixed-partitions";
255 #address-cells = <1>;
256 #size-cells = <1>;
257
258 partition@0 {
259 label = "ospi.tiboot3";
260 reg = <0x0 0x80000>;
261 };
262
263 partition@80000 {
264 label = "ospi.tispl";
265 reg = <0x80000 0x200000>;
266 };
267
268 partition@280000 {
269 label = "ospi.u-boot";
270 reg = <0x280000 0x400000>;
271 };
272
273 partition@680000 {
274 label = "ospi.env";
275 reg = <0x680000 0x40000>;
276 };
277
278 partition@6c0000 {
279 label = "ospi.env.backup";
280 reg = <0x6c0000 0x40000>;
281 };
282
283 partition@800000 {
284 label = "ospi.rootfs";
285 reg = <0x800000 0x37c0000>;
286 };
287
288 partition@3fc0000 {
289 bootph-pre-ram;
290 label = "ospi.phypattern";
291 reg = <0x3fc0000 0x40000>;
292 };
293 };
294 };
295 };
296
297 &tlv320aic3106 {
298 DVDD-supply = <&vcc_1v8>;
299 };
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