1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * dts file for KV260 revA Carrier Card
4 *
5 * (C) Copyright 2020 - 2021, Xilinx, Inc.
6 *
7 * SD level shifter:
8 * "A" – A01 board un-modified (NXP)
9 * "Y" – A01 board modified with legacy interposer (Nexperia)
10 * "Z" – A01 board modified with Diode interposer
11 *
12 * Michal Simek <michal.simek@xilinx.com>
13 */
14
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/net/ti-dp83867.h>
17 #include <dt-bindings/phy/phy.h>
18 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
19
20 /dts-v1/;
21 /plugin/;
22
23 &i2c1 { /* I2C_SCK C23/C24 - MIO from SOM */
24 #address-cells = <1>;
25 #size-cells = <0>;
26 pinctrl-names = "default", "gpio";
27 pinctrl-0 = <&pinctrl_i2c1_default>;
28 pinctrl-1 = <&pinctrl_i2c1_gpio>;
29 scl-gpios = <&gpio 24 GPIO_ACTIVE_HIGH>;
30 sda-gpios = <&gpio 25 GPIO_ACTIVE_HIGH>;
31
32 /* u14 - 0x40 - ina260 */
33 /* u27 - 0xe0 - STDP4320 DP/HDMI splitter */
34 };
35
36 &amba {
37 si5332_0: si5332_0 { /* u17 */
38 compatible = "fixed-clock";
39 #clock-cells = <0>;
40 clock-frequency = <125000000>;
41 };
42
43 si5332_1: si5332_1 { /* u17 */
44 compatible = "fixed-clock";
45 #clock-cells = <0>;
46 clock-frequency = <25000000>;
47 };
48
49 si5332_2: si5332_2 { /* u17 */
50 compatible = "fixed-clock";
51 #clock-cells = <0>;
52 clock-frequency = <48000000>;
53 };
54
55 si5332_3: si5332_3 { /* u17 */
56 compatible = "fixed-clock";
57 #clock-cells = <0>;
58 clock-frequency = <24000000>;
59 };
60
61 si5332_4: si5332_4 { /* u17 */
62 compatible = "fixed-clock";
63 #clock-cells = <0>;
64 clock-frequency = <26000000>;
65 };
66
67 si5332_5: si5332_5 { /* u17 */
68 compatible = "fixed-clock";
69 #clock-cells = <0>;
70 clock-frequency = <27000000>;
71 };
72 };
73
74 /* DP/USB 3.0 and SATA */
75 &psgtr {
76 status = "okay";
77 /* pcie, usb3, sata */
78 clocks = <&si5332_5>, <&si5332_4>, <&si5332_0>;
79 clock-names = "ref0", "ref1", "ref2";
80 };
81
82 &sata {
83 status = "okay";
84 /* SATA OOB timing settings */
85 ceva,p0-cominit-params = /bits/ 8 <0x18 0x40 0x18 0x28>;
86 ceva,p0-comwake-params = /bits/ 8 <0x06 0x14 0x08 0x0E>;
87 ceva,p0-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
88 ceva,p0-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
89 ceva,p1-cominit-params = /bits/ 8 <0x18 0x40 0x18 0x28>;
90 ceva,p1-comwake-params = /bits/ 8 <0x06 0x14 0x08 0x0E>;
91 ceva,p1-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
92 ceva,p1-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
93 phy-names = "sata-phy";
94 phys = <&psgtr 3 PHY_TYPE_SATA 1 2>;
95 };
96
97 &zynqmp_dpsub {
98 status = "disabled";
99 phy-names = "dp-phy0", "dp-phy1";
100 phys = <&psgtr 1 PHY_TYPE_DP 0 0>, <&psgtr 0 PHY_TYPE_DP 1 0>;
101 };
102
103 &zynqmp_dpdma {
104 status = "okay";
105 };
106
107 &usb0 {
108 status = "okay";
109 pinctrl-names = "default";
110 pinctrl-0 = <&pinctrl_usb0_default>;
111 phy-names = "usb3-phy";
112 phys = <&psgtr 2 PHY_TYPE_USB3 0 1>;
113 /* missing usb5744 - u43 */
114 };
115
116 &dwc3_0 {
117 status = "okay";
118 dr_mode = "host";
119 snps,usb3_lpm_capable;
120 maximum-speed = "super-speed";
121 };
122
123 &sdhci1 { /* on CC with tuned parameters */
124 status = "okay";
125 pinctrl-names = "default";
126 pinctrl-0 = <&pinctrl_sdhci1_default>;
127 /*
128 * SD 3.0 requires level shifter and this property
129 * should be removed if the board has level shifter and
130 * need to work in UHS mode
131 */
132 no-1-8-v;
133 disable-wp;
134 xlnx,mio-bank = <1>;
135 };
136
137 &gem3 { /* required by spec */
138 status = "okay";
139 pinctrl-names = "default";
140 pinctrl-0 = <&pinctrl_gem3_default>;
141 phy-handle = <&phy0>;
142 phy-mode = "rgmii-id";
143
144 mdio: mdio {
145 #address-cells = <1>;
146 #size-cells = <0>;
147 reset-gpios = <&gpio 38 GPIO_ACTIVE_LOW>;
148 reset-delay-us = <2>;
149
150 phy0: ethernet-phy@1 {
151 #phy-cells = <1>;
152 reg = <1>;
153 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
154 ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_75_NS>;
155 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
156 ti,dp83867-rxctrl-strap-quirk;
157 };
158 };
159 };
160
161 &pinctrl0 { /* required by spec */
162 status = "okay";
163
164 pinctrl_uart1_default: uart1-default {
165 conf {
166 groups = "uart1_9_grp";
167 slew-rate = <SLEW_RATE_SLOW>;
168 power-source = <IO_STANDARD_LVCMOS18>;
169 drive-strength = <12>;
170 };
171
172 conf-rx {
173 pins = "MIO37";
174 bias-high-impedance;
175 };
176
177 conf-tx {
178 pins = "MIO36";
179 bias-disable;
180 };
181
182 mux {
183 groups = "uart1_9_grp";
184 function = "uart1";
185 };
186 };
187
188 pinctrl_i2c1_default: i2c1-default {
189 conf {
190 groups = "i2c1_6_grp";
191 bias-pull-up;
192 slew-rate = <SLEW_RATE_SLOW>;
193 power-source = <IO_STANDARD_LVCMOS18>;
194 };
195
196 mux {
197 groups = "i2c1_6_grp";
198 function = "i2c1";
199 };
200 };
201
202 pinctrl_i2c1_gpio: i2c1-gpio {
203 conf {
204 groups = "gpio0_24_grp", "gpio0_25_grp";
205 slew-rate = <SLEW_RATE_SLOW>;
206 power-source = <IO_STANDARD_LVCMOS18>;
207 };
208
209 mux {
210 groups = "gpio0_24_grp", "gpio0_25_grp";
211 function = "gpio0";
212 };
213 };
214
215 pinctrl_gem3_default: gem3-default {
216 conf {
217 groups = "ethernet3_0_grp";
218 slew-rate = <SLEW_RATE_SLOW>;
219 power-source = <IO_STANDARD_LVCMOS18>;
220 };
221
222 conf-rx {
223 pins = "MIO70", "MIO72", "MIO74";
224 bias-high-impedance;
225 low-power-disable;
226 };
227
228 conf-bootstrap {
229 pins = "MIO71", "MIO73", "MIO75";
230 bias-disable;
231 low-power-disable;
232 };
233
234 conf-tx {
235 pins = "MIO64", "MIO65", "MIO66",
236 "MIO67", "MIO68", "MIO69";
237 bias-disable;
238 low-power-enable;
239 };
240
241 conf-mdio {
242 groups = "mdio3_0_grp";
243 slew-rate = <SLEW_RATE_SLOW>;
244 power-source = <IO_STANDARD_LVCMOS18>;
245 bias-disable;
246 };
247
248 mux-mdio {
249 function = "mdio3";
250 groups = "mdio3_0_grp";
251 };
252
253 mux {
254 function = "ethernet3";
255 groups = "ethernet3_0_grp";
256 };
257 };
258
259 pinctrl_usb0_default: usb0-default {
260 conf {
261 groups = "usb0_0_grp";
262 slew-rate = <SLEW_RATE_SLOW>;
263 power-source = <IO_STANDARD_LVCMOS18>;
264 };
265
266 conf-rx {
267 pins = "MIO52", "MIO53", "MIO55";
268 bias-high-impedance;
269 };
270
271 conf-tx {
272 pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59",
273 "MIO60", "MIO61", "MIO62", "MIO63";
274 bias-disable;
275 };
276
277 mux {
278 groups = "usb0_0_grp";
279 function = "usb0";
280 };
281 };
282
283 pinctrl_sdhci1_default: sdhci1-default {
284 conf {
285 groups = "sdio1_0_grp";
286 slew-rate = <SLEW_RATE_SLOW>;
287 power-source = <IO_STANDARD_LVCMOS18>;
288 bias-disable;
289 };
290
291 conf-cd {
292 groups = "sdio1_cd_0_grp";
293 bias-high-impedance;
294 bias-pull-up;
295 slew-rate = <SLEW_RATE_SLOW>;
296 power-source = <IO_STANDARD_LVCMOS18>;
297 };
298
299 mux-cd {
300 groups = "sdio1_cd_0_grp";
301 function = "sdio1_cd";
302 };
303
304 mux {
305 groups = "sdio1_0_grp";
306 function = "sdio1";
307 };
308 };
309 };
310
311 &uart1 {
312 status = "okay";
313 pinctrl-names = "default";
314 pinctrl-0 = <&pinctrl_uart1_default>;
315 };
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