1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2021 Sancloud Ltd
4 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
5 */
6 /dts-v1/;
7
8 #include "am33xx.dtsi"
9 #include "am335x-bone-common.dtsi"
10 #include "am335x-boneblack-common.dtsi"
11 #include "am335x-sancloud-bbe-common.dtsi"
12 #include <dt-bindings/interrupt-controller/irq.h>
13
14 / {
15 model = "SanCloud BeagleBone Enhanced Extended WiFi";
16 compatible = "sancloud,am335x-boneenhanced",
17 "ti,am335x-bone-black",
18 "ti,am335x-bone",
19 "ti,am33xx";
20
21 wlan_en_reg: fixedregulator@2 {
22 compatible = "regulator-fixed";
23 regulator-name = "wlan-en-regulator";
24 regulator-min-microvolt = <3300000>;
25 regulator-max-microvolt = <3300000>;
26 startup-delay-us = <100000>;
27 };
28 };
29
30 &am33xx_pinmux {
31 mmc3_pins: mmc3-pins {
32 pinctrl-single,pins = <
33 /* gpmc_a9.gpio1_25: RADIO_EN */
34 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_OUTPUT_PULLUP, MUX_MODE7)
35
36 /* gpmc_ad12.mmc2_dat0 */
37 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE3)
38
39 /* gpmc_ad13.mmc2_dat1 */
40 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE3)
41
42 /* gpmc_ad14.mmc2_dat2 */
43 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE3)
44
45 /* gpmc_ad15.mmc2_dat3 */
46 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE3)
47
48 /* gpmc_csn3.mmc2_cmd */
49 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3)
50
51 /* gpmc_clk.mmc2_clk */
52 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3)
53 >;
54 };
55
56 bluetooth_pins: bluetooth-pins {
57 pinctrl-single,pins = <
58 /* event_intr0.gpio0_19 */
59 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE7)
60 >;
61 };
62
63 uart1_pins: uart1-pins {
64 pinctrl-single,pins = <
65 /* uart1_rxd */
66 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT, MUX_MODE0)
67
68 /* uart1_txd */
69 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_INPUT, MUX_MODE0)
70
71 /* uart1_ctsn */
72 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLDOWN, MUX_MODE0)
73
74 /* uart1_rtsn */
75 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
76 >;
77 };
78 };
79
80 &i2c2 {
81 status = "disabled";
82 };
83
84 &mmc3 {
85 status = "okay";
86 vmmc-supply = <&wlan_en_reg>;
87 bus-width = <4>;
88 non-removable;
89 cap-power-off-card;
90 ti,needs-special-hs-handling;
91 keep-power-in-suspend;
92 pinctrl-names = "default";
93 pinctrl-0 = <&mmc3_pins>;
94 dmas = <&edma_xbar 12 0 1
95 &edma_xbar 13 0 2>;
96 dma-names = "tx", "rx";
97 clock-frequency = <50000000>;
98 max-frequency = <50000000>;
99 };
100
101 &uart1 {
102 status = "okay";
103
104 bluetooth {
105 pinctrl-names = "default";
106 pinctrl-0 = <&uart1_pins &bluetooth_pins>;
107 compatible = "qcom,qca6174-bt";
108 enable-gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
109 clocks = <&l4ls_clkctrl AM3_L4LS_UART2_CLKCTRL 0>;
110 interrupt-parent = <&gpio0>;
111 interrupts = <19 IRQ_TYPE_EDGE_RISING>;
112 };
113 };
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