0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003 * Copyright (C) 2021 Sancloud Ltd
0004 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
0005 */
0006 /dts-v1/;
0007
0008 #include "am33xx.dtsi"
0009 #include "am335x-bone-common.dtsi"
0010 #include "am335x-boneblack-common.dtsi"
0011 #include "am335x-sancloud-bbe-common.dtsi"
0012 #include <dt-bindings/interrupt-controller/irq.h>
0013
0014 / {
0015 model = "SanCloud BeagleBone Enhanced Extended WiFi";
0016 compatible = "sancloud,am335x-boneenhanced",
0017 "ti,am335x-bone-black",
0018 "ti,am335x-bone",
0019 "ti,am33xx";
0020
0021 wlan_en_reg: fixedregulator@2 {
0022 compatible = "regulator-fixed";
0023 regulator-name = "wlan-en-regulator";
0024 regulator-min-microvolt = <3300000>;
0025 regulator-max-microvolt = <3300000>;
0026 startup-delay-us = <100000>;
0027 };
0028 };
0029
0030 &am33xx_pinmux {
0031 mmc3_pins: pinmux_mmc3_pins {
0032 pinctrl-single,pins = <
0033 /* gpmc_a9.gpio1_25: RADIO_EN */
0034 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_OUTPUT_PULLUP, MUX_MODE7)
0035
0036 /* gpmc_ad12.mmc2_dat0 */
0037 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE3)
0038
0039 /* gpmc_ad13.mmc2_dat1 */
0040 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE3)
0041
0042 /* gpmc_ad14.mmc2_dat2 */
0043 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE3)
0044
0045 /* gpmc_ad15.mmc2_dat3 */
0046 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE3)
0047
0048 /* gpmc_csn3.mmc2_cmd */
0049 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3)
0050
0051 /* gpmc_clk.mmc2_clk */
0052 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3)
0053 >;
0054 };
0055
0056 bluetooth_pins: pinmux_bluetooth_pins {
0057 pinctrl-single,pins = <
0058 /* event_intr0.gpio0_19 */
0059 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE7)
0060 >;
0061 };
0062
0063 uart1_pins: pinmux_uart1_pins {
0064 pinctrl-single,pins = <
0065 /* uart1_rxd */
0066 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT, MUX_MODE0)
0067
0068 /* uart1_txd */
0069 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_INPUT, MUX_MODE0)
0070
0071 /* uart1_ctsn */
0072 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLDOWN, MUX_MODE0)
0073
0074 /* uart1_rtsn */
0075 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
0076 >;
0077 };
0078 };
0079
0080 &i2c2 {
0081 status = "disabled";
0082 };
0083
0084 &mmc3 {
0085 status = "okay";
0086 vmmc-supply = <&wlan_en_reg>;
0087 bus-width = <4>;
0088 non-removable;
0089 cap-power-off-card;
0090 ti,needs-special-hs-handling;
0091 keep-power-in-suspend;
0092 pinctrl-names = "default";
0093 pinctrl-0 = <&mmc3_pins>;
0094 dmas = <&edma_xbar 12 0 1
0095 &edma_xbar 13 0 2>;
0096 dma-names = "tx", "rx";
0097 clock-frequency = <50000000>;
0098 max-frequency = <50000000>;
0099 };
0100
0101 &uart1 {
0102 status = "okay";
0103
0104 bluetooth {
0105 pinctrl-names = "default";
0106 pinctrl-0 = <&uart1_pins &bluetooth_pins>;
0107 compatible = "qcom,qca6174-bt";
0108 enable-gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
0109 clocks = <&l4ls_clkctrl AM3_L4LS_UART2_CLKCTRL 0>;
0110 interrupt-parent = <&gpio0>;
0111 interrupts = <19 IRQ_TYPE_EDGE_RISING>;
0112 };
0113 };
