am335x-bonegreen-wireless.dts

Version: - FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10

    1 // SPDX-License-Identifier: GPL-2.0-only
    2 /*
    3  * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
    4  */
    5 /dts-v1/;
    6 
    7 #include "am33xx.dtsi"
    8 #include "am335x-bone-common.dtsi"
    9 #include "am335x-bonegreen-common.dtsi"
   10 #include <dt-bindings/interrupt-controller/irq.h>
   11 
   12 / {
   13         model = "TI AM335x BeagleBone Green Wireless";
   14         compatible = "ti,am335x-bone-green-wireless", "ti,am335x-bone-green", "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
   15 
   16         wlan_en_reg: fixedregulator@2 {
   17                 compatible = "regulator-fixed";
   18                 regulator-name = "wlan-en-regulator";
   19                 regulator-min-microvolt = <1800000>;
   20                 regulator-max-microvolt = <1800000>;
   21                 startup-delay-us = <70000>;
   22 
   23                 /* WL_EN */
   24                 gpio = <&gpio0 26 0>;
   25                 enable-active-high;
   26         };
   27 };
   28 
   29 &am33xx_pinmux {
   30         bt_pins: pinmux_bt_pins {
   31                 pinctrl-single,pins = <
   32                         AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_OUTPUT_PULLUP, MUX_MODE7)      /* gpmc_ad12.gpio1_28 BT_EN */
   33                 >;
   34         };
   35 
   36         mmc3_pins: pinmux_mmc3_pins {
   37                 pinctrl-single,pins = <
   38                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_ad12.mmc2_dat0 */
   39                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_ad13.mmc2_dat1 */
   40                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_ad14.mmc2_dat2 */
   41                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_ad15.mmc2_dat3 */
   42                         AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_csn3.mmc2_cmd */
   43                         AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3)        /* gpmc_clk.mmc2_clk */
   44                 >;
   45         };
   46 
   47         uart3_pins: pinmux_uart3_pins {
   48                 pinctrl-single,pins = <
   49                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE1)       /* gmii1_rxd3.uart3_rxd */
   50                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE1)    /* gmii1_rxd2.uart3_txd */
   51                         AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT, MUX_MODE3)           /* mdio_data.uart3_ctsn */
   52                         AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLDOWN, MUX_MODE3)  /* mdio_clk.uart3_rtsn */
   53                 >;
   54         };
   55 
   56         wl18xx_pins: pinmux_wl18xx_pins {
   57                 pinctrl-single,pins = <
   58                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT_PULLDOWN, MUX_MODE7)    /* gpmc_ad10.gpio0_26 WL_EN */
   59                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLDOWN, MUX_MODE7)     /* gpmc_ad11.gpio0_27 WL_IRQ */
   60                         AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT_PULLUP, MUX_MODE7)      /* gpmc_csn0.gpio1_29 LS_BUF_EN */
   61                 >;
   62         };
   63 };
   64 
   65 &mac_sw {
   66         status = "disabled";
   67 };
   68 
   69 &mmc3 {
   70         dmas = <&edma_xbar 12 0 1
   71                 &edma_xbar 13 0 2>;
   72         dma-names = "tx", "rx";
   73         status = "okay";
   74         vmmc-supply = <&wlan_en_reg>;
   75         bus-width = <4>;
   76         non-removable;
   77         cap-power-off-card;
   78         keep-power-in-suspend;
   79         pinctrl-names = "default";
   80         pinctrl-0 = <&mmc3_pins &wl18xx_pins>;
   81 
   82         #address-cells = <1>;
   83         #size-cells = <0>;
   84         wlcore: wlcore@2 {
   85                 compatible = "ti,wl1835";
   86                 reg = <2>;
   87                 interrupt-parent = <&gpio0>;
   88                 interrupts = <27 IRQ_TYPE_EDGE_RISING>;
   89         };
   90 };
   91 
   92 &uart3 {
   93         pinctrl-names = "default";
   94         pinctrl-0 = <&uart3_pins &bt_pins>;
   95         status = "okay";
   96 
   97         bluetooth {
   98                 compatible = "ti,wl1835-st";
   99                 enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
  100         };
  101 };
  102 
  103 &gpio1 {
  104         ls-buf-en-hog {
  105                 gpio-hog;
  106                 gpios = <29 GPIO_ACTIVE_HIGH>;
  107                 output-high;
  108                 line-name = "LS_BUF_EN";
  109         };
  110 };
  111 
  112 /* BT_AUD_OUT from wl1835 has to be pulled low when WL_EN is activated.*/
  113 /* in case it isn't, wilink8 ends up in one of the test modes that     */
  114 /* intruces various issues (elp wkaeup timeouts etc.)                  */
  115 /* On the BBGW this pin is routed through the level shifter (U21) that */
  116 /* introduces a pullup on the line and wilink8 ends up in a bad state. */
  117 /* use a gpio hog to force this pin low. An alternative may be adding  */
  118 /* an external pulldown on U21 pin 4.                                  */
  119 
  120 &gpio3 {
  121         bt-aud-in-hog {
  122                 gpio-hog;
  123                 gpios = <16 GPIO_ACTIVE_HIGH>;
  124                 output-low;
  125                 line-name = "MCASP0_AHCLKR";
  126         };
  127 };

Cache object: 8eae24b8feea8142099d4c3bcf23a211

[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.

FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/am335x-bonegreen-wireless.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/am335x-bonegreen-wireless.dts