[PATCH] ARM: dts: Add am335x-boneblue

Jason Kridner jkridner at beagleboard.org
Thu Jun 1 00:39:53 PDT 2017


On Tue, May 30, 2017 at 12:20 PM, Robert Nelson <robertcnelson at gmail.com> wrote:
> BeagleBone Blue is robotics-oriented version of the BeagleBone Black (BBB).
>
> This board can be indentified by the BLAx value after A335BNLT (BBB)
> in the at24 eeprom:
> BLAx [aa 55 33 ee 41 33 33 35  42 4e 4c 54 42 4c 41 30 |.U3.A335BNLTBLA2|]
>
> http://beagleboard.org/blue
> https://github.com/beagleboard/beaglebone-blue
>
> firmware: https://github.com/beagleboard/beaglebone-black-wireless/tree/master/firmware
> wl18xx mac address: /proc/device-tree/ocp/ethernet at 4a100000/slave at 4a100200/mac-address
>
> Signed-off-by: Robert Nelson <robertcnelson at gmail.com>
> CC: Tony Lindgren <tony at atomide.com>
> CC: Jason Kridner <jkridner at beagleboard.org>

Acked-by: Jason Kridner <jkridner at beagleboard.org>

Discussed offline the fact that the couple of connectors where we'd
like to support dynamic pinmuxing that the required pinmux helper code
is not upstream. Also, James has userspace drivers for some on-board
sensors, but it makes sense for us to use upstream kernel drivers
here. Thanks Robert!

> CC: Drew Fustini <drew at beagleboard.org>
> ---
>  arch/arm/boot/dts/Makefile            |   1 +
>  arch/arm/boot/dts/am335x-boneblue.dts | 460 ++++++++++++++++++++++++++++++++++
>  2 files changed, 461 insertions(+)
>  create mode 100644 arch/arm/boot/dts/am335x-boneblue.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 3bd29feb8298..2ff82a5e92ee 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -608,6 +608,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \
>         am335x-bone.dtb \
>         am335x-boneblack.dtb \
>         am335x-boneblack-wireless.dtb \
> +       am335x-boneblue.dtb \
>         am335x-bonegreen.dtb \
>         am335x-bonegreen-wireless.dtb \
>         am335x-chiliboard.dtb \
> diff --git a/arch/arm/boot/dts/am335x-boneblue.dts b/arch/arm/boot/dts/am335x-boneblue.dts
> new file mode 100644
> index 000000000000..d4f15771055c
> --- /dev/null
> +++ b/arch/arm/boot/dts/am335x-boneblue.dts
> @@ -0,0 +1,460 @@
> +/*
> + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +/dts-v1/;
> +
> +#include "am33xx.dtsi"
> +#include <dt-bindings/interrupt-controller/irq.h>
> +
> +/ {
> +       model = "TI AM335x BeagleBone Blue";
> +       compatible = "ti,am335x-bone-blue", "ti,am33xx";
> +
> +       cpus {
> +               cpu at 0 {
> +                       cpu0-supply = <&dcdc2_reg>;
> +               };
> +       };
> +
> +       memory at 80000000 {
> +               device_type = "memory";
> +               reg = <0x80000000 0x20000000>; /* 512 MB */
> +       };
> +
> +       chosen {
> +               stdout-path = &uart0;
> +       };
> +
> +       leds {
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&user_leds_s0>;
> +
> +               compatible = "gpio-leds";
> +
> +               usr_0_led {
> +                       label = "beaglebone:green:usr0";
> +                       gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
> +                       linux,default-trigger = "heartbeat";
> +                       default-state = "off";
> +               };
> +
> +               usr_1_led {
> +                       label = "beaglebone:green:usr1";
> +                       gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
> +                       linux,default-trigger = "mmc0";
> +                       default-state = "off";
> +               };
> +
> +               usr_2_led {
> +                       label = "beaglebone:green:usr2";
> +                       gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
> +                       linux,default-trigger = "cpu0";
> +                       default-state = "off";
> +               };
> +
> +               usr_3_led {
> +                       label = "beaglebone:green:usr3";
> +                       gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
> +                       linux,default-trigger = "mmc1";
> +                       default-state = "off";
> +               };
> +
> +               wifi_led {
> +                       label = "wifi";
> +                       gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +                       linux,default-trigger = "phy0assoc";
> +               };
> +
> +               red_led {
> +                       label = "red";
> +                       gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +
> +               green_led {
> +                       label = "green";
> +                       gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +
> +               batt_1_led {
> +                       label = "bat25";
> +                       gpios = <&gpio0 27 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +
> +               batt_2_led {
> +                       label = "bat50";
> +                       gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +
> +               batt_3_led {
> +                       label = "bat75";
> +                       gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +
> +               batt_4_led {
> +                       label = "bat100";
> +                       gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
> +                       default-state = "off";
> +               };
> +       };
> +
> +       vmmcsd_fixed: fixedregulator0 {
> +               compatible = "regulator-fixed";
> +               regulator-name = "vmmcsd_fixed";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +       };
> +
> +       wlan_en_reg: fixedregulator at 2 {
> +               compatible = "regulator-fixed";
> +               regulator-name = "wlan-en-regulator";
> +               regulator-min-microvolt = <1800000>;
> +               regulator-max-microvolt = <1800000>;
> +               startup-delay-us= <70000>;
> +
> +               /* WL_EN */
> +               gpio = <&gpio3 9 0>;
> +               enable-active-high;
> +       };
> +};
> +
> +&am33xx_pinmux {
> +       user_leds_s0: user_leds_s0 {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7) /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
> +                       AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7) /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
> +                       AM33XX_IOPAD(0x85c, PIN_OUTPUT | MUX_MODE7) /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
> +                       AM33XX_IOPAD(0x860, PIN_OUTPUT | MUX_MODE7) /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
> +                       AM33XX_IOPAD(0x9b0, PIN_OUTPUT | MUX_MODE7) /* (A15) xdma_event_intr0.gpio0[19] - WIFI_LED */
> +                       AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE7) /* (R7) gpmc_advn_ale.gpio2[2] - P8.7, LED_RED, GP1_PIN_5 */
> +                       AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE7) /* (T7) gpmc_oen_ren.gpio2[3] - P8.8, LED_GREEN, GP1_PIN_6 */
> +                       AM33XX_IOPAD(0x82c, PIN_OUTPUT | MUX_MODE7) /* (U12) gpmc_ad11.gpio0[27] - P8.17, BATT_LED_1 */
> +                       AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE7) /* (T5) lcd_data15.gpio0[11] - P8.32, BATT_LED_2 */
> +                       AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE7) /* (V6) gpmc_csn0.gpio1[29] - P8.26, BATT_LED_3 */
> +                       AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE7) /* (T11) gpmc_ad10.gpio0[26] - P8.14, BATT_LED_4 */
> +
> +               >;
> +       };
> +
> +       i2c0_pins: pinmux_i2c0_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)       /* (C17) I2C0_SDA.I2C0_SDA */
> +                       AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)       /* (C16) I2C0_SCL.I2C0_SCL */
> +               >;
> +       };
> +
> +       i2c2_pins: pinmux_i2c2_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x978, PIN_INPUT_PULLUP | MUX_MODE3)       /* (D18) uart1_ctsn.I2C2_SDA */
> +                       AM33XX_IOPAD(0x97c, PIN_INPUT_PULLUP | MUX_MODE3)       /* (D17) uart1_rtsn.I2C2_SCL */
> +               >;
> +       };
> +
> +       uart0_pins: pinmux_uart0_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* (E15) uart0_rxd.uart0_rxd */
> +                       AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* (E16) uart0_txd.uart0_txd */
> +               >;
> +       };
> +
> +       mmc1_pins: pinmux_mmc1_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)              /* (C15) spi0_cs1.gpio0[6] */
> +               >;
> +       };
> +
> +       mmc2_pins: pinmux_mmc2_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2)       /* (U9) gpmc_csn1.mmc1_clk */
> +                       AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)       /* (V9) gpmc_csn2.mmc1_cmd */
> +                       AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)       /* (U7) gpmc_ad0.mmc1_dat0 */
> +                       AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)       /* (V7) gpmc_ad1.mmc1_dat1 */
> +                       AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)       /* (R8) gpmc_ad2.mmc1_dat2 */
> +                       AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)       /* (T8) gpmc_ad3.mmc1_dat3 */
> +                       AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)       /* (U8) gpmc_ad4.mmc1_dat4 */
> +                       AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1)       /* (V8) gpmc_ad5.mmc1_dat5 */
> +                       AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)       /* (R9) gpmc_ad6.mmc1_dat6 */
> +                       AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)       /* (T9) gpmc_ad7.mmc1_dat7 */
> +               >;
> +       };
> +
> +       mmc3_pins: pinmux_mmc3_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x93c, PIN_INPUT_PULLUP | MUX_MODE6)       /* (L15) gmii1_rxd1.mmc2_clk */
> +                       AM33XX_IOPAD(0x914, PIN_INPUT_PULLUP | MUX_MODE6)       /* (J16) gmii1_txen.mmc2_cmd */
> +                       AM33XX_IOPAD(0x918, PIN_INPUT_PULLUP | MUX_MODE5)       /* (J17) gmii1_rxdv.mmc2_dat0 */
> +                       AM33XX_IOPAD(0x91c, PIN_INPUT_PULLUP | MUX_MODE5)       /* (J18) gmii1_txd3.mmc2_dat1 */
> +                       AM33XX_IOPAD(0x920, PIN_INPUT_PULLUP | MUX_MODE5)       /* (K15) gmii1_txd2.mmc2_dat2 */
> +                       AM33XX_IOPAD(0x908, PIN_INPUT_PULLUP | MUX_MODE5)       /* (H16) gmii1_col.mmc2_dat3 */
> +               >;
> +       };
> +
> +       bt_pins: pinmux_bt_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLUP | MUX_MODE7)      /* (K17) gmii1_txd0.gpio0[28] - BT_EN */
> +               >;
> +       };
> +
> +       uart3_pins: pinmux_uart3_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE1)       /* (L17) gmii1_rxd3.uart3_rxd */
> +                       AM33XX_IOPAD(0x938, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* (L16) gmii1_rxd2.uart3_txd */
> +                       AM33XX_IOPAD(0x948, PIN_INPUT | MUX_MODE3)              /* (M17) mdio_data.uart3_ctsn */
> +                       AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* (M18) mdio_clk.uart3_rtsn */
> +               >;
> +       };
> +
> +       wl18xx_pins: pinmux_wl18xx_pins {
> +               pinctrl-single,pins = <
> +                       AM33XX_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* (K18) gmii1_txclk.gpio3[9] - WL_EN */
> +                       AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)     /* (H18) rmii1_refclk.gpio0[29] - WL_IRQ */
> +                       AM33XX_IOPAD(0x930, PIN_OUTPUT_PULLUP | MUX_MODE7)      /* (L18) gmii1_rxclk.gpio3[10] - LS_BUF_EN */
> +               >;
> +       };
> +};
> +
> +&uart0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&uart0_pins>;
> +
> +       status = "okay";
> +};
> +
> +&usb {
> +       status = "okay";
> +};
> +
> +&usb_ctrl_mod {
> +       status = "okay";
> +};
> +
> +&usb0_phy {
> +       status = "okay";
> +};
> +
> +&usb1_phy {
> +       status = "okay";
> +};
> +
> +&usb0 {
> +       status = "okay";
> +       dr_mode = "peripheral";
> +       interrupts-extended = <&intc 18 &tps 0>;
> +       interrupt-names = "mc", "vbus";
> +};
> +
> +&usb1 {
> +       status = "okay";
> +       dr_mode = "host";
> +};
> +
> +&cppi41dma  {
> +       status = "okay";
> +};
> +
> +&i2c0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&i2c0_pins>;
> +
> +       status = "okay";
> +       clock-frequency = <400000>;
> +
> +       tps: tps at 24 {
> +               reg = <0x24>;
> +       };
> +
> +       baseboard_eeprom: baseboard_eeprom at 50 {
> +               compatible = "at,24c256";
> +               reg = <0x50>;
> +
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               baseboard_data: baseboard_data at 0 {
> +                       reg = <0 0x100>;
> +               };
> +       };
> +};
> +
> +&i2c2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&i2c2_pins>;
> +
> +       status = "okay";
> +       clock-frequency = <400000>;
> +
> +       mpu9250 at 68 {
> +               compatible = "invensense,mpu9250";
> +               reg = <0x68>;
> +               interrupt-parent = <&gpio3>;
> +               interrupts = <21 GPIO_ACTIVE_LOW>;
> +               i2c-gate {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       ax8975 at c {
> +                               compatible = "ak,ak8975";
> +                               reg = <0x0c>;
> +                       };
> +               };
> +       };
> +
> +       pressure at 76 {
> +               compatible = "bosch,bmp280";
> +               reg = <0x76>;
> +       };
> +};
> +
> +/include/ "tps65217.dtsi"
> +
> +&tps {
> +       interrupts = <7>; /* NMI */
> +       interrupt-parent = <&intc>;
> +
> +       charger {
> +               interrupts = <0>, <1>;
> +               interrupt-names = "USB", "AC";
> +               status = "okay";
> +       };
> +
> +       pwrbutton {
> +               interrupts = <2>;
> +               status = "okay";
> +       };
> +
> +       regulators {
> +               dcdc1_reg: regulator at 0 {
> +                       regulator-name = "vdds_dpr";
> +                       regulator-always-on;
> +               };
> +
> +               dcdc2_reg: regulator at 1 {
> +                       /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
> +                       regulator-name = "vdd_mpu";
> +                       regulator-min-microvolt = <925000>;
> +                       regulator-max-microvolt = <1351500>;
> +                       regulator-boot-on;
> +                       regulator-always-on;
> +               };
> +
> +               dcdc3_reg: regulator at 2 {
> +                       /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
> +                       regulator-name = "vdd_core";
> +                       regulator-min-microvolt = <925000>;
> +                       regulator-max-microvolt = <1150000>;
> +                       regulator-boot-on;
> +                       regulator-always-on;
> +               };
> +
> +               ldo1_reg: regulator at 3 {
> +                       regulator-name = "vio,vrtc,vdds";
> +                       regulator-always-on;
> +               };
> +
> +               ldo2_reg: regulator at 4 {
> +                       regulator-name = "vdd_3v3aux";
> +                       regulator-always-on;
> +               };
> +
> +               ldo3_reg: regulator at 5 {
> +                       regulator-name = "vdd_1v8";
> +                       regulator-min-microvolt = <1800000>;
> +                       regulator-max-microvolt = <1800000>;
> +                       regulator-always-on;
> +               };
> +
> +               ldo4_reg: regulator at 6 {
> +                       regulator-name = "vdd_3v3a";
> +                       regulator-always-on;
> +               };
> +       };
> +};
> +
> +&mmc1 {
> +       status = "okay";
> +       vmmc-supply = <&vmmcsd_fixed>;
> +       bus-width = <4>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&mmc1_pins>;
> +       cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
> +};
> +
> +&mmc2 {
> +       status = "okay";
> +       vmmc-supply = <&vmmcsd_fixed>;
> +       bus-width = <8>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&mmc2_pins>;
> +};
> +
> +&mmc3 {
> +       dmas = <&edma_xbar 12 0 1
> +               &edma_xbar 13 0 2>;
> +       dma-names = "tx", "rx";
> +       status = "okay";
> +       vmmc-supply = <&wlan_en_reg>;
> +       bus-width = <4>;
> +       non-removable;
> +       cap-power-off-card;
> +       ti,needs-special-hs-handling;
> +       keep-power-in-suspend;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&mmc3_pins &wl18xx_pins>;
> +
> +       #address-cells = <1>;
> +       #size-cells = <0>;
> +       wlcore: wlcore at 2 {
> +               compatible = "ti,wl1835";
> +               reg = <2>;
> +               interrupt-parent = <&gpio0>;
> +               interrupts = <29 IRQ_TYPE_EDGE_RISING>;
> +       };
> +};
> +
> +&tscadc {
> +       status = "okay";
> +       adc {
> +               ti,adc-channels = <0 1 2 3 4 5 6 7>;
> +       };
> +};
> +
> +&uart3 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&uart3_pins &bt_pins>;
> +       status = "okay";
> +
> +       bluetooth {
> +               compatible = "ti,wl1835-st";
> +               enable-gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
> +       };
> +};
> +
> +&aes {
> +       status = "okay";
> +};
> +
> +&sham {
> +       status = "okay";
> +};
> +
> +&rtc {
> +       system-power-controller;
> +       clocks = <&clk_32768_ck>, <&clkdiv32k_ick>;
> +       clock-names = "ext-clk", "int-clk";
> +};
> +
> +&gpio3 {
> +       ls_buf_en {
> +               gpio-hog;
> +               gpios = <10 GPIO_ACTIVE_HIGH>;
> +               output-high;
> +               line-name = "LS_BUF_EN";
> +       };
> +};
> --
> 2.11.0
>
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