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https://github.com/edk2-porting/linux-next.git
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ARM: dts: Add am335x-pocketbeagle
PocketBeagle is an ultra-tiny-yet-complete open-source USB-key-fob computer. This board family can be indentified by the A335PBGL in the at24 eeprom: A2: [aa 55 33 ee 41 33 33 35 50 42 47 4c 30 30 41 32 |.U3.A335PBGL00A2|] http://beagleboard.org/pocket https://github.com/beagleboard/pocketbeagle Signed-off-by: Robert Nelson <robertcnelson@gmail.com> CC: Tony Lindgren <tony@atomide.com> CC: Jason Kridner <jkridner@beagleboard.org> CC: Drew Fustini <drew@beagleboard.org> CC: Peter Robinson <pbrobinson@redhat.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Robert Nelson
Tony Lindgren
parent
b74c2b21e1
commit
047905376a
@ -688,6 +688,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \
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am335x-pdu001.dtb \
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am335x-pepper.dtb \
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am335x-phycore-rdk.dtb \
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am335x-pocketbeagle.dtb \
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am335x-shc.dtb \
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am335x-sbc-t335.dtb \
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am335x-sl50.dtb \
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124
arch/arm/boot/dts/am335x-osd335x-common.dtsi
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124
arch/arm/boot/dts/am335x-osd335x-common.dtsi
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@ -0,0 +1,124 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
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*
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* Author: Robert Nelson <robertcnelson@gmail.com>
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*/
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/ {
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cpus {
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cpu@0 {
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cpu0-supply = <&dcdc2_reg>;
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};
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x80000000 0x20000000>; /* 512 MB */
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};
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};
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&cpu0_opp_table {
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/*
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* Octavo Systems:
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* The EFUSE_SMA register is not programmed for any of the AM335x wafers
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* we get and we are not programming them during our production test.
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* Therefore, from a DEVICE_ID revision point of view, the silicon looks
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* like it is Revision 2.1. However, from an EFUSE_SMA point of view for
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* the HW OPP table, the silicon looks like it is Revision 1.0 (ie the
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* EFUSE_SMA register reads as all zeros).
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*/
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oppnitro-1000000000 {
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opp-supported-hw = <0x06 0x0100>;
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};
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};
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&am33xx_pinmux {
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i2c0_pins: pinmux-i2c0-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0) /* (C17) I2C0_SDA.I2C0_SDA */
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AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0) /* (C16) I2C0_SCL.I2C0_SCL */
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>;
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};
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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status = "okay";
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clock-frequency = <400000>;
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tps: tps@24 {
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reg = <0x24>;
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};
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};
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/include/ "tps65217.dtsi"
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&tps {
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interrupts = <7>; /* NMI */
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interrupt-parent = <&intc>;
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ti,pmic-shutdown-controller;
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pwrbutton {
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interrupts = <2>;
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status = "okay";
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};
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regulators {
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dcdc1_reg: regulator@0 {
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regulator-name = "vdds_dpr";
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regulator-always-on;
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};
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dcdc2_reg: regulator@1 {
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/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
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regulator-name = "vdd_mpu";
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regulator-min-microvolt = <925000>;
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regulator-max-microvolt = <1351500>;
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regulator-boot-on;
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regulator-always-on;
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};
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dcdc3_reg: regulator@2 {
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/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
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regulator-name = "vdd_core";
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regulator-min-microvolt = <925000>;
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regulator-max-microvolt = <1150000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo1_reg: regulator@3 {
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regulator-name = "vio,vrtc,vdds";
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regulator-always-on;
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};
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ldo2_reg: regulator@4 {
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regulator-name = "vdd_3v3aux";
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regulator-always-on;
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};
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ldo3_reg: regulator@5 {
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regulator-name = "vdd_1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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ldo4_reg: regulator@6 {
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regulator-name = "vdd_3v3a";
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regulator-always-on;
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};
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};
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};
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&aes {
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status = "okay";
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};
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&sham {
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status = "okay";
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};
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237
arch/arm/boot/dts/am335x-pocketbeagle.dts
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237
arch/arm/boot/dts/am335x-pocketbeagle.dts
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@ -0,0 +1,237 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
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*
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* Author: Robert Nelson <robertcnelson@gmail.com>
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*/
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/dts-v1/;
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#include "am33xx.dtsi"
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#include "am335x-osd335x-common.dtsi"
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/ {
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model = "TI AM335x PocketBeagle";
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compatible = "ti,am335x-pocketbeagle", "ti,am335x-bone", "ti,am33xx";
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chosen {
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stdout-path = &uart0;
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};
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leds {
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pinctrl-names = "default";
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pinctrl-0 = <&usr_leds_pins>;
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compatible = "gpio-leds";
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usr0 {
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label = "beaglebone:green:usr0";
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gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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default-state = "off";
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};
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usr1 {
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label = "beaglebone:green:usr1";
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gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "mmc0";
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default-state = "off";
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};
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usr2 {
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label = "beaglebone:green:usr2";
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gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "cpu0";
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default-state = "off";
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};
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usr3 {
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label = "beaglebone:green:usr3";
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gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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};
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vmmcsd_fixed: fixedregulator0 {
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compatible = "regulator-fixed";
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regulator-name = "vmmcsd_fixed";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&am33xx_pinmux {
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i2c2_pins: pinmux-i2c2-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x97c, PIN_INPUT_PULLUP | MUX_MODE3) /* (D17) uart1_rtsn.I2C2_SCL */
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AM33XX_IOPAD(0x978, PIN_INPUT_PULLUP | MUX_MODE3) /* (D18) uart1_ctsn.I2C2_SDA */
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>;
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};
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ehrpwm0_pins: pinmux-ehrpwm0-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x990, PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */
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>;
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};
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ehrpwm1_pins: pinmux-ehrpwm1-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* (U14) gpmc_a2.ehrpwm1A */
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>;
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};
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mmc0_pins: pinmux-mmc0-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* (C15) spi0_cs1.gpio0[6] */
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AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* (G16) mmc0_dat0.mmc0_dat0 */
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AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* (G15) mmc0_dat1.mmc0_dat1 */
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AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* (F18) mmc0_dat2.mmc0_dat2 */
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AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* (F17) mmc0_dat3.mmc0_dat3 */
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AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* (G18) mmc0_cmd.mmc0_cmd */
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AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* (G17) mmc0_clk.mmc0_clk */
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AM33XX_IOPAD(0x9a0, PIN_INPUT | MUX_MODE4) /* (B12) mcasp0_aclkr.mmc0_sdwp */
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>;
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};
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spi0_pins: pinmux-spi0-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0) /* (A17) spi0_sclk.spi0_sclk */
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AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* (B17) spi0_d0.spi0_d0 */
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AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* (B16) spi0_d1.spi0_d1 */
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AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* (A16) spi0_cs0.spi0_cs0 */
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>;
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};
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spi1_pins: pinmux-spi1-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x964, PIN_INPUT_PULLUP | MUX_MODE4) /* (C18) eCAP0_in_PWM0_out.spi1_sclk */
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AM33XX_IOPAD(0x968, PIN_INPUT_PULLUP | MUX_MODE4) /* (E18) uart0_ctsn.spi1_d0 */
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AM33XX_IOPAD(0x96c, PIN_INPUT_PULLUP | MUX_MODE4) /* (E17) uart0_rtsn.spi1_d1 */
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AM33XX_IOPAD(0x9b0, PIN_INPUT_PULLUP | MUX_MODE4) /* (A15) xdma_event_intr0.spi1_cs1 */
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>;
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};
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usr_leds_pins: pinmux-usr-leds-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7) /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
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AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7) /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
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AM33XX_IOPAD(0x85c, PIN_OUTPUT | MUX_MODE7) /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
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AM33XX_IOPAD(0x860, PIN_OUTPUT | MUX_MODE7) /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
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>;
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};
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uart0_pins: pinmux-uart0-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0) /* (E15) uart0_rxd.uart0_rxd */
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AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* (E16) uart0_txd.uart0_txd */
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>;
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};
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uart4_pins: pinmux-uart4-pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6) /* (T17) gpmc_wait0.uart4_rxd */
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AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* (U17) gpmc_wpn.uart4_txd */
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>;
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};
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};
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&epwmss0 {
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status = "okay";
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};
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&ehrpwm0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ehrpwm0_pins>;
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};
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&epwmss1 {
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status = "okay";
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};
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&ehrpwm1 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ehrpwm1_pins>;
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};
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&i2c0 {
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eeprom: eeprom@50 {
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compatible = "atmel,24c256";
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reg = <0x50>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins>;
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status = "okay";
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clock-frequency = <400000>;
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};
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&mmc1 {
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status = "okay";
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vmmc-supply = <&vmmcsd_fixed>;
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bus-width = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_pins>;
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cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
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};
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&rtc {
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system-power-controller;
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};
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&tscadc {
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status = "okay";
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adc {
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ti,adc-channels = <0 1 2 3 4 5 6 7>;
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ti,chan-step-avg = <16 16 16 16 16 16 16 16>;
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ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>;
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ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>;
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins>;
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status = "okay";
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};
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&uart4 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart4_pins>;
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status = "okay";
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};
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&usb {
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status = "okay";
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};
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&usb_ctrl_mod {
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status = "okay";
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};
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&usb0_phy {
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status = "okay";
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};
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&usb0 {
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status = "okay";
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dr_mode = "otg";
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};
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&usb1_phy {
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status = "okay";
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};
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&usb1 {
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status = "okay";
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dr_mode = "host";
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};
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&cppi41dma {
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status = "okay";
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};
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