From ecf3ace84a22200c4e386fac85ec6a4ed9a8f5ff Mon Sep 17 00:00:00 2001 From: Peter Robinson Date: Wed, 18 Apr 2018 10:29:08 +0100 Subject: [PATCH] Initial support for PocketBeagle --- arm-dts-Add-am335x-pocketbeagle.patch | 432 ++++++++++++++++++++++++++ kernel.spec | 4 + 2 files changed, 436 insertions(+) create mode 100644 arm-dts-Add-am335x-pocketbeagle.patch diff --git a/arm-dts-Add-am335x-pocketbeagle.patch b/arm-dts-Add-am335x-pocketbeagle.patch new file mode 100644 index 000000000..76fab6b55 --- /dev/null +++ b/arm-dts-Add-am335x-pocketbeagle.patch @@ -0,0 +1,432 @@ +From patchwork Tue Apr 17 17:14:04 2018 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +Subject: [v3] ARM: dts: Add am335x-pocketbeagle +From: Robert Nelson +X-Patchwork-Id: 10346089 +Message-Id: <20180417171404.13624-1-robertcnelson@gmail.com> +To: tony@atomide.com, + devicetree@vger.kernel.org +Cc: Drew Fustini , + Peter Robinson , + Jason Kridner , linux-omap@vger.kernel.org, + Robert Nelson , + linux-arm-kernel@lists.infradead.org +Date: Tue, 17 Apr 2018 12:14:04 -0500 + +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 +CC: Tony Lindgren +CC: Jason Kridner +CC: Drew Fustini +CC: Peter Robinson +--- +Changes in v3: +- Fix: Board eeprom in subject message. (accidently copied PocketBone) +Changes in v2: +- Use SPDX tags. +- Use eeprom@50, remove repeated node and fix and remove '_' to fix node_name_chars_strict Warning +- Fix: PocketBeagle Name in Subject (not PocketBeagle Blue) +- Fix: leds remove '_' to fix node_name_chars_strict warning +- Fix: node_name_chars_strict pinmux_*_pins label's. +--- + arch/arm/boot/dts/Makefile | 1 + + arch/arm/boot/dts/am335x-osd335x-common.dtsi | 124 ++++++++++ + arch/arm/boot/dts/am335x-pocketbeagle.dts | 237 +++++++++++++++++++ + 3 files changed, 362 insertions(+) + create mode 100644 arch/arm/boot/dts/am335x-osd335x-common.dtsi + create mode 100644 arch/arm/boot/dts/am335x-pocketbeagle.dts + +diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile +index 7e2424957809..5a09ff15743b 100644 +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -688,6 +688,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \ + am335x-pdu001.dtb \ + am335x-pepper.dtb \ + am335x-phycore-rdk.dtb \ ++ am335x-pocketbeagle.dtb \ + am335x-shc.dtb \ + am335x-sbc-t335.dtb \ + am335x-sl50.dtb \ +diff --git a/arch/arm/boot/dts/am335x-osd335x-common.dtsi b/arch/arm/boot/dts/am335x-osd335x-common.dtsi +new file mode 100644 +index 000000000000..d2150d207b7a +--- /dev/null ++++ b/arch/arm/boot/dts/am335x-osd335x-common.dtsi +@@ -0,0 +1,124 @@ ++// SPDX-License-Identifier: GPL-2.0 ++/* ++ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ ++ * ++ * Author: Robert Nelson ++ */ ++ ++/ { ++ cpus { ++ cpu@0 { ++ cpu0-supply = <&dcdc2_reg>; ++ }; ++ }; ++ ++ memory@80000000 { ++ device_type = "memory"; ++ reg = <0x80000000 0x20000000>; /* 512 MB */ ++ }; ++}; ++ ++&cpu0_opp_table { ++ /* ++ * Octavo Systems: ++ * The EFUSE_SMA register is not programmed for any of the AM335x wafers ++ * we get and we are not programming them during our production test. ++ * Therefore, from a DEVICE_ID revision point of view, the silicon looks ++ * like it is Revision 2.1. However, from an EFUSE_SMA point of view for ++ * the HW OPP table, the silicon looks like it is Revision 1.0 (ie the ++ * EFUSE_SMA register reads as all zeros). ++ */ ++ oppnitro-1000000000 { ++ opp-supported-hw = <0x06 0x0100>; ++ }; ++}; ++ ++&am33xx_pinmux { ++ 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 */ ++ >; ++ }; ++}; ++ ++&i2c0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c0_pins>; ++ ++ status = "okay"; ++ clock-frequency = <400000>; ++ ++ tps: tps@24 { ++ reg = <0x24>; ++ }; ++}; ++ ++/include/ "tps65217.dtsi" ++ ++&tps { ++ interrupts = <7>; /* NMI */ ++ interrupt-parent = <&intc>; ++ ++ ti,pmic-shutdown-controller; ++ ++ pwrbutton { ++ interrupts = <2>; ++ status = "okay"; ++ }; ++ ++ regulators { ++ dcdc1_reg: regulator@0 { ++ regulator-name = "vdds_dpr"; ++ regulator-always-on; ++ }; ++ ++ dcdc2_reg: regulator@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@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@3 { ++ regulator-name = "vio,vrtc,vdds"; ++ regulator-always-on; ++ }; ++ ++ ldo2_reg: regulator@4 { ++ regulator-name = "vdd_3v3aux"; ++ regulator-always-on; ++ }; ++ ++ ldo3_reg: regulator@5 { ++ regulator-name = "vdd_1v8"; ++ regulator-min-microvolt = <1800000>; ++ regulator-max-microvolt = <1800000>; ++ regulator-always-on; ++ }; ++ ++ ldo4_reg: regulator@6 { ++ regulator-name = "vdd_3v3a"; ++ regulator-always-on; ++ }; ++ }; ++}; ++ ++&aes { ++ status = "okay"; ++}; ++ ++&sham { ++ status = "okay"; ++}; +diff --git a/arch/arm/boot/dts/am335x-pocketbeagle.dts b/arch/arm/boot/dts/am335x-pocketbeagle.dts +new file mode 100644 +index 000000000000..62fe5cab9fae +--- /dev/null ++++ b/arch/arm/boot/dts/am335x-pocketbeagle.dts +@@ -0,0 +1,237 @@ ++// SPDX-License-Identifier: GPL-2.0 ++/* ++ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ ++ * ++ * Author: Robert Nelson ++ */ ++/dts-v1/; ++ ++#include "am33xx.dtsi" ++#include "am335x-osd335x-common.dtsi" ++ ++/ { ++ model = "TI AM335x PocketBeagle"; ++ compatible = "ti,am335x-pocketbeagle", "ti,am335x-bone", "ti,am33xx"; ++ ++ chosen { ++ stdout-path = &uart0; ++ }; ++ ++ leds { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&usr_leds_pins>; ++ ++ compatible = "gpio-leds"; ++ ++ usr0 { ++ label = "beaglebone:green:usr0"; ++ gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>; ++ linux,default-trigger = "heartbeat"; ++ default-state = "off"; ++ }; ++ ++ usr1 { ++ label = "beaglebone:green:usr1"; ++ gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>; ++ linux,default-trigger = "mmc0"; ++ default-state = "off"; ++ }; ++ ++ usr2 { ++ label = "beaglebone:green:usr2"; ++ gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>; ++ linux,default-trigger = "cpu0"; ++ default-state = "off"; ++ }; ++ ++ usr3 { ++ label = "beaglebone:green:usr3"; ++ gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>; ++ default-state = "off"; ++ }; ++ }; ++ ++ vmmcsd_fixed: fixedregulator0 { ++ compatible = "regulator-fixed"; ++ regulator-name = "vmmcsd_fixed"; ++ regulator-min-microvolt = <3300000>; ++ regulator-max-microvolt = <3300000>; ++ }; ++}; ++ ++&am33xx_pinmux { ++ i2c2_pins: pinmux-i2c2-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x97c, PIN_INPUT_PULLUP | MUX_MODE3) /* (D17) uart1_rtsn.I2C2_SCL */ ++ AM33XX_IOPAD(0x978, PIN_INPUT_PULLUP | MUX_MODE3) /* (D18) uart1_ctsn.I2C2_SDA */ ++ >; ++ }; ++ ++ ehrpwm0_pins: pinmux-ehrpwm0-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x990, PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */ ++ >; ++ }; ++ ++ ehrpwm1_pins: pinmux-ehrpwm1-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* (U14) gpmc_a2.ehrpwm1A */ ++ >; ++ }; ++ ++ mmc0_pins: pinmux-mmc0-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* (C15) spi0_cs1.gpio0[6] */ ++ AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* (G16) mmc0_dat0.mmc0_dat0 */ ++ AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* (G15) mmc0_dat1.mmc0_dat1 */ ++ AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* (F18) mmc0_dat2.mmc0_dat2 */ ++ AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* (F17) mmc0_dat3.mmc0_dat3 */ ++ AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* (G18) mmc0_cmd.mmc0_cmd */ ++ AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* (G17) mmc0_clk.mmc0_clk */ ++ AM33XX_IOPAD(0x9a0, PIN_INPUT | MUX_MODE4) /* (B12) mcasp0_aclkr.mmc0_sdwp */ ++ >; ++ }; ++ ++ spi0_pins: pinmux-spi0-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0) /* (A17) spi0_sclk.spi0_sclk */ ++ AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* (B17) spi0_d0.spi0_d0 */ ++ AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* (B16) spi0_d1.spi0_d1 */ ++ AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* (A16) spi0_cs0.spi0_cs0 */ ++ >; ++ }; ++ ++ spi1_pins: pinmux-spi1-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x964, PIN_INPUT_PULLUP | MUX_MODE4) /* (C18) eCAP0_in_PWM0_out.spi1_sclk */ ++ AM33XX_IOPAD(0x968, PIN_INPUT_PULLUP | MUX_MODE4) /* (E18) uart0_ctsn.spi1_d0 */ ++ AM33XX_IOPAD(0x96c, PIN_INPUT_PULLUP | MUX_MODE4) /* (E17) uart0_rtsn.spi1_d1 */ ++ AM33XX_IOPAD(0x9b0, PIN_INPUT_PULLUP | MUX_MODE4) /* (A15) xdma_event_intr0.spi1_cs1 */ ++ >; ++ }; ++ ++ usr_leds_pins: pinmux-usr-leds-pins { ++ 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 */ ++ >; ++ }; ++ ++ 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 */ ++ >; ++ }; ++ ++ uart4_pins: pinmux-uart4-pins { ++ pinctrl-single,pins = < ++ AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6) /* (T17) gpmc_wait0.uart4_rxd */ ++ AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* (U17) gpmc_wpn.uart4_txd */ ++ >; ++ }; ++}; ++ ++&epwmss0 { ++ status = "okay"; ++}; ++ ++&ehrpwm0 { ++ status = "okay"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&ehrpwm0_pins>; ++}; ++ ++&epwmss1 { ++ status = "okay"; ++}; ++ ++&ehrpwm1 { ++ status = "okay"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&ehrpwm1_pins>; ++}; ++ ++&i2c0 { ++ eeprom: eeprom@50 { ++ compatible = "atmel,24c256"; ++ reg = <0x50>; ++ }; ++}; ++ ++&i2c2 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c2_pins>; ++ ++ status = "okay"; ++ clock-frequency = <400000>; ++}; ++ ++&mmc1 { ++ status = "okay"; ++ vmmc-supply = <&vmmcsd_fixed>; ++ bus-width = <4>; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&mmc0_pins>; ++ cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; ++}; ++ ++&rtc { ++ system-power-controller; ++}; ++ ++&tscadc { ++ status = "okay"; ++ adc { ++ ti,adc-channels = <0 1 2 3 4 5 6 7>; ++ ti,chan-step-avg = <16 16 16 16 16 16 16 16>; ++ ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>; ++ ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>; ++ }; ++}; ++ ++&uart0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart0_pins>; ++ ++ status = "okay"; ++}; ++ ++&uart4 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart4_pins>; ++ ++ status = "okay"; ++}; ++ ++&usb { ++ status = "okay"; ++}; ++ ++&usb_ctrl_mod { ++ status = "okay"; ++}; ++ ++&usb0_phy { ++ status = "okay"; ++}; ++ ++&usb0 { ++ status = "okay"; ++ dr_mode = "otg"; ++}; ++ ++&usb1_phy { ++ status = "okay"; ++}; ++ ++&usb1 { ++ status = "okay"; ++ dr_mode = "host"; ++}; ++ ++&cppi41dma { ++ status = "okay"; ++}; diff --git a/kernel.spec b/kernel.spec index 7703cbf73..f3780020a 100644 --- a/kernel.spec +++ b/kernel.spec @@ -588,6 +588,9 @@ Patch309: crypto-testmgr-Allow-different-compression-results.patch Patch310: arm-tegra-fix-nouveau-crash.patch +# https://patchwork.kernel.org/patch/10346089/ +Patch311: arm-dts-Add-am335x-pocketbeagle.patch + # Fix USB on the RPi https://patchwork.kernel.org/patch/9879371/ Patch320: bcm283x-dma-mapping-skip-USB-devices-when-configuring-DMA-during-probe.patch @@ -1864,6 +1867,7 @@ fi %changelog * Tue Apr 17 2018 Peter Robinson - Enable drivers for Xilinx ZYMQ-MP Ultra96 +- Initial support for PocketBeagle * Tue Apr 17 2018 Justin M. Forbes - 4.17.0-0.rc1.git1.1 - Linux v4.17-rc1-21-ga27fc14219f2