Add support for device tree control and add device tree files for the beaglebone black initially.
Signed-off-by: Simon Glass sjg@chromium.org --- arch/arm/dts/am33xx.dtsi | 649 ++++++++++++++++++++++++++++++ arch/arm/dts/dt-bindings/gpio/gpio.h | 15 + arch/arm/dts/dt-bindings/pinctrl/am33xx.h | 41 ++ arch/arm/dts/dt-bindings/pinctrl/omap.h | 54 +++ board/ti/dts/am335x-bone-common.dtsi | 262 ++++++++++++ board/ti/dts/am335x-boneblack.dts | 17 + board/ti/dts/tps65217.dtsi | 56 +++ include/configs/am335x_evm.h | 6 + 8 files changed, 1100 insertions(+) create mode 100644 arch/arm/dts/am33xx.dtsi create mode 100644 arch/arm/dts/dt-bindings/gpio/gpio.h create mode 100644 arch/arm/dts/dt-bindings/pinctrl/am33xx.h create mode 100644 arch/arm/dts/dt-bindings/pinctrl/omap.h create mode 100644 board/ti/dts/am335x-bone-common.dtsi create mode 100644 board/ti/dts/am335x-boneblack.dts create mode 100644 board/ti/dts/tps65217.dtsi
diff --git a/arch/arm/dts/am33xx.dtsi b/arch/arm/dts/am33xx.dtsi new file mode 100644 index 0000000..f9c5da9 --- /dev/null +++ b/arch/arm/dts/am33xx.dtsi @@ -0,0 +1,649 @@ +/* + * Device Tree Source for AM33XX SoC + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pinctrl/am33xx.h> + +#include "skeleton.dtsi" + +/ { + compatible = "ti,am33xx"; + interrupt-parent = <&intc>; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + serial5 = &uart5; + d_can0 = &dcan0; + d_can1 = &dcan1; + usb0 = &usb0; + usb1 = &usb1; + phy0 = &usb0_phy; + phy1 = &usb1_phy; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + compatible = "arm,cortex-a8"; + device_type = "cpu"; + reg = <0>; + + /* + * To consider voltage drop between PMIC and SoC, + * tolerance value is reduced to 2% from 4% and + * voltage value is increased as a precaution. + */ + operating-points = < + /* kHz uV */ + 720000 1285000 + 600000 1225000 + 500000 1125000 + 275000 1125000 + >; + voltage-tolerance = <2>; /* 2 percentage */ + clock-latency = <300000>; /* From omap-cpufreq driver */ + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap3-mpu"; + ti,hwmods = "mpu"; + }; + }; + + am33xx_pinmux: pinmux@44e10800 { + compatible = "pinctrl-single"; + reg = <0x44e10800 0x0238>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x7f>; + }; + + /* + * XXX: Use a flat representation of the AM33XX interconnect. + * The real AM33XX interconnect network is quite complex.Since + * that will not bring real advantage to represent that in DT + * for the moment, just use a fake OCP bus entry to represent + * the whole bus hierarchy. + */ + ocp { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main"; + + intc: interrupt-controller@48200000 { + compatible = "ti,omap2-intc"; + interrupt-controller; + #interrupt-cells = <1>; + ti,intc-size = <128>; + reg = <0x48200000 0x1000>; + }; + + gpio0: gpio@44e07000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x44e07000 0x1000>; + interrupts = <96>; + }; + + gpio1: gpio@4804c000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio2"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x4804c000 0x1000>; + interrupts = <98>; + }; + + gpio2: gpio@481ac000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio3"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x481ac000 0x1000>; + interrupts = <32>; + }; + + gpio3: gpio@481ae000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio4"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x481ae000 0x1000>; + interrupts = <62>; + }; + + uart0: serial@44e09000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart1"; + clock-frequency = <48000000>; + reg = <0x44e09000 0x2000>; + interrupts = <72>; + status = "disabled"; + }; + + uart1: serial@48022000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart2"; + clock-frequency = <48000000>; + reg = <0x48022000 0x2000>; + interrupts = <73>; + status = "disabled"; + }; + + uart2: serial@48024000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart3"; + clock-frequency = <48000000>; + reg = <0x48024000 0x2000>; + interrupts = <74>; + status = "disabled"; + }; + + uart3: serial@481a6000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart4"; + clock-frequency = <48000000>; + reg = <0x481a6000 0x2000>; + interrupts = <44>; + status = "disabled"; + }; + + uart4: serial@481a8000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart5"; + clock-frequency = <48000000>; + reg = <0x481a8000 0x2000>; + interrupts = <45>; + status = "disabled"; + }; + + uart5: serial@481aa000 { + compatible = "ti,omap3-uart"; + ti,hwmods = "uart6"; + clock-frequency = <48000000>; + reg = <0x481aa000 0x2000>; + interrupts = <46>; + status = "disabled"; + }; + + i2c0: i2c@44e0b000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c1"; + reg = <0x44e0b000 0x1000>; + interrupts = <70>; + status = "disabled"; + }; + + i2c1: i2c@4802a000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c2"; + reg = <0x4802a000 0x1000>; + interrupts = <71>; + status = "disabled"; + }; + + i2c2: i2c@4819c000 { + compatible = "ti,omap4-i2c"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "i2c3"; + reg = <0x4819c000 0x1000>; + interrupts = <30>; + status = "disabled"; + }; + + wdt2: wdt@44e35000 { + compatible = "ti,omap3-wdt"; + ti,hwmods = "wd_timer2"; + reg = <0x44e35000 0x1000>; + interrupts = <91>; + }; + + dcan0: d_can@481cc000 { + compatible = "bosch,d_can"; + ti,hwmods = "d_can0"; + reg = <0x481cc000 0x2000 + 0x44e10644 0x4>; + interrupts = <52>; + status = "disabled"; + }; + + dcan1: d_can@481d0000 { + compatible = "bosch,d_can"; + ti,hwmods = "d_can1"; + reg = <0x481d0000 0x2000 + 0x44e10644 0x4>; + interrupts = <55>; + status = "disabled"; + }; + + timer1: timer@44e31000 { + compatible = "ti,am335x-timer-1ms"; + reg = <0x44e31000 0x400>; + interrupts = <67>; + ti,hwmods = "timer1"; + ti,timer-alwon; + }; + + timer2: timer@48040000 { + compatible = "ti,am335x-timer"; + reg = <0x48040000 0x400>; + interrupts = <68>; + ti,hwmods = "timer2"; + }; + + timer3: timer@48042000 { + compatible = "ti,am335x-timer"; + reg = <0x48042000 0x400>; + interrupts = <69>; + ti,hwmods = "timer3"; + }; + + timer4: timer@48044000 { + compatible = "ti,am335x-timer"; + reg = <0x48044000 0x400>; + interrupts = <92>; + ti,hwmods = "timer4"; + ti,timer-pwm; + }; + + timer5: timer@48046000 { + compatible = "ti,am335x-timer"; + reg = <0x48046000 0x400>; + interrupts = <93>; + ti,hwmods = "timer5"; + ti,timer-pwm; + }; + + timer6: timer@48048000 { + compatible = "ti,am335x-timer"; + reg = <0x48048000 0x400>; + interrupts = <94>; + ti,hwmods = "timer6"; + ti,timer-pwm; + }; + + timer7: timer@4804a000 { + compatible = "ti,am335x-timer"; + reg = <0x4804a000 0x400>; + interrupts = <95>; + ti,hwmods = "timer7"; + ti,timer-pwm; + }; + + rtc@44e3e000 { + compatible = "ti,da830-rtc"; + reg = <0x44e3e000 0x1000>; + interrupts = <75 + 76>; + ti,hwmods = "rtc"; + }; + + spi0: spi@48030000 { + compatible = "ti,omap4-mcspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x48030000 0x400>; + interrupts = <65>; + ti,spi-num-cs = <2>; + ti,hwmods = "spi0"; + status = "disabled"; + }; + + spi1: spi@481a0000 { + compatible = "ti,omap4-mcspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x481a0000 0x400>; + interrupts = <125>; + ti,spi-num-cs = <2>; + ti,hwmods = "spi1"; + status = "disabled"; + }; + + usb: usb@47400000 { + compatible = "ti,am33xx-usb"; + reg = <0x47400000 0x1000>; + ranges; + #address-cells = <1>; + #size-cells = <1>; + ti,hwmods = "usb_otg_hs"; + status = "disabled"; + + ctrl_mod: control@44e10000 { + compatible = "ti,am335x-usb-ctrl-module"; + reg = <0x44e10620 0x10 + 0x44e10648 0x4>; + reg-names = "phy_ctrl", "wakeup"; + status = "disabled"; + }; + + usb0_phy: usb-phy@47401300 { + compatible = "ti,am335x-usb-phy"; + reg = <0x47401300 0x100>; + reg-names = "phy"; + status = "disabled"; + ti,ctrl_mod = <&ctrl_mod>; + }; + + usb0: usb@47401000 { + compatible = "ti,musb-am33xx"; + status = "disabled"; + reg = <0x47401400 0x400 + 0x47401000 0x200>; + reg-names = "mc", "control"; + + interrupts = <18>; + interrupt-names = "mc"; + dr_mode = "otg"; + mentor,multipoint = <1>; + mentor,num-eps = <16>; + mentor,ram-bits = <12>; + mentor,power = <500>; + phys = <&usb0_phy>; + + dmas = <&cppi41dma 0 0 &cppi41dma 1 0 + &cppi41dma 2 0 &cppi41dma 3 0 + &cppi41dma 4 0 &cppi41dma 5 0 + &cppi41dma 6 0 &cppi41dma 7 0 + &cppi41dma 8 0 &cppi41dma 9 0 + &cppi41dma 10 0 &cppi41dma 11 0 + &cppi41dma 12 0 &cppi41dma 13 0 + &cppi41dma 14 0 &cppi41dma 0 1 + &cppi41dma 1 1 &cppi41dma 2 1 + &cppi41dma 3 1 &cppi41dma 4 1 + &cppi41dma 5 1 &cppi41dma 6 1 + &cppi41dma 7 1 &cppi41dma 8 1 + &cppi41dma 9 1 &cppi41dma 10 1 + &cppi41dma 11 1 &cppi41dma 12 1 + &cppi41dma 13 1 &cppi41dma 14 1>; + dma-names = + "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7", + "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", + "rx14", "rx15", + "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7", + "tx8", "tx9", "tx10", "tx11", "tx12", "tx13", + "tx14", "tx15"; + }; + + usb1_phy: usb-phy@47401b00 { + compatible = "ti,am335x-usb-phy"; + reg = <0x47401b00 0x100>; + reg-names = "phy"; + status = "disabled"; + ti,ctrl_mod = <&ctrl_mod>; + }; + + usb1: usb@47401800 { + compatible = "ti,musb-am33xx"; + status = "disabled"; + reg = <0x47401c00 0x400 + 0x47401800 0x200>; + reg-names = "mc", "control"; + interrupts = <19>; + interrupt-names = "mc"; + dr_mode = "otg"; + mentor,multipoint = <1>; + mentor,num-eps = <16>; + mentor,ram-bits = <12>; + mentor,power = <500>; + phys = <&usb1_phy>; + + dmas = <&cppi41dma 15 0 &cppi41dma 16 0 + &cppi41dma 17 0 &cppi41dma 18 0 + &cppi41dma 19 0 &cppi41dma 20 0 + &cppi41dma 21 0 &cppi41dma 22 0 + &cppi41dma 23 0 &cppi41dma 24 0 + &cppi41dma 25 0 &cppi41dma 26 0 + &cppi41dma 27 0 &cppi41dma 28 0 + &cppi41dma 29 0 &cppi41dma 15 1 + &cppi41dma 16 1 &cppi41dma 17 1 + &cppi41dma 18 1 &cppi41dma 19 1 + &cppi41dma 20 1 &cppi41dma 21 1 + &cppi41dma 22 1 &cppi41dma 23 1 + &cppi41dma 24 1 &cppi41dma 25 1 + &cppi41dma 26 1 &cppi41dma 27 1 + &cppi41dma 28 1 &cppi41dma 29 1>; + dma-names = + "rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7", + "rx8", "rx9", "rx10", "rx11", "rx12", "rx13", + "rx14", "rx15", + "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7", + "tx8", "tx9", "tx10", "tx11", "tx12", "tx13", + "tx14", "tx15"; + }; + + cppi41dma: dma-controller@07402000 { + compatible = "ti,am3359-cppi41"; + reg = <0x47400000 0x1000 + 0x47402000 0x1000 + 0x47403000 0x1000 + 0x47404000 0x4000>; + reg-names = "glue", "controller", "scheduler", "queuemgr"; + interrupts = <17>; + interrupt-names = "glue"; + #dma-cells = <2>; + #dma-channels = <30>; + #dma-requests = <256>; + status = "disabled"; + }; + }; + + epwmss0: epwmss@48300000 { + compatible = "ti,am33xx-pwmss"; + reg = <0x48300000 0x10>; + ti,hwmods = "epwmss0"; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + ranges = <0x48300100 0x48300100 0x80 /* ECAP */ + 0x48300180 0x48300180 0x80 /* EQEP */ + 0x48300200 0x48300200 0x80>; /* EHRPWM */ + + ecap0: ecap@48300100 { + compatible = "ti,am33xx-ecap"; + #pwm-cells = <3>; + reg = <0x48300100 0x80>; + ti,hwmods = "ecap0"; + status = "disabled"; + }; + + ehrpwm0: ehrpwm@48300200 { + compatible = "ti,am33xx-ehrpwm"; + #pwm-cells = <3>; + reg = <0x48300200 0x80>; + ti,hwmods = "ehrpwm0"; + status = "disabled"; + }; + }; + + epwmss1: epwmss@48302000 { + compatible = "ti,am33xx-pwmss"; + reg = <0x48302000 0x10>; + ti,hwmods = "epwmss1"; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + ranges = <0x48302100 0x48302100 0x80 /* ECAP */ + 0x48302180 0x48302180 0x80 /* EQEP */ + 0x48302200 0x48302200 0x80>; /* EHRPWM */ + + ecap1: ecap@48302100 { + compatible = "ti,am33xx-ecap"; + #pwm-cells = <3>; + reg = <0x48302100 0x80>; + ti,hwmods = "ecap1"; + status = "disabled"; + }; + + ehrpwm1: ehrpwm@48302200 { + compatible = "ti,am33xx-ehrpwm"; + #pwm-cells = <3>; + reg = <0x48302200 0x80>; + ti,hwmods = "ehrpwm1"; + status = "disabled"; + }; + }; + + epwmss2: epwmss@48304000 { + compatible = "ti,am33xx-pwmss"; + reg = <0x48304000 0x10>; + ti,hwmods = "epwmss2"; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + ranges = <0x48304100 0x48304100 0x80 /* ECAP */ + 0x48304180 0x48304180 0x80 /* EQEP */ + 0x48304200 0x48304200 0x80>; /* EHRPWM */ + + ecap2: ecap@48304100 { + compatible = "ti,am33xx-ecap"; + #pwm-cells = <3>; + reg = <0x48304100 0x80>; + ti,hwmods = "ecap2"; + status = "disabled"; + }; + + ehrpwm2: ehrpwm@48304200 { + compatible = "ti,am33xx-ehrpwm"; + #pwm-cells = <3>; + reg = <0x48304200 0x80>; + ti,hwmods = "ehrpwm2"; + status = "disabled"; + }; + }; + + mac: ethernet@4a100000 { + compatible = "ti,cpsw"; + ti,hwmods = "cpgmac0"; + cpdma_channels = <8>; + ale_entries = <1024>; + bd_ram_size = <0x2000>; + no_bd_ram = <0>; + rx_descs = <64>; + mac_control = <0x20>; + slaves = <2>; + active_slave = <0>; + cpts_clock_mult = <0x80000000>; + cpts_clock_shift = <29>; + reg = <0x4a100000 0x800 + 0x4a101200 0x100>; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&intc>; + /* + * c0_rx_thresh_pend + * c0_rx_pend + * c0_tx_pend + * c0_misc_pend + */ + interrupts = <40 41 42 43>; + ranges; + + davinci_mdio: mdio@4a101000 { + compatible = "ti,davinci_mdio"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "davinci_mdio"; + bus_freq = <1000000>; + reg = <0x4a101000 0x100>; + }; + + cpsw_emac0: slave@4a100200 { + /* Filled in by U-Boot */ + mac-address = [ 00 00 00 00 00 00 ]; + }; + + cpsw_emac1: slave@4a100300 { + /* Filled in by U-Boot */ + mac-address = [ 00 00 00 00 00 00 ]; + }; + }; + + ocmcram: ocmcram@40300000 { + compatible = "ti,am3352-ocmcram"; + reg = <0x40300000 0x10000>; + ti,hwmods = "ocmcram"; + }; + + wkup_m3: wkup_m3@44d00000 { + compatible = "ti,am3353-wkup-m3"; + reg = <0x44d00000 0x4000 /* M3 UMEM */ + 0x44d80000 0x2000>; /* M3 DMEM */ + ti,hwmods = "wkup_m3"; + }; + + elm: elm@48080000 { + compatible = "ti,am3352-elm"; + reg = <0x48080000 0x2000>; + interrupts = <4>; + ti,hwmods = "elm"; + status = "disabled"; + }; + + tscadc: tscadc@44e0d000 { + compatible = "ti,am3359-tscadc"; + reg = <0x44e0d000 0x1000>; + interrupt-parent = <&intc>; + interrupts = <16>; + ti,hwmods = "adc_tsc"; + status = "disabled"; + + tsc { + compatible = "ti,am3359-tsc"; + }; + am335x_adc: adc { + #io-channel-cells = <1>; + compatible = "ti,am3359-adc"; + }; + }; + + gpmc: gpmc@50000000 { + compatible = "ti,am3352-gpmc"; + ti,hwmods = "gpmc"; + reg = <0x50000000 0x2000>; + interrupts = <100>; + gpmc,num-cs = <7>; + gpmc,num-waitpins = <2>; + #address-cells = <2>; + #size-cells = <1>; + status = "disabled"; + }; + }; +}; diff --git a/arch/arm/dts/dt-bindings/gpio/gpio.h b/arch/arm/dts/dt-bindings/gpio/gpio.h new file mode 100644 index 0000000..e6b1e0a --- /dev/null +++ b/arch/arm/dts/dt-bindings/gpio/gpio.h @@ -0,0 +1,15 @@ +/* + * This header provides constants for most GPIO bindings. + * + * Most GPIO bindings include a flags cell as part of the GPIO specifier. + * In most cases, the format of the flags cell uses the standard values + * defined in this header. + */ + +#ifndef _DT_BINDINGS_GPIO_GPIO_H +#define _DT_BINDINGS_GPIO_GPIO_H + +#define GPIO_ACTIVE_HIGH 0 +#define GPIO_ACTIVE_LOW 1 + +#endif diff --git a/arch/arm/dts/dt-bindings/pinctrl/am33xx.h b/arch/arm/dts/dt-bindings/pinctrl/am33xx.h new file mode 100644 index 0000000..e8ce360 --- /dev/null +++ b/arch/arm/dts/dt-bindings/pinctrl/am33xx.h @@ -0,0 +1,41 @@ +/* + * This header provides constants specific to AM33XX pinctrl bindings. + */ + +#ifndef _DT_BINDINGS_PINCTRL_AM33XX_H +#define _DT_BINDINGS_PINCTRL_AM33XX_H + +#include <dt-bindings/pinctrl/omap.h> + +/* am33xx specific mux bit defines */ +#undef PULL_ENA +#undef INPUT_EN + +#define PULL_DISABLE (1 << 3) +#define INPUT_EN (1 << 5) +#define SLEWCTRL_FAST (1 << 6) + +/* update macro depending on INPUT_EN and PULL_ENA */ +#undef PIN_OUTPUT +#undef PIN_OUTPUT_PULLUP +#undef PIN_OUTPUT_PULLDOWN +#undef PIN_INPUT +#undef PIN_INPUT_PULLUP +#undef PIN_INPUT_PULLDOWN + +#define PIN_OUTPUT (PULL_DISABLE) +#define PIN_OUTPUT_PULLUP (PULL_UP) +#define PIN_OUTPUT_PULLDOWN 0 +#define PIN_INPUT (INPUT_EN | PULL_DISABLE) +#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP) +#define PIN_INPUT_PULLDOWN (INPUT_EN) + +/* undef non-existing modes */ +#undef PIN_OFF_NONE +#undef PIN_OFF_OUTPUT_HIGH +#undef PIN_OFF_OUTPUT_LOW +#undef PIN_OFF_INPUT_PULLUP +#undef PIN_OFF_INPUT_PULLDOWN +#undef PIN_OFF_WAKEUPENABLE + +#endif diff --git a/arch/arm/dts/dt-bindings/pinctrl/omap.h b/arch/arm/dts/dt-bindings/pinctrl/omap.h new file mode 100644 index 0000000..f55855c --- /dev/null +++ b/arch/arm/dts/dt-bindings/pinctrl/omap.h @@ -0,0 +1,54 @@ +/* + * This header provides constants for OMAP pinctrl bindings. + * + * Copyright (C) 2009 Nokia + * Copyright (C) 2009-2010 Texas Instruments + */ + +#ifndef _DT_BINDINGS_PINCTRL_OMAP_H +#define _DT_BINDINGS_PINCTRL_OMAP_H + +/* 34xx mux mode options for each pin. See TRM for options */ +#define MUX_MODE0 0 +#define MUX_MODE1 1 +#define MUX_MODE2 2 +#define MUX_MODE3 3 +#define MUX_MODE4 4 +#define MUX_MODE5 5 +#define MUX_MODE6 6 +#define MUX_MODE7 7 + +/* 24xx/34xx mux bit defines */ +#define PULL_ENA (1 << 3) +#define PULL_UP (1 << 4) +#define ALTELECTRICALSEL (1 << 5) + +/* 34xx specific mux bit defines */ +#define INPUT_EN (1 << 8) +#define OFF_EN (1 << 9) +#define OFFOUT_EN (1 << 10) +#define OFFOUT_VAL (1 << 11) +#define OFF_PULL_EN (1 << 12) +#define OFF_PULL_UP (1 << 13) +#define WAKEUP_EN (1 << 14) + +/* 44xx specific mux bit defines */ +#define WAKEUP_EVENT (1 << 15) + +/* Active pin states */ +#define PIN_OUTPUT 0 +#define PIN_OUTPUT_PULLUP (PIN_OUTPUT | PULL_ENA | PULL_UP) +#define PIN_OUTPUT_PULLDOWN (PIN_OUTPUT | PULL_ENA) +#define PIN_INPUT INPUT_EN +#define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP) +#define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN) + +/* Off mode states */ +#define PIN_OFF_NONE 0 +#define PIN_OFF_OUTPUT_HIGH (OFF_EN | OFFOUT_EN | OFFOUT_VAL) +#define PIN_OFF_OUTPUT_LOW (OFF_EN | OFFOUT_EN) +#define PIN_OFF_INPUT_PULLUP (OFF_EN | OFF_PULL_EN | OFF_PULL_UP) +#define PIN_OFF_INPUT_PULLDOWN (OFF_EN | OFF_PULL_EN) +#define PIN_OFF_WAKEUPENABLE WAKEUP_EN + +#endif diff --git a/board/ti/dts/am335x-bone-common.dtsi b/board/ti/dts/am335x-bone-common.dtsi new file mode 100644 index 0000000..2f66ded --- /dev/null +++ b/board/ti/dts/am335x-bone-common.dtsi @@ -0,0 +1,262 @@ +/* + * 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. + */ + +/ { + model = "TI AM335x BeagleBone"; + compatible = "ti,am335x-bone", "ti,am33xx"; + + cpus { + cpu@0 { + cpu0-supply = <&dcdc2_reg>; + }; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x10000000>; /* 256 MB */ + }; + + am33xx_pinmux: pinmux@44e10800 { + pinctrl-names = "default"; + pinctrl-0 = <&clkout2_pin>; + + user_leds_s0: user_leds_s0 { + pinctrl-single,pins = < + 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */ + 0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a6.gpio1_22 */ + 0x5c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a7.gpio1_23 */ + 0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio1_24 */ + >; + }; + + i2c0_pins: pinmux_i2c0_pins { + pinctrl-single,pins = < + 0x188 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */ + 0x18c (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */ + >; + }; + + uart0_pins: pinmux_uart0_pins { + pinctrl-single,pins = < + 0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */ + 0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */ + >; + }; + + clkout2_pin: pinmux_clkout2_pin { + pinctrl-single,pins = < + 0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */ + >; + }; + + cpsw_default: cpsw_default { + pinctrl-single,pins = < + /* Slave 1 */ + 0x110 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxerr.mii1_rxerr */ + 0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txen.mii1_txen */ + 0x118 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxdv.mii1_rxdv */ + 0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd3.mii1_txd3 */ + 0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd2.mii1_txd2 */ + 0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd1.mii1_txd1 */ + 0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd0.mii1_txd0 */ + 0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_txclk.mii1_txclk */ + 0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxclk.mii1_rxclk */ + 0x134 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd3.mii1_rxd3 */ + 0x138 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd2.mii1_rxd2 */ + 0x13c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd1.mii1_rxd1 */ + 0x140 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd0.mii1_rxd0 */ + >; + }; + + cpsw_sleep: cpsw_sleep { + pinctrl-single,pins = < + /* Slave 1 reset value */ + 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + + davinci_mdio_default: davinci_mdio_default { + pinctrl-single,pins = < + /* MDIO */ + 0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */ + 0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */ + >; + }; + + davinci_mdio_sleep: davinci_mdio_sleep { + pinctrl-single,pins = < + /* MDIO reset value */ + 0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7) + 0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7) + >; + }; + }; + + ocp { + uart0: serial@44e09000 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins>; + + status = "okay"; + }; + + musb: usb@47400000 { + status = "okay"; + + control@44e10000 { + status = "okay"; + }; + + usb-phy@47401300 { + status = "okay"; + }; + + usb-phy@47401b00 { + status = "okay"; + }; + + usb@47401000 { + status = "okay"; + }; + + usb@47401800 { + status = "okay"; + dr_mode = "host"; + }; + + dma-controller@07402000 { + status = "okay"; + }; + }; + + i2c0: i2c@44e0b000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + + status = "okay"; + clock-frequency = <400000>; + + tps: tps@24 { + reg = <0x24>; + }; + + }; + }; + + leds { + pinctrl-names = "default"; + pinctrl-0 = <&user_leds_s0>; + + compatible = "gpio-leds"; + + led@2 { + label = "beaglebone:green:heartbeat"; + gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + default-state = "off"; + }; + + led@3 { + label = "beaglebone:green:mmc0"; + gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "mmc0"; + default-state = "off"; + }; + + led@4 { + label = "beaglebone:green:usr2"; + gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led@5 { + label = "beaglebone:green:usr3"; + gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + }; +}; + +/include/ "tps65217.dtsi" + +&tps { + regulators { + dcdc1_reg: regulator@0 { + 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 = <1325000>; + 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-always-on; + }; + + ldo2_reg: regulator@4 { + regulator-always-on; + }; + + ldo3_reg: regulator@5 { + regulator-always-on; + }; + + ldo4_reg: regulator@6 { + regulator-always-on; + }; + }; +}; + +&cpsw_emac0 { + phy_id = <&davinci_mdio>, <0>; + phy-mode = "mii"; +}; + +&cpsw_emac1 { + phy_id = <&davinci_mdio>, <1>; + phy-mode = "mii"; +}; + +&mac { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&cpsw_default>; + pinctrl-1 = <&cpsw_sleep>; + +}; + +&davinci_mdio { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&davinci_mdio_default>; + pinctrl-1 = <&davinci_mdio_sleep>; +}; diff --git a/board/ti/dts/am335x-boneblack.dts b/board/ti/dts/am335x-boneblack.dts new file mode 100644 index 0000000..197cadf --- /dev/null +++ b/board/ti/dts/am335x-boneblack.dts @@ -0,0 +1,17 @@ +/* + * 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 "am335x-bone-common.dtsi" + +&ldo3_reg { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; +}; diff --git a/board/ti/dts/tps65217.dtsi b/board/ti/dts/tps65217.dtsi new file mode 100644 index 0000000..a632724 --- /dev/null +++ b/board/ti/dts/tps65217.dtsi @@ -0,0 +1,56 @@ +/* + * 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. + */ + +/* + * Integrated Power Management Chip + * http://www.ti.com/lit/ds/symlink/tps65217.pdf + */ + +&tps { + compatible = "ti,tps65217"; + + regulators { + #address-cells = <1>; + #size-cells = <0>; + + dcdc1_reg: regulator@0 { + reg = <0>; + regulator-compatible = "dcdc1"; + }; + + dcdc2_reg: regulator@1 { + reg = <1>; + regulator-compatible = "dcdc2"; + }; + + dcdc3_reg: regulator@2 { + reg = <2>; + regulator-compatible = "dcdc3"; + }; + + ldo1_reg: regulator@3 { + reg = <3>; + regulator-compatible = "ldo1"; + }; + + ldo2_reg: regulator@4 { + reg = <4>; + regulator-compatible = "ldo2"; + }; + + ldo3_reg: regulator@5 { + reg = <5>; + regulator-compatible = "ldo3"; + }; + + ldo4_reg: regulator@6 { + reg = <6>; + regulator-compatible = "ldo4"; + }; + }; +}; diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index 3de30fc..2f942e5 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -18,6 +18,12 @@
#include <configs/ti_am335x_common.h>
+#ifndef CONFIG_SPL_BUILD +# define CONFIG_OF_CONTROL +# define CONFIG_OF_SEPARATE +# define CONFIG_DEFAULT_DEVICE_TREE am335x-boneblack +#endif + #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM