diff options
Diffstat (limited to 'arch/arm/boot/dts/omap3-overo-base.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/omap3-overo-base.dtsi | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-overo-base.dtsi b/arch/arm/boot/dts/omap3-overo-base.dtsi new file mode 100644 index 000000000..971d3e250 --- /dev/null +++ b/arch/arm/boot/dts/omap3-overo-base.dtsi @@ -0,0 +1,274 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group + */ + +/* + * The Gumstix Overo must be combined with an expansion board. + */ + +/ { + + memory@0 { + device_type = "memory"; + reg = <0 0>; + }; + + pwmleds { + compatible = "pwm-leds"; + + overo { + label = "overo:blue:COM"; + pwms = <&twl_pwmled 1 7812500>; + max-brightness = <127>; + linux,default-trigger = "mmc0"; + }; + }; + + sound { + compatible = "ti,omap-twl4030"; + ti,model = "overo"; + + ti,mcbsp = <&mcbsp2>; + }; + + /* HS USB Port 2 Power */ + hsusb2_power: hsusb2_power_reg { + compatible = "regulator-fixed"; + regulator-name = "hsusb2_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio6 8 GPIO_ACTIVE_HIGH>; /* gpio_168: vbus enable */ + startup-delay-us = <70000>; + enable-active-high; + }; + + /* HS USB Host PHY on PORT 2 */ + hsusb2_phy: hsusb2_phy { + compatible = "usb-nop-xceiv"; + reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>; /* gpio_183 */ + vcc-supply = <&hsusb2_power>; + #phy-cells = <0>; + }; + + /* Regulator to trigger the nPoweron signal of the Wifi module */ + w3cbw003c_npoweron: regulator-w3cbw003c-npoweron { + compatible = "regulator-fixed"; + regulator-name = "regulator-w3cbw003c-npoweron"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* gpio_54: nPoweron */ + enable-active-high; + }; + + /* Regulator to trigger the nReset signal of the Wifi module */ + w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset { + pinctrl-names = "default"; + pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>; + compatible = "regulator-fixed"; + regulator-name = "regulator-w3cbw003c-wifi-nreset"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>; /* gpio_16: WiFi nReset */ + startup-delay-us = <10000>; + }; +}; + +&omap3_pmx_core { + pinctrl-names = "default"; + pinctrl-0 = < + &hsusb2_pins + >; + + uart2_pins: pinmux_uart2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */ + OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_dr.uart2_rts */ + OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_clk.uart2_tx */ + OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1) /* mcbsp3_fsx.uart2_rx */ + >; + }; + + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */ + OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */ + >; + }; + + mmc1_pins: pinmux_mmc1_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */ + OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */ + OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */ + OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */ + OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */ + OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */ + >; + }; + + mmc2_pins: pinmux_mmc2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */ + OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */ + OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */ + OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */ + OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */ + OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */ + >; + }; + + /* WiFi/BT combo */ + w3cbw003c_pins: pinmux_w3cbw003c_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs3.gpio_54 */ + OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4) /* uart3_rts_sd.gpio_164 */ + >; + }; + + hsusb2_pins: pinmux_hsusb2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */ + OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */ + OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */ + OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */ + OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */ + OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ + OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4) /* i2c2_scl.gpio_168 */ + OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4) /* i2c2_sda.gpio_183 */ + >; + }; +}; + +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins>; + clock-frequency = <2600000>; + + twl: twl@48 { + reg = <0x48>; + interrupts = <7>; /* SYS_NIRQ cascaded to intc */ + interrupt-parent = <&intc>; + + twl_audio: audio { + compatible = "ti,twl4030-audio"; + codec { + }; + }; + }; +}; + +#include "twl4030.dtsi" +#include "twl4030_omap3.dtsi" + +/* i2c2 pins are used for gpio */ +&i2c2 { + status = "disabled"; +}; + +/* on board microSD slot */ +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>; + vmmc-supply = <&vmmc1>; + bus-width = <4>; +}; + +/* optional on board WiFi */ +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins>; + vmmc-supply = <&w3cbw003c_npoweron>; + vqmmc-supply = <&w3cbw003c_wifi_nreset>; + bus-width = <4>; + cap-sdio-irq; + non-removable; +}; + +&twl_gpio { + ti,use-leds; +}; + +&usb_otg_hs { + interface-type = <0>; + usb-phy = <&usb2_phy>; + phys = <&usb2_phy>; + phy-names = "usb2-phy"; + mode = <3>; + power = <50>; +}; + +&usbhshost { + port2-mode = "ehci-phy"; +}; + +&usbhsehci { + phys = <0 &hsusb2_phy>; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; +}; + +&mcbsp2 { + status = "okay"; +}; + +&gpmc { + ranges = <0 0 0x30000000 0x1000000>, /* CS0 */ + <4 0 0x2b000000 0x1000000>, /* CS4 */ + <5 0 0x2c000000 0x1000000>; /* CS5 */ + + nand@0,0 { + compatible = "ti,omap2-nand"; + linux,mtd-name= "micron,mt29c4g96maz"; + reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ + interrupt-parent = <&gpmc>; + interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ + <1 IRQ_TYPE_NONE>; /* termcount */ + nand-bus-width = <16>; + gpmc,device-width = <2>; + ti,nand-ecc-opt = "bch8"; + + gpmc,sync-clk-ps = <0>; + gpmc,cs-on-ns = <0>; + gpmc,cs-rd-off-ns = <44>; + gpmc,cs-wr-off-ns = <44>; + gpmc,adv-on-ns = <6>; + gpmc,adv-rd-off-ns = <34>; + gpmc,adv-wr-off-ns = <44>; + gpmc,we-off-ns = <40>; + gpmc,oe-off-ns = <54>; + gpmc,access-ns = <64>; + gpmc,rd-cycle-ns = <82>; + gpmc,wr-cycle-ns = <82>; + gpmc,wr-access-ns = <40>; + gpmc,wr-data-mux-bus-ns = <0>; + + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "SPL"; + reg = <0 0x80000>; /* 512KiB */ + }; + partition@80000 { + label = "U-Boot"; + reg = <0x80000 0x1C0000>; /* 1792KiB */ + }; + partition@1c0000 { + label = "Environment"; + reg = <0x240000 0x40000>; /* 256KiB */ + }; + partition@280000 { + label = "Kernel"; + reg = <0x280000 0x800000>; /* 8192KiB */ + }; + partition@780000 { + label = "Filesystem"; + reg = <0xA80000 0>; + /* HACK: MTDPART_SIZ_FULL=0 so fill to end */ + }; + }; +}; |