| // 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>; |
| }; |
| |
| led-controller { |
| compatible = "pwm-leds"; |
| |
| led-1 { |
| 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 */ |
| }; |
| }; |
| }; |
