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      1 // SPDX-License-Identifier: GPL-2.0-only
      2 /*
      3  * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group
      4  */
      5 
      6 /*
      7  * Peripherals common to all Gumstix Overo boards (Tobi, Summit, Palo43,...)
      8  */
      9 
     10 / {
     11 	lis33_3v3: lis33-3v3-reg {
     12 		compatible = "regulator-fixed";
     13 		regulator-name = "lis33-3v3-reg";
     14 		regulator-min-microvolt = <3300000>;
     15 		regulator-max-microvolt = <3300000>;
     16 	};
     17 
     18 	lis33_1v8: lis33-1v8-reg {
     19 		compatible = "regulator-fixed";
     20 		regulator-name = "lis33-1v8-reg";
     21 		regulator-min-microvolt = <1800000>;
     22 		regulator-max-microvolt = <1800000>;
     23 	};
     24 };
     25 
     26 &omap3_pmx_core {
     27 	i2c3_pins: pinmux_i2c3_pins {
     28 		pinctrl-single,pins = <
     29 			OMAP3_CORE1_IOPAD(0x21c2, PIN_INPUT | MUX_MODE0)	/* i2c3_scl.i2c3_scl */
     30 			OMAP3_CORE1_IOPAD(0x21c4, PIN_INPUT | MUX_MODE0)	/* i2c3_sda.i2c3_sda */
     31 		>;
     32 	};
     33 
     34 	uart3_pins: pinmux_uart3_pins {
     35 		pinctrl-single,pins = <
     36 			OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | MUX_MODE0)	/* uart3_rx_irrx.uart3_rx_irrx */
     37 			OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0)	/* uart3_tx_irtx.uart3_tx_irtx */
     38 		>;
     39 	};
     40 };
     41 
     42 &i2c3 {
     43 	pinctrl-names = "default";
     44 	pinctrl-0 = <&i2c3_pins>;
     45 	clock-frequency = <100000>;
     46 
     47 	/* optional 1K EEPROM with revision information */
     48 	eeprom@51 {
     49 		compatible = "atmel,24c01";
     50 		reg = <0x51>;
     51 		pagesize = <8>;
     52 	};
     53 
     54 	lis33de: lis33de@1d {
     55 		compatible = "st,lis33de", "st,lis3lv02d";
     56 		reg = <0x1d>;
     57 		Vdd-supply = <&lis33_1v8>;
     58 		Vdd_IO-supply = <&lis33_3v3>;
     59 
     60 		st,click-single-x;
     61 		st,click-single-y;
     62 		st,click-single-z;
     63 		st,click-thresh-x = <10>;
     64 		st,click-thresh-y = <10>;
     65 		st,click-thresh-z = <10>;
     66 		st,irq1-click;
     67 		st,irq2-click;
     68 		st,wakeup-x-lo;
     69 		st,wakeup-x-hi;
     70 		st,wakeup-y-lo;
     71 		st,wakeup-y-hi;
     72 		st,wakeup-z-lo;
     73 		st,wakeup-z-hi;
     74 		st,min-limit-x = <120>;
     75 		st,min-limit-y = <120>;
     76 		st,min-limit-z = <140>;
     77 		st,max-limit-x = <550>;
     78 		st,max-limit-y = <550>;
     79 		st,max-limit-z = <750>;
     80 	};
     81 };
     82 
     83 &mmc3 {
     84 	status = "disabled";
     85 };
     86 
     87 &uart3 {
     88 	interrupts-extended = <&intc 74 &omap3_pmx_core OMAP3_UART3_RX>;
     89 	pinctrl-names = "default";
     90 	pinctrl-0 = <&uart3_pins>;
     91 };
     92 
     93