![AnilKumar Ch](/assets/img/avatar_default.png)
Add matrix keypad device tree data to am335x-evm by adding all the necessary parameters like keymap, row & column gpios and etc. Signed-off-by: AnilKumar Ch <anilkumar@ti.com> Signed-off-by: Benoit Cousson <b-cousson@ti.com>
211 lines
4.2 KiB
Plaintext
211 lines
4.2 KiB
Plaintext
/*
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* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/dts-v1/;
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/include/ "am33xx.dtsi"
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/ {
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model = "TI AM335x EVM";
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compatible = "ti,am335x-evm", "ti,am33xx";
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cpus {
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cpu@0 {
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cpu0-supply = <&vdd1_reg>;
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};
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};
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memory {
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device_type = "memory";
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reg = <0x80000000 0x10000000>; /* 256 MB */
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};
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am33xx_pinmux: pinmux@44e10800 {
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pinctrl-names = "default";
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pinctrl-0 = <&matrix_keypad_s0>;
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matrix_keypad_s0: matrix_keypad_s0 {
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pinctrl-single,pins = <
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0x54 0x7 /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
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0x58 0x7 /* gpmc_a6.gpio1_22, OUTPUT | MODE7 */
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0x64 0x27 /* gpmc_a9.gpio1_25, INPUT | MODE7 */
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0x68 0x27 /* gpmc_a10.gpio1_26, INPUT | MODE7 */
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0x6c 0x27 /* gpmc_a11.gpio1_27, INPUT | MODE7 */
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>;
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};
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};
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ocp {
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uart1: serial@44e09000 {
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status = "okay";
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};
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i2c1: i2c@44e0b000 {
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status = "okay";
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clock-frequency = <400000>;
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tps: tps@2d {
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reg = <0x2d>;
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};
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};
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i2c2: i2c@4802a000 {
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status = "okay";
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clock-frequency = <100000>;
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lis331dlh: lis331dlh@18 {
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compatible = "st,lis331dlh", "st,lis3lv02d";
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reg = <0x18>;
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Vdd-supply = <&lis3_reg>;
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Vdd_IO-supply = <&lis3_reg>;
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st,click-single-x;
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st,click-single-y;
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st,click-single-z;
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st,click-thresh-x = <10>;
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st,click-thresh-y = <10>;
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st,click-thresh-z = <10>;
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st,irq1-click;
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st,irq2-click;
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st,wakeup-x-lo;
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st,wakeup-x-hi;
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st,wakeup-y-lo;
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st,wakeup-y-hi;
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st,wakeup-z-lo;
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st,wakeup-z-hi;
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st,min-limit-x = <120>;
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st,min-limit-y = <120>;
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st,min-limit-z = <140>;
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st,max-limit-x = <550>;
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st,max-limit-y = <550>;
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st,max-limit-z = <750>;
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};
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tsl2550: tsl2550@39 {
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compatible = "taos,tsl2550";
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reg = <0x39>;
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};
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tmp275: tmp275@48 {
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compatible = "ti,tmp275";
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reg = <0x48>;
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};
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};
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};
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vbat: fixedregulator@0 {
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compatible = "regulator-fixed";
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regulator-name = "vbat";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-boot-on;
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};
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lis3_reg: fixedregulator@1 {
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compatible = "regulator-fixed";
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regulator-name = "lis3_reg";
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regulator-boot-on;
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};
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matrix_keypad: matrix_keypad@0 {
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compatible = "gpio-matrix-keypad";
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debounce-delay-ms = <5>;
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col-scan-delay-us = <2>;
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row-gpios = <&gpio2 25 0 /* Bank1, pin25 */
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&gpio2 26 0 /* Bank1, pin26 */
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&gpio2 27 0>; /* Bank1, pin27 */
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col-gpios = <&gpio2 21 0 /* Bank1, pin21 */
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&gpio2 22 0>; /* Bank1, pin22 */
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linux,keymap = <0x0000008b /* MENU */
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0x0100009e /* BACK */
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0x02000069 /* LEFT */
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0x0001006a /* RIGHT */
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0x0101001c /* ENTER */
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0x0201006c>; /* DOWN */
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};
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};
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/include/ "tps65910.dtsi"
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&tps {
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vcc1-supply = <&vbat>;
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vcc2-supply = <&vbat>;
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vcc3-supply = <&vbat>;
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vcc4-supply = <&vbat>;
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vcc5-supply = <&vbat>;
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vcc6-supply = <&vbat>;
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vcc7-supply = <&vbat>;
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vccio-supply = <&vbat>;
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regulators {
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vrtc_reg: regulator@0 {
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regulator-always-on;
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};
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vio_reg: regulator@1 {
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regulator-always-on;
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};
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vdd1_reg: regulator@2 {
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/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
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regulator-name = "vdd_mpu";
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regulator-min-microvolt = <912500>;
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regulator-max-microvolt = <1312500>;
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regulator-boot-on;
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regulator-always-on;
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};
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vdd2_reg: regulator@3 {
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/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
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regulator-name = "vdd_core";
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regulator-min-microvolt = <912500>;
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regulator-max-microvolt = <1150000>;
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regulator-boot-on;
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regulator-always-on;
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};
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vdd3_reg: regulator@4 {
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regulator-always-on;
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};
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vdig1_reg: regulator@5 {
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regulator-always-on;
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};
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vdig2_reg: regulator@6 {
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regulator-always-on;
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};
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vpll_reg: regulator@7 {
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regulator-always-on;
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};
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vdac_reg: regulator@8 {
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regulator-always-on;
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};
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vaux1_reg: regulator@9 {
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regulator-always-on;
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};
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vaux2_reg: regulator@10 {
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regulator-always-on;
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};
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vaux33_reg: regulator@11 {
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regulator-always-on;
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};
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vmmc_reg: regulator@12 {
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regulator-always-on;
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};
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};
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};
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