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741cac5f00
Add device tree nodes and pinmux for hdq/1wire on am43x epos evm. Signed-off-by: Sourav Poddar <sourav.poddar@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
471 lines
12 KiB
Plaintext
471 lines
12 KiB
Plaintext
/*
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* Copyright (C) 2013 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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/* AM43x EPOS EVM */
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/dts-v1/;
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#include "am4372.dtsi"
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#include <dt-bindings/pinctrl/am43xx.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/pwm/pwm.h>
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/ {
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model = "TI AM43x EPOS EVM";
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compatible = "ti,am43x-epos-evm","ti,am4372","ti,am43";
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vmmcsd_fixed: fixedregulator-sd {
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compatible = "regulator-fixed";
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regulator-name = "vmmcsd_fixed";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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enable-active-high;
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};
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am43xx_pinmux: pinmux@44e10800 {
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cpsw_default: cpsw_default {
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pinctrl-single,pins = <
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/* Slave 1 */
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0x10c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_crs.rmii1_crs */
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0x110 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxerr.rmii1_rxerr */
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0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txen.rmii1_txen */
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0x118 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxdv.rmii1_rxdv */
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0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd1.rmii1_txd1 */
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0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE1) /* mii1_txd0.rmii1_txd0 */
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0x13c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd1.rmii1_rxd1 */
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0x140 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mii1_rxd0.rmii1_rxd0 */
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0x144 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* rmii1_refclk.rmii1_refclk */
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>;
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};
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cpsw_sleep: cpsw_sleep {
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pinctrl-single,pins = <
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/* Slave 1 reset value */
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0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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davinci_mdio_default: davinci_mdio_default {
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pinctrl-single,pins = <
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/* MDIO */
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0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
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0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
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>;
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};
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davinci_mdio_sleep: davinci_mdio_sleep {
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pinctrl-single,pins = <
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/* MDIO reset value */
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0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
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0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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i2c0_pins: pinmux_i2c0_pins {
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pinctrl-single,pins = <
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0x188 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
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0x18c (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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>;
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};
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nand_flash_x8: nand_flash_x8 {
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pinctrl-single,pins = <
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0x40 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a0.SELQSPIorNAND/GPIO */
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0x0 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
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0x4 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
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0x8 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
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0xc (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
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0x10 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
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0x14 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
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0x18 (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
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0x1c (PIN_INPUT_PULLDOWN | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
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0x70 (PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
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0x74 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_wpn.gpmc_wpn */
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0x7c (PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
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0x90 (PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
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0x94 (PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
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0x98 (PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
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0x9c (PIN_OUTPUT | MUX_MODE0) /* gpmc_be0n_cle.gpmc_be0n_cle */
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>;
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};
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ecap0_pins: backlight_pins {
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pinctrl-single,pins = <
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0x164 MUX_MODE0 /* eCAP0_in_PWM0_out.eCAP0_in_PWM0_out MODE0 */
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>;
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};
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i2c2_pins: pinmux_i2c2_pins {
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pinctrl-single,pins = <
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0x1c0 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8) /* i2c2_sda.i2c2_sda */
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0x1c4 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE8) /* i2c2_scl.i2c2_scl */
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>;
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};
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spi0_pins: pinmux_spi0_pins {
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pinctrl-single,pins = <
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0x150 (PIN_INPUT | MUX_MODE0) /* spi0_clk.spi0_clk */
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0x154 (PIN_OUTPUT | MUX_MODE0) /* spi0_d0.spi0_d0 */
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0x158 (PIN_INPUT | MUX_MODE0) /* spi0_d1.spi0_d1 */
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0x15c (PIN_OUTPUT | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
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>;
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};
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spi1_pins: pinmux_spi1_pins {
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pinctrl-single,pins = <
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0x190 (PIN_INPUT | MUX_MODE3) /* mcasp0_aclkx.spi1_clk */
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0x194 (PIN_OUTPUT | MUX_MODE3) /* mcasp0_fsx.spi1_d0 */
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0x198 (PIN_INPUT | MUX_MODE3) /* mcasp0_axr0.spi1_d1 */
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0x19c (PIN_OUTPUT | MUX_MODE3) /* mcasp0_ahclkr.spi1_cs0 */
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>;
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};
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mmc1_pins: pinmux_mmc1_pins {
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pinctrl-single,pins = <
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0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
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>;
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};
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qspi1_default: qspi1_default {
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pinctrl-single,pins = <
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0x7c (PIN_INPUT_PULLUP | MUX_MODE3)
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0x88 (PIN_INPUT_PULLUP | MUX_MODE2)
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0x90 (PIN_INPUT_PULLUP | MUX_MODE3)
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0x94 (PIN_INPUT_PULLUP | MUX_MODE3)
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0x98 (PIN_INPUT_PULLUP | MUX_MODE3)
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0x9c (PIN_INPUT_PULLUP | MUX_MODE3)
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>;
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};
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pixcir_ts_pins: pixcir_ts_pins {
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pinctrl-single,pins = <
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0x44 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_a1.gpio1_17 */
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>;
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};
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hdq_pins: pinmux_hdq_pins {
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pinctrl-single,pins = <
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0x234 (PIN_INPUT_PULLUP | MUX_MODE1) /* cam1_wen.hdq_gpio */
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>;
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};
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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 = <&gpio0 12 GPIO_ACTIVE_HIGH /* Bank0, pin12 */
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&gpio0 13 GPIO_ACTIVE_HIGH /* Bank0, pin13 */
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&gpio0 14 GPIO_ACTIVE_HIGH /* Bank0, pin14 */
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&gpio0 15 GPIO_ACTIVE_HIGH>; /* Bank0, pin15 */
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col-gpios = <&gpio3 9 GPIO_ACTIVE_HIGH /* Bank3, pin9 */
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&gpio3 10 GPIO_ACTIVE_HIGH /* Bank3, pin10 */
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&gpio2 18 GPIO_ACTIVE_HIGH /* Bank2, pin18 */
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&gpio2 19 GPIO_ACTIVE_HIGH>; /* Bank2, pin19 */
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linux,keymap = <0x00000201 /* P1 */
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0x01000204 /* P4 */
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0x02000207 /* P7 */
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0x0300020a /* NUMERIC_STAR */
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0x00010202 /* P2 */
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0x01010205 /* P5 */
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0x02010208 /* P8 */
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0x03010200 /* P0 */
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0x00020203 /* P3 */
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0x01020206 /* P6 */
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0x02020209 /* P9 */
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0x0302020b /* NUMERIC_POUND */
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0x00030067 /* UP */
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0x0103006a /* RIGHT */
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0x0203006c /* DOWN */
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0x03030069>; /* LEFT */
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};
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backlight {
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compatible = "pwm-backlight";
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pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
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brightness-levels = <0 51 53 56 62 75 101 152 255>;
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default-brightness-level = <8>;
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};
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};
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&mmc1 {
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status = "okay";
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vmmc-supply = <&vmmcsd_fixed>;
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bus-width = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins>;
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cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
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};
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&mac {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&cpsw_default>;
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pinctrl-1 = <&cpsw_sleep>;
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status = "okay";
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};
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&davinci_mdio {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&davinci_mdio_default>;
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pinctrl-1 = <&davinci_mdio_sleep>;
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status = "okay";
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};
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&cpsw_emac0 {
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phy_id = <&davinci_mdio>, <16>;
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phy-mode = "rmii";
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};
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&cpsw_emac1 {
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phy_id = <&davinci_mdio>, <1>;
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phy-mode = "rmii";
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};
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&i2c0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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at24@50 {
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compatible = "at24,24c256";
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pagesize = <64>;
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reg = <0x50>;
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};
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pixcir_ts@5c {
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compatible = "pixcir,pixcir_tangoc";
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pinctrl-names = "default";
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pinctrl-0 = <&pixcir_ts_pins>;
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reg = <0x5c>;
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interrupt-parent = <&gpio1>;
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interrupts = <17 0>;
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attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>;
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x-size = <1024>;
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y-size = <600>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins>;
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status = "okay";
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&gpio2 {
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status = "okay";
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};
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&gpio3 {
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status = "okay";
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};
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&elm {
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status = "okay";
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};
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&gpmc {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&nand_flash_x8>;
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ranges = <0 0 0x08000000 0x10000000>; /* CS0: NAND */
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nand@0,0 {
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reg = <0 0 0>; /* CS0, offset 0 */
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ti,nand-ecc-opt = "bch8";
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ti,elm-id = <&elm>;
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nand-bus-width = <8>;
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gpmc,device-width = <1>;
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gpmc,sync-clk-ps = <0>;
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gpmc,cs-on-ns = <0>;
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gpmc,cs-rd-off-ns = <40>; /* tCEA + tCHZ + 1 */
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gpmc,cs-wr-off-ns = <40>;
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gpmc,adv-on-ns = <0>; /* cs-on-ns */
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gpmc,adv-rd-off-ns = <25>; /* min( tALH + tALS + 1) */
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gpmc,adv-wr-off-ns = <25>; /* min( tALH + tALS + 1) */
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gpmc,we-on-ns = <0>; /* cs-on-ns */
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gpmc,we-off-ns = <20>; /* we-on-time + tWP + 2 */
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gpmc,oe-on-ns = <3>; /* cs-on-ns + tRR + 2 */
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gpmc,oe-off-ns = <30>; /* oe-on-ns + tRP + 2 */
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gpmc,access-ns = <30>; /* tCEA + 4*/
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gpmc,rd-cycle-ns = <40>;
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gpmc,wr-cycle-ns = <40>;
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gpmc,wait-on-read = "true";
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gpmc,wait-on-write = "true";
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gpmc,bus-turnaround-ns = <0>;
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gpmc,cycle2cycle-delay-ns = <0>;
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gpmc,clk-activation-ns = <0>;
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gpmc,wait-monitoring-ns = <0>;
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gpmc,wr-access-ns = <40>;
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gpmc,wr-data-mux-bus-ns = <0>;
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/* MTD partition table */
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/* All SPL-* partitions are sized to minimal length
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* which can be independently programmable. For
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* NAND flash this is equal to size of erase-block */
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "NAND.SPL";
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reg = <0x00000000 0x00040000>;
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};
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partition@1 {
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label = "NAND.SPL.backup1";
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reg = <0x00040000 0x00040000>;
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};
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partition@2 {
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label = "NAND.SPL.backup2";
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reg = <0x00080000 0x00040000>;
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};
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partition@3 {
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label = "NAND.SPL.backup3";
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reg = <0x000C0000 0x00040000>;
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};
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partition@4 {
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label = "NAND.u-boot-spl-os";
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reg = <0x00100000 0x00080000>;
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};
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partition@5 {
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label = "NAND.u-boot";
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reg = <0x00180000 0x00100000>;
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};
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partition@6 {
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label = "NAND.u-boot-env";
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reg = <0x00280000 0x00040000>;
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};
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partition@7 {
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label = "NAND.u-boot-env.backup1";
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reg = <0x002C0000 0x00040000>;
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};
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partition@8 {
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label = "NAND.kernel";
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reg = <0x00300000 0x00700000>;
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};
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partition@9 {
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label = "NAND.file-system";
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reg = <0x00800000 0x1F600000>;
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};
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};
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};
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&epwmss0 {
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status = "okay";
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};
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&ecap0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ecap0_pins>;
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};
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&spi0 {
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pinctrl-names = "default";
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pinctrl-0 = <&spi0_pins>;
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status = "okay";
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};
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&spi1 {
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pinctrl-names = "default";
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pinctrl-0 = <&spi1_pins>;
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status = "okay";
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};
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&usb2_phy1 {
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status = "okay";
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};
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&usb1 {
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dr_mode = "peripheral";
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status = "okay";
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};
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&usb2_phy2 {
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status = "okay";
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};
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&usb2 {
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dr_mode = "host";
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status = "okay";
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};
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&qspi {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&qspi1_default>;
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spi-max-frequency = <48000000>;
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m25p80@0 {
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compatible = "mx66l51235l";
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spi-max-frequency = <48000000>;
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reg = <0>;
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spi-cpol;
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spi-cpha;
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spi-tx-bus-width = <1>;
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spi-rx-bus-width = <4>;
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#address-cells = <1>;
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#size-cells = <1>;
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/* MTD partition table.
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* The ROM checks the first 512KiB
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* for a valid file to boot(XIP).
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*/
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partition@0 {
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label = "QSPI.U_BOOT";
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reg = <0x00000000 0x000080000>;
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};
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partition@1 {
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label = "QSPI.U_BOOT.backup";
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reg = <0x00080000 0x00080000>;
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};
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partition@2 {
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label = "QSPI.U-BOOT-SPL_OS";
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reg = <0x00100000 0x00010000>;
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};
|
|
partition@3 {
|
|
label = "QSPI.U_BOOT_ENV";
|
|
reg = <0x00110000 0x00010000>;
|
|
};
|
|
partition@4 {
|
|
label = "QSPI.U-BOOT-ENV.backup";
|
|
reg = <0x00120000 0x00010000>;
|
|
};
|
|
partition@5 {
|
|
label = "QSPI.KERNEL";
|
|
reg = <0x00130000 0x0800000>;
|
|
};
|
|
partition@6 {
|
|
label = "QSPI.FILESYSTEM";
|
|
reg = <0x00930000 0x36D0000>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&hdq {
|
|
status = "okay";
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&hdq_pins>;
|
|
};
|