mirror of https://gitee.com/openkylin/linux.git
251 lines
6.2 KiB
Plaintext
251 lines
6.2 KiB
Plaintext
/*
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* Common device tree for IGEP boards based on AM/DM37x
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*
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* Copyright (C) 2012 Javier Martinez Canillas <javier@osg.samsung.com>
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* Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.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 "omap36xx.dtsi"
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/ {
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memory@80000000 {
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device_type = "memory";
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reg = <0x80000000 0x20000000>; /* 512 MB */
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};
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chosen {
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stdout-path = &uart3;
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};
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sound {
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compatible = "ti,omap-twl4030";
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ti,model = "igep2";
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ti,mcbsp = <&mcbsp2>;
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};
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vdd33: regulator-vdd33 {
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compatible = "regulator-fixed";
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regulator-name = "vdd33";
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regulator-always-on;
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};
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};
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&omap3_pmx_core {
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gpmc_pins: pinmux_gpmc_pins {
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pinctrl-single,pins = <
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/* OneNAND seems to require PIN_INPUT on clock. */
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OMAP3_CORE1_IOPAD(0x20be, PIN_INPUT | MUX_MODE0) /* gpmc_clk.gpmc_clk */
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>;
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};
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uart1_pins: pinmux_uart1_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x2182, PIN_INPUT | MUX_MODE0) /* uart1_rx.uart1_rx */
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OMAP3_CORE1_IOPAD(0x217c, PIN_OUTPUT | MUX_MODE0) /* uart1_tx.uart1_tx */
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>;
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};
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uart3_pins: pinmux_uart3_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | MUX_MODE0) /* uart3_rx.uart3_rx */
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OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx.uart3_tx */
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>;
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};
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mcbsp2_pins: pinmux_mcbsp2_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x213c, PIN_INPUT | MUX_MODE0) /* mcbsp2_fsx.mcbsp2_fsx */
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OMAP3_CORE1_IOPAD(0x213e, PIN_INPUT | MUX_MODE0) /* mcbsp2_clkx.mcbsp2_clkx */
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OMAP3_CORE1_IOPAD(0x2140, PIN_INPUT | MUX_MODE0) /* mcbsp2_dr.mcbsp2.dr */
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OMAP3_CORE1_IOPAD(0x2142, PIN_OUTPUT | MUX_MODE0) /* mcbsp2_dx.mcbsp2_dx */
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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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OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */
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OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */
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OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */
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OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */
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OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */
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OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */
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>;
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};
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mmc2_pins: pinmux_mmc2_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */
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OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */
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OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */
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OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */
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OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */
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OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */
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>;
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};
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i2c1_pins: pinmux_i2c1_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */
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OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */
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>;
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};
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i2c3_pins: pinmux_i2c3_pins {
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pinctrl-single,pins = <
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OMAP3_CORE1_IOPAD(0x21c2, PIN_INPUT | MUX_MODE0) /* i2c3_scl.i2c3_scl */
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OMAP3_CORE1_IOPAD(0x21c4, PIN_INPUT | MUX_MODE0) /* i2c3_sda.i2c3_sda */
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>;
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};
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};
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&gpmc {
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pinctrl-names = "default";
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pinctrl-0 = <&gpmc_pins>;
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nand@0,0 {
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compatible = "ti,omap2-nand";
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reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
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interrupt-parent = <&gpmc>;
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interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
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<1 IRQ_TYPE_NONE>; /* termcount */
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linux,mtd-name= "micron,mt29c4g96maz";
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nand-bus-width = <16>;
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gpmc,device-width = <2>;
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ti,nand-ecc-opt = "bch8";
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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 = <44>;
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gpmc,cs-wr-off-ns = <44>;
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gpmc,adv-on-ns = <6>;
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gpmc,adv-rd-off-ns = <34>;
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gpmc,adv-wr-off-ns = <44>;
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gpmc,we-off-ns = <40>;
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gpmc,oe-off-ns = <54>;
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gpmc,access-ns = <64>;
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gpmc,rd-cycle-ns = <82>;
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gpmc,wr-cycle-ns = <82>;
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gpmc,wr-access-ns = <40>;
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gpmc,wr-data-mux-bus-ns = <0>;
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#address-cells = <1>;
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#size-cells = <1>;
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status = "okay";
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};
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onenand@0,0 {
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compatible = "ti,omap2-onenand";
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reg = <0 0 0x20000>; /* CS0, offset 0, IO size 128K */
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gpmc,sync-read;
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gpmc,sync-write;
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gpmc,burst-length = <16>;
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gpmc,burst-read;
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gpmc,burst-wrap;
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gpmc,burst-write;
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gpmc,device-width = <2>; /* GPMC_DEVWIDTH_16BIT */
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gpmc,mux-add-data = <2>; /* GPMC_MUX_AD */
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gpmc,cs-on-ns = <0>;
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gpmc,cs-rd-off-ns = <87>;
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gpmc,cs-wr-off-ns = <87>;
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gpmc,adv-on-ns = <0>;
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gpmc,adv-rd-off-ns = <10>;
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gpmc,adv-wr-off-ns = <10>;
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gpmc,oe-on-ns = <15>;
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gpmc,oe-off-ns = <87>;
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gpmc,we-on-ns = <0>;
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gpmc,we-off-ns = <87>;
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gpmc,rd-cycle-ns = <112>;
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gpmc,wr-cycle-ns = <112>;
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gpmc,access-ns = <81>;
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gpmc,page-burst-access-ns = <15>;
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gpmc,bus-turnaround-ns = <0>;
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gpmc,cycle2cycle-delay-ns = <0>;
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gpmc,wait-monitoring-ns = <0>;
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gpmc,clk-activation-ns = <5>;
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gpmc,wr-data-mux-bus-ns = <30>;
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gpmc,wr-access-ns = <81>;
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gpmc,sync-clk-ps = <15000>;
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#address-cells = <1>;
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#size-cells = <1>;
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status = "disabled";
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};
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};
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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clock-frequency = <2600000>;
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twl: twl@48 {
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reg = <0x48>;
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interrupts = <7>; /* SYS_NIRQ cascaded to intc */
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interrupt-parent = <&intc>;
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twl_audio: audio {
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compatible = "ti,twl4030-audio";
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codec {
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};
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};
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};
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};
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#include "twl4030.dtsi"
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#include "twl4030_omap3.dtsi"
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&i2c3 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c3_pins>;
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};
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&mcbsp2 {
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pinctrl-names = "default";
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pinctrl-0 = <&mcbsp2_pins>;
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status = "okay";
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};
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&mmc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins>;
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vmmc-supply = <&vmmc1>;
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vmmc_aux-supply = <&vsim>;
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bus-width = <4>;
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cd-gpios = <&twl_gpio 0 GPIO_ACTIVE_LOW>;
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};
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&mmc3 {
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status = "disabled";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins>;
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};
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&uart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart3_pins>;
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};
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&twl_gpio {
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ti,use-leds;
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};
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&usb_otg_hs {
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interface-type = <0>;
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usb-phy = <&usb2_phy>;
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phys = <&usb2_phy>;
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phy-names = "usb2-phy";
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mode = <3>;
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power = <50>;
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};
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