// SPDX-License-Identifier: GPL-2.0-only
/*
* Common device tree for IGEP boards based on AM/DM37x
*
* Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
* Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com>
*/
/dts-v1/;
#include "omap36xx.dtsi"
/ {
memory@80000000 {
device_type = "memory";
reg = <0x80000000 0x20000000>; /* 512 MB */
};
chosen {
stdout-path = &uart3;
};
sound {
compatible = "ti,omap-twl4030";
ti,model = "igep2";
ti,mcbsp = <&mcbsp2>;
};
vdd33: regulator-vdd33 {
compatible = "regulator-fixed";
regulator-name = "vdd33";
regulator-always-on;
};
};
&omap3_pmx_core {
gpmc_pins: gpmc-pins {
pinctrl-single,pins = <
/* OneNAND seems to require PIN_INPUT on clock. */
OMAP3_CORE1_IOPAD(0x20be, PIN_INPUT | MUX_MODE0) /* gpmc_clk.gpmc_clk */
>;
};
uart1_pins: uart1-pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2182, PIN_INPUT | MUX_MODE0) /* uart1_rx.uart1_rx */
OMAP3_CORE1_IOPAD(0x217c, PIN_OUTPUT | MUX_MODE0) /* uart1_tx.uart1_tx */
>;
};
uart3_pins: uart3-pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | MUX_MODE0) /* uart3_rx.uart3_rx */
OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx.uart3_tx */
>;
};
mcbsp2_pins: mcbsp2-pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x213c, PIN_INPUT | MUX_MODE0) /* mcbsp2_fsx.mcbsp2_fsx */
OMAP3_CORE1_IOPAD(0x213e, PIN_INPUT | MUX_MODE0) /* mcbsp2_clkx.mcbsp2_clkx */
OMAP3_CORE1_IOPAD(0x2140, PIN_INPUT | MUX_MODE0) /* mcbsp2_dr.mcbsp2.dr */
OMAP3_CORE1_IOPAD(0x2142, PIN_OUTPUT | MUX_MODE0) /* mcbsp2_dx.mcbsp2_dx */
>;
};
mmc1_pins: 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: 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 */
>;
};
i2c1_pins: 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 */
>;
};
i2c3_pins: i2c3-pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x21c2, PIN_INPUT | MUX_MODE0) /* i2c3_scl.i2c3_scl */
OMAP3_CORE1_IOPAD(0x21c4, PIN_INPUT | MUX_MODE0) /* i2c3_sda.i2c3_sda */
>;
};
};
&gpmc {
pinctrl-names = "default";
pinctrl-0 = <&gpmc_pins>;
nand@0,0 {
compatible = "ti,omap2-nand";
reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
interrupt-parent = <&gpmc>;
interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
<1 IRQ_TYPE_NONE>; /* termcount */
linux,mtd-name = "micron,mt29c4g96maz";
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>;
status = "okay";
};
onenand@0,0 {
compatible = "ti,omap2-onenand";
reg = <0 0 0x20000>; /* CS0, offset 0, IO size 128K */
gpmc,sync-read;
gpmc,sync-write;
gpmc,burst-length = <16>;
gpmc,burst-wrap;
gpmc,burst-read;
gpmc,burst-write;
gpmc,device-width = <2>; /* GPMC_DEVWIDTH_16BIT */
gpmc,mux-add-data = <2>; /* GPMC_MUX_AD */
gpmc,cs-on-ns = <0>;
gpmc,cs-rd-off-ns = <96>;
gpmc,cs-wr-off-ns = <96>;
gpmc,adv-on-ns = <0>;
gpmc,adv-rd-off-ns = <12>;
gpmc,adv-wr-off-ns = <12>;
gpmc,oe-on-ns = <18>;
gpmc,oe-off-ns = <96>;
gpmc,we-on-ns = <0>;
gpmc,we-off-ns = <96>;
gpmc,rd-cycle-ns = <114>;
gpmc,wr-cycle-ns = <114>;
gpmc,access-ns = <90>;
gpmc,page-burst-access-ns = <12>;
gpmc,bus-turnaround-ns = <0>;
gpmc,cycle2cycle-delay-ns = <0>;
gpmc,wait-monitoring-ns = <0>;
gpmc,clk-activation-ns = <6>;
gpmc,wr-data-mux-bus-ns = <30>;
gpmc,wr-access-ns = <90>;
gpmc,sync-clk-ps = <12000>;
#address-cells = <1>;
#size-cells = <1>;
status = "disabled";
};
};
&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"
&i2c3 {
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
};
&mcbsp2 {
pinctrl-names = "default";
pinctrl-0 = <&mcbsp2_pins>;
status = "okay";
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <&vmmc1>;
vmmc_aux-supply = <&vsim>;
bus-width = <4>;
cd-gpios = <&twl_gpio 0 GPIO_ACTIVE_LOW>;
};
&mmc3 {
status = "disabled";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
};
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};
&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>;
};