alistair23-linux/arch/arm/boot/dts/omap3-evm-37xx.dts
Tony Lindgren 05306b848b ARM: dts: Configure USB host for 37xx-evm
Looks like nobody bothered to configure USB host for 37xx-evm
when we converted things to device tree, so let's add it. This
is similar to beagleboard configuration with few extra quirks
to configure the port. And as with beagleboard, OHCI won't work
because there is no USB LS/FS PHY. A HS USB hub is needed to use
devices like keyboard and mice.

Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2017-05-26 08:52:27 -07:00

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/*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "omap36xx.dtsi"
#include "omap3-evm-common.dtsi"
/ {
model = "TI OMAP37XX EVM (TMDSEVM3730)";
compatible = "ti,omap3-evm-37xx", "ti,omap3630", "ti,omap3";
memory@80000000 {
device_type = "memory";
reg = <0x80000000 0x10000000>; /* 256 MB */
};
wl12xx_vmmc: wl12xx_vmmc {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_gpio>;
};
};
&dss {
pinctrl-names = "default";
pinctrl-0 = <
&dss_dpi_pins1
&dss_dpi_pins2
>;
};
&hsusb2_phy {
pinctrl-names = "default";
pinctrl-0 = <&ehci_phy_pins>;
};
&omap3_pmx_core {
pinctrl-names = "default";
pinctrl-0 = <&on_board_gpio_61 &hsusb2_pins>;
dss_dpi_pins1: pinmux_dss_dpi_pins2 {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x20d4, PIN_OUTPUT | MUX_MODE0) /* dss_pclk.dss_pclk */
OMAP3_CORE1_IOPAD(0x20d6, PIN_OUTPUT | MUX_MODE0) /* dss_hsync.dss_hsync */
OMAP3_CORE1_IOPAD(0x20d8, PIN_OUTPUT | MUX_MODE0) /* dss_vsync.dss_vsync */
OMAP3_CORE1_IOPAD(0x20da, PIN_OUTPUT | MUX_MODE0) /* dss_acbias.dss_acbias */
OMAP3_CORE1_IOPAD(0x20e8, PIN_OUTPUT | MUX_MODE0) /* dss_data6.dss_data6 */
OMAP3_CORE1_IOPAD(0x20ea, PIN_OUTPUT | MUX_MODE0) /* dss_data7.dss_data7 */
OMAP3_CORE1_IOPAD(0x20ec, PIN_OUTPUT | MUX_MODE0) /* dss_data8.dss_data8 */
OMAP3_CORE1_IOPAD(0x20ee, PIN_OUTPUT | MUX_MODE0) /* dss_data9.dss_data9 */
OMAP3_CORE1_IOPAD(0x20f0, PIN_OUTPUT | MUX_MODE0) /* dss_data10.dss_data10 */
OMAP3_CORE1_IOPAD(0x20f2, PIN_OUTPUT | MUX_MODE0) /* dss_data11.dss_data11 */
OMAP3_CORE1_IOPAD(0x20f4, PIN_OUTPUT | MUX_MODE0) /* dss_data12.dss_data12 */
OMAP3_CORE1_IOPAD(0x20f6, PIN_OUTPUT | MUX_MODE0) /* dss_data13.dss_data13 */
OMAP3_CORE1_IOPAD(0x20f8, PIN_OUTPUT | MUX_MODE0) /* dss_data14.dss_data14 */
OMAP3_CORE1_IOPAD(0x20fa, PIN_OUTPUT | MUX_MODE0) /* dss_data15.dss_data15 */
OMAP3_CORE1_IOPAD(0x20fc, PIN_OUTPUT | MUX_MODE0) /* dss_data16.dss_data16 */
OMAP3_CORE1_IOPAD(0x20fe, PIN_OUTPUT | MUX_MODE0) /* dss_data17.dss_data17 */
OMAP3_CORE1_IOPAD(0x2100, PIN_OUTPUT | MUX_MODE3) /* dss_data18.dss_data0 */
OMAP3_CORE1_IOPAD(0x2102, PIN_OUTPUT | MUX_MODE3) /* dss_data19.dss_data1 */
OMAP3_CORE1_IOPAD(0x2104, PIN_OUTPUT | MUX_MODE3) /* dss_data20.dss_data2 */
OMAP3_CORE1_IOPAD(0x2106, PIN_OUTPUT | MUX_MODE3) /* dss_data21.dss_data3 */
OMAP3_CORE1_IOPAD(0x2108, PIN_OUTPUT | MUX_MODE3) /* dss_data22.dss_data4 */
OMAP3_CORE1_IOPAD(0x210a, PIN_OUTPUT | MUX_MODE3) /* dss_data23.dss_data5 */
>;
};
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2144, PIN_OUTPUT_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 */
OMAP3_CORE1_IOPAD(0x2150, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat4.sdmmc1_dat4 */
OMAP3_CORE1_IOPAD(0x2152, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat5.sdmmc1_dat5 */
OMAP3_CORE1_IOPAD(0x2154, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat6.sdmmc1_dat6 */
OMAP3_CORE1_IOPAD(0x2156, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat7.sdmmc1_dat7 */
>;
};
/* NOTE: Clocked externally, needs INPUT also for sdmmc2_clk.sdmmc2_clk */
mmc2_pins: pinmux_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 */
>;
};
uart3_pins: pinmux_uart3_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x219e, WAKEUP_EN | PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
>;
};
/* Devices are routed with gpmc_nbe1.gpio_61 to on-board devices */
on_board_gpio_61: pinmux_ehci_port_select_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x20c8, PIN_OUTPUT | MUX_MODE4)
>;
};
/* Used by OHCI and EHCI. OHCI won't work without external phy */
hsusb2_pins: pinmux_hsusb2_pins {
pinctrl-single,pins = <
/* mcspi1_cs3.hsusb2_data2 */
OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* mcspi2_clk.hsusb2_data7 */
OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* mcspi2_simo.hsusb2_data4 */
OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* mcspi2_somi.hsusb2_data5 */
OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* mcspi2_cs0.hsusb2_data6 */
OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* mcspi2_cs1.hsusb2_data3 */
OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3)
>;
};
wl12xx_gpio: pinmux_wl12xx_gpio {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x2180, PIN_OUTPUT | MUX_MODE4) /* uart1_cts.gpio_150 */
OMAP3_CORE1_IOPAD(0x217e, PIN_INPUT | MUX_MODE4) /* uart1_rts.gpio_149 */
>;
};
smsc911x_pins: pinmux_smsc911x_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x21d2, PIN_INPUT | MUX_MODE4) /* mcspi1_cs2.gpio_176 */
>;
};
};
&omap3_pmx_core2 {
pinctrl-names = "default";
pinctrl-0 = <&hsusb2_2_pins>;
ehci_phy_pins: pinmux_ehci_phy_pins {
pinctrl-single,pins = <
/* EHCI PHY reset GPIO etk_d7.gpio_21 */
OMAP3630_CORE2_IOPAD(0x25ea, PIN_OUTPUT | MUX_MODE4)
/* EHCI VBUS etk_d8.gpio_22 */
OMAP3630_CORE2_IOPAD(0x25ec, PIN_OUTPUT | MUX_MODE4)
>;
};
/* Used by OHCI and EHCI. OHCI won't work without external phy */
hsusb2_2_pins: pinmux_hsusb2_2_pins {
pinctrl-single,pins = <
/* etk_d10.hsusb2_clk */
OMAP3630_CORE2_IOPAD(0x25f0, PIN_OUTPUT | MUX_MODE3)
/* etk_d11.hsusb2_stp */
OMAP3630_CORE2_IOPAD(0x25f2, PIN_OUTPUT | MUX_MODE3)
/* etk_d12.hsusb2_dir */
OMAP3630_CORE2_IOPAD(0x25f4, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* etk_d13.hsusb2_nxt */
OMAP3630_CORE2_IOPAD(0x25f6, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* etk_d14.hsusb2_data0 */
OMAP3630_CORE2_IOPAD(0x25f8, PIN_INPUT_PULLDOWN | MUX_MODE3)
/* etk_d15.hsusb2_data1 */
OMAP3630_CORE2_IOPAD(0x25fa, PIN_INPUT_PULLDOWN | MUX_MODE3)
>;
};
};
&omap3_pmx_wkup {
dss_dpi_pins2: pinmux_dss_dpi_pins1 {
pinctrl-single,pins = <
OMAP3_WKUP_IOPAD(0x2a0a, PIN_OUTPUT | MUX_MODE3) /* sys_boot0.dss_data18 */
OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE3) /* sys_boot1.dss_data19 */
OMAP3_WKUP_IOPAD(0x2a10, PIN_OUTPUT | MUX_MODE3) /* sys_boot3.dss_data20 */
OMAP3_WKUP_IOPAD(0x2a12, PIN_OUTPUT | MUX_MODE3) /* sys_boot4.dss_data21 */
OMAP3_WKUP_IOPAD(0x2a14, PIN_OUTPUT | MUX_MODE3) /* sys_boot5.dss_data22 */
OMAP3_WKUP_IOPAD(0x2a16, PIN_OUTPUT | MUX_MODE3) /* sys_boot6.dss_data23 */
>;
};
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_pins>;
};
&mmc3 {
status = "disabled";
};
&uart1 {
interrupts-extended = <&intc 72 &omap3_pmx_core OMAP3_UART1_RX>;
};
&uart2 {
interrupts-extended = <&intc 73 &omap3_pmx_core OMAP3_UART2_RX>;
};
&uart3 {
interrupts-extended = <&intc 74 &omap3_pmx_core OMAP3_UART3_RX>;
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};
/*
* GPIO_61 (nUSB2_EN_1V8) must be low to enable on-board EHCI USB2 interface
* for bus switch SN74CB3Q3384A, level-shifter SN74AVC16T245DGGR, and 1.8V.
*/
&gpio2 {
en_usb2_port {
gpio-hog;
gpios = <29 GPIO_ACTIVE_HIGH>; /* gpio_61 */
output-low;
line-name = "enable usb2 port";
};
};
/* T2_GPIO_2 low to route GPIO_61 to on-board devices */
&twl_gpio {
en_on_board_gpio_61 {
gpio-hog;
gpios = <2 GPIO_ACTIVE_HIGH>;
output-low;
line-name = "en_hsusb2_clk";
};
};
&gpmc {
ranges = <0 0 0x30000000 0x1000000>, /* CS0: 16MB for NAND */
<5 0 0x2c000000 0x01000000>;
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= "hynix,h8kds0un0mer-4em";
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>;
partition@0 {
label = "X-Loader";
reg = <0 0x80000>;
};
partition@0x80000 {
label = "U-Boot";
reg = <0x80000 0x1c0000>;
};
partition@0x1c0000 {
label = "Environment";
reg = <0x240000 0x40000>;
};
partition@0x280000 {
label = "Kernel";
reg = <0x280000 0x500000>;
};
partition@0x780000 {
label = "Filesystem";
reg = <0x780000 0x1f880000>;
};
};
ethernet@gpmc {
pinctrl-names = "default";
pinctrl-0 = <&smsc911x_pins>;
};
};