linux/arch/arm/boot/dts/omap4-droid4-xt894.dts
Tony Lindgren 9946f937d4 ARM: dts: omap4-droid4: Add GPIO poweroff
Droid 4 has a GPIO line that we can use with CONFIG_POWER_RESET_GPIO.
It is probably connected to the CPCAP PMIC, and seems to power down
the whole device taking power consumption to zero based on what
I measured.

Cc: devicetree@vger.kernel.org
Cc: Marcel Partap <mpartap@gmx.net>
Cc: Michael Scott <michael.scott@linaro.org>
Tested-By: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2017-03-22 09:06:37 -07:00

369 lines
8.8 KiB
Plaintext

/*
* 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 <dt-bindings/input/input.h>
#include "omap443x.dtsi"
#include "motorola-cpcap-mapphone.dtsi"
/ {
model = "Motorola Droid 4 XT894";
compatible = "motorola,droid4", "ti,omap4430", "ti,omap4";
chosen {
stdout-path = &uart3;
};
/*
* We seem to have only 1021 MB accessible, 1021 - 1022 is locked,
* then 1023 - 1024 seems to contain mbm. For SRAM, see the notes
* below about SRAM and L3_ICLK2 being unused by default,
*/
memory {
device_type = "memory";
reg = <0x80000000 0x3fd00000>; /* 1021 MB */
};
/* Poweroff GPIO probably connected to CPCAP */
gpio-poweroff {
compatible = "gpio-poweroff";
pinctrl-0 = <&poweroff_gpio>;
pinctrl-names = "default";
gpios = <&gpio2 18 GPIO_ACTIVE_LOW>; /* gpio50 */
};
/* This is probably coming straight from the battery.. */
wl12xx_vmmc: regulator-wl12xx {
compatible = "regulator-fixed";
regulator-name = "vwl1271";
regulator-min-microvolt = <1650000>;
regulator-max-microvolt = <1650000>;
gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>; /* gpio94 */
startup-delay-us = <70000>;
enable-active-high;
};
gpio_keys {
compatible = "gpio-keys";
volume_down {
label = "Volume Down";
gpios = <&gpio5 26 GPIO_ACTIVE_LOW>; /* gpio154 */
linux,code = <KEY_VOLUMEDOWN>;
linux,can-disable;
};
slider {
label = "Keypad Slide";
gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio122 */
linux,input-type = <EV_SW>;
linux,code = <SW_KEYPAD_SLIDE>;
linux,can-disable;
};
};
};
&gpio6 {
touchscreen_reset {
gpio-hog;
gpios = <13 0>;
output-high;
line-name = "touchscreen-reset";
};
};
/* L3_2 interconnect is unused, SRAM, GPMC and L3_ICLK2 disabled */
&gpmc {
status = "disabled";
};
&keypad {
keypad,num-rows = <8>;
keypad,num-columns = <8>;
linux,keymap = <
/* Row 1 */
MATRIX_KEY(0, 2, KEY_1)
MATRIX_KEY(0, 6, KEY_2)
MATRIX_KEY(2, 3, KEY_3)
MATRIX_KEY(0, 7, KEY_4)
MATRIX_KEY(0, 4, KEY_5)
MATRIX_KEY(5, 5, KEY_6)
MATRIX_KEY(0, 1, KEY_7)
MATRIX_KEY(0, 5, KEY_8)
MATRIX_KEY(0, 0, KEY_9)
MATRIX_KEY(1, 6, KEY_0)
/* Row 2 */
MATRIX_KEY(3, 4, KEY_APOSTROPHE)
MATRIX_KEY(7, 6, KEY_Q)
MATRIX_KEY(7, 7, KEY_W)
MATRIX_KEY(7, 2, KEY_E)
MATRIX_KEY(1, 0, KEY_R)
MATRIX_KEY(4, 4, KEY_T)
MATRIX_KEY(1, 2, KEY_Y)
MATRIX_KEY(6, 7, KEY_U)
MATRIX_KEY(2, 2, KEY_I)
MATRIX_KEY(5, 6, KEY_O)
MATRIX_KEY(3, 7, KEY_P)
MATRIX_KEY(6, 5, KEY_BACKSPACE)
/* Row 3 */
MATRIX_KEY(5, 4, KEY_TAB)
MATRIX_KEY(5, 7, KEY_A)
MATRIX_KEY(2, 7, KEY_S)
MATRIX_KEY(7, 0, KEY_D)
MATRIX_KEY(2, 6, KEY_F)
MATRIX_KEY(6, 2, KEY_G)
MATRIX_KEY(6, 6, KEY_H)
MATRIX_KEY(1, 4, KEY_J)
MATRIX_KEY(3, 1, KEY_K)
MATRIX_KEY(2, 1, KEY_L)
MATRIX_KEY(4, 6, KEY_ENTER)
/* Row 4 */
MATRIX_KEY(3, 6, KEY_LEFTSHIFT) /* KEY_CAPSLOCK */
MATRIX_KEY(6, 1, KEY_Z)
MATRIX_KEY(7, 4, KEY_X)
MATRIX_KEY(5, 1, KEY_C)
MATRIX_KEY(1, 7, KEY_V)
MATRIX_KEY(2, 4, KEY_B)
MATRIX_KEY(4, 1, KEY_N)
MATRIX_KEY(1, 1, KEY_M)
MATRIX_KEY(3, 5, KEY_COMMA)
MATRIX_KEY(5, 2, KEY_DOT)
MATRIX_KEY(6, 3, KEY_UP)
MATRIX_KEY(7, 3, KEY_OK)
/* Row 5 */
MATRIX_KEY(2, 5, KEY_LEFTCTRL) /* KEY_LEFTSHIFT */
MATRIX_KEY(4, 5, KEY_LEFTALT) /* SYM */
MATRIX_KEY(6, 0, KEY_MINUS)
MATRIX_KEY(4, 7, KEY_EQUAL)
MATRIX_KEY(1, 5, KEY_SPACE)
MATRIX_KEY(3, 2, KEY_SLASH)
MATRIX_KEY(4, 3, KEY_LEFT)
MATRIX_KEY(5, 3, KEY_DOWN)
MATRIX_KEY(3, 3, KEY_RIGHT)
/* Side buttons, KEY_VOLUMEDOWN and KEY_PWER are on CPCAP? */
MATRIX_KEY(5, 0, KEY_VOLUMEUP)
>;
};
&mmc1 {
vmmc-supply = <&vsimcard>;
bus-width = <4>;
cd-gpios = <&gpio4 10 GPIO_ACTIVE_LOW>; /* gpio106 */
};
&mmc2 {
vmmc-supply = <&vsdio>;
bus-width = <8>;
non-removable;
};
&mmc3 {
vmmc-supply = <&wl12xx_vmmc>;
interrupts-extended = <&wakeupgen GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH
&omap4_pmx_core 0xde>;
non-removable;
bus-width = <4>;
cap-power-off-card;
#address-cells = <1>;
#size-cells = <0>;
wlcore: wlcore@2 {
compatible = "ti,wl1283";
reg = <2>;
interrupt-parent = <&gpio4>;
interrupts = <4 IRQ_TYPE_LEVEL_HIGH>; /* gpio100 */
ref-clock-frequency = <26000000>;
tcxo-clock-frequency = <26000000>;
};
};
&i2c1 {
lm3532@38 {
compatible = "ti,lm3532";
reg = <0x38>;
enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
backlight {
compatible = "ti,lm3532-backlight";
lcd {
led-sources = <0 1 2>;
ramp-up-msec = <1>;
ramp-down-msec = <0>;
};
};
};
};
/*
* REVISIT: Add gpio173 reset pin handling to the driver, see gpio-hog above.
* If the GPIO reset is used, we probably need to have /lib/firmware/maxtouch.fw
* available. See "mxt-app" and "droid4-touchscreen-firmware" tools for more
* information.
*/
&i2c2 {
tsp@4a {
compatible = "atmel,maxtouch";
reg = <0x4a>;
pinctrl-names = "default";
pinctrl-0 = <&touchscreen_pins>;
/* gpio_183 with sys_nirq2 pad as wakeup */
interrupts-extended = <&gpio6 23 IRQ_TYPE_EDGE_FALLING
&omap4_pmx_core 0x160>;
interrupt-names = "irq", "wakeup";
wakeup-source;
};
};
/* L3_2 interconnect is unused, SRAM, GPMC and L3_ICLK2 disabled */
&ocmcram {
status = "disabled";
};
&omap4_pmx_core {
/* gpmc_ncs0.gpio_50 */
poweroff_gpio: pinmux_poweroff_pins {
pinctrl-single,pins = <
OMAP4_IOPAD(0x074, PIN_OUTPUT_PULLUP | MUX_MODE3)
>;
};
usb_gpio_mux_sel1: pinmux_usb_gpio_mux_sel1_pins {
/* gpio_60 */
pinctrl-single,pins = <
OMAP4_IOPAD(0x088, PIN_OUTPUT | MUX_MODE3)
>;
};
touchscreen_pins: pinmux_touchscreen_pins {
pinctrl-single,pins = <
OMAP4_IOPAD(0x1a0, PIN_INPUT_PULLUP | MUX_MODE3)
>;
};
usb_ulpi_pins: pinmux_usb_ulpi_pins {
pinctrl-single,pins = <
OMAP4_IOPAD(0x196, MUX_MODE7)
OMAP4_IOPAD(0x198, MUX_MODE7)
OMAP4_IOPAD(0x1b2, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1b4, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1b6, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1b8, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1ba, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1bc, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1be, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1c0, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1c2, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1c4, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1c6, PIN_INPUT_PULLUP | MUX_MODE0)
OMAP4_IOPAD(0x1c8, PIN_INPUT_PULLUP | MUX_MODE0)
>;
};
/* usb0_otg_dp and usb0_otg_dm */
usb_utmi_pins: pinmux_usb_utmi_pins {
pinctrl-single,pins = <
OMAP4_IOPAD(0x196, PIN_INPUT | MUX_MODE0)
OMAP4_IOPAD(0x198, PIN_INPUT | MUX_MODE0)
OMAP4_IOPAD(0x1b2, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b4, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b6, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b8, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1ba, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1bc, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1be, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c0, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c2, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c4, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c6, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c8, PIN_INPUT_PULLUP | MUX_MODE7)
>;
};
/* uart3_tx_irtx and uart3_rx_irrx */
uart3_pins: pinmux_uart3_pins {
pinctrl-single,pins = <
OMAP4_IOPAD(0x196, MUX_MODE7)
OMAP4_IOPAD(0x198, MUX_MODE7)
OMAP4_IOPAD(0x1b2, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b4, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b6, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1b8, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1ba, MUX_MODE2)
OMAP4_IOPAD(0x1bc, PIN_INPUT | MUX_MODE2)
OMAP4_IOPAD(0x1be, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c0, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c2, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c4, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c6, PIN_INPUT_PULLUP | MUX_MODE7)
OMAP4_IOPAD(0x1c8, PIN_INPUT_PULLUP | MUX_MODE7)
>;
};
};
&omap4_pmx_wkup {
usb_gpio_mux_sel2: pinmux_usb_gpio_mux_sel2_pins {
/* gpio_wk0 */
pinctrl-single,pins = <
OMAP4_IOPAD(0x040, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
>;
};
};
&uart3 {
interrupts-extended = <&wakeupgen GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH
&omap4_pmx_core 0x17c>;
};
/* Internal UTMI+ PHY used for OTG, CPCAP ULPI PHY for detection and charger */
&usb_otg_hs {
interface-type = <1>;
mode = <3>;
power = <50>;
};
&i2c4 {
ak8975: magnetometer@c {
compatible = "asahi-kasei,ak8975";
reg = <0x0c>;
vdd-supply = <&vhvio>;
interrupt-parent = <&gpio6>;
interrupts = <15 IRQ_TYPE_EDGE_RISING>; /* gpio175 */
rotation-matrix = "-1", "0", "0",
"0", "1", "0",
"0", "0", "-1";
};
lis3dh: accelerometer@18 {
compatible = "st,lis3dh-accel";
reg = <0x18>;
vdd-supply = <&vhvio>;
interrupt-parent = <&gpio2>;
interrupts = <2 IRQ_TYPE_EDGE_BOTH>; /* gpio34 */
rotation-matrix = "0", "-1", "0",
"1", "0", "0",
"0", "0", "1";
};
};