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ARM: dts: overo: Create a file for common Gumstix peripherals

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Gumstix expansion boards share a couple of peripherals:
- uart3 is used for the console
- AT24C01 EEPROM on i2c3

Use this file for overo-tobi.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Florian Vaussard 2014-03-11 13:20:29 +01:00 committed by Tony Lindgren
parent 1afb89746c
commit 385306cc3e
2 changed files with 52 additions and 38 deletions
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50
arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi Normal file
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@ -0,0 +1,50 @@
/*
* Copyright (C) 2014 Florian Vaussard, EPFL Mobots group
*
* 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.
*/
/*
* Peripherals common to all Gumstix Overo boards (Tobi, Summit, Palo43,...)
*/
&omap3_pmx_core {
i2c3_pins: pinmux_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 */
>;
};
uart3_pins: pinmux_uart3_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
>;
};
};
&i2c3 {
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
clock-frequency = <100000>;
/* optional 1K EEPROM with revision information */
eeprom@51 {
compatible = "atmel,24c01";
reg = <0x51>;
pagesize = <8>;
};
};
&mmc3 {
status = "disabled";
};
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};

40
arch/arm/boot/dts/omap3-overo-tobi-common.dtsi
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@ -10,6 +10,8 @@
* Tobi expansion board is manufactured by Gumstix Inc.
*/
#include "omap3-overo-common-peripherals.dtsi"
/ {
leds {
compatible = "gpio-leds";
@ -21,22 +23,6 @@
};
};
&omap3_pmx_core {
i2c3_pins: pinmux_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 */
>;
};
uart3_pins: pinmux_uart3_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
>;
};
};
#include "omap-gpmc-smsc9221.dtsi"
&gpmc {
@ -49,25 +35,3 @@
};
};
&i2c3 {
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
clock-frequency = <100000>;
/* optional 1K EEPROM with revision information */
eeprom@51 {
compatible = "atmel,24c01";
reg = <0x51>;
pagesize = <8>;
};
};
&mmc3 {
status = "disabled";
};
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};