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ARM: dts: overo: Add device tree for Palo35 board 

Also, reduce the maximum SPI device speed to the max. supported by the
LCD controller used on the LGPhilips LB035Q02 panel for this board.

Signed-off-by: Ash Charles <ashcharles@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
hifive-unleashed-5.1
Adam YH Lee 2015-06-12 13:37:26 -07:00 committed by Tony Lindgren
parent 98ce6007ef
commit 3353b693a1
5 changed files with 131 additions and 1 deletions
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2
arch/arm/boot/dts/Makefile
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@ -409,10 +409,12 @@ dtb-$(CONFIG_ARCH_OMAP3) += \
omap3-overo-alto35.dtb \
omap3-overo-chestnut43.dtb \
omap3-overo-gallop43.dtb \
omap3-overo-palo35.dtb \
omap3-overo-palo43.dtb \
omap3-overo-storm-alto35.dtb \
omap3-overo-storm-chestnut43.dtb \
omap3-overo-storm-gallop43.dtb \
omap3-overo-storm-palo35.dtb \
omap3-overo-storm-palo43.dtb \
omap3-overo-storm-summit.dtb \
omap3-overo-storm-tobi.dtb \

3
arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi
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@ -62,6 +62,7 @@
OMAP3_CORE1_IOPAD(0x21ca, PIN_INPUT | MUX_MODE0) /* mcspi1_simo.mcspi1_simo */
OMAP3_CORE1_IOPAD(0x21cc, PIN_INPUT | MUX_MODE0) /* mcspi1_somi.mcspi1_somi */
OMAP3_CORE1_IOPAD(0x21ce, PIN_INPUT | MUX_MODE0) /* mcspi1_cs0.mcspi1_cs0 */
OMAP3_CORE1_IOPAD(0x21d0, PIN_INPUT | MUX_MODE0) /* mcspi1_cs1.mcspi1_cs1 */
>;
};
@ -123,7 +124,7 @@
label = "lcd";
reg = <1>; /* CS1 */
spi-max-frequency = <10000000>;
spi-max-frequency = <500000>;
spi-cpol;
spi-cpha;

53
arch/arm/boot/dts/omap3-overo-palo35-common.dtsi 100644
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@ -0,0 +1,53 @@
/*
* Copyright (C) 2015 Ash Charles, Gumstix Inc.
*
* 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.
*/
/*
* Palo35 expansion board is manufactured by Gumstix Inc.
*/
#include "omap3-overo-common-peripherals.dtsi"
#include "omap3-overo-common-lcd35.dtsi"
#include <dt-bindings/input/input.h>
/ {
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_pins>;
heartbeat {
label = "overo:red:gpio21";
gpios = <&gpio1 21 GPIO_ACTIVE_LOW>; /* gpio_21 */
linux,default-trigger = "heartbeat";
};
gpio22 {
label = "overo:blue:gpio22";
gpios = <&gpio1 22 GPIO_ACTIVE_LOW>; /* gpio_22 */
};
};
gpio_keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&button_pins>;
#address-cells = <1>;
#size-cells = <0>;
button0@23 {
label = "button0";
linux,code = <BTN_0>;
gpios = <&gpio1 23 GPIO_ACTIVE_LOW>; /* gpio_23 */
gpio-key,wakeup;
};
button1@14 {
label = "button1";
linux,code = <BTN_1>;
gpios = <&gpio1 14 GPIO_ACTIVE_LOW>; /* gpio_14 */
gpio-key,wakeup;
};
};
};

37
arch/arm/boot/dts/omap3-overo-palo35.dts 100644
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@ -0,0 +1,37 @@
/*
* Copyright (C) 2015 Ash Charles, Gumstix Inc.
*
* 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.
*/
/*
* Palo35 expansion board is manufactured by Gumstix Inc.
*/
/dts-v1/;
#include "omap3-overo.dtsi"
#include "omap3-overo-palo35-common.dtsi"
/ {
model = "OMAP35xx Gumstix Overo on Palo35";
compatible = "gumstix,omap3-overo-palo35", "gumstix,omap3-overo", "ti,omap3430", "ti,omap3";
};
&omap3_pmx_core2 {
led_pins: pinmux_led_pins {
pinctrl-single,pins = <
OMAP3430_CORE2_IOPAD(0x25ea, PIN_OUTPUT | MUX_MODE4) /* etk_d7.gpio_21 */
OMAP3430_CORE2_IOPAD(0x25ec, PIN_OUTPUT | MUX_MODE4) /* etk_d8.gpio_22 */
>;
};
button_pins: pinmux_button_pins {
pinctrl-single,pins = <
OMAP3430_CORE2_IOPAD(0x25ee, PIN_INPUT | MUX_MODE4) /* etk_d9.gpio_23 */
OMAP3430_CORE2_IOPAD(0x25dc, PIN_INPUT | MUX_MODE4) /* etk_d0.gpio_14 */
>;
};
};

37
arch/arm/boot/dts/omap3-overo-storm-palo35.dts 100644
View File

@ -0,0 +1,37 @@
/*
* Copyright (C) 2015 Ash Charles, Gumstix, Inc.
*
* 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.
*/
/*
* Palo35 expansion board is manufactured by Gumstix Inc.
*/
/dts-v1/;
#include "omap3-overo-storm.dtsi"
#include "omap3-overo-palo35-common.dtsi"
/ {
model = "OMAP36xx/AM37xx/DM37xx Gumstix Overo on Palo35";
compatible = "gumstix,omap3-overo-palo35", "gumstix,omap3-overo", "ti,omap36xx", "ti,omap3";
};
&omap3_pmx_core2 {
led_pins: pinmux_led_pins {
pinctrl-single,pins = <
OMAP3630_CORE2_IOPAD(0x25ea, PIN_OUTPUT | MUX_MODE4) /* etk_d7.gpio_21 */
OMAP3630_CORE2_IOPAD(0x25ec, PIN_OUTPUT | MUX_MODE4) /* etk_d8.gpio_22 */
>;
};
button_pins: pinmux_button_pins {
pinctrl-single,pins = <
OMAP3630_CORE2_IOPAD(0x25ee, PIN_INPUT | MUX_MODE4) /* etk_d9.gpio_23 */
OMAP3630_CORE2_IOPAD(0x25dc, PIN_INPUT | MUX_MODE4) /* etk_d0.gpio_14 */
>;
};
};