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@xxxxxxx>
---
.../boot/dts/omap3-overo-common-peripherals.dtsi | 50 ++++++++++++++++++++++
arch/arm/boot/dts/omap3-overo-tobi-common.dtsi | 40 +----------------
2 files changed, 52 insertions(+), 38 deletions(-)
create mode 100644 arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi
diff --git a/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi b/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi
new file mode 100644
index 0000000..bca81ae
--- /dev/null
+++ b/arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi
@@ -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>;
+};
+
diff --git a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi
index 384e87d..060eb77 100644
--- a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi
+++ b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi
@@ -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>;
-};
-
--
1.8.3.2
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