diff options
| author | Florian Vaussard <florian.vaussard@epfl.ch> | 2014-03-11 13:20:29 +0100 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2014-03-12 10:21:12 -0700 |
| commit | 385306cc3ec98e2e4bccf3391da5b3dd0a26edb6 (patch) | |
| tree | bddc4fac3a38b64d19ef656610bc6544a26421f9 /arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi | |
| parent | 1afb89746ca0e5b5d24dcb119c084516a0a4fd36 (diff) | |
ARM: dts: overo: Create a file for common Gumstix peripherals
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>
Diffstat (limited to 'arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/omap3-overo-common-peripherals.dtsi | 50 |
1 files changed, 50 insertions, 0 deletions
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 000000000000..bca81ae0e646 --- /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>; +}; + |