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686c47f130
Add basic support for SBC-T43: a CM-T43 based single board computer. CM-T43 is an AM437x based System-on-Module designed to serve as a building block in embedded applications. SBC-T43 is composed of CM-T43 module on top of the SB-SOM-T43 baseboard. Basic support includes UART, GPIO, and I2C. Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il> Acked-by: Rob Herring <robh@kernel.org> Cc: Tony Lindgren <tony@atomide.com> Cc: Benoit Cousson <bcousson@baylibre.com> Cc: Rob Herring <robh@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Igor Grinberg <grinberg@compulab.co.il> Cc: Dmitry Lifshitz <lifshitz@compulab.co.il> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Signed-off-by: Tony Lindgren <tony@atomide.com>
57 lines
1.6 KiB
Plaintext
57 lines
1.6 KiB
Plaintext
/*
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* Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include "am437x-cm-t43.dts"
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/ {
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model = "CompuLab CM-T43 on SB-SOM-T43";
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compatible = "compulab,am437x-sbc-t43", "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
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};
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&am43xx_pinmux {
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uart0_pins_default: uart0_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
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AM4372_IOPAD(0x96C, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
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AM4372_IOPAD(0x970, PIN_INPUT_PULLUP | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_rxd.uart0_rxd */
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AM4372_IOPAD(0x974, PIN_INPUT | PULL_DISABLE | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_txd.uart0_txd */
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>;
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};
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i2c1_pins: i2c1_pins {
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pinctrl-single,pins = <
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AM4372_IOPAD(0xa6c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_cs0.i2c1_sda */
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AM4372_IOPAD(0xa60, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1) /* spi2_sclk.i2c1_scl */
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>;
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};
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i2c2_pins: i2c2_pins {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x978, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_ctsn.i2c2_sda */
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AM4372_IOPAD(0x97c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3) /* uart1_rtsn.i2c2_scl */
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>;
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};
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};
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&i2c1 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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};
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&i2c2 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins>;
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins_default>;
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};
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