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/freebsd/sys/contrib/device-tree/Bindings/i2c/
H A Dsamsung,s3c2410-i2c.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/samsung,s3c2410-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung S3C/S5P/Exynos SoC I2C Controller
10 - Krzysztof Kozlowski <krzk@kernel.org>
15 - enum:
16 - samsung,s3c2410-i2c
17 - samsung,s3c2440-i2c
18 # For s3c2440-like I2C used inside HDMIPHY block found on several SoCs:
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H A Di2c-gpio.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO bitbanged I2C
10 - Wolfram Sang <wsa@kernel.org>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
18 - const: i2c-gpio
20 sda-gpios:
22 gpio used for the sda signal, this should be flagged as
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H A Di2c-s3c2410.txt1 * Samsung's I2C controller
3 The Samsung's I2C controller is used to interface with I2C devices.
6 - compatible: value should be either of the following.
7 (a) "samsung, s3c2410-i2c", for i2c compatible with s3c2410 i2c.
8 (b) "samsung, s3c2440-i2c", for i2c compatible with s3c2440 i2c.
9 (c) "samsung, s3c2440-hdmiphy-i2c", for s3c2440-like i2c used
11 (d) "samsung, exynos5-sata-phy-i2c", for s3c2440-like i2c used as
13 - reg: physical base address of the controller and length of memory mapped
15 - interrupts: interrupt number to the cpu.
16 - samsung,i2c-sda-delay: Delay (in ns) applied to data line (SDA) edges.
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H A Di2c.txt1 Generic device tree bindings for I2C busses
4 This document describes generic bindings which can be used to describe I2C
8 -----------------------------
10 - #address-cells - should be <1>. Read more about addresses below.
11 - #size-cells - should be <0>.
12 - compatible - name of I2C bus controller
17 The cells properties above define that an address of children of an I2C bus
21 -----------------------------
26 - clock-frequency
29 - i2c-bus
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/freebsd/sys/dev/iicbus/
H A Diicbb.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
31 * Generic I2C bit-banging code
41 * From Linux I2C generic interface
42 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
76 u_int udelay; /* signal toggle delay in usec */
136 device_set_desc(dev, "I2C bit-banging driver"); in iicbb_probe()
146 sc->iicbus = device_add_child(dev, "iicbus", DEVICE_UNIT_ANY); in iicbb_attach()
147 if (!sc->iicbus) in iicbb_attach()
150 sc->scl_low_timeout = DEFAULT_SCL_LOW_TIMEOUT; in iicbb_attach()
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H A Diic_recover_bus.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
32 * Helper code to recover a hung i2c bus by bit-banging a recovery sequence.
34 * An i2c bus can be hung by a slave driving the clock (rare) or data lines low.
35 * The most common cause is a partially-completed transaction such as rebooting
36 * while a slave is sending a byte of data. Because i2c allows the clock to
42 * Any i2c driver which is able to manually set the level of the clock and data
44 * embedded i2c controllers, the i2c pins can be temporarily reassigned as gpio
45 * pins to do the bus recovery, then can be assigned back to the i2c hardware.
67 pins->setsda(pins->ctx, 1); in iic_recover_bus()
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/freebsd/sys/contrib/device-tree/src/arm/samsung/
H A Dexynos5250-spring.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/clock/samsung,s2mps11.h>
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/input/input.h>
19 chassis-type = "laptop";
33 stdout-path = "serial3:115200n8";
36 gpio-keys {
37 compatible = "gpio-keys";
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H A Dexynos5250-snow-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/clock/maxim,max77686.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/sound/samsung-i2
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H A Ds5pv210-aries.dtsi1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
32 reserved-memory {
33 #address-cells = <1>;
34 #size-cells = <1>;
38 compatible = "shared-dma-pool";
39 no-map;
44 compatible = "shared-dma-pool";
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H A Dexynos5250-smdk5250.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/clock/maxim,max77686.h>
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
31 stdout-path = "serial2:115200n8";
34 vdd: fixed-regulator-vdd {
35 compatible = "regulator-fixed";
36 regulator-name = "vdd-supply";
37 regulator-min-microvolt = <1800000>;
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H A Dexynos4412-galaxy-s3.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/leds/common.h>
11 #include "exynos4412-midas.dtsi"
19 led-controller {
21 flen-gpios = <&gpj1 1 GPIO_ACTIVE_HIGH>;
22 enset-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>;
24 pinctrl-name
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H A Dexynos4210-i9100.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Samsung's Exynos4210 based Galaxy S2 (GT-I9100 version) device tree
11 /dts-v1/;
13 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-even
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H A Dexynos5250-arndale.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/sound/samsung-i2s.h>
32 stdout-path = "serial2:115200n8";
35 gpio-keys {
36 compatible = "gpio-keys";
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H A Ds5pv210-goni.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
13 /dts-v1/;
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16 #include <dt-bindings/input/input.h>
38 pmic_ap_clk: clock-0 {
40 compatible = "fixed-clock";
41 #clock-cells = <0>;
42 clock-frequency = <32768>;
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H A Dexynos4212-tab3.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include "exynos4412-ppmu-common.dtsi"
12 #include "exynos-mfc-reserved-memory.dtsi"
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/leds/common.h>
16 #include <dt-bindings/input/gpio-keys.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
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H A Dexynos4412-midas.dtsi1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controlle
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H A Dexynos4412-p4note.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 * Based on exynos4412-midas.dtsi.
10 /dts-v1/;
12 #include "exynos4412-ppmu-common.dtsi"
14 #include <dt-bindings/clock/maxim,max77686.h>
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-event-codes.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
18 #include <dt-bindings/power/summit,smb347-charger.h>
19 #include "exynos-pinctrl.h"
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H A Dexynos4210-universal_c210.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
12 /dts-v1/;
14 #include <dt-bindings/gpio/gpio.h>
19 chassis-type = "handset";
35 stdout-path = "serial2:115200n8";
39 fixed-rate-clock
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/freebsd/sys/contrib/device-tree/src/arm/marvell/
H A Dkirkwood-km_common.dtsi1 // SPDX-License-Identifier: GPL-2.0
5 stdout-path = &uart0;
9 pinctrl: pin-controller@10000 {
10 pinctrl-0 = < &pmx_i2c_gpio_sda &pmx_i2c_gpio_scl >;
11 pinctrl-names = "default";
13 pmx_i2c_gpio_sda: pmx-gpio-sda {
17 pmx_i2c_gpio_scl: pmx-gpio-scl {
28 i2c {
29 compatible = "i2c-gpio";
30 gpios = < &gpio0 8 GPIO_ACTIVE_HIGH /* sda */
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/freebsd/sys/contrib/device-tree/src/riscv/starfive/
H A Djh7110-common.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
9 #include "jh7110-pinfunc.h"
10 #include <dt-bindings/gpio/gpio.h>
25 stdout-path = "serial0:115200n8";
33 gpio-restart {
34 compatible = "gpio-restart";
39 pwmdac_codec: audio-codec {
40 compatible = "linux,spdif-dit";
41 #sound-dai-cells = <0>;
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/freebsd/sys/contrib/device-tree/src/arm/nxp/imx/
H A Dimx6qdl-kontron-samx6i.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR X11
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/sound/fsl-imx-audmux.h>
14 reg_1p0v_s0: regulator-1p0v-s0 {
15 compatible = "regulator-fixed";
16 regulator-name = "V_1V0_S0";
17 regulator-min-microvolt = <1000000>;
18 regulator-max-microvolt = <1000000>;
19 regulator-always-on;
20 regulator-boot-on;
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/freebsd/sys/contrib/device-tree/src/arm/nxp/mxs/
H A Dimx23-sansa.dts2 * Copyright (C) 2013-2016 Marek Vasut <marek.vasut@gmail.com>
4 * This file is dual-licensed: you can use it either under the terms
44 /dts-v1/;
45 #include <dt-bindings/gpio/gpio.h>
58 apbh-bus@80000000 {
60 compatible = "fsl,imx23-mmc";
61 pinctrl-names = "default";
62 pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
63 bus-width = <4>;
64 vmmc-supply = <&reg_vddio_sd0>;
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/freebsd/sys/contrib/device-tree/src/arm/renesas/
H A Dr8a7791-koelsch.dts1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2013-2014 Renesas Solutions Corp.
11 * SSI-AK4643
38 /dts-v1/;
40 #include <dt-bindings/gpio/gpio.h>
41 #include <dt-bindings/input/input.h>
63 stdout-path = "serial0:115200n8";
77 compatible = "gpio-key
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H A Dr8a7790-lager.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2013-2014 Renesas Solutions Corp.
7 * Copyright (C) 2015-2016 Renesas Electronics Corporation
11 * SSI-AK4643
38 /dts-v1/;
40 #include <dt-bindings/gpio/gpio.h>
41 #include <dt-bindings/input/input.h>
63 stdout-pat
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/freebsd/sys/contrib/device-tree/src/arm/st/
H A Dste-ux500-samsung-janice.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * Devicetree for the Samsung Galaxy S Advance GT-I9070 also known as Janice.
6 /dts-v1/;
7 #include "ste-db8500.dtsi"
8 #include "ste-ab8500.dtsi"
9 #include "ste-dbx5x0-pinctr
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