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/OK3568_Linux_fs/u-boot/drivers/i2c/muxes/
H A Di2c-mux-gpio.c8 * SPDX-License-Identifier: GPL-2.0+
12 #include <asm-generic/gpio.h>
23 * struct i2c_mux_gpio_priv - private data for i2c mux gpio
27 * @gpios: the mux-gpios array
28 * @n_gpios: num of gpios in mux-gpios
29 * @idle: the value of idle-state
34 struct gpio_desc *gpios; member
46 for (i = 0; i < priv->n_gpios; i++) { in i2c_mux_gpio_select()
47 ret = dm_gpio_set_value(&priv->gpios[i], (channel >> i) & 1); in i2c_mux_gpio_select()
61 for (i = 0; i < priv->n_gpios; i++) { in i2c_mux_gpio_deselect()
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H A Dmax96745.c1 // SPDX-License-Identifier: GPL-2.0+
6 #include <asm-generic/gpio.h>
20 static int max96745_select(struct udevice *mux, struct udevice *bus, in max96745_select() argument
23 struct max96745_priv *priv = dev_get_priv(mux); in max96745_select()
25 if (!priv->idle_disc) in max96745_select()
29 dm_i2c_reg_clrset(mux, 0x0086, DIS_REM_CC, in max96745_select()
32 dm_i2c_reg_clrset(mux, 0x0076, DIS_REM_CC, in max96745_select()
38 static int max96745_deselect(struct udevice *mux, struct udevice *bus, in max96745_deselect() argument
41 struct max96745_priv *priv = dev_get_priv(mux); in max96745_deselect()
43 if (!priv->idle_disc) in max96745_deselect()
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/OK3568_Linux_fs/kernel/drivers/mux/
H A Dgpio.c1 // SPDX-License-Identifier: GPL-2.0
3 * GPIO-controlled multiplexer driver
13 #include <linux/mux/driver.h>
19 struct gpio_descs *gpios; member
22 static int mux_gpio_set(struct mux_control *mux, int state) in mux_gpio_set() argument
24 struct mux_gpio *mux_gpio = mux_chip_priv(mux->chip); in mux_gpio_set()
29 gpiod_set_array_value_cansleep(mux_gpio->gpios->ndescs, in mux_gpio_set()
30 mux_gpio->gpios->desc, in mux_gpio_set()
31 mux_gpio->gpios->info, values); in mux_gpio_set()
41 { .compatible = "gpio-mux", },
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/OK3568_Linux_fs/kernel/drivers/i2c/muxes/
H A Di2c-mux-gpio.c1 // SPDX-License-Identifier: GPL-2.0-only
9 #include <linux/i2c-mux.h>
10 #include <linux/platform_data/i2c-mux-gpio.h>
22 struct gpio_desc **gpios; member
25 static void i2c_mux_gpio_set(const struct gpiomux *mux, unsigned val) in i2c_mux_gpio_set() argument
31 gpiod_set_array_value_cansleep(mux->ngpios, mux->gpios, NULL, values); in i2c_mux_gpio_set()
36 struct gpiomux *mux = i2c_mux_priv(muxc); in i2c_mux_gpio_select() local
38 i2c_mux_gpio_set(mux, chan); in i2c_mux_gpio_select()
45 struct gpiomux *mux = i2c_mux_priv(muxc); in i2c_mux_gpio_deselect() local
47 i2c_mux_gpio_set(mux, mux->data.idle); in i2c_mux_gpio_deselect()
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/i2c/
H A Di2c-mux-gpio.txt1 GPIO-based I2C Bus Mux
3 This binding describes an I2C bus multiplexer that uses GPIOs to
6 +-----+ +-----+
8 +------------+ +-----+ +-----+
10 | | /--------+--------+
11 | +------+ | +------+ child bus A, on GPIO value set to 0
12 | | I2C |-|--| Mux |
13 | +------+ | +--+---+ child bus B, on GPIO value set to 1
14 | | | \----------+--------+--------+
15 | +------+ | | | | |
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H A Di2c-mux-gpmux.txt1 General Purpose I2C Bus Mux
3 This binding describes an I2C bus multiplexer that uses a mux controller
4 from the mux subsystem to route the I2C signals.
6 .-----. .-----.
8 .------------. '-----' '-----'
10 | | .--------+--------'
11 | .------. | .------+ child bus A, on MUX value set to 0
12 | | I2C |-|--| Mux |
13 | '------' | '--+---+ child bus B, on MUX value set to 1
14 | .------. | | '----------+--------+--------.
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/OK3568_Linux_fs/kernel/arch/arm/boot/dts/
H A Dat91-tse850-3.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91-tse850-3.dts - Device Tree file for the Axentia TSE-850 3.0 board
9 /dts-v1/;
10 #include <dt-bindings/pwm/pwm.h>
11 #include "at91-linea.dtsi"
14 model = "Axentia TSE-850 3.0";
19 compatible = "fixed-clock";
21 #clock-cells = <0>;
22 clock-frequency = <16000000>;
23 clock-output-names = "sck";
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H A Dbcm47094-linksys-panamera.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
6 /dts-v1/;
9 #include "bcm5301x-nand-cs0-bch8.dtsi"
25 gpio-keys {
26 compatible = "gpio-keys";
31 gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
37 gpios = <&chipcommon 16 GPIO_ACTIVE_LOW>;
43 gpios = <&chipcommon 17 GPIO_ACTIVE_LOW>;
48 compatible = "gpio-leds";
52 gpios = <&chipcommon 22 GPIO_ACTIVE_LOW>;
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H A Dqcom-ipq8064-rb3011.dts1 // SPDX-License-Identifier: GPL-2.0
2 #include "qcom-ipq8064.dtsi"
3 #include <dt-bindings/input/input.h>
6 model = "MikroTik RB3011UiAS-RM";
13 mdio-gpio0 = &mdio0;
14 mdio-gpio1 = &mdio1;
19 stdout-path = "serial0:115200n8";
27 mdio0: mdio-0 {
29 compatible = "virtual,mdio-gpio";
30 gpios = <&qcom_pinmux 1 GPIO_ACTIVE_HIGH>,
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H A Dvf610-zii-scu4-aib.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 // Copyright (C) 2016-2018 Zodiac Inflight Innovations
5 /dts-v1/;
10 compatible = "zii,vf610scu4-aib", "zii,vf610dev", "fsl,vf610";
13 stdout-path = &uart0;
21 gpio-leds {
22 compatible = "gpio-leds";
23 pinctrl-0 = <&pinctrl_leds_debug>;
24 pinctrl-names = "default";
28 gpios = <&gpio3 0 GPIO_ACTIVE_HIGH>;
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H A Daspeed-bmc-lenovo-hr630.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (C) 2019-present Lenovo
8 /dts-v1/;
10 #include "aspeed-g5.dtsi"
11 #include <dt-bindings/gpio/aspeed-gpio.h>
15 compatible = "lenovo,hr630-bmc", "aspeed,ast2500";
29 stdout-path = &uart5;
38 reserved-memory {
39 #address-cells = <1>;
40 #size-cells = <1>;
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H A Dimx6qdl-nitrogen6_max.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR X11
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/input/input.h>
10 stdout-path = &uart2;
19 compatible = "simple-bus";
20 #address-cells = <1>;
21 #size-cells = <0>;
24 compatible = "regulator-fixed";
26 regulator-name = "1P8V";
27 regulator-min-microvolt = <1800000>;
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H A Dzynq-zc702.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2011 - 2014 Xilinx
6 /dts-v1/;
7 #include "zynq-7000.dtsi"
11 compatible = "xlnx,zynq-zc702", "xlnx,zynq-7000";
27 stdout-path = "serial0:115200n8";
30 gpio-keys {
31 compatible = "gpio-keys";
35 gpios = <&gpio0 12 0>;
37 wakeup-source;
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H A Dmt7629-rfb.dts1 // SPDX-License-Identifier: GPL-2.0
7 /dts-v1/;
8 #include <dt-bindings/input/input.h>
13 compatible = "mediatek,mt7629-rfb", "mediatek,mt7629";
20 stdout-path = "serial0:115200n8";
23 gpio-keys {
24 compatible = "gpio-keys";
29 gpios = <&pio 60 GPIO_ACTIVE_LOW>;
35 gpios = <&pio 58 GPIO_ACTIVE_LOW>;
44 reg_3p3v: regulator-3p3v {
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/mux/
H A Dgpio-mux.txt1 GPIO-based multiplexer controller bindings
7 - compatible : "gpio-mux"
8 - mux-gpios : list of gpios used to control the multiplexer, least
10 - #mux-control-cells : <0>
11 * Standard mux-controller bindings as decribed in mux-controller.txt
14 - idle-state : if present, the state the mux will have when idle. The
23 mux: mux-controller {
24 compatible = "gpio-mux";
25 #mux-control-cells = <0>;
27 mux-gpios = <&pioA 0 GPIO_ACTIVE_HIGH>,
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H A Dmux-controller.txt4 A multiplexer (or mux) controller will have one, or several, consumer devices
5 that uses the mux controller. Thus, a mux controller can possibly control
7 multiplexer needed by each consumer, but a single mux controller can of course
10 A mux controller provides a number of states to its consumers, and the state
11 space is a simple zero-based enumeration. I.e. 0-1 for a 2-way multiplexer,
12 0-7 for an 8-way multiplexer, etc.
16 ---------
18 Mux controller consumers should specify a list of mux controllers that they
19 want to use with a property containing a 'mux-ctrl-list':
21 mux-ctrl-list ::= <single-mux-ctrl> [mux-ctrl-list]
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/OK3568_Linux_fs/kernel/drivers/net/mdio/
H A Dmdio-mux-gpio.c1 // SPDX-License-Identifier: GPL-2.0
8 #include <linux/mdio-mux.h>
18 struct gpio_descs *gpios; member
33 gpiod_set_array_value_cansleep(s->gpios->ndescs, s->gpios->desc, in mdio_mux_gpio_switch_fn()
34 s->gpios->info, values); in mdio_mux_gpio_switch_fn()
42 struct gpio_descs *gpios; in mdio_mux_gpio_probe() local
45 gpios = devm_gpiod_get_array(&pdev->dev, NULL, GPIOD_OUT_LOW); in mdio_mux_gpio_probe()
46 if (IS_ERR(gpios)) in mdio_mux_gpio_probe()
47 return PTR_ERR(gpios); in mdio_mux_gpio_probe()
49 s = devm_kzalloc(&pdev->dev, sizeof(*s), GFP_KERNEL); in mdio_mux_gpio_probe()
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/OK3568_Linux_fs/kernel/arch/arm64/boot/dts/mediatek/
H A Dmt7622-bananapi-bpi-r64.dts5 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/gpio/gpio.h>
16 model = "Bananapi BPI-R64";
17 compatible = "bananapi,bpi-r64", "mediatek,mt7622";
24 stdout-path = "serial0:115200n8";
30 proc-supply = <&mt6380_vcpu_reg>;
31 sram-supply = <&mt6380_vm_reg>;
35 proc-supply = <&mt6380_vcpu_reg>;
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H A Dmt7622-rfb1.dts6 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
9 /dts-v1/;
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/gpio/gpio.h>
18 compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622";
25 stdout-path = "serial0:115200n8";
31 proc-supply = <&mt6380_vcpu_reg>;
32 sram-supply = <&mt6380_vm_reg>;
36 proc-supply = <&mt6380_vcpu_reg>;
37 sram-supply = <&mt6380_vm_reg>;
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/fsi/
H A Dfsi-master-aspeed.txt1 Device-tree bindings for AST2600 FSI master
2 -------------------------------------------
8 - compatible: "aspeed,ast2600-fsi-master"
9 - reg: base address and length
10 - clocks: phandle and clock number
11 - interrupts: platform dependent interrupt description
12 - pinctrl-0: phandle to pinctrl node
13 - pinctrl-names: pinctrl state
16 - cfam-reset-gpios: GPIO for CFAM reset
18 - fsi-routing-gpios: GPIO for setting the FSI mux (internal or cabled)
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H A Dfsi-master-gpio.txt1 Device-tree bindings for gpio-based FSI master driver
2 -----------------------------------------------------
5 - compatible = "fsi-master-gpio";
6 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
7 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
10 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
11 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
12 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
14 - no-gpio-delays; : Don't add extra delays between GPIO
21 fsi-master {
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H A Dfsi-master-ast-cf.txt1 Device-tree bindings for ColdFire offloaded gpio-based FSI master driver
2 ------------------------------------------------------------------------
5 - compatible =
6 "aspeed,ast2400-cf-fsi-master" for an AST2400 based system
8 "aspeed,ast2500-cf-fsi-master" for an AST2500 based system
10 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
11 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
12 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
13 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
14 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/display/msm/
H A Dhdmi.txt4 - compatible: one of the following
5 * "qcom,hdmi-tx-8996"
6 * "qcom,hdmi-tx-8994"
7 * "qcom,hdmi-tx-8084"
8 * "qcom,hdmi-tx-8974"
9 * "qcom,hdmi-tx-8660"
10 * "qcom,hdmi-tx-8960"
11 - reg: Physical base address and length of the controller's registers
12 - reg-names: "core_physical"
13 - interrupts: The interrupt signal from the hdmi block.
[all …]
/OK3568_Linux_fs/u-boot/arch/arm/dts/
H A Dzynq-zc702.dts4 * Copyright (C) 2011 - 2015 Xilinx
7 * SPDX-License-Identifier: GPL-2.0+
9 /dts-v1/;
10 #include "zynq-7000.dtsi"
14 compatible = "xlnx,zynq-zc702", "xlnx,zynq-7000";
31 stdout-path = "serial0:115200n8";
34 gpio-keys {
35 compatible = "gpio-keys";
36 #address-cells = <1>;
37 #size-cells = <0>;
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/OK3568_Linux_fs/kernel/drivers/extcon/
H A Dextcon-intel-int3496.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/extcon-provider.h>
49 { "id-gpios", &id_gpios, 1, ACPI_GPIO_QUIRK_NO_IO_RESTRICTION },
50 { "vbus-gpios", &vbus_gpios, 1 },
51 { "mux-gpios", &mux_gpios, 1 },
59 int id = gpiod_get_value_cansleep(data->gpio_usb_id); in int3496_do_usb_id()
62 dev_dbg(data->dev, "Connected %s cable\n", id ? "PERIPHERAL" : "HOST"); in int3496_do_usb_id()
65 * Peripheral: set USB mux to peripheral and disable VBUS in int3496_do_usb_id()
66 * Host: set USB mux to host and enable VBUS in int3496_do_usb_id()
68 if (!IS_ERR(data->gpio_usb_mux)) in int3496_do_usb_id()
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