Home
last modified time | relevance | path

Searched +full:gpio +full:- +full:miso (Results 1 – 22 of 22) sorted by relevance

/Documentation/devicetree/bindings/spi/
Dspi-gpio.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: SPI-GPIO
10 - Rob Herring <robh@kernel.org>
13 This represents a group of 3-n GPIO lines used for bit-banged SPI on
14 dedicated GPIO lines.
17 - $ref: /schemas/spi/spi-controller.yaml#
21 const: spi-gpio
[all …]
Dspi-mux.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-mux.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
16 MOSI /--------------------------------+--------+--------+--------\
17 MISO |/------------------------------+|-------+|-------+|-------\|
18 SCL ||/----------------------------+||------+||------+||------\||
20 +------------+ ||| ||| ||| |||
21 | SoC ||| | +-+++-+ +-+++-+ +-+++-+ +-+++-+
23 | +--+++-+ | CS-X +------+\ +--+--+ +--+--+ +--+--+ +--+--+
[all …]
/Documentation/devicetree/bindings/pinctrl/
Dmarvell,kirkwood-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,88f6180-pinctrl",
8 "marvell,88f6190-pinctrl", "marvell,88f6192-pinctrl",
9 "marvell,88f6281-pinctrl", "marvell,88f6282-pinctrl",
10 "marvell,98dx4122-pinctrl", "marvell,98dx1135-pinctrl"
11 - reg: register specifier of MPP registers
14 It also support the 88f6281-based variant in the 98dx412x Bobcat SoCs.
24 mpp0 0 gpio, nand(io2), spi(cs)
27 mpp3 3 gpo, nand(io5), spi(miso)
28 mpp4 4 gpio, nand(io6), uart0(rxd), ptp(clk)
[all …]
Dmarvell,armada-370-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,88f6710-pinctrl"
8 - reg: register specifier of MPP registers
16 mpp0 0 gpio, uart0(rxd)
18 mpp2 2 gpio, i2c0(sck), uart0(txd)
19 mpp3 3 gpio, i2c0(sda), uart0(rxd)
20 mpp4 4 gpio, vdd(cpu-pd)
22 mpp6 6 gpio, ge0(txd0), sata0(prsnt), tdm(rst), audio(sdo)
24 mpp8 8 gpio, ge0(txd2), uart0(rts), tdm(drx), audio(bclk)
26 mpp10 10 gpio, ge0(txctl), uart0(cts), tdm(fsync), audio(sdi)
[all …]
Dmarvell,armada-375-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,88f6720-pinctrl"
8 - reg: register specifier of MPP registers
16 mpp0 0 gpio, dev(ad2), spi0(cs1), spi1(cs1)
17 mpp1 1 gpio, dev(ad3), spi0(mosi), spi1(mosi)
18 mpp2 2 gpio, dev(ad4), ptp(evreq), led(c0), audio(sdi)
19 mpp3 3 gpio, dev(ad5), ptp(trig), led(p3), audio(mclk)
20 mpp4 4 gpio, dev(ad6), spi0(miso), spi1(miso)
21 mpp5 5 gpio, dev(ad7), spi0(cs2), spi1(cs2)
22 mpp6 6 gpio, dev(ad0), led(p1), audio(lrclk)
[all …]
Dmarvell,dove-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,dove-pinctrl"
8 - clocks: (optional) phandle of pdma clock
9 - reg: register specifiers of MPP, MPP4, and PMU MPP registers
18 mpp0 0 gpio, pmu, uart2(rts), sdio0(cd), lcd0(pwm), pmu*
19 mpp1 1 gpio, pmu, uart2(cts), sdio0(wp), lcd1(pwm), pmu*
20 mpp2 2 gpio, pmu, uart2(txd), sdio0(buspwr), sata(prsnt),
22 mpp3 3 gpio, pmu, uart2(rxd), sdio0(ledctrl), sata(act),
23 uart1(cts), lcd-spi(cs1), pmu*
24 mpp4 4 gpio, pmu, uart3(rts), sdio1(cd), spi1(miso), pmu*
[all …]
Dmarvell,armada-39x-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,88f6920-pinctrl", "marvell,88f6925-pinctrl" or
8 "marvell,88f6928-pinctrl" depending on the specific variant of the
10 - reg: register specifier of MPP registers
18 mpp0 0 gpio, ua0(rxd)
19 mpp1 1 gpio, ua0(txd)
20 mpp2 2 gpio, i2c0(sck)
21 mpp3 3 gpio, i2c0(sda)
22 mpp4 4 gpio, ua1(txd), ua0(rts), smi(mdc)
23 mpp5 5 gpio, ua1(rxd), ua0(cts), smi(mdio)
[all …]
Dmarvell,armada-38x-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,88f6810-pinctrl", "marvell,88f6820-pinctrl" or
8 "marvell,88f6828-pinctrl" depending on the specific variant of the
10 - reg: register specifier of MPP registers
18 mpp0 0 gpio, ua0(rxd)
19 mpp1 1 gpio, ua0(txd)
20 mpp2 2 gpio, i2c0(sck)
21 mpp3 3 gpio, i2c0(sda)
22 mpp4 4 gpio, ge(mdc), ua1(txd), ua0(rts)
23 mpp5 5 gpio, ge(mdio), ua1(rxd), ua0(cts)
[all …]
Dmarvell,armada-xp-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,mv78230-pinctrl", "marvell,mv78260-pinctrl",
8 "marvell,mv78460-pinctrl"
9 - reg: register specifier of MPP registers
21 mpp0 0 gpio, ge0(txclkout), lcd(d0)
22 mpp1 1 gpio, ge0(txd0), lcd(d1)
23 mpp2 2 gpio, ge0(txd1), lcd(d2)
24 mpp3 3 gpio, ge0(txd2), lcd(d3)
25 mpp4 4 gpio, ge0(txd3), lcd(d4)
26 mpp5 5 gpio, ge0(txctl), lcd(d5)
[all …]
Dmarvell,armada-98dx3236-pinctrl.txt3 Please refer to marvell,mvebu-pinctrl.txt in this directory for common binding
7 - compatible: "marvell,98dx3236-pinctrl" or "marvell,98dx4251-pinctrl"
8 - reg: register specifier of MPP registers
15 mpp1 1 gpio, spi0(miso), dev(ad9)
17 mpp3 3 gpio, spi0(cs0), dev(ad11)
18 mpp4 4 gpio, spi0(cs1), smi(mdc), dev(cs0)
19 mpp5 5 gpio, pex(rsto), sd0(cmd), dev(bootcs)
21 mpp7 7 gpio, sd0(d0), dev(ale0)
22 mpp8 8 gpio, sd0(d1), dev(ale1)
23 mpp9 9 gpio, sd0(d2), dev(ready0)
[all …]
Dqcom,msm8960-pinctrl.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/qcom,msm8960-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <andersson@kernel.org>
11 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
18 const: qcom,msm8960-pinctrl
26 gpio-reserved-ranges:
30 gpio-line-names:
34 "-state$":
[all …]
Dmediatek,mt8192-pinctrl.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/mediatek,mt8192-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sean Wang <sean.wang@mediatek.com>
17 const: mediatek,mt8192-pinctrl
19 gpio-controller: true
21 '#gpio-cells':
23 Number of cells in GPIO specifier. Since the generic GPIO binding is used,
24 the amount of cells must be specified as 2. See the below mentioned gpio
[all …]
/Documentation/devicetree/bindings/arm/marvell/
Dcp110-system-controller.txt6 giving access to numerous features: clocks, pin-muxing and many other
11 - compatible: must be: "syscon", "simple-mfd";
12 - reg: register area of the CP110 system controller
18 -------
23 - a set of core clocks
24 - a set of gateable clocks
28 - The first cell must be 0 or 1. 0 for the core clocks and 1 for the
30 - The second cell identifies the particular core clock or gateable
34 - Core clocks
35 - 0 0 APLL
[all …]
Dap80x-system-controller.txt6 registers giving access to numerous features: clocks, pin-muxing and
11 - compatible: must be: "syscon", "simple-mfd";
12 - reg: register area of the AP80x system controller
18 -------
24 - 0: reference clock of CPU cluster 0
25 - 1: reference clock of CPU cluster 1
26 - 2: fixed PLL at 1200 Mhz
27 - 3: MSS clock, derived from the fixed PLL
31 - compatible: must be one of:
32 * "marvell,ap806-clock"
[all …]
/Documentation/driver-api/
Dspi.rst7 often in the range of 1-20 MHz), a "Master Out, Slave In" (MOSI) data
8 line, and a "Master In, Slave Out" (MISO) data line. SPI is a full
10 another is shifted in on the MISO line. Those bits are assembled into
12 additional chipselect line is usually active-low (nCS); four signals are
24 hardware, which may be as simple as a set of GPIO pins or as complex as
33 board-specific initialization code. A :c:type:`struct spi_driver
46 .. kernel-doc:: include/linux/spi/spi.h
49 .. kernel-doc:: drivers/spi/spi.c
52 .. kernel-doc:: drivers/spi/spi.c
/Documentation/devicetree/bindings/display/panel/
Dsamsung,lms397kf04.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
13 - Linus Walleij <linus.walleij@linaro.org>
16 - $ref: panel-common.yaml#
17 - $ref: /schemas/spi/spi-peripheral-props.yaml#
26 reset-gpios: true
28 vci-supply:
32 vccio-supply:
38 spi-cpha: true
[all …]
Dsamsung,s6d27a1.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
13 - Markuss Broks <markuss.broks@gmail.com>
16 - $ref: panel-common.yaml#
17 - $ref: /schemas/spi/spi-peripheral-props.yaml#
33 reset-gpios: true
35 vci-supply:
39 vccio-supply:
45 spi-cpha: true
[all …]
Dsamsung,lms380kf01.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 - Linus Walleij <linus.walleij@linaro.org>
17 - $ref: panel-common.yaml#
18 - $ref: /schemas/spi/spi-peripheral-props.yaml#
34 reset-gpios: true
36 vci-supply:
40 vccio-supply:
46 spi-cpha: true
[all …]
Dpanel-mipi-dbi-spi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-mipi-dbi-spi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Noralf Trønnes <noralf@tronnes.org>
23 - Power:
24 - Vdd: Power supply for display module
25 Called power-supply in this binding.
26 - Vddi: Logic level supply for interface signals
27 Called io-supply in this binding.
[all …]
/Documentation/driver-api/gpio/
Ddrivers-on-gpio.rst2 Subsystem drivers using GPIO
5 Note that standard kernel drivers exist for common GPIO tasks and will provide
6 the right in-kernel and userspace APIs/ABIs for the job, and that these
10 - leds-gpio: drivers/leds/leds-gpio.c will handle LEDs connected to GPIO
13 - ledtrig-gpio: drivers/leds/trigger/ledtrig-gpio.c will provide a LED trigger,
14 i.e. a LED will turn on/off in response to a GPIO line going high or low
15 (and that LED may in turn use the leds-gpio as per above).
17 - gpio-keys: drivers/input/keyboard/gpio_keys.c is used when your GPIO line
20 - gpio-keys-polled: drivers/input/keyboard/gpio_keys_polled.c is used when your
21 GPIO line cannot generate interrupts, so it needs to be periodically polled
[all …]
/Documentation/devicetree/bindings/iio/adc/
Dadi,ad7476.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Michael Hennerich <michael.hennerich@analog.com>
16 on MISO when the clock toggles.
21 - adi,ad7091
22 - adi,ad7091r
23 - adi,ad7273
24 - adi,ad7274
25 - adi,ad7276
[all …]
/Documentation/spi/
Dspi-summary.rst5 02-Feb-2012
8 ------------
16 Slave Out" (MISO) signals. (Other names are also used.) There are four
17 clocking modes through which data is exchanged; mode-0 and mode-3 are most
32 - SPI may be used for request/response style device protocols, as with
35 - It may also be used to stream data in either direction (half duplex),
38 - Some devices may use eight bit words. Others may use different word
39 lengths, such as streams of 12-bit or 20-bit digital samples.
41 - Words are usually sent with their most significant bit (MSB) first,
44 - Sometimes SPI is used to daisy-chain devices, like shift registers.
[all …]