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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/i2c/
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#
10 - Wolfram Sang <wsa@kernel.org>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
18 - const: i2c-gpio
20 sda-gpios:
24 from <dt-bindings/gpio/gpio.h> since the signal is by definition
28 scl-gpios:
[all …]
/kernel/linux/linux-6.6/include/linux/platform_data/
Di2c-gpio.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * i2c-gpio interface to platform code
11 * struct i2c_gpio_platform_data - Platform-dependent data for i2c-gpio
12 * @udelay: signal toggle delay. SCL frequency is (500 / udelay) kHz
14 * SCL low for longer than this, the transfer will time out.
16 * isn't actively driven high when setting the output value high.
18 * pin is configured as an output.
19 * @sda_is_output_only: SDA output drivers can't be turned off.
20 * This is for clients that can only read SDA/SCL.
21 * @sda_has_no_pullup: SDA is used in a non-compliant way and has no pull-up.
[all …]
/kernel/linux/linux-6.6/drivers/i2c/busses/
Di2c-gpio.c1 // SPDX-License-Identifier: GPL-2.0-only
11 #include <linux/i2c-algo-bit.h>
16 #include <linux/platform_data/i2c-gpio.h>
23 struct gpio_desc *scl; member
36 * Toggle SDA by changing the output value of the pin. This is only
38 * high effectively turns off the output driver.)
44 gpiod_set_value_cansleep(priv->sda, state); in i2c_gpio_setsda_val()
48 * Toggle SCL by changing the output value of the pin. This is used
49 * for pins that are configured as open drain and for output-only
57 gpiod_set_value_cansleep(priv->scl, state); in i2c_gpio_setscl_val()
[all …]
Di2c-acorn.c1 // SPDX-License-Identifier: GPL-2.0-only
8 * - PCF8583 real time clock & static RAM
12 #include <linux/i2c-algo-bit.h>
19 #define SCL 0x02 macro
23 * We must preserve all non-i2c output bits in IOC_CONTROL.
24 * Note also that we need to preserve the value of SCL and
32 u_int ioc_control = ioc_readb(IOC_CONTROL) & ~(SCL | SDA); in ioc_setscl()
36 ones |= SCL; in ioc_setscl()
38 ones &= ~SCL; in ioc_setscl()
47 u_int ioc_control = ioc_readb(IOC_CONTROL) & ~(SCL | SDA); in ioc_setsda()
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/i2c/
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#
10 - Wolfram Sang <wolfram@the-dreams.de>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
18 - const: i2c-gpio
20 sda-gpios:
24 from <dt-bindings/gpio/gpio.h> since the signal is by definition
28 scl-gpios:
[all …]
Di2c-s3c2410.txt6 - 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.
18 Required for all cases except "samsung,s3c2440-hdmiphy-i2c":
19 - Samsung GPIO variant (deprecated):
[all …]
/kernel/linux/linux-5.10/drivers/i2c/busses/
Di2c-gpio.c1 // SPDX-License-Identifier: GPL-2.0-only
11 #include <linux/i2c-algo-bit.h>
17 #include <linux/platform_data/i2c-gpio.h>
23 struct gpio_desc *scl; member
36 * Toggle SDA by changing the output value of the pin. This is only
38 * high effectively turns off the output driver.)
44 gpiod_set_value_cansleep(priv->sda, state); in i2c_gpio_setsda_val()
48 * Toggle SCL by changing the output value of the pin. This is used
49 * for pins that are configured as open drain and for output-only
57 gpiod_set_value_cansleep(priv->scl, state); in i2c_gpio_setscl_val()
[all …]
Di2c-acorn.c1 // SPDX-License-Identifier: GPL-2.0-only
8 * - PCF8583 real time clock & static RAM
12 #include <linux/i2c-algo-bit.h>
19 #define SCL 0x02 macro
23 * We must preserve all non-i2c output bits in IOC_CONTROL.
24 * Note also that we need to preserve the value of SCL and
32 u_int ioc_control = ioc_readb(IOC_CONTROL) & ~(SCL | SDA); in ioc_setscl()
36 ones |= SCL; in ioc_setscl()
38 ones &= ~SCL; in ioc_setscl()
47 u_int ioc_control = ioc_readb(IOC_CONTROL) & ~(SCL | SDA); in ioc_setsda()
[all …]
/kernel/linux/linux-5.10/include/linux/platform_data/
Di2c-gpio.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * i2c-gpio interface to platform code
11 * struct i2c_gpio_platform_data - Platform-dependent data for i2c-gpio
12 * @udelay: signal toggle delay. SCL frequency is (500 / udelay) kHz
14 * SCL low for longer than this, the transfer will time out.
16 * isn't actively driven high when setting the output value high.
18 * pin is configured as an output.
19 * @scl_is_open_drain: SCL is set up as open drain. Same requirements
21 * @scl_is_output_only: SCL output drivers cannot be turned off.
/kernel/linux/linux-6.6/net/netfilter/ipvs/
Dip_vs_proto_tcp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
44 /* In the event of icmp, we're only guaranteed to have the first 8 in tcp_conn_schedule()
45 * bytes of the transport header, so we only check the rest of the in tcp_conn_schedule()
46 * TCP packet for non-ICMP packets in tcp_conn_schedule()
49 th = skb_header_pointer(skb, iph->len, sizeof(_tcph), &_tcph); in tcp_conn_schedule()
51 if (th->rst || !(sysctl_sloppy_tcp(ipvs) || th->syn)) in tcp_conn_schedule()
53 ports = &th->source; in tcp_conn_schedule()
57 skb, iph->len, sizeof(_ports), &_ports); in tcp_conn_schedule()
65 /* No !th->ack check to allow scheduling on SYN+ACK for Active FTP */ in tcp_conn_schedule()
68 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in tcp_conn_schedule()
[all …]
Dip_vs_proto_sctp.c1 // SPDX-License-Identifier: GPL-2.0
27 sh = skb_header_pointer(skb, iph->len, sizeof(_sctph), &_sctph); in sctp_conn_schedule()
29 sch = skb_header_pointer(skb, iph->len + sizeof(_sctph), in sctp_conn_schedule()
32 if (sch->type == SCTP_CID_ABORT || in sctp_conn_schedule()
34 sch->type == SCTP_CID_INIT)) in sctp_conn_schedule()
36 ports = &sh->source; in sctp_conn_schedule()
41 skb, iph->len, sizeof(_ports), &_ports); in sctp_conn_schedule()
50 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in sctp_conn_schedule()
51 &iph->daddr, ports[1]); in sctp_conn_schedule()
53 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in sctp_conn_schedule()
[all …]
/kernel/linux/linux-5.10/net/netfilter/ipvs/
Dip_vs_proto_tcp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
44 /* In the event of icmp, we're only guaranteed to have the first 8 in tcp_conn_schedule()
45 * bytes of the transport header, so we only check the rest of the in tcp_conn_schedule()
46 * TCP packet for non-ICMP packets in tcp_conn_schedule()
49 th = skb_header_pointer(skb, iph->len, sizeof(_tcph), &_tcph); in tcp_conn_schedule()
51 if (th->rst || !(sysctl_sloppy_tcp(ipvs) || th->syn)) in tcp_conn_schedule()
53 ports = &th->source; in tcp_conn_schedule()
57 skb, iph->len, sizeof(_ports), &_ports); in tcp_conn_schedule()
65 /* No !th->ack check to allow scheduling on SYN+ACK for Active FTP */ in tcp_conn_schedule()
68 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in tcp_conn_schedule()
[all …]
Dip_vs_proto_sctp.c1 // SPDX-License-Identifier: GPL-2.0
27 sh = skb_header_pointer(skb, iph->len, sizeof(_sctph), &_sctph); in sctp_conn_schedule()
29 sch = skb_header_pointer(skb, iph->len + sizeof(_sctph), in sctp_conn_schedule()
32 if (sch->type == SCTP_CID_ABORT || in sctp_conn_schedule()
34 sch->type == SCTP_CID_INIT)) in sctp_conn_schedule()
36 ports = &sh->source; in sctp_conn_schedule()
41 skb, iph->len, sizeof(_ports), &_ports); in sctp_conn_schedule()
50 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in sctp_conn_schedule()
51 &iph->daddr, ports[1]); in sctp_conn_schedule()
53 svc = ip_vs_service_find(ipvs, af, skb->mark, iph->protocol, in sctp_conn_schedule()
[all …]
/kernel/linux/linux-5.10/drivers/staging/sm750fb/
Dddk750_swi2c.c1 // SPDX-License-Identifier: GPL-2.0
5 * swi2c.c --- SM750/SM718 DDK
19 * a point in time where the SCL or SDA may be changed.
22 * +-------------+-------------+-------------+-------------+
23 * | SCL set LOW |SCL no change| SCL set HIGH|SCL no change|
26 * SCL == XXXX _____________ ____________ /
28 * I.e. the SCL may only be changed in section 1. and section 3. while
29 * the SDA may only be changed in section 2. and section 4. The table
37 * ---------------+---+---+---+---+
39 * SCL | L | | H | |
[all …]
/kernel/linux/linux-6.6/drivers/staging/sm750fb/
Dddk750_swi2c.c1 // SPDX-License-Identifier: GPL-2.0
5 * swi2c.c --- SM750/SM718 DDK
19 * a point in time where the SCL or SDA may be changed.
22 * +-------------+-------------+-------------+-------------+
23 * | SCL set LOW |SCL no change| SCL set HIGH|SCL no change|
26 * SCL == XXXX _____________ ____________ /
28 * I.e. the SCL may only be changed in section 1. and section 3. while
29 * the SDA may only be changed in section 2. and section 4. The table
37 * ---------------+---+---+---+---+
39 * SCL | L | | H | |
[all …]
/kernel/linux/linux-6.6/arch/arm/boot/dts/st/
Dstm32mp15xx-dhcom-drc02.dtsi1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/pwm/pwm.h>
21 * during TX anyway and that it only controls drive enable DE
24 rs485-rx-en-hog {
25 gpio-hog;
27 output-low;
28 line-name = "rs485-rx-en";
33 gpio-line-names = "", "", "", "",
34 "", "", "DHCOM-B", "",
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dstm32mp15xx-dhcom-drc02.dtsi1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/pwm/pwm.h>
17 stdout-path = "serial0:115200n8";
33 * during TX anyway and that it only controls drive enable DE
36 rs485-rx-en {
37 gpio-hog;
39 output-low;
40 line-name = "rs485-rx-en";
45 gpio-line-names = "", "", "", "",
[all …]
Drk3288-veyron.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/clock/rockchip,rk808.h>
9 #include <dt-bindings/input/input.h>
14 stdout-path = "serial2:115200n8";
27 power_button: power-button {
28 compatible = "gpio-keys";
29 pinctrl-names = "default";
30 pinctrl-0 = <&pwr_key_l>;
36 debounce-interval = <100>;
37 wakeup-source;
[all …]
Drk3288-veyron-pinky.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
9 #include "rk3288-veyron-chromebook.dtsi"
10 #include "cros-ec-sbs.dtsi"
14 compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
17 /delete-node/backlight-regulator;
18 /delete-node/panel-regulator;
19 /delete-node/emmc-pwrseq;
20 /delete-node/vcc18-lcd;
24 /delete-property/power-supply;
[all …]
/kernel/linux/linux-6.6/arch/arm/boot/dts/rockchip/
Drk3288-veyron.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/clock/rockchip,rk808.h>
9 #include <dt-bindings/input/input.h>
18 stdout-path = "serial2:115200n8";
31 power_button: power-button {
32 compatible = "gpio-keys";
33 pinctrl-names = "default";
34 pinctrl-0 = <&pwr_key_l>;
36 key-power {
40 debounce-interval = <100>;
[all …]
Drk3288-veyron-pinky.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
9 #include "rk3288-veyron-chromebook.dtsi"
10 #include "../cros-ec-sbs.dtsi"
14 compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
17 /delete-node/backlight-regulator;
18 /delete-node/panel-regulator;
19 /delete-node/emmc-pwrseq;
20 /delete-node/vcc18-lcd;
24 /delete-property/power-supply;
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/pinctrl/
Dcirrus,lochnagar.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
15 Logic devices on mini-cards, as well as allowing connection of various
26 [2] Pinctrl: ../pinctrl/pinctrl-bindings.txt
29 [3] include/dt-bindings/pinctrl/lochnagar.h
37 - cirrus,lochnagar-pinctrl
39 gpio-controller: true
41 '#gpio-cells':
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/pinctrl/
Dcirrus,lochnagar.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
15 Logic devices on mini-cards, as well as allowing connection of various
26 [2] Pinctrl: ../pinctrl/pinctrl-bindings.txt
29 [3] include/dt-bindings/pinctrl/lochnagar.h
37 - cirrus,lochnagar-pinctrl
39 gpio-controller: true
41 '#gpio-cells':
[all …]
/kernel/linux/linux-5.10/drivers/media/usb/cx231xx/
Dcx231xx-avcore.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 cx231xx_avcore.c - driver for Conexant Cx23100/101/102
24 #include <media/v4l2-common.h>
25 #include <media/v4l2-ioctl.h>
27 #include "cx231xx-dif.h"
31 -: BLOCK ARRANGEMENT :-
32 I2S block ----------------------|
35 Analog Front End --> Direct IF -|-> Cx25840 --> Audio
38 |-> Cx25840 --> Video
73 dev_dbg(dev->dev, "verve_read_byte address0x07=0x%x\n", val); in initGPIO()
[all …]
/kernel/linux/linux-6.6/drivers/media/usb/cx231xx/
Dcx231xx-avcore.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 cx231xx_avcore.c - driver for Conexant Cx23100/101/102
24 #include <media/v4l2-common.h>
25 #include <media/v4l2-ioctl.h>
27 #include "cx231xx-dif.h"
31 -: BLOCK ARRANGEMENT :-
32 I2S block ----------------------|
35 Analog Front End --> Direct IF -|-> Cx25840 --> Audio
38 |-> Cx25840 --> Video
73 dev_dbg(dev->dev, "verve_read_byte address0x07=0x%x\n", val); in initGPIO()
[all …]

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