Home
last modified time | relevance | path

Searched +full:i3c +full:- +full:master (Results 1 – 25 of 39) sorted by relevance

12

/linux/include/linux/i3c/
H A Dmaster.h1 /* SPDX-License-Identifier: GPL-2.0 */
15 #include <linux/i3c/ccc.h>
16 #include <linux/i3c/device.h>
39 * struct i3c_i2c_dev_desc - Common part of the I3C/I2C device descriptor
40 * @node: node element used to insert the slot into the I2C or I3C device
42 * @master: I3C master that instantiated this device. Will be used to do
43 * I2C/I3C transfers
44 * @master_priv: master private data assigned to the device. Can be used to
45 * add master specific information
47 * This structure is describing common I3C/I2C dev information.
[all …]
H A Dccc.h1 /* SPDX-License-Identifier: GPL-2.0 */
12 #include <linux/i3c/device.h>
14 /* I3C CCC (Common Command Codes) related definitions */
30 /* Broadcast-only commands */
36 /* Unicast-only commands */
56 * struct i3c_ccc_events - payload passed to ENEC/DISEC CCC
69 * struct i3c_ccc_mwl - payload passed to SETMWL/GETMWL CCC
81 * struct i3c_ccc_mrl - payload passed to SETMRL/GETMRL CCC
88 * The IBI length is only valid if the I3C slave is IBI capable
97 * struct i3c_ccc_dev_desc - I3C/I2C device descriptor used for DEFSLVS
[all …]
H A Ddevice.h1 /* SPDX-License-Identifier: GPL-2.0 */
19 * enum i3c_error_code - I3C error codes
21 * @I3C_ERROR_UNKNOWN: unknown error, usually means the error is not I3C
27 * These are the standard error codes as defined by the I3C specification.
28 * When -EIO is returned by the i3c_device_do_priv_xfers() or
42 * enum i3c_xfer_mode - I3C xfer mode ids
58 * struct i3c_xfer - I3C data transfer
60 * @cmd: Read/Write command in HDR mode, read: 0x80 - 0xff, write: 0x00 - 0x7f
64 * @data.in: input buffer. Must point to a DMA-able buffer
65 * @data.out: output buffer. Must point to a DMA-able buffer
[all …]
/linux/Documentation/ABI/testing/
H A Dsysfs-bus-i3c1 What: /sys/bus/i3c/devices/i3c-<bus-id>
3 Contact: linux-i3c@vger.kernel.org
5 An I3C bus. This directory will contain one sub-directory per
6 I3C device present on the bus.
8 What: /sys/bus/i3c/devices/i3c-<bus-id>/current_master
10 Contact: linux-i3c@vger.kernel.org
12 Expose the master that owns the bus (<bus-id>-<master-pid>) at
17 What: /sys/bus/i3c/devices/i3c-<bus-id>/mode
19 Contact: linux-i3c@vger.kernel.org
21 I3C bus mode. Can be "pure", "mixed-fast" or "mixed-slow". See
[all …]
/linux/arch/arm64/boot/dts/axiado/
H A Dax3000.dtsi1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2021-25 Axiado Corporation (or its affiliates). All rights reserved.
6 /dts-v1/;
8 #include <dt-bindings/interrupt-controller/irq.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 /memreserve/ 0x3c0013a0 0x00000008; /* cpu-release-addr */
14 interrupt-parent = <&gic500>;
15 #address-cells = <2>;
16 #size-cells = <2>;
19 #address-cells = <2>;
[all …]
/linux/Documentation/devicetree/bindings/i3c/
H A Dsilvaco,i3c-master.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/i3c/silvaco,i3c-master.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Silvaco I3C master
10 - Conor Culhane <conor.culhane@silvaco.com>
15 - enum:
16 - nuvoton,npcm845-i3c
17 - silvaco,i3c-master-v1
18 - items:
[all …]
H A Dsnps,dw-i3c-master.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/i3c/snps,dw-i3c-master.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Synopsys DesignWare I3C master block
10 - Alexandre Belloni <alexandre.belloni@bootlin.com>
13 - $ref: i3c.yaml#
18 - const: snps,dw-i3c-master-1.00a
19 - items:
20 - const: altr,agilex5-dw-i3c-master
[all …]
H A Dcdns,i3c-master.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/i3c/cdns,i3c-master.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Cadence I3C master block
10 - Boris Brezillon <bbrezillon@kernel.org>
13 - $ref: i3c.yaml#
18 - const: cdns,i3c-master
19 - items:
20 - enum:
[all …]
H A Di3c.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i3c/i3c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: I3C bus
10 - Alexandre Belloni <alexandre.belloni@bootlin.com>
11 - Miquel Raynal <miquel.raynal@bootlin.com>
14 I3C busses can be described with a node for the primary I3C controller device
15 and a set of child nodes for each I2C or I3C slave on the bus. Each of them
20 pattern: "^i3c@[0-9a-f]+$"
[all …]
/linux/drivers/i3c/
H A Dmaster.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/dma-mapping.h>
30 * i3c_bus_maintenance_lock - Lock the bus for a maintenance operation
31 * @bus: I3C bus to take the lock on
35 * - enabling/disabling slave events
36 * - re-triggering DAA
37 * - changing the dynamic address of a device
38 * - relinquishing mastership
39 * - ...
42 * logic to rely on I3C device information that could be changed behind their
[all …]
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
3 menuconfig I3C config
4 tristate "I3C support"
7 I3C is a serial protocol standardized by the MIPI alliance.
13 The I3C protocol also standardizes the slave device types and is
16 If you want I3C support, you should say Y here and also to the
19 This I3C support can also be built as a module. If so, the module
20 will be called i3c.
22 if I3C
23 source "drivers/i3c/master/Kconfig"
[all …]
H A DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 i3c-y := device.o master.o
3 obj-$(CONFIG_I3C) += i3c.o
4 obj-$(CONFIG_I3C) += master/
/linux/drivers/i3c/master/
H A Dsvc-i3c-master.c1 // SPDX-License-Identifier: GPL-2.0
3 * Silvaco dual-role I3C master driver
14 #include <linux/i3c/master.h>
24 /* Master Mode Registers */
145 * I3C HW stalls the write transfer if the transmit FIFO becomes empty,
146 * when new data is written to FIFO, I3C HW resumes the transfer but
154 * I3C HW may generate an invalid SlvStart event when emitting a STOP.
161 * corrupted and results in a no repeated-start condition at the end of
203 * struct svc_i3c_master - Silvaco I3C Master structure
204 * @base: I3C master controller
[all …]
H A Dast2600-i3c-master.c1 // SPDX-License-Identifier: GPL-2.0
14 #include "dw-i3c-master.h"
16 /* AST2600-specific global register set */
68 return -EINVAL; in ast2600_i3c_pullup_to_reg()
79 struct ast2600_i3c *i3c = to_ast2600_i3c(dw); in ast2600_i3c_init() local
84 rc = ast2600_i3c_pullup_to_reg(i3c->sda_pullup, &reg); in ast2600_i3c_init()
88 rc = regmap_write(i3c->global_regs, in ast2600_i3c_init()
89 AST2600_I3CG_REG0(i3c->global_idx), reg); in ast2600_i3c_init()
96 reg = AST2600_I3CG_REG1_INST_ID(i3c->global_idx); in ast2600_i3c_init()
97 rc = regmap_write(i3c->global_regs, in ast2600_i3c_init()
[all …]
H A Ddw-i3c-master.c1 // SPDX-License-Identifier: GPL-2.0
13 #include <linux/i3c/master.h>
27 #include "dw-i3c-master.h"
95 #define QUEUE_THLD_CTRL_IBI_STAT(x) (((x) - 1) << 24)
99 #define QUEUE_THLD_CTRL_RESP_BUF(x) (((x) - 1) << 8)
263 if (cmd->ndests > 1) in dw_i3c_master_supports_ccc_cmd()
266 switch (cmd->id) { in dw_i3c_master_supports_ccc_cmd()
298 to_dw_i3c_master(struct i3c_master_controller *master) in to_dw_i3c_master() argument
300 return container_of(master, struct dw_i3c_master, base); in to_dw_i3c_master()
303 static void dw_i3c_master_disable(struct dw_i3c_master *master) in dw_i3c_master_disable() argument
[all …]
H A Di3c-master-cdns.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/i3c/master.h>
423 to_cdns_i3c_master(struct i3c_master_controller *master) in to_cdns_i3c_master() argument
425 return container_of(master, struct cdns_i3c_master, base); in to_cdns_i3c_master()
428 static void cdns_i3c_master_wr_to_tx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_wr_to_tx_fifo() argument
431 i3c_writel_fifo(master->regs + TX_FIFO, bytes, nbytes); in cdns_i3c_master_wr_to_tx_fifo()
434 static void cdns_i3c_master_rd_from_rx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_rd_from_rx_fifo() argument
437 i3c_readl_fifo(master->regs + RX_FIFO, bytes, nbytes); in cdns_i3c_master_rd_from_rx_fifo()
443 if (cmd->ndests > 1) in cdns_i3c_master_supports_ccc_cmd()
446 switch (cmd->id) { in cdns_i3c_master_supports_ccc_cmd()
[all …]
H A Dadi-i3c-master.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I3C Controller driver
13 #include <linux/adi-axi-common.h>
14 #include <linux/i3c/master.h>
126 static inline struct adi_i3c_master *to_adi_i3c_master(struct i3c_master_controller *master) in to_adi_i3c_master() argument
128 return container_of(master, struct adi_i3c_master, base); in to_adi_i3c_master()
131 static void adi_i3c_master_wr_to_tx_fifo(struct adi_i3c_master *master, in adi_i3c_master_wr_to_tx_fifo() argument
136 n = readl(master->regs + REG_SDO_FIFO_ROOM); in adi_i3c_master_wr_to_tx_fifo()
138 i3c_writel_fifo(master->regs + REG_SDO_FIFO, buf, m); in adi_i3c_master_wr_to_tx_fifo()
141 static void adi_i3c_master_rd_from_rx_fifo(struct adi_i3c_master *master, in adi_i3c_master_rd_from_rx_fifo() argument
[all …]
/linux/drivers/net/mctp/
H A Dmctp-i3c.c1 // SPDX-License-Identifier: GPL-2.0
4 * "DSP0233 Management Component Transport Protocol (MCTP) I3C Transport
13 #include <linux/i3c/device.h>
14 #include <linux/i3c/master.h>
27 static const int MCTP_I3C_MAXMTU = MCTP_I3C_MAXBUF - 1;
42 static const char *MCTP_I3C_OF_PROP = "mctp-controller";
73 struct i3c_device *i3c; member
82 /* I3C dynamic address */
102 struct i3c_xfer xfer = { .rnw = 1, .len = mi->mrl }; in mctp_i3c_read()
103 struct net_device_stats *stats = &mi->mbus->ndev->stats; in mctp_i3c_read()
[all …]
/linux/drivers/i3c/master/mipi-i3c-hci/
H A Dxfer_mode_rate.h1 /* SPDX-License-Identifier: BSD-3-Clause */
9 * This applies starting from I3C HCI v2.0.
16 * Master Transfer Mode Table Fixed Indexes.
22 #define XFERMODE_IDX_I3C_SDR 0x00 /* I3C SDR Mode */
23 #define XFERMODE_IDX_I3C_HDR_DDR 0x01 /* I3C HDR-DDR Mode */
24 #define XFERMODE_IDX_I3C_HDR_T 0x02 /* I3C HDR-Ternary Mode */
25 #define XFERMODE_IDX_I3C_HDR_BT 0x03 /* I3C HDR-BT Mode */
38 * Master Data Transfer Rate Selector Values.
67 * Master Data Transfer Rate Table Mode ID values.
73 * Master Data Transfer Rate Table Entry Bits Definitions
H A Dcore.c1 // SPDX-License-Identifier: BSD-3-Clause
7 * Core driver code with main interface to the I3C subsystem.
13 #include <linux/i3c/master.h>
36 #define HC_CONTROL_HOT_JOIN_CTRL BIT(8) /* Hot-Join ACK/NACK Control */
40 #define HC_CONTROL_IBA_INCLUDE BIT(0) /* Include I3C Broadcast Address */
42 #define MASTER_DEVICE_ADDR 0x08 /* Master Device Address */
58 #define HC_CAP_NON_CURRENT_MASTER_CAP BIT(5) /* master handoff capable */
106 #define IBI_NOTIFY_MR_REJECTED BIT(1) /* Rejected Master Request Control */
107 #define IBI_NOTIFY_HJ_REJECTED BIT(0) /* Rejected Hot-Join Control */
115 return container_of(m, struct i3c_hci, master); in to_i3c_hci()
[all …]
H A Dhci_quirks.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * I3C HCI Quirks
7 * Authors: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
11 #include <linux/i3c/master.h>
/linux/Documentation/driver-api/i3c/
H A Dmaster-driver-api.rst1 .. SPDX-License-Identifier: GPL-2.0
4 I3C master controller driver API
7 .. kernel-doc:: drivers/i3c/master.c
9 .. kernel-doc:: include/linux/i3c/master.h
/linux/drivers/base/regmap/
H A Dregmap-i3c.c1 // SPDX-License-Identifier: GPL-2.0
6 #include <linux/i3c/device.h>
7 #include <linux/i3c/master.h>
13 struct i3c_device *i3c = dev_to_i3cdev(dev); in regmap_i3c_write() local
22 return i3c_device_do_xfers(i3c, xfers, ARRAY_SIZE(xfers), I3C_SDR); in regmap_i3c_write()
30 struct i3c_device *i3c = dev_to_i3cdev(dev); in regmap_i3c_read() local
41 return i3c_device_do_xfers(i3c, xfers, ARRAY_SIZE(xfers), I3C_SDR); in regmap_i3c_read()
49 struct regmap *__devm_regmap_init_i3c(struct i3c_device *i3c, in __devm_regmap_init_i3c() argument
54 return __devm_regmap_init(&i3c->dev, &regmap_i3c, &i3c->dev, config, in __devm_regmap_init_i3c()
60 MODULE_DESCRIPTION("regmap I3C Module");
/linux/drivers/misc/amd-sbi/
H A Drmi-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * rmi-i2c.c - Side band RMI over I2C support for AMD out
12 #include <linux/i3c/device.h>
13 #include <linux/i3c/master.h>
19 #include "rmi-core.h"
28 * Enable the SB-RMI Software alert status in sbrmi_enable_alert()
31 ret = regmap_read(data->regmap, SBRMI_CTRL, &ctrl); in sbrmi_enable_alert()
37 return regmap_write(data->regmap, SBRMI_CTRL, ctrl); in sbrmi_enable_alert()
52 data->pwr_limit_max = msg.mb_in_out; in sbrmi_get_max_pwr_limit()
64 return -ENOMEM; in sbrmi_common_probe()
[all …]
/linux/drivers/iio/imu/inv_icm45600/
H A Dinv_icm45600_i3c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
9 #include <linux/i3c/device.h>
10 #include <linux/i3c/master.h>
24 MODULE_DEVICE_TABLE(i3c, inv_icm45600_i3c_ids);
47 return dev_err_probe(&i3cdev->dev, PTR_ERR(regmap), in inv_icm45600_i3c_probe()
48 "Failed to register i3c regmap %ld\n", PTR_ERR(regmap)); in inv_icm45600_i3c_probe()
52 return dev_err_probe(&i3cdev->dev, ret, "Failed to read part id %d\n", whoami); in inv_icm45600_i3c_probe()
55 if (whoami == i3c_chip_info[chip]->whoami) in inv_icm45600_i3c_probe()
60 return dev_err_probe(&i3cdev->dev, -ENODEV, in inv_icm45600_i3c_probe()
77 MODULE_DESCRIPTION("InvenSense ICM-456xx i3c driver");

12