/linux/Documentation/ABI/testing/ |
H A D | sysfs-bus-i3c | 1 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 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 22 the I3C specification for a detailed description of what each [all …]
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/linux/arch/arm64/boot/dts/axiado/ |
H A D | ax3000.dtsi | 232 /* I3C Controller 0 - 16 */ 233 i3c0: i3c@80500400 { 234 compatible = "axiado,ax3000-i3c", "cdns,i3c-master"; 241 i3c-scl-hz = <400000>; 247 i3c1: i3c@80500800 { 248 compatible = "axiado,ax3000-i3c", "cdns,i3c-master"; 255 i3c-scl-hz = <400000>; 261 i3c2: i3c@80580400 { 262 compatible = "axiado,ax3000-i3c", "cdns,i3c-master"; 269 i3c-scl-hz = <400000>; [all …]
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/linux/Documentation/devicetree/bindings/i3c/ |
H A D | i3c.yaml | 4 $id: http://devicetree.org/schemas/i3c/i3c.yaml# 7 title: I3C bus 14 I3C busses can be described with a node for the primary I3C controller device 15 and a set of child nodes for each I2C or I3C slave on the bus. Each of them 20 pattern: "^i3c@[0-9a-f]+$" 27 All I3C devices are supposed to support DAA (Dynamic Address Assignment), 28 and are thus discoverable. So, by default, I3C devices do not have to be 32 I3C devices. 34 Another use case for describing an I3C device in the device tree is when 35 this I3C device has a static I2C address and we want to assign it a [all …]
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H A D | silvaco,i3c-master.yaml | 4 $id: http://devicetree.org/schemas/i3c/silvaco,i3c-master.yaml# 7 title: Silvaco I3C master 16 - nuvoton,npcm845-i3c 17 - silvaco,i3c-master-v1 20 - nxp,imx94-i3c 21 - nxp,imx95-i3c 22 - const: silvaco,i3c-master-v1 55 - $ref: i3c.yaml# 60 - nuvoton,npcm845-i3c 61 - silvaco,i3c-master-v1 [all …]
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H A D | mipi-i3c-hci.yaml | 4 $id: http://devicetree.org/schemas/i3c/mipi-i3c-hci.yaml# 7 title: MIPI I3C HCI 13 - $ref: /schemas/i3c/i3c.yaml# 16 MIPI I3C Host Controller Interface 18 The MIPI I3C HCI (Host Controller Interface) specification defines 19 a common software driver interface to support compliant MIPI I3C 27 https://www.mipi.org/specifications/i3c-hci 31 const: mipi-i3c-hci 46 i3c@a0000000 { 47 compatible = "mipi-i3c-hci";
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H A D | aspeed,ast2600-i3c.yaml | 4 $id: http://devicetree.org/schemas/i3c/aspeed,ast2600-i3c.yaml# 7 title: ASPEED AST2600 i3c controller 13 - $ref: i3c.yaml# 17 const: aspeed,ast2600-i3c 41 - description: phandle to i3c global register syscon node 42 - description: index of this i3c controller in the global register set 44 A (phandle, controller index) reference to the i3c global register set 60 i3c@2000 { 61 compatible = "aspeed,ast2600-i3c";
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H A D | cdns,i3c-master.yaml | 4 $id: http://devicetree.org/schemas/i3c/cdns,i3c-master.yaml# 7 title: Cadence I3C master block 13 - $ref: i3c.yaml# 18 - const: cdns,i3c-master 21 - axiado,ax3000-i3c 22 - const: cdns,i3c-master 49 i3c@d040000 { 50 compatible = "cdns,i3c-master";
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/linux/drivers/i3c/master/ |
H A D | ast2600-i3c-master.c | 14 #include "dw-i3c-master.h" 79 struct ast2600_i3c *i3c = to_ast2600_i3c(dw); in ast2600_i3c_init() local 84 rc = ast2600_i3c_pullup_to_reg(i3c->sda_pullup, ®); 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() 98 AST2600_I3CG_REG1(i3c->global_idx), reg); in ast2600_i3c_init() 103 static void ast2600_i3c_set_dat_ibi(struct dw_i3c_master *i3c, in ast2600_i3c_set_dat_ibi() argument 108 * The ast2600 i3c controller will lock up on receiving 4n+1-byte IBIs in ast2600_i3c_set_dat_ibi() [all …]
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H A D | i3c-master-cdns.c | 12 #include <linux/i3c/master.h> 1088 /* Only update PRESCL_CTRL1 if the I3C SCL limitation has changed. */ in cdns_i3c_master_upd_i3c_scl_lim() 1094 pres_step = 1000000000UL / (bus->scl_rate.i3c * 4); in cdns_i3c_master_upd_i3c_scl_lim() 1096 /* Configure PP_LOW to meet I3C slave limitations. */ in cdns_i3c_master_upd_i3c_scl_lim() 1110 /* Disable I3C master before updating PRESCL_CTRL1. */ in cdns_i3c_master_upd_i3c_scl_lim() 1160 * Clear slots that ended up not being used. Can be caused by I3C in cdns_i3c_master_do_daa() 1161 * device creation failure or when the I3C device was already known in cdns_i3c_master_do_daa() 1224 pres = DIV_ROUND_UP(sysclk_rate, (bus->scl_rate.i3c * 4)) - 1; in cdns_i3c_master_bus_init() 1228 bus->scl_rate.i3c = sysclk_rate / ((pres + 1) * 4); in cdns_i3c_master_bus_init() 1247 pres_step = 1000000000 / (bus->scl_rate.i3c * 4); in cdns_i3c_master_bus_init() [all …]
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/linux/include/linux/i3c/ |
H A D | device.h | 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. 54 * struct i3c_priv_xfer - I3C SDR private transfer 61 * @err: I3C error code 75 * enum i3c_dcr - I3C DCR values 76 * @I3C_DCR_GENERIC_DEVICE: generic I3C device 100 * struct i3c_device_info - I3C device information 114 * These are all basic information that should be advertised by an I3C device. 117 * For each I3C slave attached to a master with [all …]
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H A D | ccc.h | 12 #include <linux/i3c/device.h> 14 /* I3C CCC (Common Command Codes) related definitions */ 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 99 * @dyn_addr: dynamic address assigned to the I3C slave or 0 if the entry is 102 * @lvr: LVR value (not applicable to entries describing I3C devices) 108 * descriptors (one entry per I3C/I2C dev controlled by the master). 154 * Information passed to the ENTTM CCC to instruct an I3C device to enter a 164 * @addr: dynamic address to assign to an I3C device 167 * dynamic address of an I3C device. [all …]
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/linux/drivers/i3c/ |
H A D | Kconfig | 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" 24 endif # I3C
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H A D | device.c | 18 * i3c_device_do_priv_xfers() - do I3C SDR private transfers directed to a 33 * 'xfers' some time later. See I3C spec ver 1.1.1 09-Jun-2021. Section: 59 * i3c_device_do_setdasa() - do I3C dynamic address assignement with 79 * i3c_device_get_info() - get I3C device information 84 * Retrieve I3C dev info. 206 * @i3cdev: I3C device 218 * @i3cdev: I3C device 219 * @id_table: I3C device match table 264 * i3c_driver_register_with_owner() - register an I3C device driver 279 pr_err("Trying to register an i3c driver without probe callback\n"); in i3c_driver_register_with_owner() [all …]
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H A D | Makefile | 2 i3c-y := device.o master.o 3 obj-$(CONFIG_I3C) += i3c.o
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/linux/drivers/net/mctp/ |
H A D | mctp-i3c.c | 4 * "DSP0233 Management Component Transport Protocol (MCTP) I3C Transport 13 #include <linux/i3c/device.h> 14 #include <linux/i3c/master.h> 73 struct i3c_device *i3c; member 82 /* I3C dynamic address */ 128 /* Make sure netif_rx() is read in the same order as i3c. */ in mctp_i3c_read() 130 rc = i3c_device_do_priv_xfers(mi->i3c, &xfer, 1); in mctp_i3c_read() 135 /* Bad i3c bus driver */ in mctp_i3c_read() 179 static void mctp_i3c_ibi_handler(struct i3c_device *i3c, in mctp_i3c_ibi_handler() argument 182 struct mctp_i3c_device *mi = i3cdev_get_drvdata(i3c); in mctp_i3c_ibi_handler() [all …]
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H A D | Kconfig | 42 tristate "MCTP I3C transport" 43 depends on I3C 45 Provides a driver to access MCTP devices over I3C transport, 47 A MCTP protocol network device is created for each I3C bus
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H A D | Makefile | 3 obj-$(CONFIG_MCTP_TRANSPORT_I3C) += mctp-i3c.o
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/linux/drivers/base/regmap/ |
H A D | regmap-i3c.c | 5 #include <linux/i3c/device.h> 6 #include <linux/i3c/master.h> 12 struct i3c_device *i3c = dev_to_i3cdev(dev); in regmap_i3c_write() local 21 return i3c_device_do_priv_xfers(i3c, xfers, 1); in regmap_i3c_write() 29 struct i3c_device *i3c = dev_to_i3cdev(dev); in regmap_i3c_read() local 40 return i3c_device_do_priv_xfers(i3c, xfers, 2); in regmap_i3c_read() 48 struct regmap *__devm_regmap_init_i3c(struct i3c_device *i3c, in __devm_regmap_init_i3c() argument 53 return __devm_regmap_init(&i3c->dev, ®map_i3c, &i3c->dev, config, in __devm_regmap_init_i3c() 59 MODULE_DESCRIPTION("regmap I3C Module");
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/linux/drivers/i3c/master/mipi-i3c-hci/ |
H A D | xfer_mode_rate.h | 9 * This applies starting from I3C HCI v2.0. 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 */
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H A D | hci_quirks.c | 3 * I3C HCI Quirks 11 #include <linux/i3c/master.h>
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/linux/drivers/iio/imu/st_lsm6dsx/ |
H A D | st_lsm6dsx_i3c.c | 11 #include <linux/i3c/device.h> 22 MODULE_DEVICE_TABLE(i3c, st_lsm6dsx_i3c_ids); 37 dev_err(dev, "Failed to register i3c regmap %ld\n", PTR_ERR(regmap)); in st_lsm6dsx_i3c_probe() 55 MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx i3c driver");
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/linux/Documentation/driver-api/i3c/ |
H A D | device-driver-api.rst | 4 I3C device driver API 7 .. kernel-doc:: include/linux/i3c/device.h 9 .. kernel-doc:: drivers/i3c/device.c
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H A D | master-driver-api.rst | 4 I3C master controller driver API 7 .. kernel-doc:: drivers/i3c/master.c 9 .. kernel-doc:: include/linux/i3c/master.h
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H A D | index.rst | 4 I3C subsystem
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/linux/arch/powerpc/include/asm/ |
H A D | sfp-machine.h | 242 __asm__ ("subf%I3c %1,%4,%3\n\tsubfze %0,%2" \ 245 __asm__ ("subf%I3c %1,%4,%3\n\tsubfme %0,%2" \ 248 __asm__ ("subf%I3c %1,%4,%3\n\taddme %0,%2" \ 251 __asm__ ("subf%I3c %1,%4,%3\n\taddze %0,%2" \
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