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/kernel/linux/linux-6.6/drivers/char/tpm/
Dtpm_tis_i2c.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2014-2021 Nuvoton Technology corporation
4 * Copyright (C) 2019-2022 Infineon Technologies AG
13 #include <linux/i2c.h>
14 #include <linux/crc-ccitt.h>
27 /* TIS-compatible register address to avoid clash with TPM_ACCESS (0x00) */
30 /* Mask to extract the I2C register from TIS register addresses */
37 /* Guard Time of 250µs after I2C slave NACK */
77 * those addresses need to mapped to the registers defined for I2C TPMs in
78 * Table 51 "I2C-TPM Register Overview".
[all …]
/kernel/linux/linux-6.6/drivers/net/ethernet/intel/ixgbe/
Dixgbe_phy.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
29 * ixgbe_out_i2c_byte_ack - Send I2C byte with ack
46 * ixgbe_in_i2c_byte_ack - Receive an I2C byte and send ack
64 * ixgbe_ones_comp_byte_add - Perform one's complement addition
68 * Returns one's complement 8-bit sum.
79 * ixgbe_read_i2c_combined_generic_int - Perform I2C read combined operation
81 * @addr: I2C bus address to read from
82 * @reg: I2C device register to read from
91 u32 swfw_mask = hw->phy.phy_semaphore_mask; in ixgbe_read_i2c_combined_generic_int()
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/kernel/linux/linux-6.6/drivers/char/tpm/st33zp24/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * STMicroelectronics TPM I2C Linux driver for TPM ST33ZP24
4 * Copyright (C) 2009 - 2016 STMicroelectronics
8 #include <linux/i2c.h>
25 * Send byte to the TIS register according to the ST33ZP24 I2C protocol.
33 struct st33zp24_i2c_phy *phy = phy_id; in write8_reg() local
35 phy->buf[0] = tpm_register; in write8_reg()
36 memcpy(phy->buf + 1, tpm_data, tpm_size); in write8_reg()
37 return i2c_master_send(phy->client, phy->buf, tpm_size + 1); in write8_reg()
42 * Recv byte from the TIS register according to the ST33ZP24 I2C protocol.
[all …]
/kernel/linux/linux-5.10/drivers/net/ethernet/intel/ixgbe/
Dixgbe_phy.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2018 Intel Corporation. */
29 * ixgbe_out_i2c_byte_ack - Send I2C byte with ack
46 * ixgbe_in_i2c_byte_ack - Receive an I2C byte and send ack
64 * ixgbe_ones_comp_byte_add - Perform one's complement addition
68 * Returns one's complement 8-bit sum.
79 * ixgbe_read_i2c_combined_generic_int - Perform I2C read combined operation
81 * @addr: I2C bus address to read from
82 * @reg: I2C device register to read from
91 u32 swfw_mask = hw->phy.phy_semaphore_mask; in ixgbe_read_i2c_combined_generic_int()
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/kernel/linux/linux-5.10/drivers/char/tpm/st33zp24/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * STMicroelectronics TPM I2C Linux driver for TPM ST33ZP24
4 * Copyright (C) 2009 - 2016 STMicroelectronics
8 #include <linux/i2c.h>
30 * Send byte to the TIS register according to the ST33ZP24 I2C protocol.
38 struct st33zp24_i2c_phy *phy = phy_id; in write8_reg() local
40 phy->buf[0] = tpm_register; in write8_reg()
41 memcpy(phy->buf + 1, tpm_data, tpm_size); in write8_reg()
42 return i2c_master_send(phy->client, phy->buf, tpm_size + 1); in write8_reg()
47 * Recv byte from the TIS register according to the ST33ZP24 I2C protocol.
[all …]
/kernel/linux/linux-6.6/drivers/nfc/pn533/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for NXP PN533 NFC Chip - I2C transport layer
6 * Copyright (C) 2012-2013 Tieto Poland
14 #include <linux/i2c.h>
32 * < 0 if hardware error occurred (e.g. i2c err)
39 struct pn533_i2c_phy *phy = dev->phy; in pn533_i2c_send_ack() local
40 struct i2c_client *client = phy->i2c_dev; in pn533_i2c_send_ack()
50 struct pn533_i2c_phy *phy = dev->phy; in pn533_i2c_send_frame() local
51 struct i2c_client *client = phy->i2c_dev; in pn533_i2c_send_frame()
54 if (phy->hard_fault != 0) in pn533_i2c_send_frame()
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/kernel/linux/linux-6.6/arch/arm/boot/dts/st/
Dspear1310.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
15 compatible = "st,spear-spics-gpio";
17 st-spics,peripcfg-reg = <0x3b0>;
18 st-spics,sw-enable-bit = <12>;
19 st-spics,cs-value-bit = <11>;
20 st-spics,cs-enable-mask = <3>;
21 st-spics,cs-enable-shift = <8>;
22 gpio-controller;
23 #gpio-cells = <2>;
27 compatible = "st,spear1310-miphy";
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/kernel/linux/linux-6.6/arch/arm64/boot/dts/freescale/
Dfsl-lx2160a-bluebox3.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 // Copyright 2020-2021 NXP
7 /dts-v1/;
9 #include "fsl-lx2160a.dtsi"
13 compatible = "fsl,lx2160a-bluebox3", "fsl,lx2160a";
23 stdout-path = "serial0:115200n8";
26 sb_3v3: regulator-sb3v3 {
27 compatible = "regulator-fixed";
28 regulator-name = "MC34717-3.3VSB";
29 regulator-min-microvolt = <3300000>;
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/kernel/linux/linux-5.10/drivers/nfc/st21nfca/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C Link Layer for ST21NFCA HCI based Driver
9 #include <linux/crc-ccitt.h>
11 #include <linux/i2c.h>
35 * - insert ST21NFCA_ESCAPE_BYTE_STUFFING (escape byte)
36 * - xor byte with ST21NFCA_BYTE_STUFFING_MASK
63 * crc might have fail because i2c macro
72 * < 0 if hardware error occured (e.g. i2c err)
85 print_hex_dump(KERN_DEBUG, "i2c: ", DUMP_PREFIX_OFFSET, \
86 16, 1, (skb)->data, (skb)->len, 0); \
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/kernel/linux/linux-6.6/drivers/nfc/st21nfca/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C Link Layer for ST21NFCA HCI based Driver
9 #include <linux/crc-ccitt.h>
11 #include <linux/i2c.h>
33 * - insert ST21NFCA_ESCAPE_BYTE_STUFFING (escape byte)
34 * - xor byte with ST21NFCA_BYTE_STUFFING_MASK
61 * crc might have fail because i2c macro
70 * < 0 if hardware error occured (e.g. i2c err)
83 print_hex_dump(KERN_DEBUG, "i2c: ", DUMP_PREFIX_OFFSET, \
84 16, 1, (skb)->data, (skb)->len, 0); \
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/phy/
Dsamsung-phy.txt2 -------------------------------------------------
5 - compatible : should be one of the listed compatibles:
6 - "samsung,s5pv210-mipi-video-phy"
7 - "samsung,exynos5420-mipi-video-phy"
8 - "samsung,exynos5433-mipi-video-phy"
9 - #phy-cells : from the generic phy bindings, must be 1;
12 - syscon - phandle to the PMU system controller
14 In case of exynos5433 compatible PHY:
15 - samsung,pmu-syscon - phandle to the PMU system controller
16 - samsung,disp-sysreg - phandle to the DISP system registers controller
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/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dspear1310.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
15 compatible = "st,spear-spics-gpio";
17 st-spics,peripcfg-reg = <0x3b0>;
18 st-spics,sw-enable-bit = <12>;
19 st-spics,cs-value-bit = <11>;
20 st-spics,cs-enable-mask = <3>;
21 st-spics,cs-enable-shift = <8>;
22 gpio-controller;
23 #gpio-cells = <2>;
27 compatible = "st,spear1310-miphy";
[all …]
/kernel/linux/linux-5.10/drivers/nfc/pn533/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for NXP PN533 NFC Chip - I2C transport layer
6 * Copyright (C) 2012-2013 Tieto Poland
14 #include <linux/i2c.h>
32 * < 0 if hardware error occurred (e.g. i2c err)
39 struct pn533_i2c_phy *phy = dev->phy; in pn533_i2c_send_ack() local
40 struct i2c_client *client = phy->i2c_dev; in pn533_i2c_send_ack()
53 struct pn533_i2c_phy *phy = dev->phy; in pn533_i2c_send_frame() local
54 struct i2c_client *client = phy->i2c_dev; in pn533_i2c_send_frame()
57 if (phy->hard_fault != 0) in pn533_i2c_send_frame()
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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/i2c/
Dsamsung,s3c2410-i2c.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/samsung,s3c2410-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung S3C/S5P/Exynos SoC I2C Controller
10 - Krzysztof Kozlowski <krzk@kernel.org>
15 - samsung,s3c2410-i2c
16 - samsung,s3c2440-i2c
17 # For s3c2440-like I2C used inside HDMIPHY block found on several SoCs:
18 - samsung,s3c2440-hdmiphy-i2c
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/kernel/linux/linux-6.6/arch/arm/boot/dts/microchip/
Dlan966x-pcb8309.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * lan966x_pcb8309.dts - Device Tree file for PCB8309
5 /dts-v1/;
7 #include "dt-bindings/phy/phy-lan966x-serdes.h"
10 model = "Microchip EVB - LAN9662";
11 compatible = "microchip,lan9662-pcb8309", "microchip,lan9662", "microchip,lan966";
20 stdout-path = "serial0:115200n8";
23 gpio-restart {
24 compatible = "gpio-restart";
29 i2c-mux {
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,hdmi.txt8 - compatible: Should be "mediatek,<chip>-hdmi".
9 - the supported chips are mt2701, mt7623 and mt8173
10 - reg: Physical base address and length of the controller's registers
11 - interrupts: The interrupt signal from the function block.
12 - clocks: device clocks
13 See Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
14 - clock-names: must contain "pixel", "pll", "bclk", and "spdif".
15 - phys: phandle link to the HDMI PHY node.
16 See Documentation/devicetree/bindings/phy/phy-bindings.txt for details.
17 - phy-names: must contain "hdmi"
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/phy/
Dsamsung,exynos5250-sata-phy.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/samsung,exynos5250-sata-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung Exynos5250 SoC SATA PHY
10 - Krzysztof Kozlowski <krzk@kernel.org>
11 - Marek Szyprowski <m.szyprowski@samsung.com>
12 - Sylwester Nawrocki <s.nawrocki@samsung.com>
16 const: samsung,exynos5250-sata-phy
21 clock-names:
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/kernel/linux/linux-5.10/drivers/gpu/drm/bridge/
Dtc358775.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/i2c.h>
35 /* DSI D-PHY Layer Registers */
51 #define PPI_STARTPPI 0x0104 /* START control bit of PPI-TX function. */
72 #define CLS_PRE 0x0180 /* Digital Counter inside of PHY IO */
73 #define D0S_PRE 0x0184 /* Digital Counter inside of PHY IO */
74 #define D1S_PRE 0x0188 /* Digital Counter inside of PHY IO */
75 #define D2S_PRE 0x018C /* Digital Counter inside of PHY IO */
76 #define D3S_PRE 0x0190 /* Digital Counter inside of PHY IO */
77 #define CLS_PREP 0x01A0 /* Digital Counter inside of PHY IO */
[all …]
/kernel/linux/linux-6.6/drivers/gpu/drm/bridge/
Dtc358775.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/i2c.h>
16 #include <linux/media-bus-format.h>
35 /* DSI D-PHY Layer Registers */
51 #define PPI_STARTPPI 0x0104 /* START control bit of PPI-TX function. */
72 #define CLS_PRE 0x0180 /* Digital Counter inside of PHY IO */
73 #define D0S_PRE 0x0184 /* Digital Counter inside of PHY IO */
74 #define D1S_PRE 0x0188 /* Digital Counter inside of PHY IO */
75 #define D2S_PRE 0x018C /* Digital Counter inside of PHY IO */
76 #define D3S_PRE 0x0190 /* Digital Counter inside of PHY IO */
[all …]
/kernel/linux/linux-6.6/drivers/nfc/st-nci/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C Link Layer for ST NCI NFC controller familly based Driver
4 * Copyright (C) 2014-2015 STMicroelectronics SAS. All rights reserved.
10 #include <linux/i2c.h>
18 #include "st-nci.h"
45 struct st_nci_i2c_phy *phy = phy_id; in st_nci_i2c_enable() local
47 gpiod_set_value(phy->gpiod_reset, 0); in st_nci_i2c_enable()
49 gpiod_set_value(phy->gpiod_reset, 1); in st_nci_i2c_enable()
52 if (phy->ndlc->powered == 0 && phy->irq_active == 0) { in st_nci_i2c_enable()
53 enable_irq(phy->i2c_dev->irq); in st_nci_i2c_enable()
[all …]
/kernel/linux/linux-5.10/drivers/net/mdio/
Dmdio-i2c.c1 // SPDX-License-Identifier: GPL-2.0
3 * MDIO I2C bridge
5 * Copyright (C) 2015-2016 Russell King
7 * Network PHYs can appear on I2C buses when they are part of SFP module.
8 * This driver exposes these PHYs to the networking PHY code, allowing
9 * our PHY drivers access to these PHYs, and so allowing configuration
12 #include <linux/i2c.h>
13 #include <linux/mdio/mdio-i2c.h>
14 #include <linux/phy.h>
17 * I2C bus addresses 0x50 and 0x51 are normally an EEPROM, which is
[all …]
/kernel/linux/linux-5.10/drivers/nfc/nxp-nci/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C link layer for the NXP NCI driver
6 * Copyright (C) 2012-2015 Intel Corporation. All rights reserved.
17 #include <linux/i2c.h>
26 #include "nxp-nci.h"
28 #define NXP_NCI_I2C_DRIVER_NAME "nxp-nci_i2c"
40 * < 0 if hardware error occurred (e.g. i2c err)
48 struct nxp_nci_i2c_phy *phy = (struct nxp_nci_i2c_phy *) phy_id; in nxp_nci_i2c_set_mode() local
50 gpiod_set_value(phy->gpiod_fw, (mode == NXP_NCI_MODE_FW) ? 1 : 0); in nxp_nci_i2c_set_mode()
51 gpiod_set_value(phy->gpiod_en, (mode != NXP_NCI_MODE_COLD) ? 1 : 0); in nxp_nci_i2c_set_mode()
[all …]
/kernel/linux/linux-6.6/drivers/nfc/nxp-nci/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * I2C link layer for the NXP NCI driver
6 * Copyright (C) 2012-2015 Intel Corporation. All rights reserved.
17 #include <linux/i2c.h>
26 #include "nxp-nci.h"
28 #define NXP_NCI_I2C_DRIVER_NAME "nxp-nci_i2c"
40 * < 0 if hardware error occurred (e.g. i2c err)
48 struct nxp_nci_i2c_phy *phy = (struct nxp_nci_i2c_phy *) phy_id; in nxp_nci_i2c_set_mode() local
50 gpiod_set_value(phy->gpiod_fw, (mode == NXP_NCI_MODE_FW) ? 1 : 0); in nxp_nci_i2c_set_mode()
51 gpiod_set_value(phy->gpiod_en, (mode != NXP_NCI_MODE_COLD) ? 1 : 0); in nxp_nci_i2c_set_mode()
[all …]
/kernel/linux/linux-5.10/drivers/nfc/microread/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HCI based Driver for Inside Secure microread NFC Chip - i2c layer
11 #include <linux/i2c.h>
43 * < 0 if hardware error occured (e.g. i2c err)
51 print_hex_dump(KERN_DEBUG, "i2c: ", DUMP_PREFIX_OFFSET, \
52 16, 1, (skb)->data, (skb)->len, 0); \
61 len = skb->len; in microread_i2c_add_len_crc()
64 for (i = 0; i < skb->len; i++) in microread_i2c_add_len_crc()
65 crc = crc ^ skb->data[i]; in microread_i2c_add_len_crc()
81 for (i = 0; i < skb->len - 1; i++) in check_crc()
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/kernel/linux/linux-6.6/drivers/nfc/microread/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HCI based Driver for Inside Secure microread NFC Chip - i2c layer
11 #include <linux/i2c.h>
43 * < 0 if hardware error occured (e.g. i2c err)
51 print_hex_dump(KERN_DEBUG, "i2c: ", DUMP_PREFIX_OFFSET, \
52 16, 1, (skb)->data, (skb)->len, 0); \
61 len = skb->len; in microread_i2c_add_len_crc()
64 for (i = 0; i < skb->len; i++) in microread_i2c_add_len_crc()
65 crc = crc ^ skb->data[i]; in microread_i2c_add_len_crc()
81 for (i = 0; i < skb->len - 1; i++) in check_crc()
[all …]

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