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/linux-6.8/Documentation/devicetree/bindings/mtd/
Dmtd.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Miquel Raynal <miquel.raynal@bootlin.com>
11 - Richard Weinberger <richard@nod.at>
19 User-defined MTD device name. Can be used to assign user friendly
24 '#address-cells':
27 '#size-cells':
34 - compatible
37 "@[0-9a-f]+$":
[all …]
Dnand-macronix.txt2 -----------------------------------
4 Macronix NANDs support randomizer operation for scrambling user data,
11 For more high-reliability concern, if subpage write is not available
17 - randomizer enable: should be "mxic,enable-randomizer-otp"
21 nand: nand-controller@unit-address {
25 mxic,enable-randomizer-otp;
/linux-6.8/drivers/mtd/spi-nor/
Dotp.c1 // SPDX-License-Identifier: GPL-2.0
3 * OTP support for SPI NOR flashes
10 #include <linux/mtd/spi-nor.h>
14 #define spi_nor_otp_region_len(nor) ((nor)->params->otp.org->len)
15 #define spi_nor_otp_n_regions(nor) ((nor)->params->otp.org->n_regions)
18 * spi_nor_otp_read_secr() - read security register
27 * an one-time-programmable memory area, consisting of multiple bytes (usually
28 * 256). Thus one "security register" maps to one OTP region.
34 * Return: number of bytes read successfully, -errno otherwise
43 read_opcode = nor->read_opcode; in spi_nor_otp_read_secr()
[all …]
/linux-6.8/include/uapi/mtd/
Dmtd-abi.h1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
3 * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org> et al.
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
55 * @MTD_OPS_RAW: data are transferred as-is, with no error correction;
69 * struct mtd_write_req - data structure for requesting a write operation
74 * @usr_data: user-provided data buffer
75 * @usr_oob: user-provided OOB buffer
80 * writes in various modes. To write to OOB-only, set @usr_data == NULL, and to
81 * write data-only, set @usr_oob == NULL. However, setting both @usr_data and
95 * struct mtd_read_req_ecc_stats - ECC statistics for a read operation
[all …]
/linux-6.8/Documentation/devicetree/bindings/nvmem/
Dmicrochip,lan9662-otpc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/microchip,lan9662-otpc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip LAN9662 OTP Controller (OTPC)
10 - Horatiu Vultur <horatiu.vultur@microchip.com>
13 OTP controller drives a NVMEM memory where system specific data
15 user specific data could be stored.
18 - $ref: nvmem.yaml#
23 - items:
[all …]
Dmicrochip,sama7g5-otpc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/microchip,sama7g5-otpc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip SAMA7G5 OTP Controller (OTPC)
10 - Claudiu Beznea <claudiu.beznea@microchip.com>
13 OTP controller drives a NVMEM memory where system specific data
15 settings, chip identifiers) or user specific data could be stored.
18 - $ref: nvmem.yaml#
19 - $ref: nvmem-deprecated-cells.yaml#
[all …]
/linux-6.8/drivers/mtd/chips/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
13 support any device that is CFI-compliant, you need to enable this
18 tristate "Detect non-CFI AMD/JEDEC-compatible flash chips"
22 This option enables JEDEC-style probing of flash chips which are not
24 CFI-targeted flash drivers for any chips which are identified which
26 covers most AMD/Fujitsu-compatible chips and also non-CFI
53 are expected to be wired to the CPU in 'host-endian' form.
85 bool "Support 8-bit buswidth" if MTD_CFI_GEOMETRY
92 bool "Support 16-bit buswidth" if MTD_CFI_GEOMETRY
99 bool "Support 32-bit buswidth" if MTD_CFI_GEOMETRY
[all …]
Dcfi_cmdset_0001.c1 // SPDX-License-Identifier: GPL-2.0
10 * - completely revamped method functions so they are aware and
12 * - scalability vs code size is completely set at compile-time
14 * - optimized write buffer method
16 * - reworked lock/unlock/erase support for var size flash
18 * - auto unlock sectors on resume for auto locking flash on power up
124 printk(" Extended Query version %c.%c\n", extp->MajorVersion, extp->MinorVersion); in cfi_tell_features()
125 printk(" Feature/Command Support: %4.4X\n", extp->FeatureSupport); in cfi_tell_features()
126 printk(" - Chip Erase: %s\n", extp->FeatureSupport&1?"supported":"unsupported"); in cfi_tell_features()
127 printk(" - Suspend Erase: %s\n", extp->FeatureSupport&2?"supported":"unsupported"); in cfi_tell_features()
[all …]
/linux-6.8/Documentation/devicetree/bindings/nvmem/layouts/
Dkontron,sl28-vpd.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/kontron,sl28-vpd.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVMEM layout of the Kontron SMARC-sAL28 vital product data
10 - Michael Walle <michael@walle.cc>
15 on-board ethernet devices are derived from this base MAC address by
22 const: kontron,sl28-vpd
24 serial-number:
30 base-mac-address:
[all …]
Donie,tlv-layout.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/onie,tlv-layout.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Miquel Raynal <miquel.raynal@bootlin.com>
14 infrastructure shall provide a non-volatile memory with a table whose the
26 const: onie,tlv-layout
28 product-name:
32 part-number:
36 serial-number:
[all …]
/linux-6.8/drivers/mtd/nand/onenand/
Donenand_base.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright © 2005-2009 Samsung Electronics
9 * Adrian Hunter <ext-adrian.hunter@nokia.com>:
10 * auto-placement support, read-while load support, various fixes
13 * Flex-OneNAND support
15 * OTP support
39 /* Default Flex-OneNAND boundary and lock respectively */
40 static int flex_bdry[MAX_DIES * 2] = { -1, 0, -1, 0 };
43 MODULE_PARM_DESC(flex_bdry, "SLC Boundary information for Flex-OneNAND"
47 " : 0->Set boundary in unlocked status"
[all …]
/linux-6.8/drivers/nvmem/
Dmicrochip-otpc.c1 // SPDX-License-Identifier: GPL-2.0
3 * OTP Memory controller
13 #include <linux/nvmem-provider.h>
28 #define MCHP_OTPC_NAME "mchp-otpc"
32 * struct mchp_otpc - OTPC private data structure
35 * @packets: list of packets in OTP memory
36 * @npackets: number of packets in OTP memory
46 * struct mchp_otpc_packet - OTPC packet data structure
49 * @offset: packet offset (in words) in OTP memory
62 if (id >= otpc->npackets) in mchp_otpc_id_to_packet()
[all …]
/linux-6.8/Documentation/ABI/testing/
Dsysfs-platform-silicom1 What: /sys/devices/platform/silicom-platform/uc_version
4 Contact: Henry Shi <henrys@silicom-usa.com>
9 What: /sys/devices/platform/silicom-platform/power_cycle
12 Contact: Henry Shi <henrys@silicom-usa.com>
14 This file allow user to power cycle the platform.
19 0 - default value.
21 What: /sys/devices/platform/silicom-platform/efuse_status
24 Contact: Henry Shi <henrys@silicom-usa.com>
27 OTP status:
29 0 - not programmed.
[all …]
/linux-6.8/Documentation/devicetree/bindings/clock/
Drenesas,5p35023.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Biju Das <biju.das.jz@bp.renesas.com>
14 is designed for low-power, consumer, and high-performance PCI
19 An internal OTP memory allows the user to store the configuration
20 in the device. After power up, the user can change the device register
29 …renesas.com/us/en/products/clocks-timing/clock-generation/programmable-clocks/5p35023-versaclock-3…
34 - renesas,5p35023
39 '#clock-cells':
[all …]
/linux-6.8/drivers/mtd/
Dmtdcore.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org>
24 #include <linux/backing-dev.h>
31 #include <linux/nvmem-provider.h>
33 #include <linux/error-injection.h>
95 dev_t index = MTD_DEVT(mtd->index); in mtd_release()
97 idr_remove(&mtd_idr, mtd->index); in mtd_release()
112 debugfs_remove_recursive(mtd->dbg.dfs_dir); in mtd_device_release()
115 nvmem_unregister(mtd->nvmem); in mtd_device_release()
117 device_unregister(&mtd->dev); in mtd_device_release()
[all …]
/linux-6.8/arch/arm64/boot/dts/freescale/
Dfsl-ls1028a-kontron-sl28.dts1 // SPDX-License-Identifier: GPL-2.0+
3 * Device Tree file for the Kontron SMARC-sAL28 board.
9 /dts-v1/;
10 #include "fsl-ls1028a.dtsi"
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/input/input.h>
16 model = "Kontron SMARC-sAL28";
33 compatible = "gpio-keys";
35 power-button {
[all …]
/linux-6.8/drivers/iio/gyro/
Dmpu3050-core.c1 // SPDX-License-Identifier: GPL-2.0-only
39 * Register map: anything suffixed *_H is a big-endian high byte and always
76 /* Bits 8-11 select memory bank */
163 * Fullscale precision is (for finest precision) +/- 250 deg/s, so the full
184 if (mpu3050->lpf == MPU3050_DLPF_CFG_256HZ_NOLPF2) in mpu3050_get_freq()
188 freq /= (mpu3050->divisor + 1); in mpu3050_get_freq()
200 ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM, in mpu3050_start_sampling()
205 /* Turn on the Z-axis PLL */ in mpu3050_start_sampling()
206 ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM, in mpu3050_start_sampling()
214 raw_val[i] = cpu_to_be16(mpu3050->calibration[i]); in mpu3050_start_sampling()
[all …]
/linux-6.8/drivers/mtd/devices/
Dmtd_dataflash.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright (C) 2003-2005 SAN People (Pty) Ltd
28 * Sometimes DataFlash is packaged in MMC-format cards, although the
57 #define OP_MWRITE_BUFFER1 0x88 /* sector must be pre-erased */
58 #define OP_MWRITE_BUFFER2 0x89 /* sector must be pre-erased */
60 /* write to buffer, then write-erase to flash */
68 /* read flash to buffer, then write-erase to flash */
73 * serial number and OTP bits; and per-sector writeprotect.
129 * This usually takes 5-20 msec or so; more for sector erase.
138 dev_dbg(&spi->dev, "status %d?\n", status); in dataflash_waitready()
[all …]
/linux-6.8/fs/xfs/
Dxfs_trans_dquot.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2000-2002 Silicon Graphics, Inc.
34 ASSERT(dqp->q_logitem.qli_dquot == dqp); in xfs_trans_dqjoin()
39 xfs_trans_add_item(tp, &dqp->q_logitem.qli_item); in xfs_trans_dqjoin()
60 if (dqp->q_id != 0 && in xfs_trans_log_dquot()
61 xfs_has_bigtime(tp->t_mountp) && in xfs_trans_log_dquot()
62 !(dqp->q_type & XFS_DQTYPE_BIGTIME)) in xfs_trans_log_dquot()
63 dqp->q_type |= XFS_DQTYPE_BIGTIME; in xfs_trans_log_dquot()
65 tp->t_flags |= XFS_TRANS_DIRTY; in xfs_trans_log_dquot()
66 set_bit(XFS_LI_DIRTY, &dqp->q_logitem.qli_item.li_flags); in xfs_trans_log_dquot()
[all …]
/linux-6.8/drivers/input/mouse/
Dalps.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com>
94 #define ALPS_PASS 0x04 /* device has a pass-through port */
100 #define ALPS_PS2_INTERLEAVED 0x80 /* 3-byte PS/2 packet interleaved with
101 6-byte ALPS packet */
117 { { 0x33, 0x02, 0x0a }, { ALPS_PROTO_V1, 0x88, 0xf8, 0 } }, /* UMAX-530T */
119 ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED } }, /* Toshiba Tecra A11-11L */
128 …{ { 0x63, 0x02, 0x3c }, { ALPS_PROTO_V2, 0x8f, 0x8f, ALPS_WHEEL } }, /* Toshiba Satellite S2400-…
132 …{ { 0x73, 0x00, 0x0a }, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_DUALPOINT } }, /* ThinkPad R61 8918-5QG…
180 /* Reported-by: Hans de Bruin <jmdebruin@xmsnet.nl> */
[all …]
/linux-6.8/drivers/media/i2c/
Dimx208.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <media/v4l2-ctrls.h>
10 #include <media/v4l2-device.h>
29 /* HBLANK control - read only */
71 /* OTP Access */
100 /* V-timing */
209 * pixel_rate = link_freq * data-rate * nr_of_lanes / bits_per_sample
293 /* OTP data */
318 return codes[imx208->vflip->val][imx208->hflip->val]; in imx208_get_format_code()
324 struct i2c_client *client = v4l2_get_subdevdata(&imx208->sd); in imx208_read_reg()
[all …]
Dhi846.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <media/v4l2-ctrls.h>
15 #include <media/v4l2-device.h>
16 #include <media/v4l2-fwnode.h>
147 #define HI846_REG_TEST_PATTERN 0x020a /* 1-9 */
783 /* for OTP */
786 /* for OTP */
858 /* For OTP */
908 /* For OTP */
978 /* For OTP */
[all …]
/linux-6.8/drivers/power/supply/
Dab8500-bm.h1 /* SPDX-License-Identifier: GPL-2.0-only */
108 * OTP register offsets
267 * struct ab8500_fg_parameters - Fuel gauge algorithm parameters, in seconds
283 * @user_cap_limit Capacity reported from user must be within this
317 * struct ab8500_charger_maximization - struct used by the board config.
331 * struct ab8500_bm_capacity_levels - ab8500 capacity level data
347 * struct ab8500_bm_charger_parameters - Charger specific parameters
361 * struct ab8500_bm_data - ab8500 battery management data
/linux-6.8/Documentation/devicetree/bindings/iio/adc/
Dst,stm32-adc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/st,stm32-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 STM32 ADC is a successive approximation analog-to-digital converter.
13 stored in a left-aligned or right-aligned 32-bit data register.
17 voltage goes beyond the user-defined, higher or lower thresholds.
22 - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
27 - st,stm32f4-adc-core
28 - st,stm32h7-adc-core
[all …]
/linux-6.8/drivers/mfd/
Dwm831x-core.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * wm831x-core.c -- Device access for Wolfson WM831x PMICs
24 #include <linux/mfd/wm831x/otp.h>
28 /* Current settings - values are 2*2^(reg_val/4) microamps. These are
93 if (!wm831x->locked) in wm831x_reg_locked()
111 * wm831x_reg_lock: Unlock user keyed registers
113 * The WM831x has a user key preventing writes to particularly
125 dev_vdbg(wm831x->dev, "Registers locked\n"); in wm831x_reg_lock()
127 mutex_lock(&wm831x->io_lock); in wm831x_reg_lock()
128 WARN_ON(wm831x->locked); in wm831x_reg_lock()
[all …]

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