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/linux-6.15/Documentation/devicetree/bindings/timer/
Dsifive,clint.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Palmer Dabbelt <palmer@dabbelt.com>
11 - Anup Patel <anup.patel@wdc.com>
14 SiFive (and other RISC-V) SOCs include an implementation of the SiFive
15 Core Local Interruptor (CLINT) for M-mode timer and M-mode inter-processor
16 interrupts. It directly connects to the timer and inter-processor interrupt
17 lines of various HARTs (or CPUs) so RISC-V per-HART (or per-CPU) local
19 The clock frequency of CLINT is specified via "timebase-frequency" DT
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/linux-6.15/drivers/watchdog/
Dwdt.c1 // SPDX-License-Identifier: GPL-2.0+
5 * (c) Copyright 1996-1997 Alan Cox <alan@lxorguk.ukuu.org.uk>,
10 * "AS-IS" and at no charge.
71 /* You must set these - there is no sane way to probe for this board. */
82 /* Support for the Fan Tachometer on the WDT501-P */
86 "WDT501-P Fan Tachometer support (0=disable, default=0)");
91 "WDT501-P Card type (500 or 501, default=500)");
97 static void wdt_ctr_mode(int ctr, int mode) in wdt_ctr_mode() argument
99 ctr <<= 6; in wdt_ctr_mode()
100 ctr |= 0x30; in wdt_ctr_mode()
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/linux-6.15/drivers/hwmon/
Ddrivetemp.c1 // SPDX-License-Identifier: GPL-2.0
18 * ATA8-ACS.
21 * feature set is documented in "AT Attachment 8 - ATA/ATAPI Command Set
22 * (ATA8-ACS)".
30 * http://www.cropel.com/library/smart-attribute-list.aspx).
46 * 190 Temperature Value is equal to (100-temp. °C), allowing manufacturer
49 * Temperature 100 being a best-case value and lower values being
61 * operating in read-only mode to allow data recovery.
62 * Previously (pre-2010) occasionally used for Drive
70 * - SAMSUNG SV0412H and SAMSUNG SV1204H) report the temperature in 10th
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/linux-6.15/arch/arm64/kernel/
Dcpufeature.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * there's a little bit of over-abstraction that tends to obscure what's going
14 * user-visible instructions are available only on a subset of the available
18 * snapshot state to indicate the lowest-common denominator of the feature,
31 * - Mismatched features are *always* sanitised to a "safe" value, which
34 * - A mismatched feature marked with FTR_STRICT will cause a "SANITY CHECK"
38 * - Features marked as FTR_VISIBLE have their sanitised value visible to
43 * - A "feature" is typically a 4-bit register field. A "capability" is the
44 * high-level description derived from the sanitised field value.
46 * - Read the Arm ARM (DDI 0487F.a) section D13.1.3 ("Principles of the ID
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/linux-6.15/drivers/net/wireless/broadcom/brcm80211/brcmsmac/
Dd11.h32 #define TX_AC_BE_FIFO 1 /* Best-Effort TX FIFO */
60 /* 2byte-wide pio register set per channel(xmt or rcv) */
74 /* 4byte-wide pio register set per channel(xmt or rcv) */
86 /* read: 32-bit register that can be read as 32-bit or as 2 16-bit
87 * write: only low 16b-it half can be written
108 /* Device Control ("semi-standard host registers") */
109 u32 PAD[3]; /* 0x0 - 0x8 */
119 u32 PAD[40]; /* 0x60 - 0xFC */
121 u32 intrcvlazy[4]; /* 0x100 - 0x10C */
123 u32 PAD[4]; /* 0x110 - 0x11c */
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/linux-6.15/kernel/
Dworkqueue.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * kernel/workqueue.c - generic async execution with shared worker pool
10 * Kai Petzke <wpp@marie.physik.tu-berlin.de>
22 * pools for workqueues which are not bound to any specific CPU - the
25 * Please read Documentation/core-api/workqueue.rst for details.
79 * BH pool is per-CPU and always DISASSOCIATED.
108 UNBOUND_POOL_HASH_ORDER = 6, /* hashed by pool->attrs */
128 WORKER_ID_LEN = 10 + WQ_NAME_LEN, /* "kworker/R-" + WQ_NAME_LEN */
142 * I: Modifiable by initialization/destruction paths and read-only for
148 * L: pool->lock protected. Access with pool->lock held.
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