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/linux/Documentation/devicetree/bindings/input/
H A Dsamsung,s3c6410-keypad.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/input/samsung,s3c6410-keypad.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 Samsung SoC Keypad controller is used to interface a SoC with a matrix-type
11 keypad device. The keypad controller supports multiple row and column lines.
12 A key can be placed at each intersection of a unique row and a unique column.
13 The keypad controller can sense a key-press and key-release and report the
17 - Krzysztof Kozlowski <krzk@kernel.org>
22 - samsung,s3c6410-keypad
[all …]
H A Dbrcm,bcm-keypad.txt3 Broadcom Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
5 A key can be placed at each intersection of a unique row and a unique column.
6 The keypad controller can sense a key-press and key-release and report the
9 This binding is based on the matrix-keymap binding with the following
12 keypad,num-rows and keypad,num-columns are required.
15 - compatible: should be "brcm,bcm-keypad"
17 - reg: physical base address of the controller and length of memory mapped
20 - interrupts: The interrupt number to the cpu.
23 - keypad,num-rows: Number of row lines connected to the keypad
[all …]
H A Dmatrix-keymap.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/matrix-keymap.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Common Key Matrices on Matrix-connected Key Boards
10 - Olof Johansson <olof@lixom.net>
13 A simple common binding for matrix-connected key boards. Currently targeted at
19 for said properties are "linux,fn-keymap" or with another descriptive
24 $ref: /schemas/types.yaml#/definitions/uint32-array
26 An array of packed 1-cell entries containing the equivalent of row,
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H A Domap-keypad.txt3 TI's Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
5 A key can be placed at each intersection of a unique row and a unique column.
6 The keypad controller can sense a key-press and key-release and report the
9 This binding is based on the matrix-keymap binding with the following
12 keypad,num-rows and keypad,num-columns are required.
15 - compatible: should be one of the following
16 - "ti,omap4-keypad": For controllers compatible with omap4 keypad
20 - linux,keypad-no-autorepeat: do no enable autorepeat feature.
24 compatible = "ti,omap4-keypad";
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H A Dtwl4030-keypad.txt3 TWL4030's Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
5 A key can be placed at each intersection of a unique row and a unique column.
6 The keypad controller can sense a key-press and key-release and report the
9 This binding is based on the matrix-keymap binding with the following
12 * keypad,num-rows and keypad,num-columns are required.
15 - compatible: should be one of the following
16 - "ti,twl4030-keypad": For controllers compatible with twl4030 keypad
18 - interrupt: should be one of the following
19 - <1>: For controllers compatible with twl4030 keypad controller.
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H A Dgoogle,cros-ec-keyb.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $id: http://devicetree.org/schemas/input/google,cros-ec-keyb.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Simon Glass <sjg@chromium.org>
12 - Benson Leung <bleung@chromium.org>
24 - description: ChromeOS EC with only buttons/switches
25 const: google,cros-ec-keyb-switches
26 - description: ChromeOS EC with keyboard and possibly buttons/switches
27 const: google,cros-ec-keyb
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H A Dst-keyscan.txt4 matrix-keymap.
7 - compatible: "st,sti-keyscan"
9 - reg: Register base address and size of st-keyscan controller.
11 - interrupts: Interrupt number for the st-keyscan controller.
13 - clocks: Must contain one entry, for the module clock.
14 See ../clocks/clock-bindings.txt for details.
16 - pinctrl: Should specify pin control groups used for this controller.
17 See ../pinctrl/pinctrl-bindings.txt for details.
19 - linux,keymap: The keymap for keys as described in the binding document
20 devicetree/bindings/input/matrix-keymap.txt.
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/linux/arch/arm/boot/dts/samsung/
H A Dexynos4412-smdk4412.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
12 /dts-v1/;
14 #include "exynos-mfc-reserved-memory.dtsi"
31 stdout-path = "serial1:115200n8";
34 fixed-rate-clocks {
36 compatible = "samsung,clock-xxti";
37 clock-frequency = <0>;
41 compatible = "samsung,clock-xusbxti";
42 clock-frequency = <24000000>;
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H A Dexynos4210-smdkv310.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
7 * Copyright (c) 2010-2011 Linaro Ltd.
14 /dts-v1/;
16 #include <dt-bindings/gpio/gpio.h>
17 #include "exynos-mfc-reserved-memory.dtsi"
34 stdout-path = "serial1:115200n8";
37 fixed-rate-clocks {
39 compatible = "samsung,clock-xxti";
40 clock-frequency = <12000000>;
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H A Ds5pv210-smdkv210.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
12 * NOTE: This file is completely based on original board file for mach-smdkv210
17 /dts-v1/;
18 #include <dt-bindings/interrupt-controller/irq.h>
19 #include <dt-bindings/input/input.h>
35 pmic_ap_clk: clock-0 {
37 compatible = "fixed-clock";
38 #clock-cells = <0>;
39 clock-frequency = <32768>;
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H A Ds5pv210-aquila.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
13 /dts-v1/;
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
35 pmic_ap_clk: clock-0 {
37 compatible = "fixed-clock";
38 #clock-cells = <0>;
39 clock-frequency = <32768>;
42 vtf_reg: regulator-0 {
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H A Ds5pv210-goni.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
13 /dts-v1/;
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16 #include <dt-bindings/input/input.h>
38 pmic_ap_clk: clock-0 {
40 compatible = "fixed-clock";
41 #clock-cells = <0>;
42 clock-frequency = <32768>;
[all …]
H A Dexynos4412-origen.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
12 /dts-v1/;
14 #include <dt-bindings/clock/samsung,s2mps11.h>
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/input.h>
17 #include "exynos-mfc-reserved-memory.dtsi"
34 stdout-path = "serial2:115200n8";
38 compatible = "samsung,secure-firmware";
42 mmc_reg: regulator-0 {
[all …]
/linux/drivers/input/keyboard/
H A Dtegra-kbc.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright (c) 2009-2011, NVIDIA Corporation.
26 /* Maximum row/column supported by Tegra KBC yet is 16x8 */
80 unsigned char num; member
156 val = readl(kbc->mmio + KBC_KP_ENT0_0 + i); in tegra_kbc_report_keys()
165 keycodes[num_down] = kbc->keycode[scancode]; in tegra_kbc_report_keys()
167 if ((keycodes[num_down] == KEY_FN) && kbc->use_fn_map) in tegra_kbc_report_keys()
178 * Ghosting occurs if there are 3 keys such that - in tegra_kbc_report_keys()
179 * any 2 of the 3 keys share a row, and any 2 of them share a column. in tegra_kbc_report_keys()
182 if (kbc->use_ghost_filter && num_down >= 3) { in tegra_kbc_report_keys()
[all …]
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dctx_rewrite.c1 // SPDX-License-Identifier: GPL-2.0
25 * - One that uses BPF_LDX_MEM to read the context field.
26 * - One that uses BPF_STX_MEM to write to the context field.
27 * - One that uses BPF_ST_MEM to write to the context field.
65 .field_sz = sizeof(typeof(((type *)NULL)->field))
83 "w11 &= -4;"
241 static char *match_number(char *str, int num) in match_number() argument
246 if (next - str == 0 || num != snum) in match_number()
261 return -1; in find_field_offset_aux()
266 return -1; in find_field_offset_aux()
[all …]
/linux/drivers/soundwire/
H A Dgeneric_bandwidth_allocation.c1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2 // Copyright(c) 2015-2020 Intel Corporation.
42 struct sdw_bus_params *b_params = &m_rt->bus->params; in sdw_compute_slave_ports()
44 port_bo = t_data->block_offset; in sdw_compute_slave_ports()
46 list_for_each_entry(s_rt, &m_rt->slave_rt_list, m_rt_node) { in sdw_compute_slave_ports()
47 rate = m_rt->stream->params.rate; in sdw_compute_slave_ports()
48 bps = m_rt->stream->params.bps; in sdw_compute_slave_ports()
49 sample_int = (m_rt->bus->params.curr_dr_freq / rate); in sdw_compute_slave_ports()
52 list_for_each_entry(p_rt, &s_rt->port_list, port_node) { in sdw_compute_slave_ports()
53 if (p_rt->lane != t_data->lane) in sdw_compute_slave_ports()
[all …]
/linux/tools/perf/Documentation/
H A Dperf-config.txt1 perf-config(1)
5 ----
6 perf-config - Get and set variables in a configuration file.
9 --------
11 'perf config' [<file-option>] [section.name[=value] ...]
13 'perf config' [<file-option>] -l | --list
16 -----------
20 -------
22 -l::
23 --list::
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H A Dperf-top.txt1 perf-top(1)
5 ----
6 perf-top - System profiling tool.
9 --------
11 'perf top' [-e <EVENT> | --event=EVENT] [<options>]
14 -----------
19 -------
20 -a::
21 --all-cpus::
22 System-wide collection. (default)
[all …]
/linux/drivers/staging/fbtft/
H A Dfb_ili9341.c1 // SPDX-License-Identifier: GPL-2.0+
5 * This display uses 9-bit SPI: Data/Command bit + 8 data bits
6 * For platforms that doesn't support 9-bit, the driver is capable
7 * of emulating this using 8-bit transfer.
8 * This is done by transferring eight 9-bit words in 9 bytes.
31 par->fbtftops.reset(par); in init_display()
33 /* startup sequence for MI0283QT-9A */ in init_display()
37 /* --------------------------------------------------------- */ in init_display()
44 /* ------------power control-------------------------------- */ in init_display()
47 /* ------------VCOM --------- */ in init_display()
[all …]
H A Dfb_hx8347d.c1 // SPDX-License-Identifier: GPL-2.0+
7 * Based on driver code found here: https://github.com/watterott/r61505u-Adapter
25 par->fbtftops.reset(par); in init_display()
88 #define MEM_X BIT(6) /* MX column address order */
89 #define MEM_V BIT(5) /* MV row / column exchange */
91 #define MEM_BGR (3) /* RGB-BGR Order */
94 switch (par->info->var.rotate) { in set_var()
96 write_reg(par, 0x16, MEM_V | MEM_X | (par->bgr << MEM_BGR)); in set_var()
99 write_reg(par, 0x16, par->bgr << MEM_BGR); in set_var()
102 write_reg(par, 0x16, MEM_V | MEM_Y | (par->bgr << MEM_BGR)); in set_var()
[all …]
H A Dfb_ili9163.c1 // SPDX-License-Identifier: GPL-2.0+
34 #define CMD_FRMCTR2 0xB2 /* Frame Rate Control (In Idle mode/8-colors) */
57 * http://www.ebay.com/itm/Replace-Nokia-5110-LCD-1-44-Red-Serial-128X128-SPI-
58 * Color-TFT-LCD-Display-Module-/271422122271
70 #define __OFFSET 32 /*see note 2 - this is the red version */
72 #define __OFFSET 0 /*see note 2 - this is the black version */
77 par->fbtftops.reset(par); in init_display()
114 switch (par->info->var.rotate) { in set_addr_win()
138 par->info->var.rotate = 0; in set_addr_win()
145 * 6) MX: 1(R to L), 0(L to R) Column Address Order
[all …]
/linux/tools/perf/util/
H A Dparse-events.h1 /* SPDX-License-Identifier: GPL-2.0 */
26 /* Arguments encoded in opt->value. */
94 * @config: The left-hand side of a term assignment, so the term
99 * @val: The right-hand side of a term assignment that can either be a
104 u64 num; member
114 * @err_term: The column index of the term from parsing, used during
119 * @err_val: The column index of the val from parsing, used during error
123 /** @used: Was the term used during parameterized-eval. */
136 * @alternate_hw_config: config is the event name but num is an
168 /* If non-null, when wildcard matching only match the given PMU. */
[all …]
/linux/tools/power/x86/turbostat/
H A Dturbostat.83 turbostat \- Report processor frequency and idle statistics
12 .RB [ "\--interval seconds" ]
15 idle power-state statistics, temperature and power on X86 processors.
19 in one-shot upon its completion.
22 The 5-second interval can be changed using the --interval option.
26 Options can be specified with a single or double '-', and only as much of the option
27 name as necessary to disambiguate it from others is necessary. Note that options are case-sensitiv…
29 \fB--add attributes\fP add column with counter having specified 'attributes'. The 'location' attri…
39 … event for given device from /sys/bus/event_source/devices/<device>/events/<event> eg. c1-residency
40 …perf/cstate_core/c1-residency would then use /sys/bus/event_source/devices/cstate_core/events/c1-r…
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/linux/tools/testing/selftests/bpf/
H A DREADME.rst7 __ /Documentation/bpf/bpf_devel_QA.rst#q-how-to-run-bpf-selftests
31 trampoline support on IBM's s390x architecture. For cases like this, an in-tree
38 These files are organized in three columns. The first column lists the test in
41 classify the entry: column two is a copy and paste of the error being reported
42 when running the test in the setting in question. The third column, if
45 This last entry helps identify tests that can be re-enabled once such support is
54 would be run post-submit in the CI used by the Maintainers, with the exception
57 This script uses the in-tree kernel configuration and downloads a VM userspace
64 - clang (preferably built from sources, https://github.com/llvm/llvm-project);
65 - pahole (preferably built from sources, https://git.kernel.org/pub/scm/devel/pahole/pahole.git/);
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/linux/Documentation/trace/
H A Dkprobes.rst29 collect debugging and performance information non-disruptively. You
41 In the typical case, Kprobes-based instrumentation is packaged as
56 Kprobes -- e.g., the difference between a pre_handler and
62 -----------------------
74 Next, Kprobes single-steps its copy of the probed instruction.
75 (It would be simpler to single-step the actual instruction in place,
80 After the instruction is single-stepped, Kprobes executes the
85 -----------------------
105 -------------
114 is an arbitrary piece of code -- typically just a nop instruction.
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